{"id":116154,"date":"2022-05-15T11:11:19","date_gmt":"2022-05-15T03:11:19","guid":{"rendered":"https:\/\/www.alpapowder.com\/116154\/"},"modified":"2022-05-16T11:23:49","modified_gmt":"2022-05-16T03:23:49","slug":"phuong-phap-lam-viec-cua-cong-nghe-nghien-sieu-min-y-hoc-co-truyen-trung-quoc","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/116154\/","title":{"rendered":"Ph\u01b0\u01a1ng ph\u00e1p l\u00e0m vi\u1ec7c c\u1ee7a c\u00f4ng ngh\u1ec7 nghi\u1ec1n si\u00eau m\u1ecbn y h\u1ecdc c\u1ed5 truy\u1ec1n Trung Qu\u1ed1c"},"content":{"rendered":"

\"\"<\/p>\n

Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00f4ng ngh\u1ec7 nghi\u1ec1n b\u1ed9t si\u00eau m\u1ecbn y h\u1ecdc c\u1ed5 truy\u1ec1n Trung Qu\u1ed1c th\u01b0\u1eddng bao g\u1ed3m t\u00e1c \u0111\u1ed9ng, va ch\u1ea1m, ma s\u00e1t, c\u1eaft, m\u00e0i v\u00e0 \u0111\u1ed3ng th\u1eddi l\u00e0m \u0111\u1ee9t g\u00e3y v\u1eadt li\u1ec7u. Khi l\u1ef1a ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p nghi\u1ec1n th\u00e0nh b\u1ed9t, c\u1ea7n x\u00e1c \u0111\u1ecbnh theo t\u00ednh ch\u1ea5t c\u1ee7a nguy\u00ean li\u1ec7u v\u00e0 m\u1ee9c \u0111\u1ed9 nghi\u1ec1n y\u00eau c\u1ea7u: c\u00e1c nguy\u00ean li\u1ec7u c\u1ee9ng c\u00f3 k\u00edch th\u01b0\u1edbc h\u1ea1t l\u1edbn ho\u1eb7c trung b\u00ecnh \u0111\u01b0\u1ee3c nghi\u1ec1n v\u00e0 va \u0111\u1eadp; c\u00e1c v\u1eadt li\u1ec7u c\u1ee9ng v\u1edbi k\u00edch th\u01b0\u1edbc h\u1ea1t nh\u1ecf \u0111\u01b0\u1ee3c nghi\u1ec1n, va ch\u1ea1m v\u00e0 xay; C\u00e1c v\u1eadt li\u1ec7u d\u1ec5 u\u1ed1n ho\u1eb7c gi\u1ed1ng nh\u01b0 b\u00f9n \u0111\u01b0\u1ee3c c\u1eaft, nghi\u1ec1n v\u00e0 xay, v\u00e0 c\u00e1c v\u1eadt li\u1ec7u d\u1ec5 u\u1ed1n \u0111\u01b0\u1ee3c c\u1eaft ho\u1eb7c \u0111\u00e1nh nhanh.<\/p>\n

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Thi\u1ebft b\u1ecb c\u00f4ng ngh\u1ec7 nghi\u1ec1n si\u00eau m\u1ecbn thu\u1ed1c b\u1eafc<\/p>\n

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C\u00f3 nhi\u1ec1u lo\u1ea1i thi\u1ebft b\u1ecb nghi\u1ec1n si\u00eau m\u1ecbn y h\u1ecdc c\u1ed5 truy\u1ec1n Trung Qu\u1ed1c. Hi\u1ec7n nay c\u00f3 ba lo\u1ea1i \u1ee9ng d\u1ee5ng ch\u00ednh: m\u00e0i rung. M\u00e1y nghi\u1ec1n b\u1ed9t si\u00eau m\u1ecbn lo\u1ea1i kh\u00f4ng kh\u00ed, m\u00e1y nghi\u1ec1n b\u1ed9t si\u00eau m\u1ecbn c\u01a1 h\u1ecdc. Do m\u00e1y nghi\u1ec1n rung c\u00f3 hi\u1ec7u su\u1ea5t l\u00e0m vi\u1ec7c cao, m\u00e1y nghi\u1ec1n ph\u1ea3n l\u1ef1c kh\u00f4ng g\u00e2y \u00f4 nhi\u1ec5m nguy\u00ean li\u1ec7u trong qu\u00e1 tr\u00ecnh nghi\u1ec1n b\u1ed9t, \u0111\u1ed9 m\u1ecbn s\u1ea3n ph\u1ea9m cao n\u00ean hai lo\u1ea1i thi\u1ebft b\u1ecb n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i.<\/p>\n

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M\u00e1y nghi\u1ec1n rung<\/p>\n

