{"id":2584,"date":"2021-05-19T06:37:26","date_gmt":"2021-05-19T06:37:26","guid":{"rendered":"https:\/\/hqeialdi5a.wpdns.site\/?p=2584"},"modified":"2024-02-03T02:54:29","modified_gmt":"2024-02-03T02:54:29","slug":"3-things-you-need-to-know-about-hydraulic-motor","status":"publish","type":"post","link":"https:\/\/yaiwo.com\/vi\/3-things-you-need-to-know-about-hydraulic-motor\/","title":{"rendered":"3 \u0111i\u1ec1u b\u1ea1n c\u1ea7n bi\u1ebft v\u1ec1 \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c"},"content":{"rendered":"<p class=\"yoast-reading-time__wrapper\"><span class=\"yoast-reading-time__icon\"><\/span><span class=\"yoast-reading-time__descriptive-text\">Th\u1eddi gian \u0111\u1ecdc \u01b0\u1edbc t\u00ednh:  <\/span><span class=\"yoast-reading-time__reading-time\">23<\/span><span class=\"yoast-reading-time__time-unit\"> ph\u00fat<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-hydraulic-motor\">\u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-question-1-the-commonality-of-hydraulic-motors-and-hydraulic-pumps\"><strong>C\u00e2u h\u1ecfi 1: \u0110i\u1ec3m chung c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c v\u00e0 m\u00e1y b\u01a1m th\u1ee7y l\u1ef1c<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed8T <a href=\"https:\/\/yaiwo.com\/vi\/what-is-the-hydraulic-motor\/\">\u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c<\/a> is a device that converts the pressure energy of a liquid into mechanical energy. In principle, a hydraulic pump can be used as a hydraulic motor, and a hydraulic motor can also be used as a hydraulic pump. But, although the same type of hydraulic pump and motor are similar in structure, because of the different working conditions of the two, there are some differences in the structure of the two.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.youtube.com\/watch?v=rlqQ0mZbyao\" target=\"_blank\" rel=\"noopener\">\u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c<\/a> n\u00f3i chung c\u1ea7n quay thu\u1eadn v\u00e0 quay ng\u01b0\u1ee3c, v\u00ec v\u1eady ch\u00fang ph\u1ea3i c\u00f3 s\u1ef1 \u0111\u1ed1i x\u1ee9ng trong c\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a ch\u00fang, trong khi m\u00e1y b\u01a1m th\u1ee7y l\u1ef1c th\u01b0\u1eddng quay theo m\u1ed9t h\u01b0\u1edbng n\u00ean kh\u00f4ng c\u00f3 y\u00eau c\u1ea7u n\u00e0y.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ec3 gi\u1ea3m l\u1ef1c c\u1ea3n h\u00fat d\u1ea7u v\u00e0 l\u1ef1c h\u01b0\u1edbng t\u00e2m, c\u1eeda h\u00fat d\u1ea7u c\u1ee7a b\u01a1m th\u1ee7y l\u1ef1c th\u01b0\u1eddng l\u1edbn h\u01a1n c\u1eeda ra d\u1ea7u. \u00c1p su\u1ea5t trong bu\u1ed3ng \u00e1p su\u1ea5t th\u1ea5p c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c cao h\u01a1n m\u1ed9t ch\u00fat so v\u1edbi \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n, do \u0111\u00f3 kh\u00f4ng c\u00f3 y\u00eau c\u1ea7u n\u00e0y.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c b\u1eaft bu\u1ed9c ph\u1ea3i l\u00e0m vi\u1ec7c b\u00ecnh th\u01b0\u1eddng \u1edf nhi\u1ec1u t\u1ed1c \u0111\u1ed9, v\u00ec v\u1eady n\u00ean s\u1eed d\u1ee5ng \u1ed5 tr\u01b0\u1ee3t ho\u1eb7c \u1ed5 tr\u1ee5c th\u1ee7y t\u0129nh. B\u1edfi v\u00ec khi t\u1ed1c \u0111\u1ed9 \u0111\u1ed9ng c\u01a1 r\u1ea5t th\u1ea5p, kh\u00f4ng d\u1ec5 t\u1ea1o m\u00e0ng b\u00f4i tr\u01a1n n\u1ebfu s\u1eed d\u1ee5ng \u1ed5 tr\u1ee5c \u00e1p \u0111\u1ed9ng.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"883\" height=\"556\" src=\"https:\/\/yaiwo.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"http:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/hydraulic-pump1.png\" alt=\"H\u00ecnh 1-1 B\u01a1m th\u1ee7y l\u1ef1c v\u00e0 \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c kh\u00f4ng ph\u1ed5 bi\u1ebfn\" class=\"wd-lazy-fade wp-image-2586\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/hydraulic-pump1.png 883w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/hydraulic-pump1-300x189.png 300w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/hydraulic-pump1-768x484.png 768w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/hydraulic-pump1-18x12.png 18w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/hydraulic-pump1-600x378.png 600w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/hydraulic-pump1-150x94.png 150w\" sizes=\"(max-width: 883px) 100vw, 883px\" \/><figcaption class=\"wp-element-caption\"><br>H\u00ecnh 1-1 B\u01a1m th\u1ee7y l\u1ef1c v\u00e0 \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c kh\u00f4ng ph\u1ed5 bi\u1ebfn<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>B\u01a1m c\u00e1nh g\u1ea1t d\u1ef1a v\u00e0o l\u1ef1c ly t\u00e2m sinh ra t\u1eeb t\u1ed1c \u0111\u1ed9 quay cao c\u1ee7a c\u00e1nh g\u1ea1t v\u00e0 r\u00f4to l\u00e0m c\u00e1nh g\u1ea1t lu\u00f4n \u00e1p s\u00e1t v\u00e0o b\u1ec1 m\u1eb7t b\u00ean trong c\u1ee7a stato \u0111\u1ec3 l\u00e0m k\u00edn d\u1ea7u v\u00e0 t\u1ea1o th\u00e0nh th\u1ec3 t\u00edch l\u00e0m vi\u1ec7c. N\u1ebfu n\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t \u0111\u1ed9ng c\u01a1, l\u00f2 xo ph\u1ea3i \u0111\u01b0\u1ee3c l\u1eafp v\u00e0o g\u1ed1c c\u1ee7a l\u01b0\u1ee1i c\u1eaft c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng l\u01b0\u1ee1i c\u1eaft lu\u00f4n \u00e1p s\u00e1t v\u00e0o b\u1ec1 m\u1eb7t b\u00ean trong c\u1ee7a stato \u0111\u1ec3 \u0111\u1ed9ng c\u01a1 c\u00f3 th\u1ec3 kh\u1edfi \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>B\u01a1m th\u1ee7y l\u1ef1c c\u1ea7n \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng t\u1ef1 m\u1ed3i trong c\u1ea5u t\u1ea1o, tuy nhi\u00ean \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c kh\u00f4ng c\u00f3 y\u00eau c\u1ea7u n\u00e0y.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c ph\u1ea3i c\u00f3 m\u00f4men kh\u1edfi \u0111\u1ed9ng l\u1edbn. C\u00e1i g\u1ecdi l\u00e0 m\u00f4men kh\u1edfi \u0111\u1ed9ng c\u00f3 ngh\u0129a l\u00e0 khi \u0111\u1ed9ng c\u01a1 \u0111\u01b0\u1ee3c kh\u1edfi \u0111\u1ed9ng t\u1eeb tr\u1ea1ng th\u00e1i \u0111\u1ee9ng y\u00ean, m\u00f4men c\u00f3 th\u1ec3 xu\u1ea5t ra tr\u00ean tr\u1ee5c \u0111\u1ed9ng c\u01a1 th\u01b0\u1eddng l\u1edbn h\u01a1n m\u00f4men \u1edf tr\u1ea1ng th\u00e1i ch\u1ea1y \u1edf c\u00f9ng m\u1ed9t ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t l\u00e0m vi\u1ec7c. Do \u0111\u00f3, \u0111\u1ec3 l\u00e0m cho m\u00f4men kh\u1edfi \u0111\u1ed9ng c\u00e0ng g\u1ea7n m\u00f4men \u1edf tr\u1ea1ng th\u00e1i l\u00e0m vi\u1ec7c c\u00e0ng t\u1ed1t, y\u00eau c\u1ea7u xung c\u1ee7a m\u00f4men \u0111\u1ed9ng c\u01a1 ph\u1ea3i nh\u1ecf v\u00e0 n\u1ed9i ma s\u00e1t nh\u1ecf.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>B\u01a1m th\u1ee7y l\u1ef1c s\u1eed d\u1ee5ng van m\u1ed9t chi\u1ec1u \u0111\u1ec3 ph\u00e2n ph\u1ed1i d\u1ea7u ho\u00e0n to\u00e0n kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c, nh\u01b0 trong H\u00ecnh 1-1.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Due to the above-mentioned different characteristics of motors and hydraulic pumps, many types of hydraulic motors and hydraulic pumps cannot be used in reverse.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-question-2-selection-of-hydraulic-motor-type\"><strong>C\u00e2u h\u1ecfi 2: L\u1ef1a ch\u1ecdn lo\u1ea1i \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c<\/strong><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-1-rated-speed-selection\"><strong>1. L\u1ef1a ch\u1ecdn t\u1ed1c \u0111\u1ed9 \u0111\u1ecbnh m\u1ee9c<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Motors are classified into high-speed and low-speed categories according to their rated speed. Those with a rated speed higher than 500r\/min are high-speed motors, and those with a rated speed lower than 500r\/min are low-speed hydraulic motors.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c d\u1ea1ng c\u01a1 b\u1ea3n c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c t\u1ed1c \u0111\u1ed9 cao bao g\u1ed3m ki\u1ec3u b\u00e1nh r\u0103ng, ki\u1ec3u tr\u1ee5c v\u00edt, ki\u1ec3u c\u00e1nh g\u1ea1t v\u00e0 ki\u1ec3u p\u00edt t\u00f4ng h\u01b0\u1edbng tr\u1ee5c. C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a ch\u00fang l\u00e0 t\u1ed1c \u0111\u1ed9 cao, m\u00f4men qu\u00e1n t\u00ednh th\u1ea5p, kh\u1edfi \u0111\u1ed9ng v\u00e0 phanh d\u1ec5 d\u00e0ng, v\u00e0 \u0111\u1ed9 nh\u1ea1y cao trong vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 v\u00e0 chuy\u1ec3n h\u01b0\u1edbng. N\u00f3i chung, m\u00f4men \u0111\u1ea7u ra c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c t\u1ed1c \u0111\u1ed9 cao kh\u00f4ng l\u1edbn (ch\u1ec9 t\u1eeb h\u00e0ng ch\u1ee5c N \u00b7 m \u0111\u1ebfn v\u00e0i tr\u0103m N \u00b7 m) n\u00ean c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c m\u00f4men nh\u1ecf t\u1ed1c \u0111\u1ed9 cao.