{"id":53333,"date":"2022-10-07T11:56:15","date_gmt":"2022-10-07T16:56:15","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/the-possibility-of-using-piezoceramic-sheet-in-strain-gage\/"},"modified":"2025-01-21T07:26:11","modified_gmt":"2025-01-21T12:26:11","slug":"the-possibility-of-using-piezoceramic-sheet-in-strain-gage","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/the-possibility-of-using-piezoceramic-sheet-in-strain-gage\/","title":{"rendered":"Kh\u1ea3 n\u0103ng \u1ee9ng d\u1ee5ng g\u1ed1m \u00e1p \u0111i\u1ec7n trong c\u1ea3m bi\u1ebfn bi\u1ebfn d\u1ea1ng"},"content":{"rendered":"<p>Piezoceramic, v\u1edbi kh\u1ea3 n\u0103ng chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc th\u00e0nh n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n v\u00e0 ng\u01b0\u1ee3c l\u1ea1i, \u0111\u00e3 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c.  M\u1ed9t trong nh\u1eefng \u1ee9ng d\u1ee5ng ti\u1ec1m n\u0103ng \u0111ang \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n l\u00e0 s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u n\u00e0y trong c\u1ea3m bi\u1ebfn bi\u1ebfn d\u1ea1ng (strain gage). B\u00e0i vi\u1ebft n\u00e0y s\u1ebd \u0111i s\u00e2u v\u00e0o kh\u1ea3 n\u0103ng \u1ee9ng d\u1ee5ng t\u1ea5m piezoceramic trong vi\u1ec7c \u0111o bi\u1ebfn d\u1ea1ng, ph\u00e2n t\u00edch \u01b0u nh\u01b0\u1ee3c \u0111i\u1ec3m c\u0169ng nh\u01b0 tri\u1ec3n v\u1ecdng ph\u00e1t tri\u1ec3n c\u1ee7a c\u00f4ng ngh\u1ec7 n\u00e0y.<\/p>\n<h3>Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a piezoceramic trong \u0111o bi\u1ebfn d\u1ea1ng<\/h3>\n<p>Hi\u1ec7u \u1ee9ng \u00e1p \u0111i\u1ec7n l\u00e0 c\u01a1 s\u1edf cho vi\u1ec7c \u1ee9ng d\u1ee5ng piezoceramic l\u00e0m c\u1ea3m bi\u1ebfn bi\u1ebfn d\u1ea1ng. Khi t\u1ea5m piezoceramic ch\u1ecbu t\u00e1c \u0111\u1ed9ng c\u1ee7a l\u1ef1c b\u00ean ngo\u00e0i, n\u00f3 s\u1ebd sinh ra \u0111i\u1ec7n t\u00edch tr\u00ean b\u1ec1 m\u1eb7t. \u0110i\u1ec7n t\u00edch n\u00e0y t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi bi\u1ebfn d\u1ea1ng m\u00e0 v\u1eadt li\u1ec7u \u0111ang ch\u1ecbu. B\u1eb1ng c\u00e1ch \u0111o \u0111i\u1ec7n t\u00edch sinh ra, ta c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c m\u1ee9c \u0111\u1ed9 bi\u1ebfn d\u1ea1ng c\u1ee7a v\u1eadt li\u1ec7u.<\/p>\n<h3>\u01afu \u0111i\u1ec3m c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng piezoceramic l\u00e0m strain gage<\/h3>\n<ul>\n<li><strong>\u0110\u1ed9 nh\u1ea1y cao:<\/strong> Piezoceramic c\u00f3 \u0111\u1ed9 nh\u1ea1y cao h\u01a1n so v\u1edbi strain gage truy\u1ec1n th\u1ed1ng, cho ph\u00e9p \u0111o \u0111\u01b0\u1ee3c c\u1ea3 nh\u1eefng bi\u1ebfn d\u1ea1ng r\u1ea5t nh\u1ecf.<\/li>\n<li><strong>D\u1ea3i t\u1ea7n s\u1ed1 r\u1ed9ng:<\/strong>  Piezoceramic c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng trong d\u1ea3i t\u1ea7n s\u1ed1 r\u1ed9ng, ph\u00f9 h\u1ee3p cho vi\u1ec7c \u0111o bi\u1ebfn d\u1ea1ng \u0111\u1ed9ng.<\/li>\n<li><strong>K\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn:<\/strong> T\u1ea5m piezoceramic c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o v\u1edbi k\u00edch th\u01b0\u1edbc r\u1ea5t nh\u1ecf, thu\u1eadn ti\u1ec7n cho vi\u1ec7c t\u00edch h\u1ee3p v\u00e0o c\u00e1c c\u1ea5u tr\u00fac ph\u1ee9c t\u1ea1p.<\/li>\n<li><strong>T\u1ef1 ph\u00e1t \u0111i\u1ec7n:<\/strong> Kh\u00f4ng c\u1ea7n ngu\u1ed3n \u0111i\u1ec7n b\u00ean ngo\u00e0i \u0111\u1ec3 v\u1eadn h\u00e0nh, gi\u1ea3m thi\u1ec3u s\u1ef1 ph\u1ee9c t\u1ea1p c\u1ee7a h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng.<\/li>\n<\/ul>\n<h3>Nh\u01b0\u1ee3c \u0111i\u1ec3m v\u00e0 h\u1ea1n ch\u1ebf<\/h3>\n<ul>\n<li><strong>\u0110\u1ed9 tuy\u1ebfn t\u00ednh:<\/strong>  M\u1ed1i quan h\u1ec7 gi\u1eefa bi\u1ebfn d\u1ea1ng v\u00e0 \u0111i\u1ec7n t\u00edch sinh ra kh\u00f4ng ho\u00e0n to\u00e0n tuy\u1ebfn t\u00ednh, \u0111\u1eb7c bi\u1ec7t \u1edf m\u1ee9c bi\u1ebfn d\u1ea1ng l\u1edbn.<\/li>\n<li><strong>\u1ea2nh h\u01b0\u1edfng c\u1ee7a nhi\u1ec7t \u0111\u1ed9:<\/strong>  \u0110\u1eb7c t\u00ednh c\u1ee7a piezoceramic b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec7t \u0111\u1ed9, c\u1ea7n ph\u1ea3i c\u00f3 bi\u1ec7n ph\u00e1p b\u00f9 tr\u1eeb nhi\u1ec7t \u0111\u1ed9 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c.