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M\u00e1y nghi\u1ec1n rung l\u00e0 thi\u1ebft b\u1ecb nghi\u1ec1n si\u00eau m\u1ecbn ki\u1ec3u rung t\u1ea7n s\u1ed1 cao. Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u00f3 l\u00e0: th\u00e2n m\u00e1y \u0111\u01b0\u1ee3c \u0111\u1ee1 b\u1eb1ng l\u00f2 xo, tr\u1ee5c ch\u00ednh c\u00f3 kh\u1ed1i l\u1ec7ch t\u00e2m l\u00e0m cho n\u00f3 dao \u0111\u1ed9ng. Trong qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng, m\u00f4i ch\u1ea5t v\u00e0 v\u1eadt li\u1ec7u rung v\u00e0 nghi\u1ec1n v\u1eadt li\u1ec7u v\u1edbi nhau. N\u00f3 \u0111\u01b0\u1ee3c \u0111\u1eb7c tr\u01b0ng b\u1edfi t\u1ef7 l\u1ec7 l\u1ea5p \u0111\u1ea7y m\u00f4i tr\u01b0\u1eddng cao, nhi\u1ec1u l\u1ea7n ho\u1ea1t \u0111\u1ed9ng tr\u00ean m\u1ed9t \u0111\u01a1n v\u1ecb th\u1eddi gian v\u00e0 k\u00edch th\u01b0\u1edbc h\u1ea1t nh\u1ecf c\u1ee7a b\u1ed9t. Ph\u00e2n b\u1ed1 \u0111\u1ec1u, th\u00edch h\u1ee3p \u0111\u1ec3 nghi\u1ec1n h\u1ea7u h\u1ebft c\u00e1c lo\u1ea1i thu\u1ed1c b\u1eafc. Thi\u1ebft b\u1ecb n\u00e0y c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi c\u00f4ng ngh\u1ec7 nhi\u1ec7t \u0111\u1ed9 th\u1ea5p \u0111\u1ec3 thu \u0111\u01b0\u1ee3c b\u1ed9t si\u00eau m\u1ecbn v\u1edbi ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc h\u1ea1t h\u1eb9p v\u00e0 t\u00ednh l\u01b0u \u0111\u1ed9ng t\u1ed1t, gi\u00fap gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 t\u0103ng nhi\u1ec7t \u0111\u1ed9 c\u1ee7a m\u00e1y nghi\u1ec1n rung. Hi\u1ec7n t\u1ea1i, m\u00e1y nghi\u1ec1n rung \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i l\u00e0 d\u00f2ng Shandong Beili BMF, v\u00e0 c\u00e1c thi\u1ebft b\u1ecb m\u1edbi v\u00e0 c\u1ea3i ti\u1ebfn kh\u00e1c \u0111\u00e3 \u0111\u01b0\u1ee3c tung ra th\u1ecb tr\u01b0\u1eddng g\u1ea7n \u0111\u00e2y. Ch\u1eb3ng h\u1ea1n nh\u01b0 m\u00e1y nghi\u1ec1n va \u0111\u1eadp lo\u1ea1i MTM c\u1ee7a Zhejiang Fengli, m\u00e1y nghi\u1ec1n si\u00eau bi\u1ec3u t\u01b0\u1ee3ng lo\u1ea1i \u00e9p n\u1eb7ng lo\u1ea1i HGM c\u1ee7a Th\u01b0\u1ee3ng H\u1ea3i Xieke v\u00e0 m\u00e1y nghi\u1ec1n b\u1ed9t si\u00eau nh\u1ecf t\u1ed1c \u0111\u1ed9 trung b\u00ecnh ba v\u00f2ng lo\u1ea1i HMB c\u1ee7a Beijing Huanya Tianyuan. Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p n\u00e0y l\u00e0 k\u00edch th\u01b0\u1edbc h\u1ea1t c\u1ee7a s\u1ea3n ph\u1ea9m li\u00ean quan \u0111\u1ebfn k\u00edch th\u01b0\u1edbc h\u1ea1t t\u1ed1i \u0111a c\u1ee7a th\u1ee9c \u0103n ch\u0103n nu\u00f4i. Khi k\u00edch th\u01b0\u1edbc h\u1ea1t t\u1ed1i \u0111a c\u1ee7a th\u1ee9c \u0103n l\u00e0 kho\u1ea3ng 10 mm, th\u00ec k\u00edch th\u01b0\u1edbc h\u1ea1t s\u1ea3n ph\u1ea9m l\u1edbn h\u01a1n 10um; N\u0103ng l\u1ef1c s\u1ea3n xu\u1ea5t gi\u1ea3m s\u00fat.<\/p>\n

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Nh\u00e0 m\u00e1y ph\u1ea3n l\u1ef1c kh\u00ed<\/p>\n

