{"id":4630,"date":"2021-11-03T10:15:37","date_gmt":"2021-11-03T03:15:37","guid":{"rendered":"http:\/\/mese.vn\/?p=4630"},"modified":"2021-12-09T12:03:38","modified_gmt":"2021-12-09T05:03:38","slug":"ung-dung-bien-tan-trong-dieu-khien-bom","status":"publish","type":"post","link":"https:\/\/tofu.isoinaction.com\/mesevn\/vi\/ung-dung-bien-tan-trong-dieu-khien-bom.html","title":{"rendered":"\u1ee8ng d\u1ee5ng bi\u1ebfn t\u1ea7n trong \u0111i\u1ec1u khi\u1ec3n b\u01a1m"},"content":{"rendered":"

1. \u0110\u1eb7t v\u1ea5n \u0111\u1ec1<\/strong><\/p>\n

H\u1ec7 th\u1ed1ng b\u01a1m n\u01b0\u1edbc \u1edf trong c\u00e1c nh\u00e0 m\u00e1y, khu c\u00f4ng nghi\u1ec7p, t\u00f2a nh\u00e0 \u0111a ph\u1ea7n ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c 100% t\u1ea3i t\u1eeb khi kh\u1edfi \u0111\u1ed9ng cho \u0111\u1ebfn khi d\u1eebng h\u1ec7 th\u1ed1ng. Vi\u1ec7c n\u00e0y g\u00e2y ra r\u1ea5t nhi\u1ec1u h\u1ea1n ch\u1ebf v\u00e0 l\u00e3ng ph\u00ed cho h\u1ec7 th\u1ed1ng nh\u01b0:<\/p>\n

– Khi \u1edf th\u1eddi gian cao \u0111i\u1ec3m: L\u01b0\u1ee3ng n\u01b0\u1edbc \u0111\u1ea7u ra c\u1ea7n s\u1eed d\u1ee5ng nhi\u1ec1u m\u1eb7c d\u00f9 ch\u1ea1y 100% t\u1ea3i nh\u01b0ng v\u1eabn kh\u00f4ng \u0111\u1ee7 n\u01b0\u1edbc cung c\u1ea5p => Thi\u1ebfu n\u01b0\u1edbc.<\/strong> N\u1ebfu mu\u1ed1n b\u1ed5 sung th\u00eam n\u01b0\u1edbc th\u00ec ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111\u00f3ng\u00a0th\u00eam b\u01a1m kh\u00e1c v\u00e0o h\u1ec7 th\u1ed1ng nh\u01b0ng c\u00e1c b\u01a1m n\u00e0y s\u1ebd ch\u1ea1y 100% t\u1ea3i, vi\u1ec7c n\u00e0y c\u00f3 r\u1ea5t nhi\u1ec1u h\u1ea1n ch\u1ebf v\u00ec vi\u1ec7c s\u1eed d\u1ee5ng nh\u01b0 v\u1eady s\u1ebd khi\u1ebfn cho l\u01b0\u1ee3ng n\u01b0\u1edbc \u0111\u1ea7u ra kh\u00f4ng c\u1ed1 \u0111\u1ecbnh, thay \u0111\u1ed5i li\u00ean t\u1ee5c v\u00e0 g\u00e2y ra l\u00e3ng ph\u00ed;<\/p>\n

– Khi \u1edf th\u1eddi gian th\u1ea5p \u0111i\u1ec3m: L\u01b0\u1ee3ng n\u01b0\u1edbc \u0111\u1ea7u ra s\u1eed d\u1ee5ng \u00edt nh\u01b0ng b\u01a1m v\u1eabn ch\u1ea1y 100% c\u00f4ng su\u1ea5t => G\u00e2y l\u00e3ng ph\u00ed;<\/strong><\/p>\n

– C\u00e1c b\u01a1m ph\u1ea3i ch\u1ea1y li\u00ean t\u1ee5c => Gi\u1ea3m t\u1ed5n th\u1ecd v\u1ec1 m\u1eb7t c\u01a1 kh\u00ed.<\/p>\n

