{"id":50332,"date":"2023-04-21T15:05:59","date_gmt":"2023-04-21T20:05:59","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-much-power-can-piezoelectric-generator\/"},"modified":"2025-01-21T07:13:30","modified_gmt":"2025-01-21T12:13:30","slug":"how-much-power-can-piezoelectric-generator","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/how-much-power-can-piezoelectric-generator\/","title":{"rendered":"Kh\u1ea3 n\u0103ng cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng c\u1ee7a v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n"},"content":{"rendered":"<p>N\u0103ng l\u01b0\u1ee3ng \u00e1p \u0111i\u1ec7n, m\u1ed9t ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb s\u1ef1 bi\u1ebfn d\u1ea1ng c\u01a1 h\u1ecdc c\u1ee7a v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n, \u0111ang thu h\u00fat s\u1ef1 ch\u00fa \u00fd ng\u00e0y c\u00e0ng t\u0103ng trong b\u1ed1i c\u1ea3nh nhu c\u1ea7u n\u0103ng l\u01b0\u1ee3ng to\u00e0n c\u1ea7u ng\u00e0y c\u00e0ng t\u0103ng. V\u1eady, m\u1ed9t m\u00e1y ph\u00e1t \u0111i\u1ec7n \u00e1p \u0111i\u1ec7n c\u00f3 th\u1ec3 t\u1ea1o ra bao nhi\u00eau n\u0103ng l\u01b0\u1ee3ng?  C\u00e2u h\u1ecfi n\u00e0y kh\u00f4ng c\u00f3 m\u1ed9t c\u00e2u tr\u1ea3 l\u1eddi \u0111\u01a1n gi\u1ea3n, v\u00ec l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng \u0111\u01b0\u1ee3c t\u1ea1o ra ph\u1ee5 thu\u1ed9c v\u00e0o r\u1ea5t nhi\u1ec1u y\u1ebfu t\u1ed1. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd \u0111i s\u00e2u v\u00e0o ph\u00e2n t\u00edch c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y v\u00e0 \u0111\u01b0a ra nh\u1eefng \u0111\u00e1nh gi\u00e1 c\u1ee5 th\u1ec3 v\u1ec1 kh\u1ea3 n\u0103ng ph\u00e1t \u0111i\u1ec7n c\u1ee7a c\u00f4ng ngh\u1ec7 \u00e1p \u0111i\u1ec7n.<\/p>\n<h3>C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00f4ng su\u1ea5t c\u1ee7a m\u00e1y ph\u00e1t \u0111i\u1ec7n \u00e1p \u0111i\u1ec7n<\/h3>\n<p>C\u00f4ng su\u1ea5t \u0111\u1ea7u ra c\u1ee7a m\u1ed9t m\u00e1y ph\u00e1t \u0111i\u1ec7n \u00e1p \u0111i\u1ec7n ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1, bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>Lo\u1ea1i v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n:<\/strong> C\u00e1c v\u1eadt li\u1ec7u kh\u00e1c nhau c\u00f3 h\u1ec7 s\u1ed1 \u00e1p \u0111i\u1ec7n kh\u00e1c nhau, \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng \u0111\u01b0\u1ee3c t\u1ea1o ra. V\u00ed d\u1ee5, g\u1ed1m PZT (ch\u00ec zirconate titanate) th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng do hi\u1ec7u su\u1ea5t cao, trong khi c\u00e1c v\u1eadt li\u1ec7u polymer l\u1ea1i c\u00f3 t\u00ednh linh ho\u1ea1t cao h\u01a1n.<\/li>\n<li><strong>T\u1ea7n s\u1ed1 v\u00e0 bi\u00ean \u0111\u1ed9 c\u1ee7a rung \u0111\u1ed9ng:<\/strong> T\u1ea7n s\u1ed1 v\u00e0 bi\u00ean \u0111\u1ed9 c\u1ee7a l\u1ef1c t\u00e1c \u0111\u1ed9ng l\u00ean v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng \u0111\u01b0\u1ee3c t\u1ea1o ra. T\u1ea7n s\u1ed1 c\u1ed9ng h\u01b0\u1edfng c\u1ee7a v\u1eadt li\u1ec7u l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng c\u1ea7n \u0111\u01b0\u1ee3c xem x\u00e9t \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a c\u00f4ng su\u1ea5t \u0111\u1ea7u ra.