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M\u00e1y nghi\u1ec1n ph\u1ea3n l\u1ef1c \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u00e1y nghi\u1ec1n n\u0103ng l\u01b0\u1ee3ng ch\u1ea5t l\u1ecfng. Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u00f3 l\u00e0: lu\u1ed3ng kh\u00f4ng kh\u00ed si\u00eau thanh l\u00e0m cho c\u00e1c h\u1ea1t v\u1eadt li\u1ec7u va ch\u1ea1m m\u1ea1nh v\u00e0 c\u1ecd x\u00e1t v\u1edbi nhau, v\u00e0 lu\u1ed3ng kh\u00f4ng kh\u00ed c\u00f3 t\u00e1c \u0111\u1ed9ng c\u1eaft tr\u1ef1c ti\u1ebfp l\u00ean v\u1eadt li\u1ec7u, v\u00e0 sau \u0111\u00f3 m\u1ee5c \u0111\u00edch c\u1ee7a vi\u1ec7c nghi\u1ec1n th\u00e0nh b\u1ed9t \u0111\u1ea1t \u0111\u01b0\u1ee3c th\u00f4ng qua vi\u1ec7c ph\u00e2n lo\u1ea1i th\u00edch h\u1ee3p. Lo\u1ea1i thi\u1ebft b\u1ecb n\u00e0y kh\u00f4ng c\u00f3 nhi\u1ec7t li\u00ean quan trong qu\u00e1 tr\u00ecnh nghi\u1ec1n v\u00e0 nhi\u1ec7t \u0111\u1ed9 nghi\u1ec1n th\u1ea5p, ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c d\u01b0\u1ee3c li\u1ec7u c\u00f3 nhi\u1ec7t \u0111\u1ed9 n\u00f3ng ch\u1ea3y th\u1ea5p v\u00e0 nh\u1ea1y c\u1ea3m v\u1edbi nhi\u1ec7t. K\u00edch th\u01b0\u1edbc h\u1ea1t nghi\u1ec1n c\u00f3 th\u1ec3 \u0111\u1ea1t 1-10um, v\u00e0 kh\u00f4ng g\u00e2y \u00f4 nhi\u1ec5m cho v\u1eadt li\u1ec7u. \u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd v\u1eadt l\u00fd t\u1ed1t nh\u1ea5t c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7n t\u1ea1i. Nh\u1eefng t\u1ed3n t\u1ea1i c\u1ee7a thi\u1ebft b\u1ecb n\u00e0y l\u00e0 chi ph\u00ed ch\u1ebf t\u1ea1o, ch\u1ebf t\u1ea1o thi\u1ebft b\u1ecb cao, ti\u00eau hao n\u0103ng l\u01b0\u1ee3ng l\u1edbn, hi\u1ec7u su\u1ea5t s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng th\u1ea5p, gi\u00e1 th\u00e0nh s\u1ea3n xu\u1ea5t cao. Hi\u1ec7n nay, c\u00f3 5 lo\u1ea1i m\u00e1y nghi\u1ec1n tia: ki\u1ec3u ph\u1eb3ng, ki\u1ec3u phun \u0111\u01a1n, ki\u1ec3u \u1ed1ng tu\u1ea7n ho\u00e0n, ki\u1ec3u phun ng\u01b0\u1ee3c v\u00e0 ki\u1ec3u t\u1ea7ng s\u00f4i. Tuy nhi\u00ean, ng\u01b0\u1eddi ta th\u01b0\u1eddng cho r\u1eb1ng m\u00e1y nghi\u1ec1n thu\u1ed1c b\u1eafc r\u1ea5t kh\u00f3 nghi\u1ec1n c\u00e1c lo\u1ea1i thu\u1ed1c Trung Qu\u1ed1c d\u1ea1ng s\u1ee3i v\u00e0 dai, \u0111\u1ed3ng th\u1eddi c\u00f3 lu\u1ed3ng kh\u00f4ng kh\u00ed t\u1ed1c \u0111\u1ed9 t\u01b0\u01a1ng \u0111\u1ed1i cao trong qu\u00e1 tr\u00ecnh nghi\u1ec1n s\u1ebd l\u1ea5y \u0111i c\u00e1c th\u00e0nh ph\u1ea7n d\u1ec5 bay h\u01a1i c\u1ee7a thu\u1ed1c v\u00e0 l\u00e0m m\u1ea5t t\u00e1c d\u1ee5ng. , v\u00ec v\u1eady n\u00f3 ch\u1ec9 th\u00edch h\u1ee3p cho vi\u1ec7c nghi\u1ec1n c\u00e1c lo\u1ea1i thu\u1ed1c b\u1eafc c\u00f3 \u0111\u1ed9 gi\u00f2n.<\/p>\n

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T\u00e1c \u0111\u1ed9ng si\u00eau m\u1ecbn<\/p>\n