V\u00ec v\u1eady y\u00eau c\u1ea7u \u0111\u1eb7t ra l\u00e0 c\u1ea7n \u0111i\u1ec1u khi\u1ec3n t\u1ef1 \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng cho h\u1ec7 th\u1ed1ng c\u1ea5p n\u01b0\u1edbc.<\/p>\n

2. T\u1ed5ng quan v\u1ec1 h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n l\u01b0u l\u01b0\u1ee3ng b\u01a1m<\/strong><\/p>\n

C\u00e1c tr\u1ea1m b\u01a1m n\u01b0\u1edbc ph\u1ed5 bi\u1ebfn hi\u1ec7n nay \u0111\u1ec1u \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf theo ph\u01b0\u01a1ng ph\u00e1p truy\u1ec1n th\u1ed1ng v\u1edbi nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh sau:<\/p>\n

– Tr\u1ea1m th\u01b0\u1eddng c\u00f3 t\u1ed1i thi\u1ec3u 2 b\u01a1m tr\u1edf l\u00ean, c\u00f9ng c\u1ea5p n\u01b0\u1edbc v\u00e0o m\u1ed9t \u0111\u01b0\u1eddng \u1ed1ng ch\u00ednh;<\/p>\n

– C\u00e1c b\u01a1m \u0111\u01b0\u1ee3c kh\u1edfi \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp ho\u1eb7c sao\/tam gi\u00e1c v\u00e0 t\u1ea5t c\u1ea3 c\u00e1c \u0111\u1ed9ng c\u01a1 \u0111\u1ec1u ho\u1ea1t \u0111\u1ed9ng \u1edf t\u1ed1c \u0111\u1ed9 \u0111\u1ecbnh m\u1ee9c (50Hz, 1450 v\/p);<\/p>\n

– Trong qu\u00e1 tr\u00ecnh tr\u1ea1m b\u01a1m ho\u1ea1t \u0111\u1ed9ng, th\u01b0\u1eddng lu\u00f4n lu\u00f4n \u0111\u1ec3 m\u1ed9t b\u01a1m \u1edf ch\u1ebf \u0111\u1ed9 d\u1eebng (mang t\u00ednh d\u1ef1 ph\u00f2ng);<\/p>\n

– Vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh \u00e1p l\u1ef1c (ho\u1eb7c l\u01b0u l\u01b0\u1ee3ng) tr\u00ean \u0111\u01b0\u1eddng \u1ed1ng ch\u00ednh \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng 2 c\u00e1ch:<\/p>\n

+ Thay \u0111\u1ed5i g\u00f3c m\u1edf c\u00e1c van (van tay ho\u1eb7c van \u0111i\u1ec7n) trong tr\u01b0\u1eddng h\u1ee3p s\u1ef1 thay \u0111\u1ed5i \u00e1p l\u1ef1c \u1edf kho\u1ea3ng cho ph\u00e9p;<\/p>\n

+Tr\u01b0\u1eddng h\u1ee3p \u00e1p l\u1ef1c v\u1eabn thi\u1ebfu ho\u1eb7c th\u1eeba, ta c\u00f3 th\u1ec3 ng\u1eaft ho\u1eb7c \u0111\u00f3ng th\u00eam b\u01a1m (c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t b\u01a1m, ho\u1eb7c nhi\u1ec1u h\u01a1n).<\/p>\n

3. Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p thay \u0111\u1ed5i \u00e1p l\u1ef1c tr\u00ean \u0111\u01b0\u1eddng \u1ed1ng b\u1eb1ng valve hay t\u1eaft\/m\u1edf b\u01a1m<\/strong>:<\/p>\n

– C\u00e1c b\u01a1m v\u1eabn ch\u1ea1y \u0111\u1ea7y t\u1ea3i v\u00e0 li\u00ean t\u1ee5c, \u0111i\u1ec1u n\u00e0y g\u00e2y l\u00e3ng ph\u00ed n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n v\u00ec c\u00f3 nh\u1eefng th\u1eddi \u0111i\u1ec3m nhu c\u1ea7u x\u1eed d\u1ee5ng n\u01b0\u1edbc gi\u1ea3m xu\u1ed1ng th\u00ec b\u01a1m ch\u1ec9 c\u1ea7n ch\u1ea1y 50% hay 60% c\u00f4ng su\u1ea5t l\u00e0 \u0111\u00e3 \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c;<\/p>\n

