{"id":50356,"date":"2023-04-21T14:59:09","date_gmt":"2023-04-21T19:59:09","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-much-electricity-can-piezoelectric-generator-produce\/"},"modified":"2025-01-21T07:13:28","modified_gmt":"2025-01-21T12:13:28","slug":"how-much-electricity-can-piezoelectric-generator-produce","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/how-much-electricity-can-piezoelectric-generator-produce\/","title":{"rendered":"Kh\u1ea3 n\u0103ng ph\u00e1t \u0111i\u1ec7n c\u1ee7a v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n"},"content":{"rendered":"<p>\u0110i\u1ec7n \u00e1p \u0111i\u1ec7n l\u00e0 m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng th\u00fa v\u1ecb, n\u01a1i n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.  \u0110i\u1ec1u n\u00e0y m\u1edf ra kh\u1ea3 n\u0103ng khai th\u00e1c n\u0103ng l\u01b0\u1ee3ng t\u1eeb c\u00e1c rung \u0111\u1ed9ng, \u00e1p l\u1ef1c, v\u00e0 chuy\u1ec3n \u0111\u1ed9ng trong m\u00f4i tr\u01b0\u1eddng xung quanh ch\u00fang ta. V\u1eady, m\u1ed9t m\u00e1y ph\u00e1t \u0111i\u1ec7n \u00e1p \u0111i\u1ec7n c\u00f3 th\u1ec3 t\u1ea1o ra bao nhi\u00eau \u0111i\u1ec7n n\u0103ng?  C\u00e2u tr\u1ea3 l\u1eddi kh\u00f4ng \u0111\u01a1n gi\u1ea3n v\u00e0 ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1.<\/p>\n<h3>C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng<\/h3>\n<p>L\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng m\u00e0 m\u1ed9t m\u00e1y ph\u00e1t \u0111i\u1ec7n \u00e1p \u0111i\u1ec7n t\u1ea1o ra ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1, bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>V\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n:<\/strong> C\u00e1c v\u1eadt li\u1ec7u kh\u00e1c nhau c\u00f3 hi\u1ec7u su\u1ea5t \u00e1p \u0111i\u1ec7n kh\u00e1c nhau. V\u00ed d\u1ee5, g\u1ed1m PZT (ch\u00ec zirconate titanate) th\u01b0\u1eddng hi\u1ec7u qu\u1ea3 h\u01a1n th\u1ea1ch anh.<\/li>\n<li><strong>K\u00edch th\u01b0\u1edbc v\u00e0 thi\u1ebft k\u1ebf:<\/strong> M\u00e1y ph\u00e1t l\u1edbn h\u01a1n v\u00e0 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf t\u1ed1i \u01b0u h\u01a1n s\u1ebd t\u1ea1o ra nhi\u1ec1u \u0111i\u1ec7n n\u0103ng 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 rung \u0111\u1ed9ng 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 xem x\u00e9t.<\/li>\n<li><strong>\u00c1p l\u1ef1c t\u00e1c d\u1ee5ng:<\/strong>  L\u1ef1c t\u00e1c \u0111\u1ed9ng c\u00e0ng l\u1edbn, \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n t\u1ea1o ra c\u00e0ng cao.<\/li>\n<li><strong>M\u1ea1ch \u0111i\u1ec7n k\u1ebft n\u1ed1i:<\/strong> Hi\u1ec7u su\u1ea5t c\u1ee7a m\u1ea1ch ch\u1ec9nh l\u01b0u v\u00e0 l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c.<\/li>\n<\/ul>\n<h3>\u0110i\u1ec7n n\u0103ng c\u1ee7a m\u00e1y ph\u00e1t \u0111i\u1ec7n \u00e1p \u0111i\u1ec7n trong th\u1ef1c t\u1ebf<\/h3>\n<p>Trong th\u1ef1c t\u1ebf, l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng m\u00e0 m\u00e1y ph\u00e1t \u0111i\u1ec7n \u00e1p \u0111i\u1ec7n t\u1ea1o ra th\u01b0\u1eddng kh\u00e1 nh\u1ecf, t\u1eeb microwatt \u0111\u1ebfn milliwatt.  <\/p>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th>\u1ee8ng d\u1ee5ng<\/th>\n<th>\u0110i\u1ec7n n\u0103ng \u0111i\u1ec3n h\u00ecnh<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Thi\u1ebft b\u1ecb thu n\u0103ng l\u01b0\u1ee3ng t\u1eeb b\u01b0\u1edbc ch\u00e2n<\/td>\n<td>Microwatt \u0111\u1ebfn milliwatt<\/td>\n<\/tr>\n<tr>\n<td>C\u1ea3m bi\u1ebfn \u00e1p su\u1ea5t<\/td>\n<td>Microwatt<\/td>\n<\/tr>\n<tr>\n<td>Thi\u1ebft b\u1ecb \u0111\u00e1nh l\u1eeda<\/td>\n<td>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>Microwatt \u0111\u1ebfn milliwatt<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>V\u00ed d\u1ee5 v\u1ec1 \u1ee9ng d\u1ee5ng v\u00e0 \u0111i\u1ec7n n\u0103ng<\/h3>\n<p>M\u1ed9t v\u00ed d\u1ee5 \u0111i\u1ec3n h\u00ecnh l\u00e0 vi\u1ec7c thu n\u0103ng l\u01b0\u1ee3ng t\u1eeb b\u01b0\u1edbc ch\u00e2n.  