{"id":45548,"date":"2023-04-22T02:07:06","date_gmt":"2023-04-22T07:07:06","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/where-are-piezoelectric-sensors-used\/"},"modified":"2025-01-21T07:30:21","modified_gmt":"2025-01-21T12:30:21","slug":"where-are-piezoelectric-sensors-used","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/where-are-piezoelectric-sensors-used\/","title":{"rendered":"\u1ee8ng d\u1ee5ng \u0111a d\u1ea1ng c\u1ee7a c\u1ea3m bi\u1ebfn \u00e1p \u0111i\u1ec7n"},"content":{"rendered":"

C\u1ea3m bi\u1ebfn \u00e1p \u0111i\u1ec7n l\u00e0 lo\u1ea1i c\u1ea3m bi\u1ebfn ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean hi\u1ec7u \u1ee9ng \u00e1p \u0111i\u1ec7n, t\u1ee9c l\u00e0 kh\u1ea3 n\u0103ng c\u1ee7a m\u1ed9t s\u1ed1 v\u1eadt li\u1ec7u t\u1ea1o ra \u0111i\u1ec7n \u00e1p khi ch\u1ecbu \u00e1p l\u1ef1c c\u01a1 h\u1ecdc v\u00e0 ng\u01b0\u1ee3c l\u1ea1i. Nh\u1edd t\u00ednh ch\u1ea5t \u0111\u1eb7c bi\u1ec7t n\u00e0y, c\u1ea3m bi\u1ebfn \u00e1p \u0111i\u1ec7n \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c, t\u1eeb \u0111\u1eddi s\u1ed1ng h\u00e0ng ng\u00e0y \u0111\u1ebfn c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p ph\u1ee9c t\u1ea1p. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd \u0111i s\u00e2u v\u00e0o t\u00ecm hi\u1ec3u v\u1ec1 c\u00e1c \u1ee9ng d\u1ee5ng \u0111a d\u1ea1ng c\u1ee7a c\u1ea3m bi\u1ebfn \u00e1p \u0111i\u1ec7n.<\/p>\n

\u1ee8ng d\u1ee5ng trong \u0110\u1eddi s\u1ed1ng H\u00e0ng ng\u00e0y<\/h3>\n

C\u1ea3m bi\u1ebfn \u00e1p \u0111i\u1ec7n c\u00f3 m\u1eb7t trong nhi\u1ec1u thi\u1ebft b\u1ecb ch\u00fang ta s\u1eed d\u1ee5ng h\u00e0ng ng\u00e0y. V\u00ed d\u1ee5, ch\u00fang \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p trong b\u1eadt l\u1eeda ga, t\u1ea1o ra tia l\u1eeda \u0111i\u1ec7n khi ta nh\u1ea5n n\u00fat. Trong microphone, c\u1ea3m bi\u1ebfn \u00e1p \u0111i\u1ec7n chuy\u1ec3n \u0111\u1ed5i s\u00f3ng \u00e2m thanh th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n, gi\u00fap ghi \u00e2m gi\u1ecdng n\u00f3i v\u00e0 \u00e2m nh\u1ea1c. M\u1ed9t \u1ee9ng d\u1ee5ng kh\u00e1c l\u00e0 trong \u0111\u1ed3ng h\u1ed3 th\u1ea1ch anh, n\u01a1i dao \u0111\u1ed9ng c\u1ee7a tinh th\u1ec3 th\u1ea1ch anh d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a \u0111i\u1ec7n \u00e1p t\u1ea1o ra nh\u1ecbp \u0111\u1ebfm th\u1eddi gian ch\u00ednh x\u00e1c.<\/p>\n

\u1ee8ng d\u1ee5ng trong Y t\u1ebf<\/h3>\n

Ng\u00e0nh y t\u1ebf c\u0169ng h\u01b0\u1edfng l\u1ee3i r\u1ea5t nhi\u1ec1u t\u1eeb c\u00f4ng ngh\u1ec7 c\u1ea3m bi\u1ebfn \u00e1p \u0111i\u1ec7n. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb si\u00eau \u00e2m \u0111\u1ec3 t\u1ea1o ra h\u00ecnh \u1ea3nh c\u1ee7a c\u00e1c c\u01a1 quan b\u00ean trong c\u01a1 th\u1ec3. C\u1ea3m bi\u1ebfn \u00e1p \u0111i\u1ec7n c\u00f2n \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 \u0111o huy\u1ebft \u00e1p, theo d\u00f5i nh\u1ecbp tim v\u00e0 ph\u00e1t hi\u1ec7n c\u00e1c b\u1ea5t th\u01b0\u1eddng sinh l\u00fd kh\u00e1c. Vi\u1ec7c s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn \u00e1p \u0111i\u1ec7n trong c\u00e1c thi\u1ebft b\u1ecb y t\u1ebf gi\u00fap ch\u1ea9n \u0111o\u00e1n b\u1ec7nh ch\u00ednh x\u00e1c v\u00e0 nhanh ch\u00f3ng h\u01a1n.<\/p>\n