<\/li>\n<li><strong>\u0110\u1ed9 b\u1ec1n:<\/strong>  Piezoceramic c\u00f3 th\u1ec3 b\u1ecb v\u1ee1 ho\u1eb7c n\u1ee9t d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a l\u1ef1c qu\u00e1 l\u1edbn.<\/li>\n<\/ul>\n<h3>So s\u00e1nh v\u1edbi strain gage truy\u1ec1n th\u1ed1ng<\/h3>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th>\u0110\u1eb7c \u0111i\u1ec3m<\/th>\n<th>Piezoceramic Strain Gage<\/th>\n<th>Strain Gage Truy\u1ec1n th\u1ed1ng<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u0110\u1ed9 nh\u1ea1y<\/td>\n<td>Cao<\/td>\n<td>Th\u1ea5p h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>D\u1ea3i t\u1ea7n s\u1ed1<\/td>\n<td>R\u1ed9ng<\/td>\n<td>H\u1eb9p h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc<\/td>\n<td>Nh\u1ecf g\u1ecdn<\/td>\n<td>L\u1edbn h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>Chi ph\u00ed<\/td>\n<td>Cao h\u01a1n<\/td>\n<td>Th\u1ea5p h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>\u1ea2nh h\u01b0\u1edfng nhi\u1ec7t \u0111\u1ed9<\/td>\n<td>Cao<\/td>\n<td>Th\u1ea5p h\u01a1n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u1ee8ng d\u1ee5ng ti\u1ec1m n\u0103ng<\/h3>\n<p>Piezoceramic strain gage c\u00f3 ti\u1ec1m n\u0103ng \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c nh\u01b0:<\/p>\n<ul>\n<li><strong>Gi\u00e1m s\u00e1t s\u1ee9c kh\u1ecfe k\u1ebft c\u1ea5u:<\/strong>  \u0110o bi\u1ebfn d\u1ea1ng tr\u00ean c\u1ea7u, \u0111\u01b0\u1eddng, t\u00f2a nh\u00e0 \u0111\u1ec3 ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c h\u01b0 h\u1ecfng.<\/li>\n<li><strong>Y sinh:<\/strong> \u0110o bi\u1ebfn d\u1ea1ng trong c\u01a1 th\u1ec3, v\u00ed d\u1ee5 nh\u01b0 \u0111o \u00e1p l\u1ef1c m\u00e1u.<\/li>\n<li><strong>Robotics:<\/strong>  T\u00edch h\u1ee3p v\u00e0o robot \u0111\u1ec3 c\u1ea3m nh\u1eadn l\u1ef1c t\u00e1c \u0111\u1ed9ng.<\/li>\n<li><strong>H\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5:<\/strong>  Gi\u00e1m s\u00e1t bi\u1ebfn d\u1ea1ng tr\u00ean m\u00e1y bay, t\u00e0u v\u0169 tr\u1ee5.<\/li>\n<\/ul>\n<p>Vi\u1ec7c s\u1eed d\u1ee5ng piezoceramic l\u00e0m strain gage mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch \u0111\u00e1ng k\u1ec3, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed9 nh\u1ea1y cao v\u00e0 d\u1ea3i t\u1ea7n s\u1ed1 r\u1ed9ng.  Tuy nhi\u00ean, v\u1eabn c\u00f2n m\u1ed9t s\u1ed1 h\u1ea1n ch\u1ebf c\u1ea7n \u0111\u01b0\u1ee3c kh\u1eafc ph\u1ee5c, ch\u1eb3ng h\u1ea1n nh\u01b0 \u1ea3nh h\u01b0\u1edfng c\u1ee7a nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111\u1ed9 tuy\u1ebfn t\u00ednh.  V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00f4ng ngh\u1ec7 v\u1eadt li\u1ec7u v\u00e0 k\u1ef9 thu\u1eadt ch\u1ebf t\u1ea1o, piezoceramic strain gage h\u1ee9a h\u1eb9n s\u1ebd tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng ngh\u1ec7 quan tr\u1ecdng trong t\u01b0\u01a1ng lai, \u0111\u00f3ng g\u00f3p v\u00e0o vi\u1ec7c n\u00e2ng cao hi\u1ec7u qu\u1ea3 v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c trong nhi\u1ec1u l\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Piezoceramic, v\u1edbi kh\u1ea3 n\u0103ng chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc th\u00e0nh n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n v\u00e0 ng\u01b0\u1ee3c l\u1ea1i, \u0111\u00e3 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c. M\u1ed9t trong nh\u1eefng \u1ee9ng d\u1ee5ng ti\u1ec1m n\u0103ng \u0111ang \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n l\u00e0 s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u n\u00e0y trong c\u1ea3m bi\u1ebfn bi\u1ebfn d\u1ea1ng (strain gage). B\u00e0i<\/p>\n","protected":false},"author":1,"featured_media":554,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6406],"tags":[],"class_list":["post-53333","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\/53333","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=53333"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/53333\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media\/554"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media?parent=53333"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=53333"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=53333"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}