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1ea1ng c\u01a1 b\u1ea3n c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c t\u1ed1c \u0111\u1ed9 th\u1ea5p l\u00e0 ki\u1ec3u p\u00edt t\u00f4ng h\u01b0\u1edbng t\u00e2m, ch\u1eb3ng h\u1ea1n nh\u01b0 ki\u1ec3u thanh k\u1ebft n\u1ed1i tr\u1ee5c khu\u1ef7u t\u00e1c \u0111\u1ed9ng m\u1ed9t l\u1ea7n, ki\u1ec3u c\u00e2n b\u1eb1ng th\u1ee7y l\u1ef1c v\u00e0 ki\u1ec3u \u0111\u01b0\u1eddng cong b\u00ean trong t\u00e1c \u0111\u1ed9ng nhi\u1ec1u l\u1ea7n. Ngo\u00e0i ra, c\u00f2n c\u00f3 c\u00e1c c\u01a1 c\u1ea5u t\u1ed1c \u0111\u1ed9 th\u1ea5p ki\u1ec3u p\u00edt t\u00f4ng d\u1ecdc tr\u1ee5c, ki\u1ec3u c\u00e1nh g\u1ea1t, ki\u1ec3u b\u00e1nh r\u0103ng. \u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c t\u1ed1c \u0111\u1ed9 th\u1ea5p ch\u00ednh<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c t\u00ednh n\u0103ng ch\u00ednh l\u00e0 dung t\u00edch l\u1edbn, kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn v\u00e0 t\u1ed1c \u0111\u1ed9 th\u1ea5p (\u0111\u00f4i khi l\u00ean \u0111\u1ebfn v\u00e0i v\u00f2ng \/ ph\u00fat ho\u1eb7c th\u1eadm ch\u00ed v\u00e0i ph\u1ea7n m\u01b0\u1eddi v\u00f2ng), v\u00ec v\u1eady n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp v\u1edbi c\u01a1 ch\u1ebf l\u00e0m vi\u1ec7c m\u00e0 kh\u00f4ng c\u1ea7n thi\u1ebft b\u1ecb gi\u1ea3m t\u1ed1c, \u0111i\u1ec1u n\u00e0y gi\u00fap \u0111\u01a1n gi\u1ea3n h\u00f3a r\u1ea5t nhi\u1ec1u c\u01a1 ch\u1ebf truy\u1ec1n \u0111\u1ed9ng. N\u00f3i chung, \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c t\u1ed1c \u0111\u1ed9 th\u1ea5p c\u00f3 m\u00f4men \u0111\u1ea7u ra t\u01b0\u01a1ng \u0111\u1ed1i l\u1edbn (l\u00ean \u0111\u1ebfn v\u00e0i ngh\u00ecn N \u00b7 m \u0111\u1ebfn h\u00e0ng ch\u1ee5c ngh\u00ecn N \u00b7 m), v\u00ec v\u1eady ch\u00fang c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c m\u00f4men cao t\u1ed1c \u0111\u1ed9 th\u1ea5p.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-2-structure-type-selection\"><strong>2. L\u1ef1a ch\u1ecdn ki\u1ec3u c\u1ea5u tr\u00fac<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia theo ki\u1ec3u k\u1ebft c\u1ea5u c\u1ee7a ch\u00fang, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh ki\u1ec3u b\u00e1nh r\u0103ng, ki\u1ec3u c\u00e1nh g\u1ea1t, ki\u1ec3u p\u00edt t\u00f4ng v\u00e0 c\u00e1c d\u1ea1ng kh\u00e1c.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed9ng c\u01a1 c\u00e1nh g\u1ea1t. \u0110\u1ed9ng c\u01a1 l\u01b0\u1ee1i c\u1eaft c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng nh\u1ecf v\u00e0 m\u00f4men qu\u00e1n t\u00ednh nh\u1ecf n\u00ean nh\u1ea1y v\u00e0 c\u00f3 t\u1ea7n s\u1ed1 chuy\u1ec3n m\u1ea1ch th\u00edch \u1ee9ng cao. Tuy nhi\u00ean, s\u1ef1 r\u00f2 r\u1ec9 t\u01b0\u01a1ng \u0111\u1ed1i l\u1edbn v\u00e0 n\u00f3 kh\u00f4ng th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u1edf t\u1ed1c \u0111\u1ed9 r\u1ea5t th\u1ea5p. Do \u0111\u00f3, \u0111\u1ed9ng c\u01a1 c\u00e1nh g\u1ea1t th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p c\u00f3 t\u1ed1c \u0111\u1ed9 cao, m\u00f4-men xo\u1eafn th\u1ea5p v\u00e0 c\u00e1c h\u00e0nh \u0111\u1ed9ng nh\u1ea1y c\u1ea3m.<\/li>\n\n\n\n<li>\u0110\u1ed9ng c\u01a1 p\u00edt t\u00f4ng h\u01b0\u1edbng tr\u1ee5c. C\u1ea5u t\u1ea1o c\u1ee7a \u0111\u1ed9ng c\u01a1 piston h\u01b0\u1edbng tr\u1ee5c v\u1ec1 c\u01a1 b\u1ea3n c\u0169ng gi\u1ed1ng nh\u01b0 c\u1ea5u t\u1ea1o c\u1ee7a m\u00e1y b\u01a1m piston h\u01b0\u1edbng tr\u1ee5c, do \u0111\u00f3 lo\u1ea1i c\u1ee7a n\u00f3 c\u0169ng gi\u1ed1ng nh\u01b0 c\u1ea5u t\u1ea1o c\u1ee7a m\u00e1y b\u01a1m piston h\u01b0\u1edbng tr\u1ee5c, ng\u01b0\u1eddi ta c\u0169ng chia ra hai lo\u1ea1i l\u00e0 \u0111\u1ed9ng c\u01a1 piston h\u01b0\u1edbng tr\u1ee5c th\u1eb3ng v\u00e0 \u0111\u1ed9ng c\u01a1 piston h\u01b0\u1edbng tr\u1ee5c. \u0111\u1ed9ng c\u01a1 piston h\u01b0\u1edbng tr\u1ee5c nghi\u00eang. . N\u00f3i chung, \u0111\u1ed9ng c\u01a1 piston h\u01b0\u1edbng tr\u1ee5c l\u00e0 \u0111\u1ed9ng c\u01a1 t\u1ed1c \u0111\u1ed9 cao v\u1edbi m\u00f4-men xo\u1eafn \u0111\u1ea7u ra nh\u1ecf. Do \u0111\u00f3, c\u01a1 c\u1ea5u l\u00e0m vi\u1ec7c ph\u1ea3i \u0111\u01b0\u1ee3c d\u1eabn \u0111\u1ed9ng b\u1eb1ng h\u1ed9p gi\u1ea3m t\u1ed1c. N\u1ebfu d\u1ecbch chuy\u1ec3n c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c c\u00f3 th\u1ec3 t\u0103ng l\u00ean \u0111\u00e1ng k\u1ec3, th\u00ec \u0111\u1ed9ng c\u01a1 piston h\u01b0\u1edbng tr\u1ee5c c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o th\u00e0nh \u0111\u1ed9ng c\u01a1 t\u1ed1c \u0111\u1ed9 th\u1ea5p v\u00e0 m\u00f4-men xo\u1eafn cao.<\/li>\n\n\n\n<li>\u0110\u1ed9ng c\u01a1 x\u00edch \u0111u. \u00c1p su\u1ea5t l\u00e0m vi\u1ec7c c\u1ee7a \u0111\u1ed9ng c\u01a1 xoay m\u1ed9t c\u00e1nh nh\u1ecf h\u01a1n 10MPa v\u00e0 g\u00f3c xoay nh\u1ecf h\u01a1n 280 \u00b0. Do l\u1ef1c h\u01b0\u1edbng t\u00e2m kh\u00f4ng c\u00e2n b\u1eb1ng, r\u1ea5t kh\u00f3 \u0111\u1ec3 l\u00e0m k\u00edn gi\u1eefa l\u01b0\u1ee1i c\u1eaft v\u00e0 v\u1ecf, l\u01b0\u1ee1i c\u1eaft v\u00e0 n\u00fat, \u0111i\u1ec1u n\u00e0y h\u1ea1n ch\u1ebf vi\u1ec7c t\u0103ng th\u00eam \u00e1p su\u1ea5t l\u00e0m vi\u1ec7c c\u1ee7a n\u00f3, \u0111i\u1ec1u n\u00e0y c\u0169ng h\u1ea1n ch\u1ebf \u0111\u1ea7u ra. M\u00f4-men xo\u1eafn \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n h\u01a1n n\u1eefa. \u0110\u1ed1i v\u1edbi \u0111\u1ed9ng c\u01a1 xoay c\u00e1nh \u0111\u01a1n, t\u1ed5ng hi\u1ec7u su\u1ea5t c\u1ee7a \u0111\u1ed9ng c\u01a1 xoay c\u00e1nh = 70% \u0111\u1ebfn 95%.<\/li>\n\n\n\n<li>\u0110\u1ed9ng c\u01a1 xoay m\u1ed9t c\u00e1nh, trong c\u00f9ng \u0111i\u1ec1u ki\u1ec7n k\u00edch th\u01b0\u1edbc h\u01b0\u1edbng t\u00e2m v\u00e0 \u00e1p su\u1ea5t l\u00e0m vi\u1ec7c, t\u01b0\u01a1ng \u1ee9ng l\u00e0 g\u1ea5p \u0111\u00f4i m\u00f4-men xo\u1eafn \u0111\u1ea7u ra c\u1ee7a \u0111\u1ed9ng c\u01a1 xoay m\u1ed9t c\u00e1nh, nh\u01b0ng g\u00f3c quay n\u00ean \u0111\u01b0\u1ee3c gi\u1ea3m t\u01b0\u01a1ng \u1ee9ng. G\u00f3c xoay c\u1ee7a \u0111\u1ed9ng c\u01a1 xoay hai c\u00e1nh th\u01b0\u1eddng nh\u1ecf h\u01a1n 120 \u00b0.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-hydraulic-motor-parameter-calculation\"><strong>T\u00ednh to\u00e1n th\u00f4ng s\u1ed1 \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c<\/strong><\/h2>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-1-displacement\"><strong>1. Chuy\u1ec3n v\u1ecb<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1ecbch chuy\u1ec3n c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c th\u1ec3 hi\u1ec7n k\u00edch th\u01b0\u1edbc c\u1ee7a bu\u1ed3ng l\u00e0m vi\u1ec7c c\u1ee7a n\u00f3, \u0111\u00e2y l\u00e0 m\u1ed9t th\u00f4ng s\u1ed1 quan tr\u1ecdng. V\u00ec m\u00f4men xu\u1ea5t c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c trong qu\u00e1 tr\u00ecnh l\u00e0m vi\u1ec7c \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi m\u00f4men t\u1ea3i. Tuy nhi\u00ean, \u0111\u1ec3 \u0111\u1ea9y c\u00f9ng m\u1ed9t k\u00edch th\u01b0\u1edbc t\u1ea3i th\u00ec \u00e1p su\u1ea5t c\u1ee7a \u0111\u1ed9ng c\u01a1 c\u00f3 khoang c\u00f4ng t\u00e1c l\u1edbn s\u1ebd th\u1ea5p h\u01a1n so v\u1edbi \u0111\u1ed9ng c\u01a1 c\u00f3 khoang c\u00f4ng t\u00e1c nh\u1ecf. V\u00ec v\u1eady, k\u00edch th\u01b0\u1edbc c\u1ee7a khoang c\u00f4ng t\u00e1c l\u00e0 ch\u1ec9 ti\u00eau ch\u00ednh \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng l\u00e0m vi\u1ec7c c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c, t\u1ee9c l\u00e0 \u0111\u1ed9 d\u1ecbch chuy\u1ec3n K\u00edch th\u01b0\u1edbc c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c l\u00e0 ch\u1ec9 ti\u00eau quan tr\u1ecdng \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng l\u00e0m vi\u1ec7c c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-2-mechanical-efficiency-of-hydraulic-motor-starting\"><strong>2. Hi\u1ec7u su\u1ea5t c\u01a1 kh\u00ed c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c kh\u1edfi \u0111\u1ed9ng<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Hi\u1ec7u su\u1ea5t c\u01a1 kh\u00ed kh\u1edfi \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c l\u00e0 m\u1ed9t ch\u1ec9 s\u1ed1 \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t kh\u1edfi \u0111\u1ed9ng c\u1ee7a n\u00f3. Do d\u01b0\u1edbi c\u00f9ng m\u1ed9t \u00e1p su\u1ea5t, m\u00f4men \u0111\u1ea7u ra c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c t\u1eeb tr\u1ea1ng th\u00e1i d\u1eebng sang tr\u1ea1ng th\u00e1i kh\u1edfi \u0111\u1ed9ng l\u1edbn h\u01a1n m\u00f4men khi ho\u1ea1t \u0111\u1ed9ng, \u0111i\u1ec1u n\u00e0y g\u00e2y kh\u00f3 kh\u0103n cho vi\u1ec7c kh\u1edfi \u0111\u1ed9ng \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c c\u00f3 t\u1ea3i, v\u00ec v\u1eady hi\u1ec7u su\u1ea5t kh\u1edfi \u0111\u1ed9ng r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi th\u1ee7y l\u1ef1c. \u0111\u1ed9ng c\u01a1 C\u00f3, hi\u1ec7u su\u1ea5t c\u01a1 kh\u00ed kh\u1edfi \u0111\u1ed9ng ch\u1ec9 c\u00f3 th\u1ec3 ph\u1ea3n \u00e1nh m\u1ee9c hi\u1ec7u su\u1ea5t kh\u1edfi \u0111\u1ed9ng c\u1ee7a n\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u00fd do gi\u1ea3m m\u00f4men kh\u1edfi \u0111\u1ed9ng m\u1ed9t m\u1eb7t l\u00e0 do h\u1ec7 s\u1ed1 ma s\u00e1t l\u1edbn nh\u1ea5t \u1edf tr\u1ea1ng th\u00e1i t\u0129nh, v\u00e0 h\u1ec7 s\u1ed1 ma s\u00e1t gi\u1ea3m \u0111\u00e1ng k\u1ec3 sau khi m\u1eb7t ma s\u00e1t tr\u01b0\u1ee3t t\u01b0\u01a1ng \u0111\u1ed1i; m\u1eb7t kh\u00e1c, n\u00f3 l\u00e0 kh\u00eda c\u1ea1nh quan tr\u1ecdng nh\u1ea5t, b\u1edfi v\u00ec m\u00e0ng d\u1ea7u b\u00f4i tr\u01a1n \u1edf tr\u1ea1ng th\u00e1i t\u0129nh c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c b\u1ecb \u00e9p ra, n\u00f3 s\u1ebd tr\u1edf th\u00e0nh ma s\u00e1t kh\u00f4. Khi \u0111\u1ed9ng c\u01a1 b\u1eaft \u0111\u1ea7u chuy\u1ec3n \u0111\u1ed9ng, khi m\u00e0ng d\u1ea7u b\u00f4i tr\u01a1n \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp, l\u1ef1c c\u1ea3n ma s\u00e1t gi\u1ea3m xu\u1ed1ng ngay l\u1eadp t\u1ee9c v\u00e0 gi\u1ea3m khi t\u1ed1c \u0111\u1ed9 tr\u01b0\u1ee3t t\u0103ng v\u00e0 m\u00e0ng d\u1ea7u tr\u1edf n\u00ean d\u00e0y h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong th\u1ef1c t\u1ebf l\u00e0m vi\u1ec7c, ng\u01b0\u1eddi ta hy v\u1ecdng r\u1eb1ng hi\u1ec7u su\u1ea5t kh\u1edfi \u0111\u1ed9ng t\u1ed1t h\u01a1n, t\u1ee9c l\u00e0 hy v\u1ecdng r\u1eb1ng m\u00f4men kh\u1edfi \u0111\u1ed9ng v\u00e0 hi\u1ec7u su\u1ea5t c\u01a1 kh\u1edfi \u0111\u1ed9ng l\u1edbn h\u01a1n. \u0110\u1ed9ng c\u01a1 \u0111\u01b0\u1eddng cong b\u00ean trong \u0111a t\u00e1c d\u1ee5ng c\u00f3 hi\u1ec7u su\u1ea5t kh\u1edfi \u0111\u1ed9ng t\u1ed1t nh\u1ea5t, \u0111\u1ed9ng c\u01a1 piston h\u01b0\u1edbng tr\u1ee5c, \u0111\u1ed9ng c\u01a1 thanh k\u1ebft n\u1ed1i tr\u1ee5c khu\u1ef7u v\u00e0 \u0111\u1ed9ng c\u01a1 c\u00e2n b\u1eb1ng \u00e1p su\u1ea5t t\u0129nh \u1edf gi\u1eefa, \u0111\u1ed9ng c\u01a1 c\u00e1nh g\u1ea1t k\u00e9m h\u01a1n v\u00e0 \u0111\u1ed9ng c\u01a1 b\u00e1nh r\u0103ng l\u00e0 k\u00e9m nh\u1ea5t.