– Vi\u1ec7c v\u1eadn h\u00e0nh kh\u00f3 kh\u0103n v\u00e0 t\u1ed1n chi ph\u00ed nh\u00e2n c\u00f4ng v\u00ec ph\u1ea3i c\u1ea7n c\u00f4ng nh\u00e2n v\u1eadn h\u00e0nh tr\u1ef1c ti\u1ebfp \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n g\u00f3c m\u1edf valve ho\u1eb7c t\u1eaft m\u1edf b\u01a1m;<\/p>\n

– C\u00e1c b\u01a1m ph\u1ea3i ch\u1ea1y li\u00ean t\u1ee5c d\u1eabn \u0111\u1ebfn gi\u1ea3m tu\u1ed5i th\u1ecd ph\u1ea7n c\u01a1 kh\u00ed;<\/p>\n

– Khi thay \u0111\u1ed5i h\u1ec7 th\u1ed1ng ho\u1eb7c nhu c\u1ea7u s\u1eed d\u1ee5ng n\u01b0\u1edbc t\u0103ng l\u00ean, chi ph\u00ed \u0111\u1ea7u t\u01b0 s\u1ebd t\u0103ng l\u00ean do ph\u1ea3i t\u0103ng s\u1ed1 l\u01b0\u1ee3ng b\u01a1m, trong khi v\u1edbi bi\u1ebfn t\u1ea7n, ta ch\u1ec9 c\u1ea7n c\u00e0i \u00e1p l\u1ef1c mong mu\u1ed1n tr\u00ean bi\u1ebfn t\u1ea7n l\u00e0 \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c, v\u1edbi \u0111i\u1ec1u ki\u1ec7n \u0111\u01b0\u1eddng \u1ed1ng ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p l\u1ef1c n\u00e0y;<\/p>\n

– Kh\u00f3 ki\u1ec3m so\u00e1t \u00e1p l\u1ef1c n\u01b0\u1edbc l\u00e0m \u1ea3nh h\u01b0\u1edfng tu\u1ed5i th\u1ecd \u0111\u01b0\u1eddng \u1ed1ng, \u1ea3nh h\u01b0\u1edfng tu\u1ed5i th\u1ecd c\u00e1c m\u1ed1i n\u1ed1i.<\/p>\n

\u0110\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 k\u1ec3 tr\u00ean,\u00a0\u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c nh\u1eefng y\u00eau c\u1ea7u v\u1ec1 c\u1ea5p n\u01b0\u1edbc v\u1edbi \u00e1p su\u1ea5t kh\u00f4ng \u0111\u1ed5i trong c\u00f4ng nghi\u1ec7p c\u0169ng nh\u01b0 d\u00e2n d\u1ee5ng th\u00ec c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng bi\u1ebfn t\u1ea7n. C\u00e1c bi\u1ebfn t\u1ea7n chuy\u00ean d\u1ee5ng ngay nay \u0111\u00e3 t\u00edch h\u1ee3p s\u1eb5n c\u00e1c b\u00e0i to\u00e1n \u0111i\u1ec1u khi\u1ec3n, ng\u01b0\u1eddi s\u1eed d\u1ee5ng ch\u1ec9 vi\u1ec7c nh\u1eadp th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n

4. \u0110i\u1ec1u khi\u1ec3n \u00e1p l\u1ef1c \u0111\u01b0\u1eddng \u1ed1ng th\u00f4ng qua bi\u1ebfn t\u1ea7n<\/strong><\/p>\n

4.1. \u01afu \u0111i\u1ec3m khi \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng bi\u1ebfn t\u1ea7n<\/strong><\/p>\n