<\/li>\n<li><strong>Thi\u1ebft k\u1ebf v\u00e0 c\u1ea5u tr\u00fac c\u1ee7a m\u00e1y ph\u00e1t:<\/strong> K\u00edch th\u01b0\u1edbc, h\u00ecnh d\u1ea1ng v\u00e0 c\u00e1ch s\u1eafp x\u1ebfp c\u1ee7a c\u00e1c ph\u1ea7n t\u1eed \u00e1p \u0111i\u1ec7n trong m\u00e1y ph\u00e1t \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng.<\/li>\n<li><strong>M\u1ea1ch \u0111i\u1ec7n k\u1ebft n\u1ed1i:<\/strong>  M\u1ea1ch \u0111i\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 thu th\u1eadp v\u00e0 l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t t\u1ed5ng th\u1ec3 c\u1ee7a h\u1ec7 th\u1ed1ng.<\/li>\n<\/ul>\n<h3>C\u00f4ng su\u1ea5t \u0111i\u1ec3n h\u00ecnh c\u1ee7a m\u00e1y ph\u00e1t \u0111i\u1ec7n \u00e1p \u0111i\u1ec7n<\/h3>\n<p>C\u00f4ng su\u1ea5t c\u1ee7a m\u00e1y ph\u00e1t \u0111i\u1ec7n \u00e1p \u0111i\u1ec7n r\u1ea5t \u0111a d\u1ea1ng, t\u1eeb microwatt \u0111\u1ebfn v\u00e0i watt, t\u00f9y thu\u1ed9c v\u00e0o \u1ee9ng d\u1ee5ng.<\/p>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th>\u1ee8ng d\u1ee5ng<\/th>\n<th>C\u00f4ng su\u1ea5t \u0111i\u1ec3n h\u00ecnh<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Thi\u1ebft b\u1ecb \u0111eo nh\u1ecf (\u0111\u1ed3ng h\u1ed3, m\u00e1y theo d\u00f5i s\u1ee9c kh\u1ecfe)<\/td>\n<td>Microwatt &#8211; Milliwatt<\/td>\n<\/tr>\n<tr>\n<td>Thu n\u0103ng l\u01b0\u1ee3ng t\u1eeb rung \u0111\u1ed9ng m\u00e1y m\u00f3c<\/td>\n<td>Milliwatt &#8211; Watt<\/td>\n<\/tr>\n<tr>\n<td>S\u00e0n nh\u00e0 t\u1ea1o n\u0103ng l\u01b0\u1ee3ng<\/td>\n<td>Watt &#8211; v\u00e0i ch\u1ee5c Watt (t\u00f9y di\u1ec7n t\u00edch)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u1ee8ng d\u1ee5ng v\u00e0 ti\u1ec1m n\u0103ng ph\u00e1t tri\u1ec3n<\/h3>\n<p>C\u00f4ng ngh\u1ec7 \u00e1p \u0111i\u1ec7n \u0111ang \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong nhi\u1ec1u l\u0129nh v\u1ef1c, t\u1eeb thu n\u0103ng l\u01b0\u1ee3ng t\u1eeb rung \u0111\u1ed9ng c\u1ee7a m\u00e1y m\u00f3c c\u00f4ng nghi\u1ec7p \u0111\u1ebfn thi\u1ebft b\u1ecb \u0111eo nh\u1ecf v\u00e0 th\u1eadm ch\u00ed l\u00e0 s\u00e0n nh\u00e0 t\u1ea1o n\u0103ng l\u01b0\u1ee3ng.  Tuy c\u00f4ng su\u1ea5t c\u1ee7a m\u1ed9t m\u00e1y ph\u00e1t \u0111i\u1ec7n \u00e1p \u0111i\u1ec7n \u0111\u01a1n l\u1ebb c\u00f3 th\u1ec3 nh\u1ecf, nh\u01b0ng vi\u1ec7c k\u1ebft h\u1ee3p nhi\u1ec1u m\u00e1y ph\u00e1t l\u1ea1i v\u1edbi nhau c\u00f3 th\u1ec3 t\u1ea1o ra ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng \u0111\u00e1ng k\u1ec3.