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-question-1-calculation-of-displacement-of-hydraulic-motor\"><strong>C\u00e2u 1: T\u00ednh to\u00e1n chuy\u1ec3n v\u1ecb c\u1ee7a \u0111\u1ed9ng c\u01a1 thu\u1ef7 l\u1ef1c<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1ecbch chuy\u1ec3n c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c th\u1ec3 hi\u1ec7n k\u00edch th\u01b0\u1edbc c\u1ee7a khoang l\u00e0m vi\u1ec7c c\u1ee7a n\u00f3, \u0111\u00e2y l\u00e0 m\u1ed9t th\u00f4ng s\u1ed1 quan tr\u1ecdng v\u00ec m\u00f4men xu\u1ea5t c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c trong qu\u00e1 tr\u00ecnh l\u00e0m vi\u1ec7c \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi m\u00f4men t\u1ea3i. Tuy nhi\u00ean, \u0111\u1ec3 \u0111\u1ea9y c\u00f9ng m\u1ed9t k\u00edch th\u01b0\u1edbc t\u1ea3i th\u00ec \u00e1p su\u1ea5t c\u1ee7a \u0111\u1ed9ng c\u01a1 c\u00f3 khoang c\u00f4ng t\u00e1c l\u1edbn th\u1ea5p h\u01a1n \u0111\u1ed9ng c\u01a1 c\u00f3 khoang c\u00f4ng t\u00e1c nh\u1ecf, do \u0111\u00f3 k\u00edch th\u01b0\u1edbc c\u1ee7a khoang c\u00f4ng t\u00e1c l\u00e0 ch\u1ec9 ti\u00eau ch\u00ednh \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng l\u00e0m vi\u1ec7c c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c, t\u1ee9c l\u00e0 k\u00edch th\u01b0\u1edbc c\u1ee7a d\u1ecbch chuy\u1ec3n N\u00f3 l\u00e0 m\u1ed9t k\u00fd hi\u1ec7u quan tr\u1ecdng v\u1ec1 kh\u1ea3 n\u0103ng l\u00e0m vi\u1ec7c c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c.<\/p>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\">V<sub>NS<\/sub>= 2\u03c0T<sub>t\u1ed1i \u0111a<\/sub>\/ (\u0394p\u03b7<sub>mm<\/sub>)<\/p>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\">\u25b3 P = P<sub>1<\/sub>\u4e00 P<sub>2<\/sub><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-hydraulic-motor-use\"><strong>S\u1eed d\u1ee5ng \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-question-1-the-hydraulic-motor-starts\"><strong>C\u00e2u h\u1ecfi 1: \u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c kh\u1edfi \u0111\u1ed9ng<\/strong><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-1-the-viscosity-requirements-of-the-hydraulic-medium-when-the-hydraulic-motor-is-started\"><strong>1. Y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 nh\u1edbt c\u1ee7a m\u00f4i ch\u1ea5t th\u1ee7y l\u1ef1c khi kh\u1edfi \u0111\u1ed9ng \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Khi kh\u1edfi \u0111\u1ed9ng \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c, n\u1ebfu \u0111\u1ed9 nh\u1edbt c\u1ee7a m\u00f4i ch\u1ea5t qu\u00e1 th\u1ea5p ho\u1eb7c qu\u00e1 cao, hi\u1ec7u su\u1ea5t b\u00f4i tr\u01a1n c\u1ee7a \u0111\u1ed9ng c\u01a1 s\u1ebd b\u1ecb \u1ea3nh h\u01b0\u1edfng. N\u1ebfu \u0111\u1ed9 nh\u1edbt qu\u00e1 cao, m\u1ed9t s\u1ed1 b\u1ed9 ph\u1eadn s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c b\u00f4i tr\u01a1n hi\u1ec7u qu\u1ea3; N\u1ebfu \u0111\u1ed9 nh\u1edbt qu\u00e1 th\u1ea5p, hi\u1ec7u su\u1ea5t b\u00f4i tr\u01a1n c\u1ee7a to\u00e0n b\u1ed9 \u0111\u1ed9ng c\u01a1 s\u1ebd k\u00e9m. Do \u0111\u00f3, c\u1ed1 g\u1eafng tr\u00e1nh kh\u1edfi \u0111\u1ed9ng \u0111\u1ed9ng c\u01a1 khi \u0111\u1ed9 nh\u1edbt c\u1ee7a d\u1ea7u th\u1ee7y l\u1ef1c b\u1ea5t th\u01b0\u1eddng.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-2-when-the-plunger-motor-is-used-for-the-first-time-the-housing-should-be-filled-with-oil\"><strong>2. Khi \u0111\u1ed9ng c\u01a1 p\u00edt t\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u1ea7n \u0111\u1ea7u ti\u00ean, v\u1ecf ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1ed5 \u0111\u1ea7y d\u1ea7u<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1eb7c d\u00f9 \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c c\u00f3 \u0111\u1eb7c t\u00ednh t\u1ef1 b\u00f4i tr\u01a1n, nh\u01b0ng t\u1ed1t nh\u1ea5t b\u1ea1n n\u00ean \u0111\u1ed5 \u0111\u1ea7y d\u1ea7u v\u00e0o v\u1ecf tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c p\u00edt-t\u00f4ng l\u1ea7n \u0111\u1ea7u ti\u00ean. \u0110i\u1ec1u n\u00e0y r\u1ea5t t\u1ed1t \u0111\u1ec3 b\u1ea3o v\u1ec7 \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c v\u00e0 \u0111\u1ea3m b\u1ea3o kh\u1edfi \u0111\u1ed9ng tr\u01a1n tru. N\u1ebfu kh\u00f4ng, r\u00f4to c\u1ee7a \u0111\u1ed9ng c\u01a1 p\u00edt t\u00f4ng c\u00f3 th\u1ec3 \u1edf tr\u1ea1ng th\u00e1i ma s\u00e1t kh\u00f4 v\u00e0 d\u1ec5 b\u1ecb h\u1ecfng.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-3-be-careful-not-to-overload-the-hydraulic-motor-that-starts-with-load\"><strong>3. C\u1ea9n th\u1eadn kh\u00f4ng \u0111\u1ec3 \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c kh\u1edfi \u0111\u1ed9ng c\u00f3 t\u1ea3i qu\u00e1 t\u1ea3i<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Trong c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u kh\u1edfi \u0111\u1ed9ng to\u00e0n t\u1ea3i, c\u1ea7n ch\u00fa \u00fd \u0111\u1ebfn m\u00f4men kh\u1edfi \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c. V\u00ec m\u00f4men kh\u1edfi \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c l\u00e0 chung<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00f3 ng\u1eafn h\u01a1n m\u00f4men \u0111\u1ecbnh m\u1ee9c, v\u00ec v\u1eady n\u1ebfu b\u1ecf qua gi\u00e1 tr\u1ecb m\u00f4men kh\u1edfi \u0111\u1ed9ng th\u00ec c\u01a1 c\u1ea5u l\u00e0m vi\u1ec7c c\u00f3 th\u1ec3 kh\u00f4ng kh\u1edfi \u0111\u1ed9ng \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-question-2-system-shock\"><strong>C\u00e2u h\u1ecfi 2: H\u1ec7 th\u1ed1ng s\u1ed1c<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Khi thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c v\u00e0 l\u1ef1a ch\u1ecdn c\u00e1c b\u1ed9 ph\u1eadn th\u1ee7y l\u1ef1c, hai v\u1ea5n \u0111\u1ec1 sau \u0111\u00e2y c\u1ea7n \u0111\u01b0\u1ee3c quan t\u00e2m.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 ch\u1ee9c n\u0103ng c\u00f3 t\u00e1c \u0111\u1ed9ng l\u1edbn h\u01a1n, ch\u1eb3ng h\u1ea1n nh\u01b0 ch\u1ee9c n\u0103ng rung c\u1ee7a m\u00e1y lu, \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. Y\u00eau c\u1ea7u v\u1ec1 l\u1ef1c rung, m\u00f4men qu\u00e1n t\u00ednh t\u01b0\u01a1ng \u0111\u1ed1i l\u1edbn c\u1ee7a tr\u1ee5c l\u1ec7ch t\u00e2m rung, c\u00f9ng v\u1edbi \u0111\u1ed9 nh\u1edbt c\u1ee7a d\u1ea7u b\u00f4i tr\u01a1n trong bu\u1ed3ng rung, do \u0111\u00f3 ch\u1ea5n \u0111\u1ed9ng kh\u1edfi \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9ng c\u01a1 rung l\u00e0 \u0111\u1eb7c bi\u1ec7t l\u1edbn, v\u00e0 trong h\u1ec7 th\u1ed1ng truy\u1ec1n rung l\u00e0 y\u1ebfu t\u1ed1 d\u1ec5 b\u1ecb t\u1ed5n th\u01b0\u01a1ng nh\u1ea5t th\u00e0nh ph\u1ea7n l\u00e0 tr\u1ee5c ch\u00ednh \u0111\u1ed9ng c\u01a1 rung.<\/li>\n\n\n\n<li>\u0110\u1ed1i v\u1edbi b\u1ea3n th\u00e2n \u0111\u1ed9ng c\u01a1 b\u01a1m p\u00edt t\u00f4ng th\u1ee7y l\u1ef1c, n\u1ebfu d\u1ecbch chuy\u1ec3n c\u1ee7a n\u00f3 t\u01b0\u01a1ng \u0111\u1ed1i l\u1edbn th\u00ec tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a v\u1eadt quay c\u1ee7a n\u00f3 c\u0169ng t\u01b0\u01a1ng \u0111\u1ed1i l\u1edbn. M\u00f4men qu\u00e1n t\u00ednh t\u01b0\u01a1ng \u0111\u1ed1i l\u1edbn v\u00e0 t\u1ed1c \u0111\u1ed9 kh\u1edfi \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9ng c\u01a1 n\u00f3i chung l\u00e0 600 ~ 700 v\u00f2ng \/ ph\u00fat. V\u00ed d\u1ee5, \u0111\u01b0\u1eddng k\u00ednh b\u01b0\u1edbc ch\u00e2n c\u1ee7a tr\u1ee5c ch\u00ednh l\u00e0 50mm, v\u1eadn t\u1ed1c tuy\u1ebfn t\u00ednh m\u00e0 tr\u1ee5c ch\u00ednh b\u1ecb t\u00e1c \u0111\u1ed9ng l\u00e0 1,57 ~ 1,83m \/ s. C\u01a1 th\u1ec3 quay c\u0169ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi t\u1ea5m van. Do l\u1ef1c ma s\u00e1t c\u1ee7a \u0111\u0129a \u0111\u1ea9y n\u00ean tr\u1ee5c ch\u00ednh c\u1ee7a m\u00e1y b\u01a1m p\u00edt t\u00f4ng ph\u00e2n kh\u1ed1i l\u1edbn g\u1eb7p ph\u1ea3i c\u00e1c v\u1ea5n \u0111\u1ec1 d\u1ec5 b\u1ecb tu\u1ed9t b\u00e1nh r\u0103ng v\u00e0 g\u00e3y tr\u1ee5c. V\u00ec hai t\u00ecnh hu\u1ed1ng tr\u00ean, \u0111\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 ch\u1ee9c n\u0103ng t\u00e1c \u0111\u1ed9ng, h\u00e3y ch\u00fa \u00fd \u0111\u1ebfn vi\u1ec7c t\u0103ng \u0111\u1ed9 an to\u00e0n khi l\u1ef1a ch\u1ecdn \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c. Y\u1ebfu t\u1ed1, t\u0103ng c\u00e1c bi\u1ec7n ph\u00e1p an to\u00e0n, c\u00e1c bi\u1ec7n ph\u00e1p \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb nh\u01b0 sau.