– H\u1ea1n ch\u1ebf \u0111\u01b0\u1ee3c d\u00f2ng kh\u1edfi \u0111\u1ed9ng c\u01a1;<\/p>\n

– Ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng;<\/p>\n

– \u0110i\u1ec1u khi\u1ec3n linh ho\u1ea1t c\u00e1c m\u00e1y b\u01a1m;<\/p>\n

– D\u1ea3i c\u00f4ng su\u1ea5t r\u1ed9ng;<\/p>\n

– T\u1ef1 \u0111\u1ed9ng ng\u1eebng khi \u0111\u1ea1t t\u1edbi c\u00e1c \u0111i\u1ec3m \u0111\u1eb7t;<\/p>\n

– T\u1ef1 \u0111\u1ed9ng t\u0103ng t\u1ed1c, gi\u1ea3m t\u1ed1c tr\u00e1nh qu\u00e1 t\u1ea3i ho\u1eb7c qu\u00e1 \u0111i\u1ec7n \u00e1p khi kh\u1edfi \u0111\u1ed9ng;<\/p>\n

– B\u1ea3o v\u1ec7 \u0111\u01b0\u1ee3c \u0111\u1ed9ng c\u01a1 khi: ng\u1eafn m\u1ea1ch, m\u1ea5t pha, l\u1ec7ch pha, qu\u00e1 t\u1ea3i, qu\u00e1 d\u00f2ng, qu\u00e1 nhi\u1ec7t,…<\/p>\n

– D\u1ec5 d\u00e0ng l\u1eafp \u0111\u1eb7t, v\u1eadn h\u00e0nh;<\/p>\n

– Hi\u1ec3n th\u1ecb th\u00f4ng s\u1ed1, thu\u1eadn ti\u1ec7n theo d\u00f5i.<\/p>\n

4.2. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u khi\u1ec3n b\u01a1m ph\u1ed5 bi\u1ebfn<\/strong><\/p>\n

4.2.1. Ch\u1ebf \u0111\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9c l\u1eadp<\/strong><\/p>\n

\"\"<\/p>\n

H\u00ecnh 1: Ch\u1ebf \u0111\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9c l\u1eadp<\/em><\/p>\n

Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng:<\/strong><\/p>\n

Bi\u1ebfn t\u1ea7n s\u1ebd \u0111i\u1ec1u khi\u1ec3n b\u01a1m t\u00f9y theo nhu c\u1ea7u s\u1eed d\u1ee5ng n\u01b0\u1edbc \u0111\u1ea7u ra. V\u1edbi vi\u1ec7c h\u1ed7 tr\u1ee3 ch\u1ee9c n\u0103ng \u0111i\u1ec1u khi\u1ec3n PID, bi\u1ebfn t\u1ea7n s\u1ebd nh\u1eadn t\u00edn hi\u1ec7u analog (d\u00f2ng ho\u1eb7c \u00e1p) t\u1eeb c\u1ea3m bi\u1ebfn \u00e1p su\u1ea5t (\u0111\u01b0\u1ee3c g\u1eafn tr\u00ean \u0111\u01b0\u1eddng \u1ed1ng ch\u00ednh) \u0111\u01b0a v\u1ec1, bi\u1ebfn t\u1ea7n s\u1ebd t\u1ef1 \u0111\u1ed9ng thay \u0111\u1ed5i t\u1ea7n s\u1ed1, t\u1eeb \u0111\u00f3 thay \u0111\u1ed5i t\u1ed1c \u0111\u1ed9 b\u01a1m, v\u00ec th\u1ebf vi\u1ec7c kh\u1ed1ng ch\u1ebf \u00e1p l\u1ef1c tr\u00ean \u0111\u01b0\u1eddng \u1ed1ng tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n.<\/p>\n

\u01afu v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong><\/p>\n

– \u01afu \u0111i\u1ec3m:<\/p>\n

+ Gi\u00e1 th\u00e0nh \u0111\u1ea7u t\u01b0 th\u1ea5p.<\/p>\n

– Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/p>\n

+ Khi bi\u1ebfn t\u1ea7n h\u1ecfng th\u00ec kh\u00f4ng c\u00f3 ph\u01b0\u01a1ng \u00e1n \u0111i\u1ec1u khi\u1ec3n d\u1ef1 ph\u00f2ng;<\/p>\n

