{"id":6847,"date":"2021-11-25T09:38:44","date_gmt":"2021-11-25T02:38:44","guid":{"rendered":"https:\/\/miennampetro.com.vn\/en\/?p=6847"},"modified":"2022-07-28T16:03:50","modified_gmt":"2022-07-28T09:03:50","slug":"phuong-phap-thu-nghiem-tinh-rua-troi-nuoc-mo-boi-tron","status":"publish","type":"post","link":"https:\/\/miennampetro.com.vn\/en\/phuong-phap-thu-nghiem-tinh-rua-troi-nuoc-mo-boi-tron\/","title":{"rendered":"Ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m t\u00ednh r\u1eeda tr\u00f4i do n\u01b0\u1edbc c\u1ee7a m\u1ee1 b\u00f4i tr\u01a1n"},"content":{"rendered":"

Ph\u01b0\u01a1ng ph\u00e1p th\u1eed ti\u00eau chu\u1ea9n \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u1eb7c t\u00ednh r\u1eeda tr\u00f4i do n\u01b0\u1edbc c\u1ee7a m\u1ee1 b\u00f4i tr\u01a1n, bao g\u1ed3m vi\u1ec7c \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng r\u1eeda tr\u00f4i c\u1ee7a m\u1ee1 b\u00f4i tr\u01a1n trong n\u01b0\u1edbc t\u1eeb \u1ed5 tr\u1ee5c, khi \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m \u1edf 38\u00b0C v\u00e0 79\u00b0C (100\u00b0F v\u00e0 175\u00b0F) trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n ph\u00f2ng th\u00ed nghi\u1ec7m quy \u0111\u1ecbnh.\u00a0N\u00f3 kh\u00f4ng \u0111\u01b0\u1ee3c coi l\u00e0 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi c\u00e1c th\u1eed nghi\u1ec7m \u0111\u00e1nh gi\u00e1 trong v\u1eadn h\u00e0nh.\u00a0\u0110\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 ch\u1ec7ch \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u1ee1 c\u00f3 c\u1ea5p \u0111\u1ed9 s\u1ec7t t\u1eeb NLGI 3 \u0111\u1ebfn 0.<\/p>\n

\"m\u1ee1<\/p>\n

\u0110\u1ec3 hi\u1ec3u h\u01a1n v\u1ec1 ph\u01b0\u01a1ng ph\u00e1p n\u00e0y, Miennampetro<\/a> m\u1eddi c\u00e1c b\u1ea1n theo d\u00f5i b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y!<\/p>\n

I. \u00a0Th\u1eed nghi\u1ec7m n\u01b0\u1edbc r\u1eeda tr\u00f4i c\u1ee7a m\u1ee1 b\u00f4i tr\u01a1n ASTM D 1264<\/h2>\n

1. ASTM l\u00e0 g\u00ec?<\/strong><\/h3>\n

ASTM (American Society for Testing and Materials) – Hi\u1ec7p h\u1ed9i Th\u00ed nghi\u1ec7m v\u00e0 V\u1eadt li\u1ec7u Hoa K\u1ef3<\/em>\u00a0 l\u00e0 t\u1ed5 ch\u1ee9c qu\u1ed1c t\u1ebf th\u1ef1c hi\u1ec7n vi\u1ec7c ph\u00e1t tri\u1ec3n v\u00e0 xu\u1ea5t b\u1ea3n c\u00e1c ti\u00eau chu\u1ea9n th\u1eed nghi\u1ec7m cho\u00a0 c\u00e1c v\u1eadt li\u1ec7u, s\u1ea3n ph\u1ea9m, h\u1ec7 th\u1ed1ng v\u00e0 d\u1ecbch v\u1ee5.<\/p>\n

ASTM g\u1ed3m nh\u1eefng ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c qu\u1ed1c t\u1ebf th\u1eeba nh\u1eadn v\u00e0 hi\u1ec7n c\u00f3 12.575 ti\u00eau chu\u1ea9n ASTM \u0111\u1ed3ng thu\u1eadn t\u1ef1 nguy\u1ec7n nh\u01b0 v\u1eady tr\u00ean to\u00e0n c\u1ea7u, trong \u0111\u00f3 c\u00f3 ti\u00eau chu\u1ea9n ASTM D 1264.<\/p>\n