<\/li>\n\n\n\n<li>T\u0103ng \u0111\u1ed9 \u0111\u00e0n h\u1ed3i kh\u1edbp n\u1ed1i. V\u00ec kh\u1edbp n\u1ed1i \u0111\u00e0n h\u1ed3i s\u1ebd h\u1ea5p th\u1ee5 m\u1ed9t l\u1ef1c va \u0111\u1eadp nh\u1ea5t \u0111\u1ecbnh, k\u00e9o d\u00e0i th\u1eddi gian va \u0111\u1eadp v\u00e0 gi\u1ea3m l\u1ef1c t\u00e1c \u0111\u1ed9ng l\u00ean tr\u1ee5c. L\u1ef1c t\u00e1c \u0111\u1ed9ng (s\u1ee9c m\u1ea1nh) c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m x\u00e1c su\u1ea5t m\u00f2n tr\u1ee5c v\u00e0 g\u00e3y do m\u1ecfi m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, v\u00e0 gi\u00e1 th\u00e0nh c\u1ee7a kh\u1edbp n\u1ed1i \u0111\u00e0n h\u1ed3i cao h\u01a1n so v\u1edbi \u0111\u1ed9ng c\u01a1. Tr\u1ee5c ch\u00ednh th\u1ea5p h\u01a1n nhi\u1ec1u, v\u00e0 gi\u1edd nh\u00e2n c\u00f4ng \u0111\u1ec3 thay th\u1ebf kh\u1edbp n\u1ed1i \u00edt h\u01a1n nhi\u1ec1u so v\u1edbi tr\u1ee5c ch\u00ednh c\u1ee7a \u0111\u1ed9ng c\u01a1, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 vi\u1ec7c m\u1ea5t c\u00f4ng.<\/li>\n\n\n\n<li>Thi\u1ebft k\u1ebf s\u1eed d\u1ee5ng k\u1ebft n\u1ed1i \u1ed1ng tay \u00e1o. N\u1ebfu kh\u1edbp n\u1ed1i \u0111\u00e0n h\u1ed3i kh\u00f4ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf, h\u00e3y s\u1eed d\u1ee5ng k\u1ebft n\u1ed1i \u1ed1ng b\u1ecdc ngo\u00e0i theo thi\u1ebft k\u1ebf th\u00f4ng th\u01b0\u1eddng. \u0110\u1ed9 c\u1ee9ng v\u00e0 \u0111\u1ed9 c\u1ee9ng c\u1ee7a tr\u1ee5c ch\u00ednh \u0111\u1ed9ng c\u01a1 ph\u1ea3i cao h\u01a1n c\u1ee7a \u1ed1ng bao \u0111\u1ec3 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u1ed1ng b\u1ecdc gi\u00e1 r\u1ebb nh\u01b0 m\u1ed9t b\u1ed9 ph\u1eadn d\u1ec5 b\u1ecb t\u1ed5n th\u01b0\u01a1ng. Khi c\u1ea7n lo\u1ea1i b\u1ecf b\u1eaft bu\u1ed9c<\/li>\n\n\n\n<li>H\u1ea1n ch\u1ebf v\u00e0 thay th\u1ebf th\u01b0\u1eddng xuy\u00ean, c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c ho\u1ea1t \u0111\u1ed9ng l\u00e2u d\u00e0i kh\u00f4ng g\u1eb7p s\u1ef1 c\u1ed1, ti\u1ebft ki\u1ec7m chi ph\u00ed, kh\u00f4ng l\u00e0m ch\u1eadm th\u1eddi gian thi c\u00f4ng.<\/li>\n\n\n\n<li>Ngo\u00e0i ra, \u0111\u1ed9 ch\u00ednh x\u00e1c \u0103n kh\u1edbp c\u1ee7a \u1ed1ng b\u1ecdc thi\u1ebft k\u1ebf v\u00e0 tr\u1ee5c ch\u00ednh ph\u1ea3i \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh ch\u1eb7t ch\u1ebd, v\u00e0 s\u1ef1 ph\u1ed1i h\u1ee3p gi\u1eefa \u1ed1ng b\u1ecdc v\u00e0 c\u1eb7p b\u00e1nh r\u0103ng c\u1ee7a tr\u1ee5c ch\u00ednh ph\u1ea3i \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh ch\u1eb7t ch\u1ebd.<\/li>\n\n\n\n<li>Kho\u1ea3ng c\u00e1ch c\u00e0ng nh\u1ecf c\u00e0ng t\u1ed1t. Khe h\u1edf \u0103n kh\u1edbp c\u00e0ng nh\u1ecf, h\u00e0nh tr\u00ecnh kh\u00f4ng t\u1ea3i c\u1ee7a \u0111\u1ed9ng c\u01a1 tr\u01b0\u1edbc khi t\u00e1c d\u1ee5ng l\u1ef1c c\u00e0ng nh\u1ecf, t\u00e1c \u0111\u1ed9ng c\u1ee7a tr\u1ee5c ch\u00ednh \u0111\u1ed9ng c\u01a1 l\u00ean b\u1ec1 m\u1eb7t r\u0103ng c\u1ee7a \u1ed1ng b\u1ecdc ngo\u00e0i c\u00e0ng nh\u1ecf v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a hai b\u1ec1 m\u1eb7t r\u0103ng c\u00e0ng d\u00e0i; ng\u01b0\u1ee3c l\u1ea1i, n\u1ebfu khe h\u1edf l\u1edbn, sau m\u1ed7i l\u1ea7n T\u00e1c \u0111\u1ed9ng khi kh\u1edfi \u0111\u1ed9ng \u0111\u1ed9ng c\u01a1 s\u1ebd li\u00ean t\u1ee5c l\u00e0m t\u0103ng khe h\u1edf gi\u1eefa tr\u1ee5c v\u00e0 \u1ed1ng b\u1ecdc, \u0111i\u1ec1u n\u00e0y s\u1ebd l\u00e0m t\u0103ng h\u00e0nh tr\u00ecnh ch\u1ea1y kh\u00f4ng t\u1ea3i c\u1ee7a tr\u1ee5c ch\u00ednh, v\u00e0 v\u1eadn t\u1ed1c tuy\u1ebfn t\u00ednh khi \u0111\u1ea1t b\u1ec1 m\u1eb7t r\u0103ng c\u1ee7a \u1ed1ng b\u1ecdc spline s\u1ebd ng\u00e0y c\u00e0ng l\u1edbn h\u01a1n. Hi\u1ec7n t\u01b0\u1ee3ng nh\u01b0 r\u0103ng.<\/li>\n\n\n\n<li>Theo kinh nghi\u1ec7m, hi\u1ec7n t\u01b0\u1ee3ng bong r\u0103ng \u1ed1ng bao \u0111\u00e3 x\u1ea3y ra nh\u01b0ng chi ph\u00ed thay th\u1ebf tr\u1ee5c ch\u00ednh t\u01b0\u01a1ng \u0111\u1ed1i cao. S\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 chi ph\u00ed nh\u01b0 sau.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">1. Gi\u00e1 c\u1ee7a tr\u1ee5c ch\u00ednh c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c nh\u1eadp kh\u1ea9u r\u1ea5t cao, trong khi gi\u00e1 c\u1ee7a \u1ed1ng tr\u1ee5c ch\u00ednh th\u1ea5p h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2. Vi\u1ec7c thay th\u1ebf \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c nh\u1eadp kh\u1ea9u \u0111\u00f2i h\u1ecfi chuy\u00ean gia v\u00e0 chi ph\u00ed b\u1ea3o tr\u00ec cao; trong khi thay th\u1ebf c\u00e1c tay \u00e1o spline, h\u1ea7u h\u1ebft ng\u01b0\u1eddi d\u00f9ng t\u1ef1. N\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ho\u00e0n th\u00e0nh v\u00e0 chi ph\u00ed th\u1ea5p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3. Th\u00e0nh ph\u1ed1 n\u01a1i c\u00f3 \u0111\u1ecba \u0111i\u1ec3m x\u00e2y d\u1ef1ng - kh\u00f4ng c\u00f3 c\u00f4ng ty b\u1ea3o tr\u00ec chuy\u00ean nghi\u1ec7p, chi ph\u00ed v\u1eadn chuy\u1ec3n, \u0111i l\u1ea1i c\u0169ng l\u00e0m t\u0103ng chi ph\u00ed; v\u00e0 chi ph\u00ed thay th\u1ebf. H\u1ea7u h\u1ebft c\u00e1c b\u1ed9 kh\u00f3a \u0111\u1ec1u c\u00f3 th\u1ec3 t\u1ef1 ho\u00e0n thi\u1ec7n v\u00e0 kh\u00f4ng b\u1eaft bu\u1ed9c ph\u1ea3i thanh to\u00e1n ph\u1ea7n chi ph\u00ed n\u00e0y.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4. Thay tr\u1ee5c ch\u00ednh m\u1ea5t nhi\u1ec1u th\u1eddi gian, m\u00e1y ch\u00ednh m\u1ea5t nhi\u1ec1u c\u00f4ng m\u1ea5t c\u00f4ng thay \u1ed1ng bao ng\u1eafn h\u01a1n.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u1eed d\u1ee5ng \u0111\u1ed9ng c\u01a1 l\u1edbn h\u01a1n. N\u1ebfu c\u00f4ng su\u1ea5t c\u1ee7a \u0111\u1ed9ng c\u01a1 v\u00e0 chi ph\u00ed s\u1ea3n xu\u1ea5t c\u1ee7a \u0111\u1ed9ng c\u01a1 ch\u00ednh cho ph\u00e9p th\u00ec c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt l\u1edbn h\u01a1n. \u0110\u1ed9ng c\u01a1 c\u00f3 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt l\u1edbn h\u01a1n c\u00f3 m\u00f4-men xo\u1eafn thi\u1ebft k\u1ebf l\u1edbn h\u01a1n v\u00e0 s\u1ee9c m\u1ea1nh t\u1ed5ng th\u1ec3 l\u1edbn h\u01a1n, do \u0111\u00f3 h\u1ec7 s\u1ed1 an to\u00e0n \u0111\u01b0\u1ee3c t\u0103ng l\u00ean v\u00e0 x\u00e1c su\u1ea5t h\u01b0 h\u1ecfng \u0111\u01b0\u1ee3c gi\u1ea3m xu\u1ed1ng.<\/li>\n\n\n\n<li>\u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c \u0111u c\u1ea7n xem x\u00e9t v\u1ea5n \u0111\u1ec1 h\u1ea5p th\u1ee5 ch\u1ea5n \u0111\u1ed9ng th\u1ee7y l\u1ef1c. M\u1eb7c d\u00f9 v\u1eady, khi h\u01b0\u1edbng chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a t\u1ea3i \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng th\u1ee7y l\u1ef1c thay \u0111\u1ed5i m\u1ea1nh, \u00e1p su\u1ea5t cao s\u1ebd \u0111\u01b0\u1ee3c t\u1ea1o ra trong hai khoang c\u1ee7a c\u1ed5ng v\u00e0o v\u00e0 ra c\u1ee7a \u0111\u1ed9ng c\u01a1. Thi\u1ebft k\u1ebf c\u1ee7a \u0111\u1ed9ng c\u01a1 xoay \u0111\u00e3 xem x\u00e9t \u00e1p su\u1ea5t n\u00e0y, nh\u01b0ng khi \u00e1p su\u1ea5t t\u00e1c \u0111\u1ed9ng qu\u00e1 l\u1edbn, van x\u1ea3 c\u00f3 \u0111\u1ed9 nh\u1ea1y cao ph\u1ea3i \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t g\u1ea7n c\u00e1c c\u1ed5ng v\u00e0o v\u00e0 ra d\u1ea7u c\u1ee7a \u0111\u1ed9ng c\u01a1 xoay \u0111\u1ec3 tr\u00e1nh l\u00e0m h\u1ecfng \u0111\u1ed9ng c\u01a1 xoay, nh\u01b0 h\u00ecnh minh h\u1ecda trong H\u00ecnh 1-2.<\/li>\n\n\n\n<li>N\u00f3 kh\u00f4ng th\u00edch h\u1ee3p cho kh\u00f4ng kh\u00ed \u0111i v\u00e0o \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c. Kh\u00ed trong h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u01b0u l\u1ea1i trong h\u1ec7 th\u1ed1ng trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t h\u1ec7 th\u1ed1ng, v\u00e0 s\u1ef1 c\u1ed1 ph\u1edbt ch\u1eb7n c\u0169ng l\u00e0 nguy\u00ean nh\u00e2n d\u1eabn \u0111\u1ebfn kh\u00ed l\u1ecdt v\u00e0o h\u1ec7 th\u1ed1ng. Khi h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c ho\u1ea1t \u0111\u1ed9ng ban \u0111\u1ea7u, ch\u1eafc ch\u1eafn s\u1ebd ch\u1ee9a kh\u00f4ng kh\u00ed trong \u0111\u01b0\u1eddng \u1ed1ng d\u1eabn c\u1ee7a h\u1ec7 th\u1ed1ng. M\u1ed9t ph\u1ea7n quan tr\u1ecdng c\u1ee7a g\u1ee1 l\u1ed7i h\u1ec7 th\u1ed1ng l\u00e0 x\u1ea3 h\u1ebft kh\u00f4ng kh\u00ed trong h\u1ec7 th\u1ed1ng, \u0111i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c. M\u00f4i ch\u1ea5t th\u1ee7y l\u1ef1c trong \u0111\u1ed9ng c\u01a1 c\u00f3 s\u1ef1 thay \u0111\u1ed5i \u0111\u1ed9t ng\u1ed9t t\u1eeb \u00e1p su\u1ea5t cao xu\u1ed1ng \u00e1p su\u1ea5t th\u1ea5p. T\u1ea7n su\u1ea5t c\u1ee7a qu\u00e1 tr\u00ecnh n\u00e0y r\u1ea5t cao, kho\u1ea3ng 10 l\u1ea7n cho m\u1ed7i v\u00f2ng quay. Khi d\u1ea7u th\u1ee7y l\u1ef1c \u0111i v\u00e0o \u0111\u1ed9ng c\u01a1 c\u00f3 ch\u1ee9a kh\u00f4ng kh\u00ed, n\u00f3 s\u1ebd sinh ra c\u1ee5c b\u1ed9 h\u01a1i n\u01b0\u1edbc v\u1edbi s\u1ef1 thay \u0111\u1ed5i \u00e1p su\u1ea5t \u0111\u1ed9t ng\u1ed9t. Nh\u1eefng h\u1eadu qu\u1ea3 kh\u00f4ng mong mu\u1ed1n nh\u01b0 \u0103n m\u00f2n v\u00e0 va \u0111\u1eadp s\u1ebd nhanh ch\u00f3ng l\u00e0m h\u1ecfng m\u00f4 t\u01a1. Kh\u00ed t\u1ed3n \u0111\u1ecdng trong h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n servo s\u1ebd l\u00e0m suy gi\u1ea3m nghi\u00eam tr\u1ecdng c\u00e1c \u0111\u1eb7c t\u00ednh \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng v\u00e0 th\u1eadm ch\u00ed l\u00e0m cho h\u1ec7 th\u1ed1ng m\u1ea5t \u1ed5n \u0111\u1ecbnh. V\u00ec v\u1eady, sau khi h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t, kh\u00f4ng kh\u00ed d\u01b0 ph\u1ea3i \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n tr\u01b0\u1edbc khi l\u00e0m vi\u1ec7c ch\u00ednh th\u1ee9c. N\u1ebfu c\u1ea7n thi\u1ebft, m\u1ed9t van x\u1ea3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t trong h\u1ec7 th\u1ed1ng.