+ N\u1ebfu l\u01b0\u1ee3ng n\u01b0\u1edbc \u0111\u1ea7u ra c\u1ea7n s\u1eed d\u1ee5ng nhi\u1ec1u h\u01a1n so v\u1edbi khi \u0111\u1ed9ng c\u01a1 ch\u1ea1y 100% t\u1ea3i => kh\u00f4ng \u0111\u1ee7 n\u01b0\u1edbc cung c\u1ea5p.<\/p>\n

4.2.2. Ch\u1ebf \u0111\u1ed9 t\u0103ng c\u01b0\u1eddng\/ sa th\u1ea3i<\/strong><\/p>\n

\"\"<\/p>\n

H\u00ecnh 1: Ch\u1ebf \u0111\u1ed9 t\u0103ng c\u01b0\u1eddng\/ sa th\u1ea3i<\/em><\/p>\n

Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng:<\/strong><\/p>\n

– Bi\u1ebfn t\u1ea7n s\u1ebd \u0111i\u1ec1u khi\u1ec3n b\u01a1m 1 t\u00f9y theo nhu c\u1ea7u s\u1eed d\u1ee5ng n\u01b0\u1edbc \u0111\u1ea7u ra. V\u1edbi vi\u1ec7c h\u1ed7 tr\u1ee3 ch\u1ee9c n\u0103ng \u0111i\u1ec1u khi\u1ec3n PID, bi\u1ebfn t\u1ea7n s\u1ebd nh\u1eadn t\u00edn hi\u1ec7u analog (d\u00f2ng ho\u1eb7c \u00e1p) t\u1eeb c\u1ea3m bi\u1ebfn \u00e1p su\u1ea5t (\u0111\u01b0\u1ee3c g\u1eafn tr\u00ean \u0111\u01b0\u1eddng \u1ed1ng ch\u00ednh) \u0111\u01b0a v\u1ec1, bi\u1ebfn t\u1ea7n s\u1ebd t\u1ef1 \u0111\u1ed9ng thay \u0111\u1ed5i t\u1ea7n s\u1ed1, t\u1eeb \u0111\u00f3 thay \u0111\u1ed5i t\u1ed1c \u0111\u1ed9 b\u01a1m, v\u00ec th\u1ebf vi\u1ec7c kh\u1ed1ng ch\u1ebf \u00e1p l\u1ef1c tr\u00ean \u0111\u01b0\u1eddng \u1ed1ng tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n;<\/p>\n

– Khi nhu c\u1ea7u s\u1eed d\u1ee5ng n\u01b0\u1edbc cao, c\u1ea7n \u00e1p l\u1ef1c tr\u00ean \u0111\u01b0\u1eddng \u1ed1ng cao th\u00ec bi\u1ebfn t\u1ea7n s\u1ebd t\u1ef1 \u0111\u1ed9ng \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9ng c\u01a1 quay \u1edf t\u1ed1c \u0111\u1ed9 cao nh\u1ea5t \u0111\u1ec3 duy tr\u00ec \u00e1p l\u1ef1c, ng\u01b0\u1ee3c l\u1ea1i khi nhu c\u1ea7u s\u1eed d\u1ee5ng n\u01b0\u1edbc th\u1ea5p, c\u1ea7n \u00e1p l\u1ef1c th\u1ea5p, bi\u1ebfn t\u1ea7n s\u1ebd \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9ng c\u01a1 gi\u1ea3m t\u1ed1c \u0111\u1ed9 xu\u1ed1ng ho\u1eb7c d\u1eebng h\u1eb3n, khi \u0111\u00f3 n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n \u0111\u01b0\u1ee3c ti\u1ebft ki\u1ec7m;<\/p>\n

