{"id":26377,"date":"2024-09-12T14:25:13","date_gmt":"2024-09-12T06:25:13","guid":{"rendered":"https:\/\/chimaytech.net\/?p=26377"},"modified":"2024-09-13T13:10:17","modified_gmt":"2024-09-13T05:10:17","slug":"gravity-analog-ph-sensor","status":"publish","type":"post","link":"https:\/\/chimaytech.net\/vi\/gravity-analog-ph-sensor\/","title":{"rendered":"c\u1ea3m bi\u1ebfn ph t\u01b0\u01a1ng t\u1ef1 tr\u1ecdng l\u1ef1c"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_50 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/chimaytech.net\/vi\/gravity-analog-ph-sensor\/#Kham_pha_tac_dong_cua_trong_luc_len_ket_qua_doc_cua_cam_bien_pH_tuong_tu\" title=\"Kh\u00e1m ph\u00e1 t\u00e1c \u0111\u1ed9ng c\u1ee7a tr\u1ecdng l\u1ef1c l\u00ean k\u1ebft qu\u1ea3 \u0111\u1ecdc c\u1ee7a c\u1ea3m bi\u1ebfn pH t\u01b0\u01a1ng t\u1ef1\">Kh\u00e1m ph\u00e1 t\u00e1c \u0111\u1ed9ng c\u1ee7a tr\u1ecdng l\u1ef1c l\u00ean k\u1ebft qu\u1ea3 \u0111\u1ecdc c\u1ee7a c\u1ea3m bi\u1ebfn pH t\u01b0\u01a1ng t\u1ef1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/chimaytech.net\/vi\/gravity-analog-ph-sensor\/#Vai_tro_cua_trong_luc_trong_viec_hieu_chuan_va_do_chinh_xac_cua_cam_bien_pH\" title=\"Vai tr\u00f2 c\u1ee7a tr\u1ecdng l\u1ef1c trong vi\u1ec7c hi\u1ec7u chu\u1ea9n v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a c\u1ea3m bi\u1ebfn pH\">Vai tr\u00f2 c\u1ee7a tr\u1ecdng l\u1ef1c trong vi\u1ec7c hi\u1ec7u chu\u1ea9n v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a c\u1ea3m bi\u1ebfn pH<\/a><\/li><\/ul><\/nav><\/div>\n<h1 id=\"exploring-the-impact-of-gravity-on-analog-ph-sensor-readings-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Kham_pha_tac_dong_cua_trong_luc_len_ket_qua_doc_cua_cam_bien_pH_tuong_tu\"><\/span>Kh\u00e1m ph\u00e1 t\u00e1c \u0111\u1ed9ng c\u1ee7a tr\u1ecdng l\u1ef1c l\u00ean k\u1ebft qu\u1ea3 \u0111\u1ecdc c\u1ee7a c\u1ea3m bi\u1ebfn pH t\u01b0\u01a1ng t\u1ef1<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nTr\u1ecdng l\u1ef1c \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u1ea3m bi\u1ebfn pH t\u01b0\u01a1ng t\u1ef1, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a k\u1ebft qu\u1ea3 thu \u0111\u01b0\u1ee3c. Hi\u1ec3u \u0111\u01b0\u1ee3c \u1ea3nh h\u01b0\u1edfng c\u1ee7a tr\u1ecdng l\u1ef1c \u0111\u1ebfn ch\u1ec9 s\u1ed1 c\u1ea3m bi\u1ebfn pH l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u chu\u1ea9n v\u00e0 v\u1eadn h\u00e0nh \u0111\u00fang c\u00e1ch c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb n\u00e0y trong c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau.<\/p>\n<p>M\u1ed9t trong nh\u1eefng c\u00e1ch ch\u00ednh m\u00e0 tr\u1ecdng l\u1ef1c \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u1ea3m bi\u1ebfn pH analog l\u00e0 th\u00f4ng qua chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a dung d\u1ecbch \u0111i\u1ec7n ph\u00e2n b\u00ean trong c\u1ea3m bi\u1ebfn . Trong c\u1ea3m bi\u1ebfn pH analog \u0111i\u1ec3n h\u00ecnh, \u0111i\u1ec7n c\u1ef1c \u0111\u01b0\u1ee3c ng\u00e2m trong dung d\u1ecbch \u0111i\u1ec7n ph\u00e2n ti\u1ebfp x\u00fac v\u1edbi m\u1eabu \u0111\u01b0\u1ee3c \u0111o. Tr\u1ecdng l\u1ef1c c\u00f3 th\u1ec3 l\u00e0m cho dung d\u1ecbch \u0111i\u1ec7n ph\u00e2n ch\u1ea3y kh\u00f4ng \u0111\u1ec1u trong c\u1ea3m bi\u1ebfn, d\u1eabn \u0111\u1ebfn s\u1ef1 thay \u0111\u1ed5i ch\u1ec9 s\u1ed1 pH thu \u0111\u01b0\u1ee3c. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn k\u1ebft qu\u1ea3 \u0111o kh\u00f4ng ch\u00ednh x\u00e1c v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t t\u1ed5ng th\u1ec3 c\u1ee7a c\u1ea3m bi\u1ebfn.<\/p>\n<p>Ngo\u00e0i ra, tr\u1ecdng l\u1ef1c c\u0169ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac \u0111i\u1ec7n c\u1ef1c-\u0111i\u1ec7n ph\u00e2n, \u0111i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111o pH ch\u00ednh x\u00e1c. L\u1ef1c h\u1ea5p d\u1eabn c\u00f3 th\u1ec3 l\u00e0m cho \u0111i\u1ec7n c\u1ef1c d\u1ecbch chuy\u1ec3n ho\u1eb7c di chuy\u1ec3n trong dung d\u1ecbch \u0111i\u1ec7n ph\u00e2n, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 ti\u1ebfp x\u00fac gi\u1eefa \u0111i\u1ec7n c\u1ef1c v\u00e0 m\u1eabu. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn s\u1ef1 dao \u0111\u1ed9ng trong ch\u1ec9 s\u1ed1 pH v\u00e0 g\u00e2y kh\u00f3 kh\u0103n cho vi\u1ec7c thu \u0111\u01b0\u1ee3c d\u1eef li\u1ec7u nh\u1ea5t qu\u00e1n v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n<p>\u0110\u1ec3 gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a tr\u1ecdng l\u1ef1c l\u00ean ch\u1ec9 s\u1ed1 c\u1ea3m bi\u1ebfn pH t\u01b0\u01a1ng t\u1ef1, \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i hi\u1ec7u ch\u1ec9nh v\u00e0 \u0111\u1ecbnh v\u1ecb c\u1ea3m bi\u1ebfn \u0111\u00fang c\u00e1ch. Hi\u1ec7u chu\u1ea9n l\u00e0 m\u1ed9t b\u01b0\u1edbc quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a ph\u00e9p \u0111o pH, v\u00ec n\u00f3 cho ph\u00e9p hi\u1ec7u ch\u1ec9nh m\u1ecdi sai l\u1ec7ch do c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 tr\u1ecdng l\u1ef1c g\u00e2y ra. B\u1eb1ng c\u00e1ch hi\u1ec7u ch\u1ec9nh c\u1ea3m bi\u1ebfn th\u01b0\u1eddng xuy\u00ean v\u00e0 \u0111i\u1ec1u ch\u1ec9nh m\u1ecdi bi\u1ebfn \u0111\u1ed5i trong k\u1ebft qu\u1ea3 \u0111\u1ecdc, c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a tr\u1ecdng l\u1ef1c \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a c\u1ea3m bi\u1ebfn.<\/p>\n<p>Ngo\u00e0i vi\u1ec7c hi\u1ec7u chu\u1ea9n, v\u1ecb tr\u00ed c\u1ee7a c\u1ea3m bi\u1ebfn c\u0169ng \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a tr\u1ecdng l\u1ef1c. \u0110\u1eb7t c\u1ea3m bi\u1ebfn \u1edf v\u1ecb tr\u00ed \u1ed5n \u0111\u1ecbnh v\u00e0 b\u1eb1ng ph\u1eb3ng c\u00f3 th\u1ec3 gi\u00fap ng\u0103n ch\u1eb7n d\u00f2ng ch\u1ea3y kh\u00f4ng \u0111\u1ec1u c\u1ee7a dung d\u1ecbch \u0111i\u1ec7n ph\u00e2n v\u00e0 \u0111\u1ea3m b\u1ea3o s\u1ef1 ti\u1ebfp x\u00fac nh\u1ea5t qu\u00e1n gi\u1eefa \u0111i\u1ec7n c\u1ef1c v\u00e0 m\u1eabu. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a s\u1ed1 \u0111o pH thu \u0111\u01b0\u1ee3c, ngay c\u1ea3 khi c\u00f3 l\u1ef1c h\u1ea5p d\u1eabn.<\/p>\n<p>H\u01a1n n\u1eefa, nh\u1eefng ti\u1ebfn b\u1ed9 trong c\u00f4ng ngh\u1ec7 c\u1ea3m bi\u1ebfn \u0111\u00e3 d\u1eabn \u0111\u1ebfn s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u1ea3m bi\u1ebfn pH t\u01b0\u01a1ng t\u1ef1 b\u00f9 tr\u1ecdng l\u1ef1c \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a tr\u1ecdng l\u1ef1c tr\u00ean c\u00e1c b\u00e0i \u0111\u1ecdc. Nh\u1eefng c\u1ea3m bi\u1ebfn n\u00e0y k\u1ebft h\u1ee3p c\u00e1c t\u00ednh n\u0103ng nh\u01b0 \u0111i\u1ec7n c\u1ef1c tham chi\u1ebfu b\u00ean trong v\u00e0 b\u00f9 nhi\u1ec7t \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng \u0111\u1ec3 cung c\u1ea5p c\u00e1c ph\u00e9p \u0111o pH ch\u00ednh x\u00e1c v\u00e0 \u1ed5n \u0111\u1ecbnh h\u01a1n, b\u1ea5t k\u1ec3 l\u1ef1c h\u1ea5p d\u1eabn \u0111ang t\u00e1c \u0111\u1ed9ng.<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>Ph\u01b0\u01a1ng ph\u00e1p \u0111o<\/td>\n<td colspan=\"4\">Ph\u01b0\u01a1ng ph\u00e1p quang ph\u1ed5 N,N-Diethyl-1,4-phenylenediamine (DPD)<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4 h\u00ecnh<\/td>\n<td>CLA-7122<\/td>\n<td>CLA-7222<\/td>\n<td>CLA-7123<\/td>\n<td>CLA-7223<\/td>\n<\/tr>\n<tr>\n<td>K\u00eanh n\u01b0\u1edbc v\u00e0o<\/td>\n<td>K\u00eanh \u0111\u01a1n<\/td>\n<td>K\u00eanh k\u00e9p<\/td>\n<td>K\u00eanh \u0111\u01a1n<\/td>\n<td>K\u00eanh k\u00e9p\\\u00a0<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">Ph\u1ea1m vi \u0111o<\/td>\n<td colspan=\"2\">T\u1ed5ng clo : (0,0 \\\uff5e 2,0)mg\/L , t\u00ednh b\u1eb1ng Cl2 ;<\/td>\n<td colspan=\"2\">T\u1ed5ng clo : (0,5 \\\uff5e10.0)mg\/L , t\u00ednh b\u1eb1ng Cl2 ;<\/td>\n<\/tr>\n<tr>\n<td colspan=\"4\">pH\\\uff1a\\\uff080-14\\\uff09\\\uff1bnhi\u1ec7t \u0111\u1ed9\\\uff1a\\\uff080-100\\\uff09\\\u2103<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td colspan=\"2\">Clorin t\u1ef1 do: \\\u00b110 ph\u1ea7n tr\u0103m ho\u1eb7c 0,05mg\/L (t\u00f9y theo gi\u00e1 tr\u1ecb n\u00e0o l\u1edbn h\u01a1n), \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng Cl2; T\u1ed5ng clo: \\\u00b110 ph\u1ea7n tr\u0103m ho\u1eb7c 0,05mg\/L (t\u00f9y theo gi\u00e1 tr\u1ecb n\u00e0o l\u1edbn h\u01a1n), \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng Cl2<\/td>\n<td colspan=\"2\">Clor d\u01b0: \\\u00b110 ph\u1ea7n tr\u0103m ho\u1eb7c 0,25mg\/L (t\u00f9y theo gi\u00e1 tr\u1ecb n\u00e0o l\u1edbn h\u01a1n), \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng Cl2; T\u1ed5ng