{"id":112640,"date":"2021-10-25T13:42:02","date_gmt":"2021-10-25T05:42:02","guid":{"rendered":"https:\/\/www.alpapowder.com\/112640\/"},"modified":"2021-10-25T13:42:02","modified_gmt":"2021-10-25T05:42:02","slug":"phan-tich-nguyen-ly-va-dac-diem-cua-may-nghien-phan-luc-sieu-min-thach-anh","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/112640\/","title":{"rendered":"Ph\u00e2n t\u00edch nguy\u00ean l\u00fd v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a m\u00e1y nghi\u1ec1n ph\u1ea3n l\u1ef1c si\u00eau m\u1ecbn th\u1ea1ch anh"},"content":{"rendered":"

C\u00e1t th\u1ea1ch anh l\u00e0 m\u1ed9t nguy\u00ean li\u1ec7u kho\u00e1ng c\u00f4ng nghi\u1ec7p quan tr\u1ecdng, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong th\u1ee7y tinh, \u0111\u00fac, g\u1ed1m s\u1ee9 v\u00e0 v\u1eadt li\u1ec7u ch\u1ecbu l\u1eeda, luy\u1ec7n kim, x\u00e2y d\u1ef1ng, c\u00f4ng nghi\u1ec7p h\u00f3a ch\u1ea5t, nh\u1ef1a, cao su, ch\u1ea5t m\u00e0i m\u00f2n v\u00e0 c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c. C\u00e1t th\u1ea1ch anh l\u00e0 m\u1ed9t lo\u1ea1i h\u1ea1t th\u1ea1ch anh \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1eb1ng c\u00e1ch nghi\u1ec1n \u0111\u00e1 th\u1ea1ch anh, \u0111\u00e2y l\u00e0 m\u1ed9t nguy\u00ean li\u1ec7u th\u00f4 kh\u00f3 gia c\u00f4ng trong c\u00e1c kho\u00e1ng ch\u1ea5t phi kim lo\u1ea1i. V\u1eadt li\u1ec7u \u0111\u1ea1i di\u1ec7n m\u1ea1nh m\u1ebd trong nghi\u1ec1n kho\u00e1ng l\u00e0 th\u1ea1ch anh, c\u00f3 m\u1eadt \u0111\u1ed9 2,6g \/ cm3<\/sup> v\u00e0 \u0111\u1ed9 c\u1ee9ng Mohs 6,5-7,5, l\u00e0 v\u1eadt li\u1ec7u t\u1ef1 nhi\u00ean c\u00f3 \u0111\u1ed9 c\u1ee9ng cao v\u00e0 ch\u1ecbu m\u00e0i m\u00f2n. M\u00e0i c\u00e1t th\u1ea1ch anh y\u00eau c\u1ea7u h\u00e0m l\u01b0\u1ee3ng s\u1eaft th\u1ea5p, d\u1ea1ng h\u1ea1t \u0111\u1eb9p, c\u1ee1 h\u1ea1t c\u00f4 \u0111\u1eb7c, \u00edt b\u1ed9t m\u1ecbn, kh\u00f4ng b\u1ecb bay b\u1ee5i. N\u00f3 l\u00e0 m\u1ed9t nguy\u00ean li\u1ec7u th\u00f4 t\u01b0\u01a1ng \u0111\u1ed1i kh\u00f3 ch\u1ebf bi\u1ebfn trong c\u00e1c kho\u00e1ng phi kim lo\u1ea1i.<\/p>\n