– N\u1ebfu b\u01a1m 1 \u0111\u00e3 ho\u1ea1t \u0111\u1ed9ng 100% c\u00f4ng su\u1ea5t m\u00e0 v\u1eabn kh\u00f4ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c nhu c\u1ea7u ph\u1ee5 t\u1ea3i s\u1eed d\u1ee5ng, bi\u1ebfn t\u1ea7n t\u1ef1 \u0111\u1ed9ng g\u1ecdi l\u1ea7n l\u01b0\u1ee3t c\u00e1c b\u01a1m kh\u00e1c ch\u1ea1y \u0111i\u1ec7n l\u01b0\u1edbi tr\u1ef1c ti\u1ebfp v\u00e0o h\u1ec7 th\u1ed1ng cho t\u1edbi khi \u0111\u00e1p \u1ee9ng nhu c\u1ea7u \u0111\u1ea7u ra. N\u1ebfu l\u01b0\u1ee3ng n\u01b0\u1edbc \u0111\u1ea7u ra \u0111\u00e3 \u1ed5n \u0111\u1ecbnh, bi\u1ebfn t\u1ea7n s\u1ebd t\u1ef1 \u0111\u1ed9ng nh\u1ea3 l\u1ea7n l\u01b0\u1ee3t c\u00e1c b\u01a1m kh\u1ecfi h\u1ec7 th\u1ed1ng sao cho ch\u1ec9 \u0111\u00e1p \u1ee9ng v\u1eeba \u0111\u1ee7 nhu c\u1ea7u \u0111\u1ea7u ra. N\u1ebfu nh\u1ea3 h\u1ebft c\u00e1c b\u01a1m m\u00e0 h\u1ec7 th\u1ed1ng v\u1eabn d\u01b0 \u00e1p th\u00ec bi\u1ebfn t\u1ea7n s\u1ebd t\u1ef1 \u0111\u1ed9ng gi\u1ea3m t\u1ed1c \u0111\u1ed9 b\u01a1m ch\u00ednh xu\u1ed1ng m\u1ee9c th\u1ea5p h\u01a1n v\u00e0 duy tr\u00ec \u1edf 1 t\u1ea7n s\u1ed1 nh\u1ea5t \u0111\u1ecbnh \u0111\u00e3 \u0111\u1eb7t tr\u01b0\u1edbc. Khi nhu c\u1ea7u n\u01b0\u1edbc \u0111\u1ea7u ra t\u0103ng h\u1ec7 th\u1ed1ng l\u1ea1i ho\u1ea1t \u0111\u1ed9ng tr\u1edf l\u1ea1i v\u00e0 t\u1ef1 \u0111\u1ed9ng g\u1ecdi th\u00eam b\u01a1m khi c\u1ea7n thi\u1ebft.<\/p>\n

\u01afu v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong><\/p>\n

– \u01afu \u0111i\u1ec3m:<\/p>\n

+ Gi\u00e1 th\u00e0nh \u0111\u1ea7u t\u01b0 th\u1ea5p.<\/p>\n

+ C\u00e1c b\u01a1m kh\u00f4ng nh\u1ea5t thi\u1ebft c\u00f9ng c\u00f4ng su\u1ea5t, c\u00f9ng h\u00e3ng.<\/p>\n

– Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/p>\n

+ B\u01a1m ch\u00ednh lu\u00f4n ch\u1ea1y, ch\u1ec9 lu\u00e2n phi\u00ean c\u00e1c b\u01a1m ph\u1ee5 => Kh\u00f4ng lu\u00e2n phi\u00ean t\u1ea5t c\u1ea3 c\u00e1c b\u01a1m \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e2n b\u1eb1ng th\u1eddi gian v\u1eadn h\u00e0nh;<\/p>\n