\u1ee8ng d\u1ee5ng trong C\u00f4ng nghi\u1ec7p<\/h3>\n

Trong c\u00f4ng nghi\u1ec7p, c\u1ea3m bi\u1ebfn \u00e1p \u0111i\u1ec7n \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau. Ch\u1eb3ng h\u1ea1n, ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o l\u1ef1c, \u00e1p su\u1ea5t, gia t\u1ed1c v\u00e0 \u0111\u1ed9 rung trong c\u00e1c m\u00e1y m\u00f3c v\u00e0 thi\u1ebft b\u1ecb c\u00f4ng nghi\u1ec7p. \u0110i\u1ec1u n\u00e0y gi\u00fap gi\u00e1m s\u00e1t t\u00ecnh tr\u1ea1ng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y m\u00f3c, d\u1ef1 \u0111o\u00e1n v\u00e0 ng\u0103n ng\u1eeba s\u1ef1 c\u1ed1, t\u1eeb \u0111\u00f3 t\u0103ng hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 an to\u00e0n trong s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n\n\n\n\n
\u1ee8ng d\u1ee5ng C\u00f4ng nghi\u1ec7p<\/th>\nM\u00f4 t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n
\u0110o l\u01b0\u1eddng bi\u1ebfn d\u1ea1ng<\/td>\n\u0110o bi\u1ebfn d\u1ea1ng c\u1ee7a v\u1eadt li\u1ec7u d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a l\u1ef1c.<\/td>\n<\/tr>\n
Ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng<\/td>\nKi\u1ec3m tra \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 b\u1ec1n v\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh c\u01a1 h\u1ecdc kh\u00e1c c\u1ee7a s\u1ea3n ph\u1ea9m.<\/td>\n<\/tr>\n
Gi\u00e1m s\u00e1t qu\u00e1 tr\u00ecnh<\/td>\nTheo d\u00f5i \u00e1p su\u1ea5t, nhi\u1ec7t \u0111\u1ed9 v\u00e0 c\u00e1c th\u00f4ng s\u1ed1 quan tr\u1ecdng kh\u00e1c trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u1ee8ng d\u1ee5ng trong \u00d4 t\u00f4<\/h3>\n

C\u1ea3m bi\u1ebfn \u00e1p \u0111i\u1ec7n c\u0169ng \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong ng\u00e0nh c\u00f4ng nghi\u1ec7p \u00f4 t\u00f4. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong h\u1ec7 th\u1ed1ng t\u00fai kh\u00ed, c\u1ea3m bi\u1ebfn \u00e1p su\u1ea5t l\u1ed1p, h\u1ec7 th\u1ed1ng phun nhi\u00ean li\u1ec7u v\u00e0 h\u1ec7 th\u1ed1ng phanh ABS. S\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u1ea3m bi\u1ebfn \u00e1p \u0111i\u1ec7n gi\u00fap t\u0103ng t\u00ednh an to\u00e0n v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a xe.<\/p>\n

\u1ee8ng d\u1ee5ng trong C\u00e1c l\u0129nh v\u1ef1c kh\u00e1c<\/h3>\n

Ngo\u00e0i c\u00e1c \u1ee9ng d\u1ee5ng k\u1ec3 tr\u00ean, c\u1ea3m bi\u1ebfn \u00e1p \u0111i\u1ec7n c\u00f2n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nh\u01b0 h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5, n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o, v\u00e0 nghi\u00ean c\u1ee9u khoa h\u1ecdc. V\u00ed d\u1ee5, ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 thu n\u0103ng l\u01b0\u1ee3ng t\u1eeb rung \u0111\u1ed9ng m\u00f4i tr\u01b0\u1eddng, t\u1ea1o ra ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng xanh v\u00e0 b\u1ec1n v\u1eefng.<\/p>\n

T\u00f3m l\u1ea1i, c\u1ea3m bi\u1ebfn \u00e1p \u0111i\u1ec7n l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 \u0111a n\u0103ng v\u1edbi \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c. T\u1eeb nh\u1eefng thi\u1ebft b\u1ecb quen thu\u1ed9c trong \u0111\u1eddi s\u1ed1ng h\u00e0ng ng\u00e0y \u0111\u1ebfn c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p ph\u1ee9c t\u1ea1p, c\u1ea3m bi\u1ebfn \u00e1p \u0111i\u1ec7n \u0111\u1ec1u \u0111\u00f3ng g\u00f3p vai tr\u00f2 quan tr\u1ecdng, mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch thi\u1ebft th\u1ef1c cho con ng\u01b0\u1eddi. S\u1ef1 ph\u00e1t tri\u1ec3n kh\u00f4ng ng\u1eebng c\u1ee7a c\u00f4ng ngh\u1ec7 n\u00e0y h\u1ee9a h\u1eb9n s\u1ebd m\u1edf ra th\u00eam nhi\u1ec1u \u1ee9ng d\u1ee5ng ti\u1ec1m n\u0103ng trong t\u01b0\u01a1ng lai.<\/p>\n","protected":false},"excerpt":{"rendered":"

C\u1ea3m bi\u1ebfn \u00e1p \u0111i\u1ec7n l\u00e0 lo\u1ea1i c\u1ea3m bi\u1ebfn ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean hi\u1ec7u \u1ee9ng \u00e1p \u0111i\u1ec7n, t\u1ee9c l\u00e0 kh\u1ea3 n\u0103ng c\u1ee7a m\u1ed9t s\u1ed1 v\u1eadt li\u1ec7u t\u1ea1o ra \u0111i\u1ec7n \u00e1p khi ch\u1ecbu \u00e1p l\u1ef1c c\u01a1 h\u1ecdc v\u00e0 ng\u01b0\u1ee3c l\u1ea1i. Nh\u1edd t\u00ednh ch\u1ea5t \u0111\u1eb7c bi\u1ec7t n\u00e0y, c\u1ea3m bi\u1ebfn \u00e1p \u0111i\u1ec7n \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u<\/p>\n","protected":false},"author":1,"featured_media":26463,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6406],"tags":[],"class_list":["post-45548","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","prodpage-classic"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/45548","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/comments?post=45548"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/45548\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media\/26463"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media?parent=45548"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=45548"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=45548"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}