M\u1ed9t m\u00e1y ph\u00e1t \u0111i\u1ec7n \u00e1p \u0111i\u1ec7n \u0111\u1eb7t trong \u0111\u1ebf gi\u00e0y c\u00f3 th\u1ec3 t\u1ea1o ra v\u00e0i milliwatt \u0111i\u1ec7n n\u0103ng v\u1edbi m\u1ed7i b\u01b0\u1edbc ch\u00e2n.  Tuy nh\u1ecf, n\u0103ng l\u01b0\u1ee3ng n\u00e0y c\u00f3 th\u1ec3 \u0111\u1ee7 \u0111\u1ec3 cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed nh\u1ecf, nh\u01b0 c\u1ea3m bi\u1ebfn ho\u1eb7c thi\u1ebft b\u1ecb theo d\u00f5i.  T\u01b0\u01a1ng t\u1ef1, c\u00e1c c\u1ea3m bi\u1ebfn \u00e1p su\u1ea5t \u00e1p \u0111i\u1ec7n c\u00f3 th\u1ec3 t\u1ea1o ra \u0111\u1ee7 \u0111i\u1ec7n n\u0103ng \u0111\u1ec3 t\u1ef1 v\u1eadn h\u00e0nh m\u00e0 kh\u00f4ng c\u1ea7n ngu\u1ed3n \u0111i\u1ec7n b\u00ean ngo\u00e0i.<\/p>\n<h3>T\u0103ng c\u01b0\u1eddng \u0111i\u1ec7n n\u0103ng s\u1ea3n xu\u1ea5t<\/h3>\n<p>\u0110\u1ec3 t\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng s\u1ea3n xu\u1ea5t, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111ang t\u00ecm ki\u1ebfm c\u00e1c v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n m\u1edbi c\u00f3 hi\u1ec7u su\u1ea5t cao h\u01a1n.  Vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a thi\u1ebft k\u1ebf c\u1ee7a m\u00e1y ph\u00e1t v\u00e0 k\u1ebft h\u1ee3p nhi\u1ec1u m\u00e1y ph\u00e1t c\u0169ng l\u00e0 m\u1ed9t h\u01b0\u1edbng \u0111i \u0111\u1ea7y ti\u1ec1m n\u0103ng.  M\u1ed9t s\u1ed1 nghi\u00ean c\u1ee9u c\u0169ng t\u1eadp trung v\u00e0o vi\u1ec7c khai th\u00e1c n\u0103ng l\u01b0\u1ee3ng t\u1eeb c\u00e1c ngu\u1ed3n rung \u0111\u1ed9ng c\u00f3 t\u1ea7n s\u1ed1 v\u00e0 bi\u00ean \u0111\u1ed9 cao.<\/p>\n<p>T\u00f3m l\u1ea1i, m\u00e1y ph\u00e1t \u0111i\u1ec7n \u00e1p \u0111i\u1ec7n c\u00f3 kh\u1ea3 n\u0103ng t\u1ea1o ra \u0111i\u1ec7n n\u0103ng t\u1eeb c\u00e1c ngu\u1ed3n rung \u0111\u1ed9ng v\u00e0 \u00e1p l\u1ef1c.  M\u1eb7c d\u00f9 l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng t\u1ea1o ra th\u01b0\u1eddng nh\u1ecf, nh\u01b0ng c\u00f4ng ngh\u1ec7 n\u00e0y c\u00f3 ti\u1ec1m n\u0103ng \u1ee9ng d\u1ee5ng r\u1ea5t l\u1edbn trong vi\u1ec7c cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed nh\u1ecf v\u00e0 c\u1ea3m bi\u1ebfn.  V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n li\u00ean t\u1ee5c c\u1ee7a v\u1eadt li\u1ec7u v\u00e0 thi\u1ebft k\u1ebf, hy v\u1ecdng r\u1eb1ng trong t\u01b0\u01a1ng lai, m\u00e1y ph\u00e1t \u0111i\u1ec7n \u00e1p \u0111i\u1ec7n s\u1ebd c\u00f3 th\u1ec3 t\u1ea1o ra l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng \u0111\u00e1ng k\u1ec3 h\u01a1n, g\u00f3p ph\u1ea7n v\u00e0o vi\u1ec7c khai th\u00e1c n\u0103ng l\u01b0\u1ee3ng b\u1ec1n v\u1eefng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0110i\u1ec7n \u00e1p \u0111i\u1ec7n l\u00e0 m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng th\u00fa v\u1ecb, n\u01a1i n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n v\u00e0 ng\u01b0\u1ee3c l\u1ea1i. \u0110i\u1ec1u n\u00e0y m\u1edf ra kh\u1ea3 n\u0103ng khai th\u00e1c n\u0103ng l\u01b0\u1ee3ng t\u1eeb c\u00e1c rung \u0111\u1ed9ng, \u00e1p l\u1ef1c, v\u00e0 chuy\u1ec3n \u0111\u1ed9ng trong m\u00f4i tr\u01b0\u1eddng xung quanh ch\u00fang ta. V\u1eady, m\u1ed9t m\u00e1y ph\u00e1t \u0111i\u1ec7n<\/p>\n","protected":false},"author":1,"featured_media":24652,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6406],"tags":[],"class_list":["post-50356","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\/50356","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=50356"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/50356\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media\/24652"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media?parent=50356"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=50356"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=50356"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}