clo: \\\u00b110 ph\u1ea7n tr\u0103m ho\u1eb7c 0,25mg\/L (t\u00f9y theo gi\u00e1 tr\u1ecb n\u00e0o l\u1edbn h\u01a1n), \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng Cl2<\/td>\n<\/tr>\n<tr>\n<td colspan=\"4\">pH:\\\u00b10.1pH\\\uff1bNhi\u1ec7t \u0111\u1ed9.:\\\u00b10.5\\\u2103<\/td>\n<\/tr>\n<tr>\n<td>Chu k\u1ef3 \u0111o<\/td>\n<td colspan=\"4\">Clo t\u1ef1 do\\\u22642.5 ph\u00fat<\/td>\n<\/tr>\n<tr>\n<td>Kho\u1ea3ng th\u1eddi gian l\u1ea5y m\u1eabu<\/td>\n<td colspan=\"4\">Kho\u1ea3ng th\u1eddi gian (1\\\uff5e999) ph\u00fat c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u1eb7t th\u00e0nh b\u1ea5t k\u1ef3 gi\u00e1 tr\u1ecb n\u00e0o<\/td>\n<\/tr>\n<tr>\n<td>Chu k\u1ef3 b\u1ea3o tr\u00ec<\/td>\n<td colspan=\"4\">Khuy\u1ebfn ngh\u1ecb m\u1ed7i th\u00e1ng m\u1ed9t l\u1ea7n (xem ch\u01b0\u01a1ng b\u1ea3o tr\u00ec)<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4i tr\u01b0\u1eddng<\/td>\n<td colspan=\"4\" rowspan=\"2\">Ph\u00f2ng th\u00f4ng tho\u00e1ng, kh\u00f4 r\u00e1o kh\u00f4ng b\u1ecb rung l\u1eafc m\u1ea1nh; Nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng \u0111\u1ec1 xu\u1ea5t: (15 \\\uff5e 28)\\\u2103; \u0111\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i: \\\u226485 ph\u1ea7n tr\u0103m (kh\u00f4ng ng\u01b0ng t\u1ee5).<\/td>\n<\/tr>\n<tr>\n<td>y\u00eau c\u1ea7u<\/td>\n<\/tr>\n<tr>\n<td>D\u00f2ng n\u01b0\u1edbc m\u1eabu<\/td>\n<td colspan=\"4\">\\\uff08200-400\\\uff09 mL\/ph\u00fat<\/td>\n<\/tr>\n<tr>\n<td>\u00e1p l\u1ef1c n\u01b0\u1edbc \u0111\u1ea7u v\u00e0o<\/td>\n<td colspan=\"4\">\\\uff080.1-0.3\\\uff09 thanh<\/td>\n<\/tr>\n<tr>\n<td>Ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc \u0111\u1ea7u v\u00e0o<\/td>\n<td colspan=\"4\">\\\uff080-40\\\uff09\\\u2103<\/td>\n<\/tr>\n<tr>\n<td>Ngu\u1ed3n \u0111i\u1ec7n<\/td>\n<td colspan=\"4\">AC (100-240)V\\\uff1b 50\/60Hz<\/td>\n<\/tr>\n<tr>\n<td>Ti\u00eau th\u1ee5<\/td>\n<td colspan=\"4\">120W<\/td>\n<\/tr>\n<tr>\n<td>K\u1ebft n\u1ed1i ngu\u1ed3n<\/td>\n<td colspan=\"4\">D\u00e2y ngu\u1ed3n 3 l\u00f5i c\u00f3 ph\u00edch c\u1eafm \u0111\u01b0\u1ee3c n\u1ed1i v\u00e0o \u1ed5 c\u1eafm \u0111i\u1ec7n b\u1eb1ng d\u00e2y n\u1ed1i \u0111\u1ea5t<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u ra d\u1eef li\u1ec7u<\/td>\n<td colspan=\"4\">RS232\/RS485\/\\\uff084\\\uff5e20\\\uff09mA<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc k\u00edch th\u01b0\u1edbc<\/td>\n<td colspan=\"4\">H*W*D:\\\uff08800*400*200\\\uff09mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\nT\u00f3m l\u1ea1i, tr\u1ecdng l\u1ef1c c\u00f3 t\u00e1c \u0111\u1ed9ng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn k\u1ebft qu\u1ea3 \u0111\u1ecdc c\u1ee7a c\u1ea3m bi\u1ebfn pH t\u01b0\u01a1ng t\u1ef1, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a d\u1eef li\u1ec7u thu \u0111\u01b0\u1ee3c. B\u1eb1ng