+ Do c\u00e1c b\u01a1m ph\u1ee5 d\u00f9ng tr\u1ef1c ti\u1ebfp \u0111i\u1ec7n l\u01b0\u1edbi (kh\u1edfi \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp, kh\u1edfi \u0111\u1ed9ng m\u1ec1m, ..), khi ho\u1ea1t \u0111\u1ed9ng s\u1ebd ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng \u1edf m\u1ed9t m\u1ee9c c\u1ed1 \u0111\u1ecbnh => Kh\u00f4ng ti\u1ebft ki\u1ec7m \u0111i\u1ec7n \u0111\u01b0\u1ee3c nhi\u1ec1u. \u00c1p su\u1ea5t \u0111\u1ea7u ra c\u00f3 th\u1ec3 d\u01b0 so v\u1edbi nhu c\u1ea7u mong mu\u1ed1n.<\/p>\n

+ Khi bi\u1ebfn t\u1ea7n h\u1ecfng th\u00ec kh\u00f4ng c\u00f3 ph\u01b0\u01a1ng \u00e1n \u0111i\u1ec1u khi\u1ec3n d\u1ef1 ph\u00f2ng.<\/p>\n

4.2.3. Ch\u1ebf \u0111\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111a b\u01a1m<\/strong><\/p>\n

\"\"<\/p>\n

H\u00ecnh 2: Ch\u1ebf \u0111\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111a b\u01a1m<\/em><\/p>\n

Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng:<\/strong><\/p>\n

M\u1ed7i m\u1ed9t m\u00e1y b\u01a1m \u0111\u01b0\u1ee3c n\u1ed1i v\u1edbi m\u1ed9t b\u1ed9 bi\u1ebfn t\u1ea7n trong \u0111\u00f3 c\u00f3 m\u1ed9t bi\u1ebfn t\u1ea7n l\u00e0 MASTER, c\u00e1c bi\u1ebfn t\u1ea7n kh\u00e1c l\u00e0 SLAVE.\u00a0V\u1edbi vi\u1ec7c h\u1ed7 tr\u1ee3 ch\u1ee9c n\u0103ng \u0111i\u1ec1u khi\u1ec3n PID, bi\u1ebfn t\u1ea7n \u0111\u00f3ng vai tr\u00f2 MASTER s\u1ebd nh\u1eadn t\u00edn hi\u1ec7u analog (d\u00f2ng ho\u1eb7c \u00e1p) t\u1eeb c\u1ea3m bi\u1ebfn \u00e1p su\u1ea5t (\u0111\u01b0\u1ee3c g\u1eafn tr\u00ean \u0111\u01b0\u1eddng \u1ed1ng ch\u00ednh) \u0111\u01b0a v\u1ec1, t\u1eeb \u0111\u00f3 t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn c\u00e1c bi\u1ebfn t\u1ea7n SLAVE \u0111\u1ec3 thay \u0111\u1ed5i t\u1ea7n s\u1ed1, t\u1eeb \u0111\u00f3 thay \u0111\u1ed5i t\u1ed1c \u0111\u1ed9 b\u01a1m, v\u00ec th\u1ebf vi\u1ec7c kh\u1ed1ng ch\u1ebf \u00e1p l\u1ef1c tr\u00ean \u0111\u01b0\u1eddng \u1ed1ng tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n.<\/p>\n

\u01afu v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong><\/p>\n

– \u01afu \u0111i\u1ec3m:<\/p>\n

+ B\u00ecnh \u0111\u1eb3ng v\u1ec1 vai tr\u00f2 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c b\u01a1m. Ch\u1ecdn b\u01a1m n\u00e0o l\u00e0m MASTER c\u0169ng \u0111\u01b0\u1ee3c, c\u00e1c b\u01a1m ph\u1ee5 kh\u00f4ng ph\u1ea3i ch\u1ea1y 100% c\u00f4ng su\u1ea5t nh\u01b0 ph\u01b0\u01a1ng \u00e1n tr\u00ean => Lu\u00e2n phi\u00ean \u0111\u01b0\u1ee3c th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng \u0111\u1ec1u cho c\u00e1c b\u01a1m. Ti\u1ebft ki\u1ec7m \u0111i\u1ec7n n\u0103ng nhi\u1ec1u h\u01a1n;<\/p>\n