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-style-default\"><img decoding=\"async\" width=\"474\" height=\"577\" src=\"https:\/\/yaiwo.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"http:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/hydraulic-motor2.png\" alt=\"H\u00ecnh 1-2 \u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c xoay c\u1ea7n xem x\u00e9t ch\u1ea5n \u0111\u1ed9ng th\u1ee7y l\u1ef1c\" class=\"wd-lazy-fade wp-image-2587\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/hydraulic-motor2.png 474w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/hydraulic-motor2-246x300.png 246w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/hydraulic-motor2-10x12.png 10w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/hydraulic-motor2-150x183.png 150w\" sizes=\"(max-width: 474px) 100vw, 474px\" \/><figcaption class=\"wp-element-caption\"><br>H\u00ecnh 1-2 \u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c xoay c\u1ea7n xem x\u00e9t ch\u1ea5n \u0111\u1ed9ng th\u1ee7y l\u1ef1c<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-question-3-hydraulic-motor-speed-limit\"><strong>C\u00e2u h\u1ecfi 3: Gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9 \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c<\/strong><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-1-minimum-stable-speed-limit\"><strong>1. Gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh t\u1ed1i thi\u1ec3u<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ed1c \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh t\u1ed1i thi\u1ec3u \u0111\u1ec1 c\u1eadp \u0111\u1ebfn \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c \u1edf t\u1ea3i \u0111\u1ecbnh m\u1ee9c, kh\u00f4ng xu\u1ea5t hi\u1ec7n hi\u1ec7n t\u01b0\u1ee3ng b\u00f2 \u1edf t\u1ed1c \u0111\u1ed9 t\u1ed1i thi\u1ec3u. Hi\u1ec7n t\u01b0\u1ee3ng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng b\u00f2 l\u00e0 khi t\u1ed1c \u0111\u1ed9 l\u00e0m vi\u1ec7c c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c qu\u00e1 th\u1ea5p, th\u01b0\u1eddng kh\u00f4ng th\u1ec3 duy tr\u00ec t\u1ed1c \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u, r\u01a1i v\u00e0o tr\u1ea1ng th\u00e1i kh\u00f4ng \u1ed5n \u0111\u1ecbnh khi di chuy\u1ec3n v\u00e0 d\u1eebng l\u1ea1i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng r\u00f9a b\u00f2 \u1edf t\u1ed1c \u0111\u1ed9 th\u1ea5p l\u00e0 do c\u00e1c nguy\u00ean nh\u00e2n sau.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed9 l\u1edbn c\u1ee7a l\u1ef1c ma s\u00e1t kh\u00f4ng \u1ed5n \u0111\u1ecbnh. Ma s\u00e1t th\u00f4ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u0103ng l\u00ean theo t\u1ed1c \u0111\u1ed9, v\u00e0 v\u00f9ng l\u00e0m vi\u1ec7c \u0111\u1ee9ng y\u00ean v\u00e0 t\u1ed1c \u0111\u1ed9 th\u1ea5p. L\u1ef1c c\u1ea3n ma s\u00e1t b\u00ean trong c\u1ee7a \u0111\u1ed9ng c\u01a1, khi t\u1ed1c \u0111\u1ed9 l\u00e0m vi\u1ec7c t\u0103ng thay v\u00ec t\u0103ng, nh\u01b0ng l\u1ea1i gi\u1ea3m, h\u00ecnh th\u00e0nh c\u00e1i g\u1ecdi l\u00e0 \u201c\u0111\u1eb7c t\u00ednh \u00e2m\u201d. C\u00e1i g\u1ecdi l\u00e0 &quot;\u0111\u1eb7c t\u00ednh ti\u00eau c\u1ef1c&quot; c\u1ee7a \u0111i\u1ec7n tr\u1edf. M\u1eb7t kh\u00e1c, \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c v\u00e0 t\u1ea3i \u0111\u01b0\u1ee3c d\u1eabn \u0111\u1ed9ng b\u1edfi d\u1ea7u th\u1ee7y l\u1ef1c b\u1ecb n\u00e9n v\u00e0 \u00e1p su\u1ea5t t\u0103ng l\u00ean.<\/li>\n\n\n\n<li>K\u00edch th\u01b0\u1edbc r\u00f2 r\u1ec9 kh\u00f4ng \u1ed5n \u0111\u1ecbnh. Th\u1ec3 t\u00edch r\u00f2 r\u1ec9 c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c kh\u00f4ng gi\u1ed1ng nhau \u0111\u1ed1i v\u1edbi t\u1eebng tr\u01b0\u1eddng h\u1ee3p, n\u00f3 c\u0169ng dao \u0111\u1ed9ng tu\u1ea7n ho\u00e0n v\u1edbi chuy\u1ec3n \u0111\u1ed9ng quay c\u1ee7a r\u00f4to thay \u0111\u1ed5i g\u00f3c pha. Do t\u1ed1c \u0111\u1ed9 th\u1ea5p trong d\u00f2ng ch\u1ea3y c\u1ee7a \u0111\u1ed9ng c\u01a1 nh\u1ecf, t\u1ef7 tr\u1ecdng r\u00f2 r\u1ec9 t\u0103ng l\u00ean, s\u1ef1 kh\u00f4ng \u1ed5n \u0111\u1ecbnh c\u1ee7a th\u1ec3 t\u00edch r\u00f2 r\u1ec9 s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00f4ng c\u1ee7a \u0111\u1ed9ng c\u01a1 tham gia v\u00e0o gi\u00e1 tr\u1ecb l\u01b0u l\u01b0\u1ee3ng, do \u0111\u00f3 g\u00e2y ra dao \u0111\u1ed9ng v\u1ec1 t\u1ed1c \u0111\u1ed9. Khi \u0111\u1ed9ng c\u01a1 ch\u1ea1y \u1edf t\u1ed1c \u0111\u1ed9 th\u1ea5p, b\u1ed9 ph\u1eadn quay v\u00e0 t\u1ea3i tr\u1ecdng n\u00f3 mang theo \u00edt qu\u00e1n t\u00ednh h\u01a1n, \u1ea3nh h\u01b0\u1edfng tr\u00ean r\u00f5 r\u00e0ng h\u01a1n, do \u0111\u00f3 c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng b\u00f2. Do \u0111\u00f3 kh\u00f4ng th\u1ec3 l\u00e0m cho t\u1ed1c \u0111\u1ed9 ch\u1ea1y c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c qu\u00e1 th\u1ea5p, nh\u00e3n \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c tr\u00ean nh\u00e3n th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u b\u1eb1ng t\u1ed1c \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh t\u1ed1i thi\u1ec3u c\u1ee7a \u0111\u1ed9ng c\u01a1 n\u00ean c\u1ed1 g\u1eafng s\u1eed d\u1ee5ng cao h\u01a1n t\u1ed1c \u0111\u1ed9.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-2-the-highest-speed-limit\"><strong>2. gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9 cao nh\u1ea5t<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ed1c \u0111\u1ed9 t\u1ed1i \u0111a c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c ch\u1ee7 y\u1ebfu ph\u1ee5 thu\u1ed9c v\u00e0o tu\u1ed5i th\u1ecd s\u1eed d\u1ee5ng v\u00e0 hi\u1ec7u su\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a gi\u1edbi h\u1ea1n, t\u1ed1c \u0111\u1ed9 t\u0103ng, s\u1ef1 hao m\u00f2n c\u1ee7a chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a c\u01a1 c\u1ea5u t\u0103ng c\u01b0\u1eddng, tu\u1ed5i th\u1ecd gi\u1ea3m, t\u1ed1c \u0111\u1ed9 cao, \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o l\u01b0u l\u01b0\u1ee3ng l\u1edbn n\u00ean ph\u1ea7n tr\u00e0n t\u1ed1c \u0111\u1ed9 d\u00f2ng t\u0103ng t\u01b0\u01a1ng \u1ee9ng, t\u1ed5n th\u1ea5t \u00e1p su\u1ea5t c\u0169ng t\u0103ng n\u00ean hi\u1ec7u su\u1ea5t c\u01a1 h\u1ecdc gi\u1ea3m. \u0110\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c, t\u1ed1c \u0111\u1ed9 c\u0169ng b\u1ecb gi\u1edbi h\u1ea1n b\u1edfi \u00e1p su\u1ea5t ng\u01b0\u1ee3c. V\u00ed d\u1ee5 nh\u01b0 \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c li\u00ean k\u1ebft tr\u1ee5c khu\u1ef7u, t\u0103ng t\u1ed1c \u0111\u1ed9 th\u00ec \u00e1p su\u1ea5t h\u1ed3i d\u1ea7u ph\u1ea3i t\u0103ng l\u00ean \u0111\u00e1ng k\u1ec3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o thanh truy\u1ec1n kh\u00f4ng va v\u00e0o b\u1ec1 m\u1eb7t tr\u1ee5c khu\u1ef7u n\u00ean tr\u00e1nh \u0111\u01b0\u1ee3c hi\u1ec7n t\u01b0\u1ee3ng va \u0111\u1eadp. Khi t\u1ed1c \u0111\u1ed9 t\u0103ng l\u00ean, \u00e1p su\u1ea5t ng\u01b0\u1ee3c y\u00eau c\u1ea7u trong bu\u1ed3ng h\u1ed3i d\u1ea7u c\u0169ng ph\u1ea3i t\u0103ng l\u00ean. Tuy nhi\u00ean, \u00e1p su\u1ea5t ng\u01b0\u1ee3c t\u0103ng qu\u00e1 m\u1ee9c s\u1ebd khi\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c gi\u1ea3m xu\u1ed1ng \u0111\u00e1ng k\u1ec3. \u0110\u1ec3 l\u00e0m cho hi\u1ec7u su\u1ea5t c\u1ee7a \u0111\u1ed9ng c\u01a1 kh\u00f4ng qu\u00e1 th\u1ea5p, t\u1ed1c \u0111\u1ed9 c\u1ee7a \u0111\u1ed9ng c\u01a1 kh\u00f4ng \u0111\u01b0\u1ee3c qu\u00e1 cao.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-3-in-high-power-hydraulic-motor-should-not-use-throttle-speed-regulation\"><strong>3. Trong \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c c\u00f4ng su\u1ea5t l\u1edbn kh\u00f4ng n\u00ean s\u1eed d\u1ee5ng b\u1ed9 \u0111i\u1ec1u t\u1ed1c van ti\u1ebft l\u01b0u<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Hi\u1ec7u su\u1ea5t c\u1ee7a t\u1ed1c \u0111\u1ed9 \u0111i\u1ec1u ti\u1ebft r\u1ea5t th\u1ea5p khi c\u00f4ng su\u1ea5t c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c l\u1edbn, n\u1ebfu t\u1ed1c \u0111\u1ed9 \u0111i\u1ec1u ti\u1ebft, hi\u1ec7u su\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng s\u1ebd r\u1ea5t th\u1ea5p, nhi\u1ec7t l\u01b0\u1ee3ng t\u1ecfa ra s\u1ebd r\u1ea5t l\u1edbn, nhi\u1ec7t \u0111\u1ed9 h\u1ec7 th\u1ed1ng t\u0103ng nhanh h\u01a1n, kh\u00f4ng c\u00f3 l\u1ee3i cho s\u1ef1 l\u00e0m vi\u1ec7c b\u00ecnh th\u01b0\u1eddng c\u1ee7a h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c. Do \u0111\u00f3, h\u1ec7 th\u1ed1ng \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c c\u00f4ng su\u1ea5t l\u1edbn n\u1ebfu c\u00f3 y\u00eau c\u1ea7u \u0111i\u1ec1u t\u1ed1c th\u00ec n\u00ean s\u1eed d\u1ee5ng b\u1ed9 \u0111i\u1ec1u t\u1ed1c th\u1ec3 t\u00edch.