c\u00e1ch hi\u1ec3u r\u00f5 \u1ea3nh h\u01b0\u1edfng c\u1ee7a tr\u1ecdng l\u1ef1c l\u00ean c\u1ea3m bi\u1ebfn pH v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc \u0111\u1ec3 hi\u1ec7u ch\u1ec9nh v\u00e0 \u0111\u1ecbnh v\u1ecb c\u1ea3m bi\u1ebfn \u0111\u00fang c\u00e1ch, c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a tr\u1ecdng l\u1ef1c v\u00e0 thu \u0111\u01b0\u1ee3c s\u1ed1 \u0111o pH ch\u00ednh x\u00e1c v\u00e0 nh\u1ea5t qu\u00e1n h\u01a1n. Ngo\u00e0i ra, s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u1ea3m bi\u1ebfn pH analog b\u00f9 tr\u1ecdng l\u1ef1c th\u1ec3 hi\u1ec7n s\u1ef1 ti\u1ebfn b\u1ed9 \u0111\u1ea7y h\u1ee9a h\u1eb9n trong c\u00f4ng ngh\u1ec7 c\u1ea3m bi\u1ebfn, mang l\u1ea1i hi\u1ec7u su\u1ea5t \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n trong nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau. Tr\u1ecdng l\u1ef1c \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u1ea3m bi\u1ebfn pH analog, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a k\u1ebft qu\u1ea3 thu \u0111\u01b0\u1ee3c. Hi\u1ec3u \u0111\u01b0\u1ee3c \u1ea3nh h\u01b0\u1edfng c\u1ee7a tr\u1ecdng l\u1ef1c l\u00ean k\u1ebft qu\u1ea3 c\u1ea3m bi\u1ebfn pH l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u chu\u1ea9n v\u00e0 v\u1eadn h\u00e0nh ch\u00ednh x\u00e1c c\u00e1c thi\u1ebft b\u1ecb n\u00e0y trong c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau.<\/p>\n<h1 id=\"the-role-of-gravity-in-calibration-and-accuracy-of-ph-sensors-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Vai_tro_cua_trong_luc_trong_viec_hieu_chuan_va_do_chinh_xac_cua_cam_bien_pH\"><\/span>Vai tr\u00f2 c\u1ee7a tr\u1ecdng l\u1ef1c trong vi\u1ec7c hi\u1ec7u chu\u1ea9n v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a c\u1ea3m bi\u1ebfn pH<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nC\u1ea3m bi\u1ebfn pH l\u00e0 c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau, bao g\u1ed3m n\u00f4ng nghi\u1ec7p, s\u1ea3n xu\u1ea5t th\u1ef1c ph\u1ea9m v\u00e0 \u0111\u1ed3 u\u1ed1ng c\u0169ng nh\u01b0 gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng. Nh\u1eefng c\u1ea3m bi\u1ebfn n\u00e0y \u0111o \u0111\u1ed9 axit ho\u1eb7c \u0111\u1ed9 ki\u1ec1m c\u1ee7a dung d\u1ecbch b\u1eb1ng c\u00e1ch ph\u00e1t hi\u1ec7n n\u1ed3ng \u0111\u1ed9 c\u1ee7a c\u00e1c ion hydro c\u00f3 trong dung d\u1ecbch. Tuy nhi\u00ean, vi\u1ec7c \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a ph\u00e9p \u0111o pH c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t th\u00e1ch th\u1ee9c v\u00ec c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 nhi\u1ec7t \u0111\u1ed9, t\u00ecnh tr\u1ea1ng \u0111i\u1ec7n c\u1ef1c v\u00e0 hi\u1ec7u chu\u1ea9n \u0111\u1ec1u c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a c\u1ea3m bi\u1ebfn.