{"id":9911,"date":"2013-01-22T03:10:56","date_gmt":"2013-01-21T20:10:56","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/2013\/01\/thong-tin-luan-an-tien-sy-cua-ncs-bui-duy-ngoc\/"},"modified":"2013-10-06T09:02:56","modified_gmt":"2013-10-06T02:02:56","slug":"thong-tin-luan-an-tien-sy-cua-ncs-bui-duy-ngoc","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/thong-tin-luan-an-tien-sy-cua-ncs-bui-duy-ngoc\/","title":{"rendered":"Th\u00f4ng tin lu\u1eadn \u00e1n ti\u1ebfn s\u1ef9 c\u1ee7a NCS: B\u00f9i Duy Ng\u1ecdc"},"content":{"rendered":"

T\u00ean \u0111\u1ec1 t\u00e0i lu\u1eadn \u00e1n: Nghi\u00ean c\u1ee9u m\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t v\u00e1n MDF t\u1eeb nguy\u00ean li\u1ec7u g\u1ed7 Tr\u00e0m.<\/em><\/strong> <\/p>\n

Chuy\u00ean ng\u00e0nh: C\u00f4ng ngh\u1ec7 g\u1ed7, gi\u1ea5yM\u00e3 s\u1ed1: 62522405 <\/p>\n

H\u1ecd v\u00e0 t\u00ean nghi\u00ean c\u1ee9u sinh: B\u00f9i Duy Ng\u1ecdc <\/p>\n

H\u1ecd v\u00e0 t\u00ean c\u00e1n b\u1ed9 h\u01b0\u1edbng d\u1eabn: <\/p>\n

1. PGS.TS Ph\u1ea1m V\u0103n Ch\u01b0\u01a1ng <\/p>\n

2. TS. Nguy\u1ec5n Th\u1ecb B\u00edch Ng\u1ecdc <\/p>\n

T\u00ean c\u01a1 s\u1edf \u0111\u00e0o t\u1ea1o: Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam <\/p>\n<\/p>\n

T\u00d3M T\u1eaeT NH\u1eeeNG K\u1ebeT LU\u1eacN M\u1edaI C\u1ee6A LU\u1eacN \u00c1N:<\/strong> <\/p>\n

\u0110\u00e2y l\u00e0 c\u00f4ng tr\u00ecnh \u0111\u1ea7u ti\u00ean nghi\u00ean c\u1ee9u t\u1ea1o v\u00e1n MDF t\u1eeb nguy\u00ean li\u1ec7u g\u1ed7 Tr\u00e0m \u1edf Vi\u1ec7t Nam. K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u cho th\u1ea5y: g\u1ed7 Tr\u00e0m Melaleuca cajuputi<\/em> c\u00f3 c\u00e1c ch\u1ec9 ti\u00eau nh\u01b0: h\u00e0m l\u01b0\u1ee3ng cellulose t\u1eeb 48.8 % \u0111\u1ebfn 49.7 % t\u00f9y theo c\u1ea5p tu\u1ed5i, kh\u1ea3 n\u0103ng ph\u00e2n ly t\u1ea1o s\u1ee3i t\u1ed1t, k\u00edch th\u01b0\u1edbc x\u01a1 s\u1ee3i (s\u1ee3i c\u01a1 b\u1ea3n) d\u00e0i v\u00e0 m\u1ecbn, c\u00f3 kh\u1ea3 n\u0103ng th\u1ea9m th\u1ea5u v\u00e0 d\u00e0n tr\u1ea3i t\u1ed1t v\u1edbi keo. G\u1ed7 Tr\u00e0m Melaleuca cajuputi<\/em> c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng l\u00e0m nguy\u00ean li\u1ec7u \u0111\u1ec3 s\u1ea3n xu\u1ea5t v\u00e1n s\u1ee3i. <\/p>\n