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-4-walking-or-lifting-drive-with-a-hydraulic-motor-must-be-added-to-the-speed-limit-valve\"><strong>4. D\u1eabn \u0111\u1ed9ng \u0111i b\u1ed9 ho\u1eb7c n\u00e2ng h\u1ea1 b\u1eb1ng \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c ph\u1ea3i \u0111\u01b0\u1ee3c th\u00eam v\u00e0o van gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1eabn \u0111\u1ed9ng m\u00e1y \u0111i b\u1ed9 ho\u1eb7c m\u00e1y n\u00e2ng v\u1edbi \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c trong m\u1ea1ch th\u1ee7y l\u1ef1c ph\u1ea3i \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp \u0111\u1ec3 \u0111\u00f3ng vai tr\u00f2 h\u1ea1n ch\u1ebf t\u1ed1c \u0111\u1ed9 c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn th\u1ee7y l\u1ef1c, tr\u00e1nh m\u00e1y m\u00f3c \u0111ang \u0111i b\u1ed9 xu\u1ed1ng d\u1ed1c ho\u1eb7c thi\u1ebft b\u1ecb n\u00e2ng c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng r\u01a1i nhanh qu\u00e1 t\u1ed1c \u0111\u1ed9 ra ngo\u00e0i \u0111i\u1ec1u khi\u1ec3n, ch\u1ea1y qu\u00e1 t\u1ed1c \u0111\u1ed9 g\u00e2y tai n\u1ea1n nghi\u00eam tr\u1ecdng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-question-4-hydraulic-motor-connection\"><strong>C\u00e2u h\u1ecfi 4: K\u1ebft n\u1ed1i \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c<\/strong><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-1-drain-port-connection\"><strong>1. K\u1ebft n\u1ed1i c\u1ed5ng x\u1ea3<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M\u1eb7c d\u00f9 t\u1eeb kh\u00e1i ni\u1ec7m chung, t\u1ea5t c\u1ea3 c\u00e1c \u00e1p su\u1ea5t h\u1ed3i l\u01b0u kh\u00f4ng cao (g\u1ea7n v\u1edbi \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n), nh\u01b0ng nhi\u1ec1u h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c trong d\u1ea7u h\u1ed3i l\u01b0u v\u1eabn c\u00f3 m\u1ed9t \u00e1p su\u1ea5t nh\u1ea5t \u0111\u1ecbnh, v\u00e0 khoang tho\u00e1t n\u01b0\u1edbc c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c kh\u00f4ng cho ph\u00e9p \u00e1p su\u1ea5t (mi\u1ec7ng tho\u00e1t c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c c\u1ee7a b\u00ean trong th\u00f4ng v\u1edbi khoang v\u1ecf, ph\u1edbt tr\u1ee5c \u0111\u1ed9ng c\u01a1 ch\u1ec9 \u0111\u00f3ng vai tr\u00f2 l\u00e0m k\u00edn ch\u1ee9 kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu \u00e1p, n\u1ebfu c\u1ed5ng n\u00e0y n\u1ed1i v\u1edbi c\u00e1c \u0111\u01b0\u1eddng h\u1ed3i kh\u00e1c d\u1ec5 g\u00e2y h\u1ecfng ph\u1edbt tr\u1ee5c \u0111\u1ed9ng c\u01a1 d\u1eabn \u0111\u1ebfn r\u00f2 r\u1ec9 d\u1ea7u) . Do \u0111\u00f3, kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p k\u1ebft n\u1ed1i c\u1ed5ng x\u1ea3 c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c v\u00e0 c\u00e1c \u0111\u01b0\u1eddng h\u1ed3i d\u1ea7u kh\u00e1c, nh\u01b0 trong H\u00ecnh 1-3.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"501\" height=\"299\" src=\"https:\/\/yaiwo.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"http:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-12.png\" alt=\"H\u00ecnh 1-3 C\u1ed5ng x\u1ea3 c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c n\u00ean \u0111\u01b0\u1ee3c \u0111\u01b0a tr\u1edf l\u1ea1i th\u00f9ng d\u1ea7u ri\u00eang bi\u1ec7t\" class=\"wd-lazy-fade wp-image-2605\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-12.png 501w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-12-300x179.png 300w\" sizes=\"(max-width: 501px) 100vw, 501px\" \/><figcaption class=\"wp-element-caption\"><br>H\u00ecnh 1-3 C\u1ed5ng x\u1ea3 c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c n\u00ean \u0111\u01b0\u1ee3c \u0111\u01b0a tr\u1edf l\u1ea1i th\u00f9ng d\u1ea7u ri\u00eang bi\u1ec7t<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>H\u01b0\u1edbng l\u1eafp \u0111\u1eb7t c\u1ee7a \u1ed1ng tho\u00e1t \u0111\u1ed9ng c\u01a1 n\u00ean h\u01b0\u1edbng l\u00ean tr\u00ean. \u1ed0ng x\u1ea3 c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c n\u00ean \u0111\u01b0\u1ee3c t\u00e1ch tr\u1edf l\u1ea1i th\u00f9ng d\u1ea7u, l\u1eafp c\u00e0ng xa c\u00e0ng t\u1ed1t \u1edf ph\u1ea7n cao nh\u1ea5t c\u1ee7a v\u1ecf, \u0111i\u1ec3m cao nh\u1ea5t c\u1ee7a l\u1eafp \u0111\u1eb7t \u1ed1ng x\u1ea3 ph\u1ea3i cao h\u01a1n v\u1ecf \u0111\u1ec3 b\u00ean trong v\u1ecf \u0111\u1ea7y. d\u1ea7u, \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u1ed5 tr\u1ee5c ch\u00ednh v\u00e0 c\u01a1 c\u1ea5u chuy\u1ec3n \u0111\u1ed9ng b\u00ean trong c\u00f3 \u0111\u01b0\u1ee3c s\u1ef1 b\u00f4i tr\u01a1n t\u1ed1t, \u0111\u01b0\u1eddng \u1ed1ng tho\u00e1t d\u1ea7u r\u00f2 r\u1ec9 tr\u1edf l\u1ea1i th\u00f9ng d\u1ea7u ph\u1ea3i tr\u01a1n tru, nh\u01b0 th\u1ec3 hi\u1ec7n trong H\u00ecnh 1-4.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"844\" height=\"619\" src=\"https:\/\/yaiwo.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"http:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-13.png\" alt=\"H\u00ecnh 1-4 H\u01b0\u1edbng l\u1eafp \u0111\u1eb7t \u1ed1ng tho\u00e1t n\u01b0\u1edbc \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c\" class=\"wd-lazy-fade wp-image-2606\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-13.png 844w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-13-300x220.png 300w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-13-768x563.png 768w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-13-16x12.png 16w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-13-600x440.png 600w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-13-150x110.png 150w\" sizes=\"(max-width: 844px) 100vw, 844px\" \/><figcaption class=\"wp-element-caption\"><br>H\u00ecnh 1-4 H\u01b0\u1edbng l\u1eafp \u0111\u1eb7t \u1ed1ng tho\u00e1t n\u01b0\u1edbc \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c<\/figcaption><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-2-return-port-connection\"><strong>2. K\u1ebft n\u1ed1i c\u1ed5ng tr\u1edf l\u1ea1i<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1ea7u h\u1ed3i c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c li\u00ean k\u1ebft tr\u1ee5c khu\u1ef7u kh\u00f4ng \u0111\u01b0\u1ee3c d\u1eabn ng\u01b0\u1ee3c tr\u1edf l\u1ea1i th\u00f9ng d\u1ea7u. \u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c li\u00ean k\u1ebft tr\u1ee5c khu\u1ef7u \u1edf t\u1ed1c \u0111\u1ed9 cao, thanh \u0111\u00f4i khi s\u1ebd g\u1ea7n v\u1edbi b\u1ec1 m\u1eb7t tr\u1ee5c khu\u1ef7u, v\u00e0 \u0111\u00f4i khi ra kh\u1ecfi b\u1ec1 m\u1eb7t tr\u1ee5c khu\u1ef7u, hi\u1ec7n t\u01b0\u1ee3ng va \u0111\u1eadp. \u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c \u0111\u01b0\u1eddng cong b\u00ean trong \u0111a t\u00e1c d\u1ee5ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n chuy\u1ec3n \u0111\u1ed9ng quay tr\u1edf l\u1ea1i c\u1ee7a p\u00edt t\u00f4ng v\u00e0 con l\u0103n c\u0169ng nh\u1edd vai tr\u00f2 c\u1ee7a l\u1ef1c qu\u00e1n t\u00ednh t\u1eeb b\u1ec1 m\u1eb7t c\u1ee7a ray. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o kh\u00f4ng x\u1ea3y ra va ch\u1ea1m v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng bong tr\u00f3c, c\u1ea7n ph\u1ea3i l\u00e0m cho d\u1ea7u h\u1ed3i c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c c\u00f3 \u00e1p su\u1ea5t ng\u01b0\u1ee3c nh\u1ea5t \u0111\u1ecbnh. Do \u0111\u00f3, d\u1ea7u h\u1ed3i c\u1ee7a lo\u1ea1i \u0111\u1ed9ng c\u01a1 n\u00e0y kh\u00f4ng \u0111\u01b0\u1ee3c d\u1eabn ng\u01b0\u1ee3c tr\u1edf l\u1ea1i th\u00f9ng d\u1ea7u.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-3-output-shaft-and-load-connection\"><strong>3. Tr\u1ee5c \u0111\u1ea7u ra v\u00e0 k\u1ebft n\u1ed1i t\u1ea3i<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ea7u tr\u1ee5c \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c kh\u00f4ng th\u1ec3 ch\u1ecbu l\u1ef1c h\u01b0\u1edbng t\u00e2m, do g\u1ed1i \u0111\u1ee1 \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c ch\u1ecbu l\u1ef1c h\u01b0\u1edbng t\u00e2m r\u1ea5t y\u1ebfu, n\u00ean tr\u1ee5c \u0111\u1ea7u ra \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c ch\u1ec9 c\u00f3 th\u1ec3 ch\u1ecbu m\u00f4men xo\u1eafn. N\u1ebfu \u1ed5 tr\u1ee5c \u0111\u1ea7u ra c\u1ee7a \u0111\u1ed9ng c\u01a1 ph\u1ea3i ch\u1ecbu l\u1ef1c h\u01b0\u1edbng t\u00e2m trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng, \u1ed5 tr\u1ee5c c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c c\u00f3 th\u1ec3 b\u1ecb h\u1ecfng trong th\u1eddi gian ng\u1eafn, d\u1eabn \u0111\u1ebfn h\u1ecfng to\u00e0n b\u1ed9 \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c. \u0110\u1ed1i v\u1edbi c\u00e1c tr\u01b0\u1eddng h\u1ee3p c\u1ea7n l\u1ef1c h\u01b0\u1edbng t\u00e2m, n\u00ean s\u1eed d\u1ee5ng m\u1ed9t g\u1ed1i \u0111\u1ee1, nh\u01b0 trong H\u00ecnh 1-5.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"931\" height=\"311\" src=\"https:\/\/yaiwo.