2. Ph\u01b0\u01a1ng ph\u00e1p ASTM D<\/strong> 1264<\/strong><\/h3>\n

Ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m n\u00e0y bao g\u1ed3m vi\u1ec7c \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng ch\u1ed1ng r\u1eeda tr\u00f4i c\u1ee7a m\u1ee1 b\u00f4i tr\u01a1n do n\u01b0\u1edbc t\u1eeb \u1ed5 tr\u1ee5c, khi \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m \u1edf 38 v\u00e0 79\u00b0C (100 v\u00e0 175\u00b0F) trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n ph\u00f2ng th\u00ed nghi\u1ec7m quy \u0111\u1ecbnh.<\/p>\n

\"thi\u1ebft
\nThi\u1ebft b\u1ecb <\/em>th\u1eed nghi\u1ec7m <\/em>n\u01b0\u1edbc r\u1eeda tr\u00f4i – ASTM D<\/em> 1264<\/em>\u00a0<\/em><\/p>\n

Ph\u01b0\u01a1ng ph\u00e1p th\u1eed n\u00e0y c\u00f3 th\u1ec3 kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi m\u1ed9t s\u1ed1 lo\u1ea1i m\u1ee1 b\u00f4i tr\u01a1n c\u00f3 ch\u1ee9a c\u00e1c th\u00e0nh ph\u1ea7n d\u1ec5 bay h\u01a1i.\u00a0Ph\u01b0\u01a1ng ph\u00e1p th\u1eed n\u00e0y kh\u00f4ng t\u00ednh \u0111\u1ebfn s\u1ef1 bay h\u01a1i c\u1ee7a m\u1eabu.\u00a0Ng\u01b0\u1eddi s\u1eed d\u1ee5ng c\u00f3 tr\u00e1ch nhi\u1ec7m x\u00e1c \u0111\u1ecbnh xem s\u1ef1 bay h\u01a1i c\u1ee7a m\u1eabu c\u00f3 g\u00f3p ph\u1ea7n \u0111\u00e1ng k\u1ec3 v\u00e0o vi\u1ec7c m\u1ea5t kh\u1ed1i l\u01b0\u1ee3ng \u1edf nhi\u1ec7t \u0111\u1ed9 s\u1ea5y kh\u00f4 y\u00eau c\u1ea7u hay kh\u00f4ng.<\/p>\n

II. Quy tr\u00ecnh th\u1eed nghi\u1ec7m n\u01b0\u1edbc r\u1eeda tr\u00f4i<\/strong><\/h2>\n

Quy tr\u00ecnh th\u1eed nghi\u1ec7m ch\u00ednh \u0111\u1ed1i v\u1edbi \u0111\u1eb7c t\u00ednh ch\u1ecbu n\u01b0\u1edbc r\u1eeda tr\u00f4i c\u1ee7a m\u1ee1 b\u00f4i tr\u01a1n \u0111\u01b0\u1ee3c chi ti\u1ebft trong ti\u00eau chu\u1ea9n ASTM D 1264. Th\u1eed nghi\u1ec7m bao g\u1ed3m n\u1ea1p m\u1ed9t l\u01b0\u1ee3ng m\u1ee1 c\u1ee5 th\u1ec3 v\u00e0o m\u1ed9t \u1ed5 bi, c\u00e2n n\u00f3 v\u00e0 sau \u0111\u00f3 quay v\u00f2ng bi \u1edf t\u1ed1c \u0111\u1ed9 600 v\u00f2ng\/ph\u00fat trong khi phun tia n\u01b0\u1edbc v\u00e0o \u1ed5 bi \u1edf t\u1ed1c \u0111\u1ed9 5 \u00b1 0,5 mL\/s trong v\u00f2ng m\u1ed9t gi\u1edd. Khi k\u1ebft th\u00fac th\u1eed nghi\u1ec7m, \u1ed5 bi \u0111\u01b0\u1ee3c l\u00e0m kh\u00f4 v\u00e0 c\u00e2n l\u1ea1i \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh l\u01b0\u1ee3ng m\u1ee1 b\u1ecb m\u1ea5t trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m r\u1eeda tr\u00f4i. S\u1ef1 hao h\u1ee5t m\u1ee1 b\u00f4i tr\u01a1n \u0111\u01b0\u1ee3c bi\u1ec3u th\u1ecb d\u01b0\u1edbi d\u1ea1ng ph\u1ea7n tr\u0103m % kh\u1ed1i l\u01b0\u1ee3ng, c\u00e0ng nh\u1ecf th\u00ec t\u00ednh n\u0103ng ch\u1ed1ng r\u1eeda tr\u00f4i c\u00e0ng t\u1ed1t.<\/p>\n