+ C\u00e1c b\u01a1m kh\u00f4ng nh\u1ea5t thi\u1ebft ph\u1ea3i c\u00f9ng c\u00f4ng su\u1ea5t, h\u00e3ng;<\/p>\n

+ Khi 1 trong c\u00e1c bi\u1ebfn t\u1ea7n b\u1ecb l\u1ed7i th\u00ec c\u00f3 ph\u01b0\u01a1ng \u00e1n d\u1ef1 ph\u00f2ng \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n c\u00e1c b\u01a1m c\u00f2n l\u1ea1i;<\/p>\n

+ \u0110\u1ea3m b\u1ea3o gi\u00e1 tr\u1ecb \u0111\u1ea7u ra mong mu\u1ed1n d\u1ef1a v\u1ec1 t\u00edn hi\u1ec7u ph\u1ea3n h\u1ed3i \u0111\u01b0\u1ee3c \u0111\u01b0a \u0111\u1ebfn t\u1ea5t c\u1ea3 c\u00e1c bi\u1ebfn t\u1ea7n.<\/p>\n

– Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/p>\n

+ Chi ph\u00ed \u0111\u1ea7u t\u01b0 cao.<\/p>\n","protected":false},"excerpt":{"rendered":"

1. \u0110\u1eb7t v\u1ea5n \u0111\u1ec1 H\u1ec7 th\u1ed1ng b\u01a1m n\u01b0\u1edbc \u1edf trong c\u00e1c nh\u00e0 m\u00e1y, khu c\u00f4ng nghi\u1ec7p, t\u00f2a nh\u00e0 \u0111a ph\u1ea7n ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c 100% t\u1ea3i t\u1eeb khi kh\u1edfi \u0111\u1ed9ng cho \u0111\u1ebfn khi d\u1eebng h\u1ec7 th\u1ed1ng. Vi\u1ec7c n\u00e0y g\u00e2y ra r\u1ea5t nhi\u1ec1u h\u1ea1n ch\u1ebf v\u00e0 l\u00e3ng ph\u00ed cho h\u1ec7 th\u1ed1ng nh\u01b0: – Khi \u1edf th\u1eddi … Continue reading \u1ee8ng d\u1ee5ng bi\u1ebfn t\u1ea7n trong \u0111i\u1ec1u khi\u1ec3n b\u01a1m<\/span> →<\/span><\/a><\/p>\n","protected":false},"author":120142,"featured_media":4637,"comment_status":"open","ping_status":"open","sticky":true,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29,28,1350,5,106],"tags":[58,54,1496,1644,1632,1570,61,57],"class_list":["post-4630","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-giai-phap-san-pham-cho-benh-vien","category-giai-phap-nganh-nuoc","category-cho-nha-may","category-giai-phap","category-tin-tuc-vi","tag-bien-tan","tag-bom","tag-control-techniques","tag-dieu-khien-ap-suat-nuoc","tag-f600","tag-nidec","tag-tiet-kiem-dien-nang","tag-xu-ly-nuoc"],"yoast_head":"\n\u1ee8ng d\u1ee5ng bi\u1ebfn t\u1ea7n trong \u0111i\u1ec1u khi\u1ec3n b\u01a1m - MES Engineering<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/tofu.isoinaction.com\/mesevn\/vi\/ung-dung-bien-tan-trong-dieu-khien-bom.html\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u1ee8ng d\u1ee5ng bi\u1ebfn t\u1ea7n trong \u0111i\u1ec1u khi\u1ec3n b\u01a1m\" \/>\n<meta property=\"og:description\" content=\"1. \u0110\u1eb7t v\u1ea5n \u0111\u1ec1 H\u1ec7 th\u1ed1ng b\u01a1m n\u01b0\u1edbc \u1edf trong c\u00e1c nh\u00e0 m\u00e1y, khu c\u00f4ng nghi\u1ec7p, t\u00f2a nh\u00e0 \u0111a ph\u1ea7n ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c 100% t\u1ea3i t\u1eeb khi kh\u1edfi \u0111\u1ed9ng cho \u0111\u1ebfn khi d\u1eebng h\u1ec7 th\u1ed1ng. 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