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"http:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-14.png\" alt=\"Figure 1-5 Both ends with support bearings\" class=\"wd-lazy-fade wp-image-2607\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-14.png 931w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-14-500x167.png 500w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-14-700x234.png 700w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-14-300x100.png 300w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-14-768x257.png 768w\" sizes=\"(max-width: 931px) 100vw, 931px\" \/><figcaption class=\"wp-element-caption\"><br>H\u00ecnh 1-5 C\u1ea3 hai \u0111\u1ea7u \u0111\u1ec1u c\u00f3 \u1ed5 \u0111\u1ee1<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"973\" height=\"270\" src=\"https:\/\/yaiwo.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"http:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-15.png\" alt=\"H\u00ecnh 1-6 \u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c dao \u0111\u1ed9ng kh\u00f4ng th\u1ec3 ch\u1ecbu t\u1ea3i d\u1ecdc tr\u1ee5c v\u00e0 h\u01b0\u1edbng t\u00e2m\" class=\"wd-lazy-fade wp-image-2608\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-15.png 973w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-15-300x83.png 300w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-15-768x213.png 768w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-15-18x5.png 18w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-15-600x166.png 600w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-15-150x42.png 150w\" sizes=\"(max-width: 973px) 100vw, 973px\" \/><figcaption class=\"wp-element-caption\"><br>H\u00ecnh 1-6 \u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c dao \u0111\u1ed9ng kh\u00f4ng th\u1ec3 ch\u1ecbu t\u1ea3i d\u1ecdc tr\u1ee5c v\u00e0 h\u01b0\u1edbng t\u00e2m<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c dao \u0111\u1ed9ng kh\u00f4ng th\u1ec3 ch\u1ecbu t\u1ea3i d\u1ecdc tr\u1ee5c v\u00e0 h\u01b0\u1edbng t\u00e2m. \u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c dao \u0111\u1ed9ng th\u00f4ng th\u01b0\u1eddng kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p mang t\u1ea3i d\u1ecdc tr\u1ee5c ho\u1eb7c h\u01b0\u1edbng t\u00e2m khi s\u1eed d\u1ee5ng \u1edf \u00e1p su\u1ea5t danh \u0111\u1ecbnh. \u1ede m\u1ee9c th\u1ea5p h\u01a1n \u00e1p su\u1ea5t \u0111\u1ecbnh m\u1ee9c khi s\u1eed d\u1ee5ng, c\u00f3 th\u1ec3 \u1edf m\u1ed9t m\u1ee9c \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh cho ph\u00e9p th\u00eam t\u1ea3i d\u1ecdc tr\u1ee5c. Nh\u01b0ng v\u1ec1 nguy\u00ean t\u1eafc, d\u00f9 t\u1ea3i d\u1ecdc tr\u1ee5c hay t\u1ea3i tr\u1ecdng h\u01b0\u1edbng t\u00e2m, c\u00e1c \u1ed5 tr\u1ee5c kh\u00e1c ph\u1ea3i ch\u1ecbu, nh\u01b0 trong H\u00ecnh 1-6.<\/li>\n\n\n\n<li>\u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c tr\u1ee5c ra v\u00e0 t\u1ea3i ph\u1ea3i \u0111\u1ea3m b\u1ea3o. \u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c trong v\u00e0 k\u1ebft n\u1ed1i t\u1ea3i ph\u1ea3i \u0111\u1ea3m b\u1ea3o c\u00f3 \u0111\u1ee7, n\u00f3i chung, \u0111\u1ed9 l\u1ec7ch kh\u00f4ng \u0111\u01b0\u1ee3c l\u1edbn h\u01a1n 0,1mm. N\u1ebfu sai l\u1ec7ch qu\u00e1 l\u1edbn, s\u1ebd l\u00e0m cho \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c ch\u1ecbu t\u1ea3i tr\u1ecdng h\u01b0\u1edbng t\u00e2m tu\u1ea7n ho\u00e0n, \u1ed5 tr\u1ee5c s\u1ebd s\u1edbm h\u1ecfng, g\u00e2y h\u1ecfng \u0111\u1ed9ng c\u01a1. \u0110\u1ed9ng c\u01a1 ph\u1ea3i \u0111\u01b0\u1ee3c l\u1eafp v\u00e0o khung c\u00f3 \u0111\u1ee7 \u0111\u1ed9 c\u1ee9ng. L\u1eafp \u0111\u1eb7t gi\u00e1 \u0111\u1ee1 \u0111\u1ed9ng c\u01a1, gh\u1ebf ng\u1ed3i b\u1eaft bu\u1ed9c ph\u1ea3i c\u00f3 \u0111\u1ee7 \u0111\u1ed9 c\u1ee9ng, ch\u1ecbu \u0111\u01b0\u1ee3c m\u00f4men \u0111\u1ea7u ra c\u1ee7a \u0111\u1ed9ng c\u01a1 khi t\u00e1c d\u1ee5ng l\u00ean l\u1ef1c \u0111\u1ed1i kh\u00e1ng c\u1ee7a n\u00f3. Ch\u1eb3ng h\u1ea1n nh\u01b0 vi\u1ec7c l\u1eafp \u0111\u1eb7t \u0111\u1ed9 c\u1ee9ng khung \u0111\u1ed9ng c\u01a1 l\u00e0 kh\u00f4ng \u0111\u1ee7, s\u1ebd t\u1ea1o ra rung \u0111\u1ed9ng ho\u1eb7c bi\u1ebfn d\u1ea1ng ho\u1eb7c th\u1eadm ch\u00ed tai n\u1ea1n, kh\u00f4ng th\u1ec3 \u0111\u1ea3m b\u1ea3o m\u00e1y truy\u1ec1n \u0111\u1ed9ng v\u00e0 tr\u1ee5c \u0111\u1ed9ng c\u01a1 k\u1ebft n\u1ed1i gi\u1eefa \u0111\u1ed9 \u0111\u1ed3ng t\u00e2m c\u1ee7a \u0111i\u1ec1u khi\u1ec3n trong y\u00eau c\u1ea7u 0,1mm.<\/li>\n\n\n\n<li>\u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c trong \u1ed5 \u0111\u0129a c\u00f3 t\u1ea3i qu\u00e1n t\u00ednh l\u1edbn n\u00ean \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp khi van an to\u00e0n. \u0110\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c \u1edf b\u1ed9 truy\u1ec1n \u0111\u1ed9ng c\u00f3 t\u1ea3i qu\u00e1n t\u00ednh l\u1edbn, kh\u00f4ng th\u1ec3 \u0111\u01a1n gi\u1ea3n d\u00f9ng ph\u01b0\u01a1ng ph\u00e1p \u0111\u00f3ng van \u0111\u1ea3o chi\u1ec1u \u0111\u1ec3 l\u00e0m cho n\u00f3 d\u1eebng l\u1ea1i. Khi \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c \u0111\u01b0\u1ee3c d\u1eabn \u0111\u1ed9ng b\u1eb1ng t\u1ea3i qu\u00e1n t\u00ednh quay, \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c chuy\u1ec3n tr\u1ea1ng th\u00e1i l\u00e0m vi\u1ec7c t\u1eeb \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c th\u00e0nh b\u01a1m th\u1ee7y l\u1ef1c. N\u1ebfu ph\u01b0\u01a1ng ph\u00e1p \u0111\u00f3ng van \u0111\u1ea3o chi\u1ec1u d\u1eebng l\u1ea1i, s\u1ebd d\u1eabn \u0111\u1ebfn \u00e1p su\u1ea5t \u0111\u01b0\u1eddng h\u1ed3i ban \u0111\u1ea7u t\u0103ng \u0111\u1ed9t ng\u1ed9t v\u00e0 \u0111\u00e1ng k\u1ec3, tr\u01b0\u1eddng h\u1ee3p nghi\u00eam tr\u1ecdng c\u00f3 th\u1ec3 l\u00e0 c\u00e1c li\u00ean k\u1ebft y\u1ebfu trong \u0111\u01b0\u1eddng \u1ed1ng t\u00e1c \u0111\u1ed9ng l\u00e0m h\u01b0 h\u1ecfng c\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a m\u00f4 t\u01a1 th\u1ee7y l\u1ef1c. V\u00ec l\u00fd do n\u00e0y, m\u1ed9t van an to\u00e0n ph\u00f9 h\u1ee3p n\u00ean \u0111\u01b0\u1ee3c \u0111\u1eb7t tr\u00ean \u0111\u01b0\u1eddng h\u1ed3i c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng c\u1ee7a h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-question-5-multi-hydraulic-motor-circuit-design\"><strong>C\u00e2u h\u1ecfi 5: Thi\u1ebft k\u1ebf m\u1ea1ch \u0111\u1ed9ng c\u01a1 \u0111a th\u1ee7y l\u1ef1c<\/strong><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-two-sets-of-closed-hydraulic-systems-in-parallel-due-to-improper-design-leads-to-two-actuators-power-difference-is-too-large\"><strong>Hai b\u1ed9 h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c \u0111\u00f3ng song song, do thi\u1ebft k\u1ebf kh\u00f4ng ph\u00f9 h\u1ee3p d\u1eabn \u0111\u1ebfn ch\u00eanh l\u1ec7ch c\u00f4ng su\u1ea5t hai c\u01a1 c\u1ea5u ch\u1ea5p h\u00e0nh qu\u00e1 l\u1edbn.<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0 h\u00ecnh 1-7 (a), h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c d\u1eabn \u0111\u1ed9ng m\u00e1y tr\u1ed9n. H\u1ec7 th\u1ed1ng s\u1eed d\u1ee5ng hai b\u1ed9 m\u1ea1ch th\u1ee7y l\u1ef1c k\u00edn song song, c\u00f3 hai \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c t\u1eeb hai ph\u00eda \u0111\u1ec3 d\u1eabn \u0111\u1ed9ng r\u00f4to c\u1ee9ng. Do thi\u1ebft k\u1ebf kh\u00f4ng ph\u00f9 h\u1ee3p n\u00ean c\u00f4ng su\u1ea5t truy\u1ec1n \u0111\u1ed9ng b\u00ean tr\u00e1i v\u00e0 b\u00ean ph\u1ea3i c\u1ee7a \u0111\u1ed9ng c\u01a1 qu\u00e1 l\u1edbn, th\u1eadm ch\u00ed c\u00f2n xu\u1ea5t hi\u1ec7n hi\u1ec7n t\u01b0\u1ee3ng l\u00e0m vi\u1ec7c \u00e2m. Nguy\u00ean nh\u00e2n c\u1ee7a hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y l\u00e0 do thi\u1ebft k\u1ebf m\u1ea1ch kh\u00f4ng t\u1ed1t v\u00e0 c\u1ea5u t\u1ea1o \u0111\u01b0\u1eddng \u1ed1ng kh\u00f4ng h\u1ee3p l\u00fd, c\u1ed9ng v\u1edbi h\u1ec7 s\u1ed1 d\u1ecbch chuy\u1ec3n v\u00e0 r\u00f2 r\u1ec9 c\u1ee7a \u0111\u1ed9ng c\u01a1 b\u00ean tr\u00e1i v\u00e0 b\u00ean ph\u1ea3i kh\u00f4ng ph\u00f9 h\u1ee3p d\u1eabn \u0111\u1ebfn \u00e1p su\u1ea5t kh\u00f4ng \u0111\u1ed1i x\u1ee9ng v\u00e0 d\u00f2ng \u0111i\u1ec7n kh\u00f4ng \u0111\u1ed1i x\u1ee9ng v\u00e0 kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u \u1edf hai b\u00ean. Do \u0111\u00f3, m\u00e1y g\u1ed1c tr\u00ean hai kh\u1ed1i \u0111\u1ea7u n\u1ed1i s\u1ebd b\u1ecb h\u1ee7y b\u1ecf, h\u00e3y thi\u1ebft k\u1ebf m\u1ed9t kh\u1ed1i \u0111\u1ea7u n\u1ed1i k\u1ebft n\u1ed1i h\u00ecnh ch\u1eef \u201cX\u201d k\u00e9p, nh\u01b0 h\u00ecnh 1-7 (b), b\u1ea1n c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c v\u1ea5n \u0111\u1ec1 tr\u00ean.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"941\" height=\"491\" src=\"https:\/\/yaiwo.