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Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a t\u00e1c \u0111\u1ed9ng si\u00eau m\u1ecbn l\u00e0: th\u00f4ng qua chuy\u1ec3n \u0111\u1ed9ng t\u1ed1c \u0111\u1ed9 cao c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn c\u01a1 h\u1ecdc v\u00e0 m\u00f4i tr\u01b0\u1eddng, b\u1ed9t d\u01b0\u1ee3c li\u1ec7u th\u00f4 \u0111\u01b0\u1ee3c t\u00e1c \u0111\u1ed9ng, c\u1eaft v\u00e0 c\u00e1c l\u1ef1c b\u00ean ngo\u00e0i kh\u00e1c \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c \u0111\u00edch nghi\u1ec1n th\u00e0nh b\u1ed9t. \u01afu \u0111i\u1ec3m c\u1ee7a thi\u1ebft b\u1ecb n\u00e0y l\u00e0 \u0111\u01a1n gi\u1ea3n v\u00e0 thu\u1eadn ti\u1ec7n, ph\u1ea1m vi k\u00edch th\u01b0\u1edbc h\u1ea1t \u00e1p d\u1ee5ng \u0111\u1ec3 c\u1ea5p li\u1ec7u l\u00e0 l\u1edbn. Nh\u01b0\u1ee3c \u0111i\u1ec3m l\u00e0 thi\u1ebft b\u1ecb d\u1ec5 n\u00f3ng l\u00ean, v\u1eadt li\u1ec7u nghi\u1ec1n c\u00e0ng m\u1ecbn th\u00ec chi ti\u1ebft b\u1ecb m\u00e0i m\u00f2n c\u00e0ng n\u1eb7ng, c\u00e1c h\u1ea1t m\u00e0i m\u00f2n tr\u1ef1c ti\u1ebfp l\u00e0m nhi\u1ec5m b\u1ea9n v\u1eadt li\u1ec7u v\u00e0 gi\u1edbi h\u1ea1n d\u01b0\u1edbi c\u1ee7a k\u00edch th\u01b0\u1edbc h\u1ea1t b\u1ed9t ch\u1ec9 c\u00f3 th\u1ec3 \u0111\u1ea1t kho\u1ea3ng 20. um, \u0111i\u1ec1u n\u00e0y h\u1ea1n ch\u1ebf \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i c\u1ee7a thi\u1ebft b\u1ecb n\u00e0y.<\/p>\n

Do nh\u1eefng h\u1ea1n ch\u1ebf c\u1ee7a ba lo\u1ea1i thi\u1ebft b\u1ecb tr\u00ean, m\u1ed9t s\u1ed1 h\u1ecdc gi\u1ea3 hi\u1ec7n \u0111ang cam k\u1ebft ph\u00e1t tri\u1ec3n c\u00e1c \u0111\u01a1n v\u1ecb nghi\u1ec1n b\u1ed9t si\u00eau m\u1ecbn k\u1ebft h\u1ee3p nghi\u1ec1n b\u1ed9t c\u01a1 h\u1ecdc v\u00e0 nghi\u1ec1n b\u1ed9t ph\u1ea3n l\u1ef1c, c\u0169ng nh\u01b0 m\u00e1y nghi\u1ec1n b\u1ed9t \u0111\u00f4ng l\u1ea1nh nhi\u1ec7t \u0111\u1ed9 c\u1ef1c th\u1ea5p. Tuy nhi\u00ean, do gi\u00e1 th\u00e0nh cao n\u00ean ph\u1ea1m vi \u1ee9ng d\u1ee5ng c\u1ee7a thi\u1ebft b\u1ecb m\u1edbi k\u00e9m xa so v\u1edbi ba thi\u1ebft b\u1ecb tr\u00ean.<\/p>\n","protected":false},"excerpt":{"rendered":"

Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00f4ng ngh\u1ec7 nghi\u1ec1n b\u1ed9t si\u00eau m\u1ecbn y h\u1ecdc c\u1ed5 truy\u1ec1n Trung Qu\u1ed1c th\u01b0\u1eddng bao g\u1ed3m t\u00e1c \u0111\u1ed9ng, va ch\u1ea1m, ma s\u00e1t, c\u1eaft, m\u00e0i v\u00e0 \u0111\u1ed3ng th\u1eddi l\u00e0m \u0111\u1ee9t g\u00e3y v\u1eadt li\u1ec7u.<\/p>\n","protected":false},"author":7,"featured_media":111555,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[852],"tags":[],"class_list":["post-116154","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cong-nghiep-tin-tuc-vi"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/116154","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/comments?post=116154"}],"version-history":[{"count":0,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/116154\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media\/111555"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media?parent=116154"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/categories?post=116154"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/tags?post=116154"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}