\"\"<\/p>\n

M\u00e1y nghi\u1ec1n tia c\u1ef1c m\u1ecbn l\u00e0 m\u1ed9t lo\u1ea1i kh\u00ed n\u00e9n \u0111\u01b0\u1ee3c \u0111\u00f4ng l\u1ea1nh, l\u1ecdc v\u00e0 s\u1ea5y kh\u00f4, sau \u0111\u00f3 t\u1ea1o th\u00e0nh lu\u1ed3ng kh\u00ed si\u00eau \u00e2m qua c\u00e1c v\u00f2i phun \u0111\u1ec3 \u0111\u01b0a v\u00e0o bu\u1ed3ng nghi\u1ec1n \u0111\u1ec3 l\u00e0m s\u00f4i nguy\u00ean li\u1ec7u. V\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c gia t\u1ed1c h\u1ee3p nh\u1ea5t t\u1ea1i \u0111i\u1ec3m giao nhau c\u1ee7a c\u00e1c lu\u1ed3ng kh\u00ed ph\u1ea3n l\u1ef1c c\u1ee7a m\u1ed9t s\u1ed1 v\u00f2i phun \u0111\u1ec3 t\u1ea1o ra va ch\u1ea1m m\u1ea1nh, ma s\u00e1t v\u00e0 c\u1eaft c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c qu\u00e1 tr\u00ecnh nghi\u1ec1n h\u1ea1t si\u00eau m\u1ecbn. V\u1eadt li\u1ec7u \u0111\u00e3 \u0111\u01b0\u1ee3c nghi\u1ec1n th\u00e0nh b\u1ed9t \u0111\u01b0\u1ee3c v\u1eadn chuy\u1ec3n \u0111\u1ebfn khu v\u1ef1c ph\u00e2n lo\u1ea1i c\u00e1nh qu\u1ea1t nh\u1edd lu\u1ed3ng kh\u00f4ng kh\u00ed t\u0103ng l\u00ean. D\u01b0\u1edbi t\u00e1c d\u1ee5ng c\u1ee7a l\u1ef1c ly t\u00e2m c\u1ee7a b\u00e1nh xe ph\u00e2n lo\u1ea1i v\u00e0 l\u1ef1c h\u00fat c\u1ee7a qu\u1ea1t, b\u1ed9t th\u00f4 v\u00e0 m\u1ecbn \u0111\u01b0\u1ee3c t\u00e1ch ra. Lu\u1ed3ng kh\u00f4ng kh\u00ed \u0111i v\u00e0o b\u1ed9 thu l\u1ed1c xo\u00e1y, b\u1ee5i m\u1ecbn \u0111\u01b0\u1ee3c b\u1ed9 l\u1ecdc t\u00fai thu gom v\u00e0 kh\u00ed tinh khi\u1ebft \u0111\u01b0\u1ee3c th\u1ea3i ra ngo\u00e0i nh\u1edd qu\u1ea1t h\u00fat c\u1ea3m \u1ee9ng.<\/p>\n

C\u00e1c t\u00ednh n\u0103ng c\u1ee7a m\u00e1y nghi\u1ec1n ph\u1ea3n l\u1ef1c si\u00eau m\u1ecbn:<\/strong><\/p>\n

(1) M\u00e1y n\u00e0y l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p m\u1edbi nh\u1ea5t c\u1ee7a t\u1ea7ng s\u00f4i v\u00e0 m\u00e1y ph\u00e2n lo\u1ea1i tuabin th\u1eb3ng \u0111\u1ee9ng c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao.<\/p>\n

(2) Hi\u1ec7u qu\u1ea3 cao: Vi\u1ec7c s\u1eed d\u1ee5ng to\u00e0n b\u1ed9 n\u0103ng l\u01b0\u1ee3ng m\u00e1y bay ph\u1ea3n l\u1ef1c gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 hi\u1ec7u qu\u1ea3 nghi\u1ec1n.<\/p>\n

(3) \u0110\u1ed9 m\u00e0i m\u00f2n th\u1ea5p: “M\u00e1y ph\u00e2n lo\u1ea1i tuabin th\u1eb3ng \u0111\u1ee9ng + t\u1ea7ng s\u00f4i” c\u00f3 th\u1ec3 x\u1eed l\u00fd b\u1ed9t si\u00eau m\u1ecbn v\u1edbi \u0111\u1ed9 tinh khi\u1ebft cao v\u00e0 c\u1ef1c h\u1eb9p, tr\u00e1nh m\u00e0i m\u00f2n ph\u1ea7n nghi\u1ec1n c\u1ee7a “m\u00e1y ph\u00e2n lo\u1ea1i phun + th\u1eb3ng \u0111\u1ee9ng” v\u00e0 “t\u1ea7ng s\u00f4i” M\u1eb7c c\u1ee7a Ph\u1ea7n ph\u00e2n lo\u1ea1i “gi\u01b0\u1eddng + b\u1ed9 ph\u00e2n lo\u1ea1i ngang”. D\u01b0\u1edbi c\u00f9ng m\u1ed9t ch\u1ea5t li\u1ec7u, tu\u1ed5i th\u1ecd c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn mang thi\u1ebft b\u1ecb t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 8 l\u1ea7n so v\u1edbi c\u00e1c s\u1ea3n ph\u1ea9m qu\u1ed1c t\u1ebf t\u01b0\u01a1ng t\u1ef1.<\/p>\n

(4) \u0110\u1ed9 ch\u00ednh x\u00e1c ph\u00e2n lo\u1ea1i cao: tr\u01b0\u1eddng d\u00f2ng ph\u00e2n lo\u1ea1i \u1ed5n \u0111\u1ecbnh v\u00e0 ho\u00e0n ch\u1ec9nh v\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p ni\u00eam phong \u0111\u1eb7c bi\u1ec7t c\u00f3 th\u1ec3 tr\u00e1nh hi\u1ec7u qu\u1ea3 s\u1ef1 r\u00f2 r\u1ec9 c\u1ee7a c\u00e1c h\u1ea1t th\u00f4. M\u00e1y ph\u00e2n lo\u1ea1i tuabin \u0111\u1ee9ng v\u00e0 t\u1ea7ng s\u00f4i t\u1ea1o th\u00e0nh v\u00f2ng tu\u1ea7n ho\u00e0n b\u00ean trong \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ea3n ph\u1ea9m \u0111\u1ea1t ti\u00eau chu\u1ea9n c\u1ee1 h\u1ea1t d97 = 2 -74\u00b5m.<\/p>\n