\u00a0\"k\u1ebft<\/em><\/p>\n

V\u00ed d\u1ee5 v\u1ec1 k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m n\u01b0\u1edbc r\u1eeda tr\u00f4i c\u1ee7a m\u1ed9t s\u1ea3n ph\u1ea9m m\u1ee1 Calcium Sulphonate<\/em><\/p>\n

Nh\u00ecn v\u00e0o b\u1ea3ng tr\u00ean ta c\u00f3 th\u1ec3 th\u1ea5y s\u1ea3n ph\u1ea9m m\u1ee1 b\u00f4i tr\u01a1n n\u00e0y c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng hao h\u1ee5t trong ph\u01b0\u01a1ng ph\u00e1p ASTM D 1264 l\u00e0 <=0,5%, cho th\u1ea5y s\u1ea3n ph\u1ea9m m\u1ee1 n\u00e0y c\u00f3 t\u00ednh n\u0103ng kh\u00e1ng n\u01b0\u1edbc, ch\u1ed1ng r\u1eeda tr\u00f4i r\u1ea5t t\u1ed1t v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng \u1ee9ng d\u1ee5ng b\u00f4i tr\u01a1n trong m\u00f4i tr\u01b0\u1eddng c\u00f3 s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a n\u01b0\u1edbc ho\u1eb7c h\u01a1i n\u01b0\u1edbc.<\/p>\n

III. S\u1ea3n ph\u1ea9m m\u1ee1 b\u00f2 kh\u00e1ng n\u01b0\u1edbc ch\u1ea5t l\u01b0\u1ee3ng cao<\/strong><\/h2>\n

Miennampetro<\/a> v\u1edbi \u0111\u1ed9i ng\u0169 k\u1ef9 s\u01b0 tr\u00ecnh \u0111\u1ed9 cao v\u1edbi nhi\u1ec1u n\u0103m kinh nghi\u1ec7m, c\u00f9ng v\u1edbi ph\u00f2ng th\u00ed nghi\u1ec7m trang thi\u1ebft b\u1ecb hi\u1ec7n \u0111\u1ea1i, nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t chu\u1ea9n Ch\u00e2u \u00c2u theo c\u00f4ng ngh\u1ec7 kh\u00e9p k\u00edn. \u0110\u01b0a ra th\u1ecb tr\u01b0\u1eddng nhi\u1ec1u s\u1ea3n ph\u1ea9m cao c\u1ea5p, ch\u1ea5t l\u01b0\u1ee3ng, \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n Qu\u1ed1c t\u1ebf.<\/p>\n

\u1ede \u0111\u00e2y, Miennampetro<\/strong><\/a> mu\u1ed1n gi\u1edbi thi\u1ec7u \u0111\u1ebfn c\u00e1c b\u1ea1n \u0111\u1ecdc s\u1ea3n ph\u1ea9m m\u1ee1 b\u00f2 \u0111a d\u1ee5ng v\u00e0 kh\u00e1ng n\u01b0\u1edbc SINOGREASE LITHIUM HYBRID HEAVY N2.5<\/strong><\/a> \u0111\u01b0\u1ee3c pha ch\u1ebf t\u1eeb d\u1ea7u g\u1ed1c kho\u00e1ng tinh ch\u1ebf \u0111\u1ed9 nh\u1edbt cao v\u00e0 x\u00e0 ph\u00f3ng h\u00f3a g\u1ed1c Lithium, c\u1ea5p NLGI 2.5. C\u00f4ng d\u1ee5ng trong ch\u1ed1ng r\u1eeda tr\u00f4i b\u1edfi n\u01b0\u1edbc, trong m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c \u1ea9m \u01b0\u1edbt, c\u00f3 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u01a1 h\u1ecdc v\u00e0 kh\u1ea3 n\u0103ng b\u00f4i tr\u01a1n tuy\u1ec7t v\u1eddi. S\u1ea3n ph\u1ea9m c\u00f2n khuy\u1ebfn c\u00e1o cho \u1ee9ng d\u1ee5ng \u0111a d\u1ee5ng v\u00e0 th\u00f4ng th\u01b0\u1eddng kh\u00e1c.<\/p>\n

\"2.5\"<\/p>\n

SINOGREASE LITHIUM HYBRID HEAVY N2.5<\/em><\/strong><\/a>\u00a0l\u00e0 m\u1ed9t lo\u1ea1i m\u1ee1 b\u00f2 \u0111a d\u1ee5ng v\u00e0 kh\u00e1ng n\u01b0\u1edbc<\/em><\/p>\n

\u0110\u1eb7c t\u00ednh<\/h4>\n