<\/p>\n<h3>Gi\u1edbi h\u1ea1n v\u00e0 th\u00e1ch th\u1ee9c<\/h3>\n<p>M\u1eb7c d\u00f9 ti\u1ec1m n\u0103ng l\u1edbn, c\u00f4ng ngh\u1ec7 \u00e1p \u0111i\u1ec7n v\u1eabn \u0111\u1ed1i m\u1eb7t v\u1edbi m\u1ed9t s\u1ed1 th\u00e1ch th\u1ee9c, bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>\u0110\u1ed9 b\u1ec1n:<\/strong> M\u1ed9t s\u1ed1 v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n c\u00f3 th\u1ec3 b\u1ecb m\u00f2n ho\u1eb7c h\u1ecfng sau m\u1ed9t th\u1eddi gian s\u1eed d\u1ee5ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi ch\u1ecbu t\u00e1c \u0111\u1ed9ng l\u1ef1c l\u1edbn v\u00e0 li\u00ean t\u1ee5c.<\/li>\n<li><strong>Chi ph\u00ed:<\/strong> M\u1ed9t s\u1ed1 v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n c\u00f3 chi ph\u00ed s\u1ea3n xu\u1ea5t cao, h\u1ea1n ch\u1ebf kh\u1ea3 n\u0103ng \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i.<\/li>\n<li><strong>Hi\u1ec7u su\u1ea5t chuy\u1ec3n \u0111\u1ed5i:<\/strong>  Hi\u1ec7u su\u1ea5t chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc th\u00e0nh \u0111i\u1ec7n n\u0103ng v\u1eabn ch\u01b0a \u0111\u1ea1t m\u1ee9c t\u1ed1i \u01b0u.<\/li>\n<\/ul>\n<p>T\u00f3m l\u1ea1i, c\u00f4ng su\u1ea5t c\u1ee7a m\u00e1y ph\u00e1t \u0111i\u1ec7n \u00e1p \u0111i\u1ec7n ph\u1ee5 thu\u1ed9c v\u00e0o r\u1ea5t nhi\u1ec1u y\u1ebfu t\u1ed1. M\u1eb7c d\u00f9 c\u00f4ng su\u1ea5t c\u1ee7a m\u1ed9t m\u00e1y ph\u00e1t \u0111\u01a1n l\u1ebb c\u00f3 th\u1ec3 nh\u1ecf, nh\u01b0ng ti\u1ec1m n\u0103ng \u1ee9ng d\u1ee5ng c\u1ee7a c\u00f4ng ngh\u1ec7 n\u00e0y r\u1ea5t l\u1edbn, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong vi\u1ec7c thu h\u1ed3i n\u0103ng l\u01b0\u1ee3ng t\u1eeb c\u00e1c ngu\u1ed3n rung \u0111\u1ed9ng m\u00f4i tr\u01b0\u1eddng.  V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a v\u1eadt li\u1ec7u m\u1edbi v\u00e0 c\u00f4ng ngh\u1ec7 ch\u1ebf t\u1ea1o, m\u00e1y ph\u00e1t \u0111i\u1ec7n \u00e1p \u0111i\u1ec7n h\u1ee9a h\u1eb9n s\u1ebd \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong t\u01b0\u01a1ng lai n\u0103ng l\u01b0\u1ee3ng b\u1ec1n v\u1eefng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>N\u0103ng l\u01b0\u1ee3ng \u00e1p \u0111i\u1ec7n, m\u1ed9t ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb s\u1ef1 bi\u1ebfn d\u1ea1ng c\u01a1 h\u1ecdc c\u1ee7a v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n, \u0111ang thu h\u00fat s\u1ef1 ch\u00fa \u00fd ng\u00e0y c\u00e0ng t\u0103ng trong b\u1ed1i c\u1ea3nh nhu c\u1ea7u n\u0103ng l\u01b0\u1ee3ng to\u00e0n c\u1ea7u ng\u00e0y c\u00e0ng t\u0103ng. V\u1eady, m\u1ed9t m\u00e1y ph\u00e1t \u0111i\u1ec7n \u00e1p \u0111i\u1ec7n c\u00f3 th\u1ec3 t\u1ea1o<\/p>\n","protected":false},"author":1,"featured_media":24648,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6406],"tags":[],"class_list":["post-50332","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\/50332","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=50332"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/50332\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media\/24648"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media?parent=50332"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=50332"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=50332"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}