<\/p>\n<p>M\u1ed9t y\u1ebfu t\u1ed1 th\u01b0\u1eddng b\u1ecb b\u1ecf qua c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a c\u1ea3m bi\u1ebfn pH l\u00e0 tr\u1ecdng l\u1ef1c. Tr\u1ecdng l\u1ef1c \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c hi\u1ec7u chu\u1ea9n v\u00e0 v\u1eadn h\u00e0nh c\u1ea3m bi\u1ebfn pH v\u00ec n\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 ph\u00e2n b\u1ed1 c\u00e1c ion trong dung d\u1ecbch. Hi\u1ec3u \u0111\u01b0\u1ee3c tr\u1ecdng l\u1ef1c \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ebfn ph\u00e9p \u0111o pH c\u00f3 th\u1ec3 gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a k\u1ebft qu\u1ea3 c\u1ea3m bi\u1ebfn.<\/p>\n<p>Khi nh\u00fang c\u1ea3m bi\u1ebfn pH v\u00e0o dung d\u1ecbch, tr\u1ecdng l\u1ef1c s\u1ebd khi\u1ebfn c\u00e1c ion l\u1eafng xu\u1ed1ng \u1edf c\u00e1c m\u1ee9c \u0111\u1ed9 kh\u00e1c nhau trong dung d\u1ecbch. S\u1ef1 ph\u00e2n b\u1ed1 ion kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn k\u1ebft qu\u1ea3 \u0111o pH kh\u00f4ng ch\u00ednh x\u00e1c v\u00ec c\u1ea3m bi\u1ebfn c\u00f3 th\u1ec3 kh\u00f4ng l\u1ea5y m\u1eabu m\u1ed9t ph\u1ea7n \u0111\u1ea1i di\u1ec7n c\u1ee7a dung d\u1ecbch. \u0110\u1ec3 t\u00ednh \u0111\u1ebfn \u1ea3nh h\u01b0\u1edfng c\u1ee7a tr\u1ecdng l\u1ef1c, c\u1ea3m bi\u1ebfn pH th\u01b0\u1eddng \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n b\u1eb1ng c\u1ea3m bi\u1ebfn pH t\u01b0\u01a1ng t\u1ef1 tr\u1ecdng l\u1ef1c.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/chimaytech.net\/wp-content\/uploads\/2024\/09\/CCT-8301A-Conductivity-Resistivity-Online-Controller4.png\" alt=\"alt-7216\" class=\"wp-image-7216\" id=\"i7216\" \/><\/p>\n<p>C\u1ea3m bi\u1ebfn pH t\u01b0\u01a1ng t\u1ef1 tr\u1ecdng l\u1ef1c l\u00e0 m\u1ed9t c\u1ea3m bi\u1ebfn chuy\u00ean d\u1ee5ng m\u00f4 ph\u1ecfng t\u00e1c \u0111\u1ed9ng c\u1ee7a tr\u1ecdng l\u1ef1c l\u00ean s\u1ef1 ph\u00e2n b\u1ed1 ion trong dung d\u1ecbch. B\u1eb1ng c\u00e1ch hi\u1ec7u ch\u1ec9nh c\u1ea3m bi\u1ebfn pH b\u1eb1ng c\u1ea3m bi\u1ebfn pH t\u01b0\u01a1ng t\u1ef1 tr\u1ecdng l\u1ef1c, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 t\u00ednh to\u00e1n t\u00e1c \u0111\u1ed9ng c\u1ee7a tr\u1ecdng l\u1ef1c v\u00e0 \u0111\u1ea3m b\u1ea3o ph\u00e9p \u0111o pH ch\u00ednh x\u00e1c h\u01a1n. Ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u chu\u1ea9n n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi ph\u1ea3i \u0111o \u0111\u1ed9 pH ch\u00ednh x\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 trong s\u1ea3n xu\u1ea5t d\u01b0\u1ee3c ph\u1ea9m ho\u1eb7c gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng.<\/p>\n<p>Ngo\u00e0i vi\u1ec7c hi\u1ec7u chu\u1ea9n, tr\u1ecdng l\u1ef1c c\u0169ng \u0111\u00f3ng m\u1ed9t vai tr\u00f2 trong ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u1ea3m bi\u1ebfn pH. V\u00ed d\u1ee5, trong b\u1ec3 ho\u1eb7c b\u00ecnh th\u1eb3ng \u0111\u1ee9ng, tr\u1ecdng l\u1ef1c c\u00f3 th\u1ec3 g\u00e2y ra s\u1ef1 ph\u00e2n t\u1ea7ng c\u1ee7a c\u00e1c ion, d\u1eabn \u0111\u1ebfn s\u1ef1 thay \u0111\u1ed5i ch\u1ec9 s\u1ed1 pH \u1edf c\u00e1c \u0111\u1ed9 s\u00e2u kh\u00e1c nhau. \u0110\u1ec3 t\u00ednh \u0111\u1ebfn nh\u1eefng bi\u1ebfn \u0111\u1ed5i n\u00e0y, c\u00f3 th\u1ec3 c\u1ea7n ph\u1ea3i \u0111\u1eb7t c\u1ea3m bi\u1ebfn pH \u1edf c\u00e1c \u0111\u1ed9 s\u00e2u c\u1ee5 th\u1ec3 trong dung d\u1ecbch ho\u1eb7c trang b\u1ecb th\u00eam c\u1ea3m bi\u1ebfn \u0111\u1ec3 theo d\u00f5i s\u1ef1 ph\u00e2n b\u1ed5 ion.<\/p>\n<p>H\u01a1n n\u1eefa, tr\u1ecdng l\u1ef1c c\u0169ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn d\u00f2ng ch\u1ea3y c\u1ee7a dung d\u1ecbch xung quanh c\u1ea3m bi\u1ebfn pH, d\u1eabn \u0111\u1ebfn s\u1ef1 kh\u00e1c bi\u1ec7t trong ch\u1ec9 s\u1ed1 pH t\u00f9y thu\u1ed9c v\u00e0o h\u01b0\u1edbng c\u1ee7a c\u1ea3m bi\u1ebfn. \u0110\u1ec3 gi\u1ea3m thi\u1ec3u nh\u1eefng t\u00e1c \u0111\u1ed9ng n\u00e0y, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 c\u1ea7n ph\u1ea3i \u0111\u1eb7t c\u1ea3m bi\u1ebfn pH m\u1ed9t c\u00e1ch c\u1ea9n th\u1eadn \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o m\u00f4 h\u00ecnh d\u00f2ng ch\u1ea3y nh\u1ea5t qu\u00e1n v\u00e0 s\u1ed1 \u0111\u1ecdc ch\u00ednh x\u00e1c.<\/p>\n<p>Nh\u00ecn chung, hi\u1ec3u r\u00f5 vai tr\u00f2 c\u1ee7a tr\u1ecdng l\u1ef1c trong vi\u1ec7c hi\u1ec7u chu\u1ea9n v\u00e0 v\u1eadn h\u00e0nh c\u1ea3m bi\u1ebfn pH l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c ph\u00e9p \u0111o pH ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn pH t\u01b0\u01a1ng t\u1ef1 tr\u1ecdng l\u1ef1c \u0111\u1ec3 hi\u1ec7u chu\u1ea9n v\u00e0 xem x\u00e9t t\u00e1c \u0111\u1ed9ng c\u1ee7a tr\u1ecdng l\u1ef1c l\u00ean s\u1ef1 ph\u00e2n b\u1ed1 ion, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a ph\u00e9p \u0111o pH trong nhi\u1ec1u \u1ee9ng d\u1ee5ng.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"4-20ma Hydraulic Pressure Transmitters For Liquid Gas And Steam chimaytech.com\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/9uMa6GV5GzY?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p>T\u00f3m l\u1ea1i, tr\u1ecdng l\u1ef1c \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c hi\u1ec7u chu\u1ea9n v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a c\u1ea3m bi\u1ebfn pH. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn pH t\u01b0\u01a1ng t\u1ef1 tr\u1ecdng l\u1ef1c \u0111\u1ec3 hi\u1ec7u chu\u1ea9n v\u00e0 xem x\u00e9t t\u00e1c \u0111\u1ed9ng c\u1ee7a tr\u1ecdng l\u1ef1c l\u00ean s\u1ef1 ph\u00e2n b\u1ed1 ion, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o ph\u00e9p \u0111o pH ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady h\u01a1n. S\u1ef1 hi\u1ec3u bi\u1ebft v\u1ec1 \u1ea3nh h\u01b0\u1edfng c\u1ee7a tr\u1ecdng l\u1ef1c l\u00ean c\u1ea3m bi\u1ebfn pH l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a ph\u00e9p \u0111o pH trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p v\u00e0 \u1ee9ng d\u1ee5ng kh\u00e1c nhau.