X\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 th\u00f4ng s\u1ed1 c\u00f4ng ngh\u1ec7 khi t\u1ea1o s\u1ee3i t\u1eeb g\u1ed7 Tr\u00e0m \u0111\u1ec3 l\u00e0m nguy\u00ean li\u1ec7u s\u1ea3n xu\u1ea5t v\u00e1n MDF. Ch\u1ebf \u0111\u1ed9 ph\u00e2n ly t\u1ea1o s\u1ee3i t\u1eeb g\u1ed7 Tr\u00e0m Melaleuca cajuputi<\/em> : nhi\u1ec7t \u0111\u1ed9 h\u00f3a m\u1ec1m d\u0103m 180 0<\/sup>C, th\u1eddi gian h\u00f3a m\u1ec1m d\u0103m 8 ph\u00fat. <\/p>\n

Khi t\u1ea1o v\u00e1n MDF t\u1eeb s\u1ee3i g\u1ed7 Tr\u00e0m Melaleuca cajuputi<\/em>, c\u00e1c th\u00f4ng s\u1ed1 c\u00f4ng ngh\u1ec7 kh\u00e2u \u00e9p nhi\u1ec7t l\u00e0: Nhi\u1ec7t \u0111\u1ed9 \u00e9p: 160 0<\/sup>C; \u00c1p su\u1ea5t \u00e9p: 3 MPa; Th\u1eddi gian \u00e9p: 40 s\/mm chi\u1ec1u d\u00e0y s\u1ea3n ph\u1ea9m. <\/p>\n

\u0110\u01b0\u1eddng cong \u00e9p nhi\u1ec7t chia th\u00e0nh 3 giai \u0111o\u1ea1n nh\u01b0 sau: <\/p>\n

+\/ Giai \u0111o\u1ea1n 1: t\u0103ng \u00e1p l\u00ean 3 MPa, duy tr\u00ec \u00e1p su\u1ea5t \u00e9p n\u00e0y v\u1edbi th\u1eddi gian b\u1eb1ng 1\/4 t\u1ed5ng th\u1eddi gian c\u1ee7a ch\u1ebf \u0111\u1ed9 \u00e9p, sau \u0111\u00f3 chuy\u1ec3n sang giai \u0111o\u1ea1n 2. <\/p>\n

+\/ Giai \u0111o\u1ea1n 2: gi\u1ea3m \u00e1p su\u1ea5t \u00e9p xu\u1ed1ng 0.5 MPa, duy tr\u00ec \u00e1p su\u1ea5t n\u00e0y m\u1ed9t th\u1eddi gian b\u1eb1ng 1\/2 t\u1ed5ng th\u1eddi gian c\u1ee7a ch\u1ebf \u0111\u1ed9 \u00e9p, sau \u0111\u00f3 chuy\u1ec3n sang giai \u0111o\u1ea1n 3. <\/p>\n

+\/ Giai \u0111o\u1ea1n 3: t\u0103ng \u00e1p su\u1ea5t \u00e9p l\u00ean 1 MPa, duy tr\u00ec \u00e1p su\u1ea5t \u00e9p th\u1eddi gian b\u1eb1ng 1\/4 t\u1ed5ng th\u1eddi gian c\u1ee7a ch\u1ebf \u0111\u1ed9 \u00e9p. K\u1ebft th\u00fac giai \u0111o\u1ea1n 3, ti\u1ebfn h\u00e0nh m\u1edf m\u1eb7t b\u00e0n \u00e9p t\u1eeb t\u1eeb \u0111\u1ec3 \u0111\u01b0a \u00e1p su\u1ea5t \u00e9p v\u1ec1 0. <\/p>\n","protected":false},"excerpt":{"rendered":"

<\/p>\n

\nTên \u0111\u1ec1 tài lu\u1eadn án: Nghiên
\nc\u1ee9u m\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 công ngh\u1ec7 s\u1ea3n xu\u1ea5t ván MDF t\u1eeb nguyên li\u1ec7u g\u1ed7 Tràm.<\/em><\/strong><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[42],"tags":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9911"}],"collection":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/comments?post=9911"}],"version-history":[{"count":1,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9911\/revisions"}],"predecessor-version":[{"id":11361,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9911\/revisions\/11361"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=9911"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=9911"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=9911"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}