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"http:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-16.png\" alt=\"H\u00ecnh 1-7 H\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c d\u1eabn \u0111\u1ed9ng m\u00e1y tr\u1ed9n\" class=\"wd-lazy-fade wp-image-2609\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-16.png 941w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-16-300x157.png 300w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-16-768x401.png 768w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-16-18x9.png 18w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-16-600x313.png 600w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-16-150x78.png 150w\" sizes=\"(max-width: 941px) 100vw, 941px\" \/><figcaption class=\"wp-element-caption\"><br>H\u00ecnh 1-7 H\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c d\u1eabn \u0111\u1ed9ng m\u00e1y tr\u1ed9n<\/figcaption><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-the-output-shafts-of-several-hydraulic-motors-are-mechanically-connected-to-achieve-synchronization-with-a-charging-circuit\"><strong>C\u00e1c tr\u1ee5c \u0111\u1ea7u ra c\u1ee7a m\u1ed9t s\u1ed1 \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i c\u01a1 h\u1ecdc \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 \u0111\u1ed3ng b\u1ed9 h\u00f3a v\u1edbi m\u1ea1ch s\u1ea1c.<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c tr\u1ee5c \u0111\u1ea7u ra c\u1ee7a m\u1ed9t s\u1ed1 \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i c\u01a1 h\u1ecdc \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c truy\u1ec1n \u0111\u1ed9ng. N\u00f3i chung l\u00e0 \u0111\u1ec3 d\u1eabn \u0111\u1ed9ng m\u1ed9t s\u1ed1 xi lanh th\u1ee7y l\u1ef1c l\u00e0m vi\u1ec7c \u0111\u1ed3ng b\u1ed9, trong lo\u1ea1i m\u1ea1ch \u0111\u1ed3ng b\u1ed9 n\u00e0y, m\u1ed7i \u0111\u1ed9ng c\u01a1 ph\u1ea3i \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp m\u1ed9t m\u1ea1ch t\u00edch \u0111i\u1ec7n th\u00edch h\u1ee3p. Tuy nhi\u00ean, kh\u00f4ng th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng hi\u1ec7u su\u1ea5t th\u1ec3 t\u00edch c\u1ee7a m\u1ed7i xi lanh l\u00e0 gi\u1ed1ng nhau, v\u00e0 \u0111i\u1ec1u n\u00e0y ch\u1eafc ch\u1eafn s\u1ebd d\u1eabn \u0111\u1ebfn v\u1ecb tr\u00ed kh\u00f4ng \u0111\u1ed3ng b\u1ed9 sau m\u1ed9t v\u00e0i chu k\u1ef3. Ngo\u00e0i ra, hi\u1ec7u su\u1ea5t th\u1ec3 t\u00edch c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c c\u0169ng kh\u00f4ng th\u1ec3 gi\u1ed1ng nhau. Do \u0111\u00f3, c\u1ea7n thi\u1ebft ph\u1ea3i thi\u1ebft l\u1eadp m\u1ed9t m\u1ea1ch b\u1ed5 sung cu\u1ed1i chu k\u1ef3, nh\u01b0 th\u1ec3 hi\u1ec7n trong H\u00ecnh 1-8.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"818\" height=\"358\" src=\"https:\/\/yaiwo.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"http:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-17.png\" alt=\"H\u00ecnh 1-8 M\u1ea1ch \u0111\u1ed3ng b\u1ed9 c\u00f3 b\u1ed5 sung d\u1ea7u\" class=\"wd-lazy-fade wp-image-2610\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-17.png 818w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-17-300x131.png 300w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-17-768x336.png 768w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-17-18x8.png 18w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-17-600x263.png 600w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-17-150x66.png 150w\" sizes=\"(max-width: 818px) 100vw, 818px\" \/><figcaption class=\"wp-element-caption\"><br>H\u00ecnh 1-8 M\u1ea1ch \u0111\u1ed3ng b\u1ed9 c\u00f3 b\u1ed5 sung d\u1ea7u<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-question-6-leakage-of-hydraulic-motor\"><strong>C\u00e2u h\u1ecfi 6: R\u00f2 r\u1ec9 \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c<\/strong><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-a-brake-must-be-used-for-hydraulic-motors-that-remain-braking-for-a-long-time\"><strong>Phanh ph\u1ea3i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c v\u1eabn phanh trong th\u1eddi gian d\u00e0i<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c lu\u00f4n b\u1ecb r\u00f2 r\u1ec9 n\u00ean vi\u1ec7c \u0111\u00f3ng c\u00e1c c\u1ed5ng v\u00e0o v\u00e0 ra c\u1ee7a \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111i\u1ec1u ki\u1ec7n phanh l\u00e0 kh\u00f4ng \u0111\u00e1ng tin c\u1eady. M\u00f4 t\u01a1 th\u1ee7y l\u1ef1c khi \u0111\u00f3ng c\u00e1c c\u1ed5ng v\u00e0o v\u00e0 ra s\u1ebd v\u1eabn tr\u01b0\u1ee3t nh\u1eb9, v\u00ec v\u1eady khi tr\u1ea1ng th\u00e1i phanh c\u1ea7n duy tr\u00ec trong th\u1eddi gian d\u00e0i, ph\u1ea3i \u0111\u1eb7t phanh ri\u00eang \u0111\u1ec3 ch\u1ed1ng quay, nh\u01b0 h\u00ecnh 1-9.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"771\" height=\"371\" src=\"https:\/\/yaiwo.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"http:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-18.png\" alt=\"H\u00ecnh 1-9 Phanh ph\u1ea3i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng tr\u00ean \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c \u0111\u01b0\u1ee3c gi\u1eef phanh trong th\u1eddi gian d\u00e0i\" class=\"wd-lazy-fade wp-image-2611\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-18.png 771w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-18-500x241.png 500w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-18-700x337.png 700w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-18-300x144.png 300w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-18-768x370.png 768w\" sizes=\"(max-width: 771px) 100vw, 771px\" \/><figcaption class=\"wp-element-caption\"><br>H\u00ecnh 1-9 Phanh ph\u1ea3i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng tr\u00ean \u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c \u0111\u01b0\u1ee3c gi\u1eef phanh trong th\u1eddi gian d\u00e0i<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"578\" height=\"333\" src=\"https:\/\/yaiwo.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"http:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-19.png\" alt=\"H\u00ecnh 1-10 M\u1ea1ch \u0111\u1ed9ng c\u01a1 k\u00edn v\u1edbi b\u01a1m n\u1ea1p d\u1ea7u\" class=\"wd-lazy-fade wp-image-2612\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-19.png 578w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-19-300x173.png 300w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-19-18x10.png 18w, https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/1-19-150x86.png 150w\" sizes=\"(max-width: 578px) 100vw, 578px\" \/><figcaption class=\"wp-element-caption\"><br>H\u00ecnh 1-10 M\u1ea1ch \u0111\u1ed9ng c\u01a1 k\u00edn v\u1edbi b\u01a1m n\u1ea1p d\u1ea7u<\/figcaption><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-the-flow-in-the-closed-motor-circuit-must-be-reasonable\"><strong>D\u00f2ng trong m\u1ea1ch k\u00edn \u0111\u1ed9ng c\u01a1 ph\u1ea3i h\u1ee3p l\u00fd<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1ec1 m\u1eb7t l\u00fd thuy\u1ebft, kh\u00f4ng c\u00f3 m\u1ea1ch d\u1ea7u n\u00e0o trong m\u1ea1ch \u0111\u1ed9ng c\u01a1 k\u00edn, b\u01a1m v\u00e0 l\u01b0u l\u01b0\u1ee3ng \u0111\u1ed9ng c\u01a1 mi\u1ec5n l\u00e0 b\u1eb1ng nhau, nh\u01b0 trong H\u00ecnh 1-10, nh\u01b0ng trong th\u1ef1c t\u1ebf, l\u01b0u l\u01b0\u1ee3ng y\u00eau c\u1ea7u c\u1ee7a \u0111\u1ed9ng c\u01a1 kh\u00f4ng \u0111\u01b0\u1ee3c l\u1edbn h\u01a1n ho\u1eb7c b\u1eb1ng \u0111\u1ebfn l\u01b0u l\u01b0\u1ee3ng c\u1ee7a m\u00e1y b\u01a1m. Nguy\u00ean nh\u00e2n l\u00e0 do m\u00e1y b\u01a1m v\u00e0 \u0111\u1ed9ng c\u01a1 trong h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c ho\u1ea1t \u0111\u1ed9ng v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng kh\u00e1c nhau, trong qu\u00e1 tr\u00ecnh n\u00e0y kh\u00f4ng th\u1ec3 tr\u00e1nh kh\u1ecfi hi\u1ec7n t\u01b0\u1ee3ng r\u00f2 r\u1ec9, v\u00e0 s\u1ebd ng\u00e0y c\u00e0ng nghi\u00eam tr\u1ecdng h\u01a1n theo th\u1eddi gian l\u00e0m vi\u1ec7c. Do \u0111\u00f3, n\u1ebfu t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y c\u1ee7a m\u00e1y b\u01a1m v\u00e0 \u0111\u1ed9ng c\u01a1 trong m\u1ea1ch \u0111\u1ed9ng c\u01a1 k\u00edn b\u1eb1ng nhau, \u0111\u1ed9ng c\u01a1 kh\u00f4ng th\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c c\u00f4ng su\u1ea5t \u0111\u1ea7u ra c\u1ea7n thi\u1ebft.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u0111\u1ed9ng c\u01a1 th\u1ee7y l\u1ef1c<\/p>","protected":false},"author":4,"featured_media":2588,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[918,917,919],"class_list":["post-2584","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hydraulic-press","tag-hydraulic-drive-motor","tag-hydraulic-pump-motor","tag-hydraulic-pumps-and-motors"],"jetpack_featured_media_url":"https:\/\/yaiwo.com\/wp-content\/uploads\/2021\/05\/hydraulic-motor3.png","_links":{"self":[{"href":"https:\/\/yaiwo.com\/vi\/wp-json\/wp\/v2\/posts\/2584","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yaiwo.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yaiwo.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yaiwo.com\/vi\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/yaiwo.com\/vi\/wp-json\/wp\/v2\/comments?post=2584"}],"version-history":[{"count":0,"href":"https:\/\/yaiwo.com\/vi\/wp-json\/wp\/v2\/posts\/2584\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yaiwo.com\/vi\/wp-json\/wp\/v2\/media\/2588"}],"wp:attachment":[{"href":"https:\/\/yaiwo.com\/vi\/wp-json\/wp\/v2\/media?parent=2584"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yaiwo.com\/vi\/wp-json\/wp\/v2\/categories?post=2584"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yaiwo.com\/vi\/wp-json\/wp\/v2\/tags?post=2584"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}