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kh\u00e1m ph\u00e1 t\u00e1c \u0111\u1ed9ng c\u1ee7a tr\u1ecdng l\u1ef1c l\u00ean k\u1ebft qu\u1ea3 \u0111\u1ecdc c\u1ee7a c\u1ea3m bi\u1ebfn pH t\u01b0\u01a1ng t\u1ef1 Tr\u1ecdng l\u1ef1c \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u1ea3m bi\u1ebfn pH t\u01b0\u01a1ng t\u1ef1, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a k\u1ebft qu\u1ea3 thu \u0111\u01b0\u1ee3c. Hi\u1ec3u \u0111\u01b0\u1ee3c \u1ea3nh h\u01b0\u1edfng c\u1ee7a tr\u1ecdng&#8230;<\/p>\n","protected":false},"author":1,"featured_media":26380,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"default","_kad_post_title":"default","_kad_post_layout":"default","_kad_post_sidebar_id":"","_kad_post_content_style":"default","_kad_post_vertical_padding":"default","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false},"categories":[202],"tags":[87173,87741],"translation":{"provider":"WPGlobus","version":"2.12.0","language":"vi","enabled_languages":["en","es","de","fr","ru","pt","ar","ja","ko","it","id","hi","th","vi","tr"],"languages":{"en":{"title":true,"content":true,"excerpt":false},"es":{"title":true,"content":true,"excerpt":false},"de":{"title":true,"content":true,"excerpt":false},"fr":{"title":true,"content":true,"excerpt":false},"ru":{"title":true,"content":true,"excerpt":false},"pt":{"title":true,"content":true,"excerpt":false},"ar":{"title":true,"content":true,"excerpt":false},"ja":{"title":true,"content":true,"excerpt":false},"ko":{"title":true,"content":true,"excerpt":false},"it":{"title":true,"content":true,"excerpt":false},"id":{"title":true,"content":true,"excerpt":false},"hi":{"title":true,"content":true,"excerpt":false},"th":{"title":true,"content":true,"excerpt":false},"vi":{"title":true,"content":true,"excerpt":false},"tr":{"title":true,"content":true,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/posts\/26377"}],"collection":[{"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/comments?post=26377"}],"version-history":[{"count":16,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/posts\/26377\/revisions"}],"predecessor-version":[{"id":26622,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/posts\/26377\/revisions\/26622"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/media\/26380"}],"wp:attachment":[{"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/media?parent=26377"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/categories?post=26377"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/tags?post=26377"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}