(5) \u00cdt nghi\u1ec1n qu\u00e1: Tr\u01b0\u1eddng d\u00f2ng ph\u00e2n lo\u1ea1i \u0111\u1ed9c \u0111\u00e1o l\u00e0m gi\u1ea3m n\u1ed3ng \u0111\u1ed9 kh\u00ed-r\u1eafn trong v\u00f9ng ph\u00e2n lo\u1ea1i v\u00e0 tr\u00e1nh nghi\u1ec1n qu\u00e1 m\u1ee9c.<\/p>\n

(6) C\u01a1 c\u1ea5u t\u1ed5 h\u1ee3p bi\u1ebfn \u0111\u1ed5i: N\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t c\u1ed7 m\u00e1y cho hai m\u1ee5c \u0111\u00edch. N\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t b\u1ed9 ph\u00e2n lo\u1ea1i nghi\u1ec1n ho\u1eb7c m\u1ed9t b\u1ed9 ph\u00e2n lo\u1ea1i ri\u00eang bi\u1ec7t.<\/p>\n

(7) Ho\u1ea1t \u0111\u1ed9ng \u00e1p su\u1ea5t \u00e2m ho\u00e0n to\u00e0n kh\u00e9p k\u00edn, kh\u00f4ng g\u00e2y \u00f4 nhi\u1ec5m b\u1ee5i, t\u1ef7 l\u1ec7 lo\u1ea1i b\u1ecf b\u1ee5i tr\u00ean 99,9%.<\/p>\n

(8) Thi\u1ebft b\u1ecb d\u1ec5 v\u1eadn h\u00e0nh v\u00e0 b\u1ea3o tr\u00ec, d\u1ec5 th\u00e1o r\u1eddi v\u00e0 r\u1eeda v\u00e0 c\u00f3 \u0111\u1ed9 \u1ed3n th\u1ea5p.<\/p>\n

(9) Thi\u1ebft b\u1ecb c\u00f3 c\u00f4ng ngh\u1ec7 ki\u1ec3m so\u00e1t h\u00ecnh d\u1ea1ng h\u1ea1t, c\u00f3 th\u1ec3 duy tr\u00ec c\u00e1c \u0111\u1eb7c t\u00ednh c\u1ee7a v\u1eadt li\u1ec7u.<\/p>\n

M\u00e1y nghi\u1ec1n ph\u1ea3n l\u1ef1c c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong vi\u1ec7c nghi\u1ec1n si\u00eau m\u1ecbn c\u00e1c v\u1eadt li\u1ec7u kh\u00f4 \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, \u0111\u1ed9 tinh khi\u1ebft cao v\u00e0 \u0111\u1ed9 c\u1ee9ng cao nh\u01b0 h\u00f3a ch\u1ea5t, ch\u1ea5t m\u00e0i m\u00f2n, g\u1ed1m s\u1ee9, b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng, v\u1eadt li\u1ec7u m\u1edbi, n\u0103ng l\u01b0\u1ee3ng m\u1edbi, kho\u00e1ng phi kim lo\u1ea1i, thu\u1ed1c v\u00e0 th\u1ef1c ph\u1ea9m , luy\u1ec7n kim b\u1ed9t, v\u1eadt li\u1ec7u pin, v.v.<\/p>\n","protected":false},"excerpt":{"rendered":"

C\u00e1t th\u1ea1ch anh l\u00e0 m\u1ed9t nguy\u00ean li\u1ec7u kho\u00e1ng c\u00f4ng nghi\u1ec7p quan tr\u1ecdng, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong th\u1ee7y tinh, \u0111\u00fac, g\u1ed1m s\u1ee9 v\u00e0 v\u1eadt li\u1ec7u ch\u1ecbu l\u1eeda, luy\u1ec7n kim, x\u00e2y d\u1ef1ng, c\u00f4ng nghi\u1ec7p h\u00f3a ch\u1ea5t, nh\u1ef1a, cao su, ch\u1ea5t m\u00e0i m\u00f2n v\u00e0 c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c. C\u00e1t th\u1ea1ch anh l\u00e0 m\u1ed9t lo\u1ea1i h\u1ea1t th\u1ea1ch anh \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1eb1ng c\u00e1ch nghi\u1ec1n \u0111\u00e1 th\u1ea1ch anh, \u0111\u00e2y l\u00e0 m\u1ed9t nguy\u00ean li\u1ec7u th\u00f4 kh\u00f3 gia c\u00f4ng trong c\u00e1c kho\u00e1ng ch\u1ea5t phi kim lo\u1ea1i.<\/p>\n","protected":false},"author":6,"featured_media":110598,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[852],"tags":[],"class_list":["post-112640","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\/112640","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\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/comments?post=112640"}],"version-history":[{"count":0,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/112640\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media\/110598"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media?parent=112640"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/categories?post=112640"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/tags?post=112640"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}