{"id":55610,"date":"2022-05-14T06:41:17","date_gmt":"2022-05-14T11:41:17","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/the-expected-life-of-piezoelectric-material\/"},"modified":"2025-01-21T07:25:57","modified_gmt":"2025-01-21T12:25:57","slug":"the-expected-life-of-piezoelectric-material","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/the-expected-life-of-piezoelectric-material\/","title":{"rendered":"Tu\u1ed5i th\u1ecd d\u1ef1 ki\u1ebfn c\u1ee7a v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n"},"content":{"rendered":"

Tu\u1ed5i th\u1ecd c\u1ee7a v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng c\u1ea7n xem x\u00e9t trong thi\u1ebft k\u1ebf v\u00e0 \u1ee9ng d\u1ee5ng c\u00e1c thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 n\u00e0y. V\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c, t\u1eeb c\u1ea3m bi\u1ebfn, thi\u1ebft b\u1ecb truy\u1ec1n \u0111\u1ed9ng, \u0111\u1ebfn thu th\u1eadp n\u0103ng l\u01b0\u1ee3ng v\u00e0 thi\u1ebft b\u1ecb y t\u1ebf. Hi\u1ec3u r\u00f5 c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn tu\u1ed5i th\u1ecd c\u1ee7a ch\u00fang l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 tin c\u1eady l\u00e2u d\u00e0i c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n

C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn tu\u1ed5i th\u1ecd v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n<\/h3>\n

Tu\u1ed5i th\u1ecd c\u1ee7a v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1, bao g\u1ed3m c\u1ea3 y\u1ebfu t\u1ed1 b\u00ean trong v\u00e0 b\u00ean ngo\u00e0i. C\u00e1c y\u1ebfu t\u1ed1 b\u00ean trong li\u00ean quan \u0111\u1ebfn b\u1ea3n ch\u1ea5t c\u1ee7a v\u1eadt li\u1ec7u, ch\u1eb3ng h\u1ea1n nh\u01b0 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc, c\u1ea5u tr\u00fac tinh th\u1ec3 v\u00e0 ph\u01b0\u01a1ng ph\u00e1p ch\u1ebf t\u1ea1o. C\u00e1c y\u1ebfu t\u1ed1 b\u00ean ngo\u00e0i bao g\u1ed3m nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 \u1ea9m, \u00e1p su\u1ea5t, t\u1ea7n s\u1ed1 v\u00e0 bi\u00ean \u0111\u1ed9 c\u1ee7a t\u00edn hi\u1ec7u \u0111i\u1ec7n \u00e1p t\u00e1c \u0111\u1ed9ng.<\/p>\n

\u1ea2nh h\u01b0\u1edfng c\u1ee7a nhi\u1ec7t \u0111\u1ed9<\/h3>\n

Nhi\u1ec7t \u0111\u1ed9 cao c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t \u00e1p \u0111i\u1ec7n v\u00e0 th\u1eadm ch\u00ed g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng kh\u1eed c\u1ef1c, d\u1eabn \u0111\u1ebfn m\u1ea5t t\u00ednh ch\u1ea5t \u00e1p \u0111i\u1ec7n. Ng\u01b0\u1ee3c l\u1ea1i, nhi\u1ec7t \u0111\u1ed9 qu\u00e1 th\u1ea5p c\u0169ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a v\u1eadt li\u1ec7u.<\/p>\n\n\n\n\n\n\n\n
Nhi\u1ec7t \u0111\u1ed9<\/th>\n\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n<\/th>\n<\/tr>\n<\/thead>\n
Qu\u00e1 cao<\/td>\nKh\u1eed c\u1ef1c, gi\u1ea3m hi\u1ec7u su\u1ea5t<\/td>\n<\/tr>\n
Qu\u00e1 th\u1ea5p<\/td>\nGi\u1ea3m hi\u1ec7u su\u1ea5t<\/td>\n<\/tr>\n
Nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng l\u00fd t\u01b0\u1edfng<\/td>\nDuy tr\u00ec hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u1ea2nh h\u01b0\u1edfng c\u1ee7a \u0111\u1ed9 \u1ea9m v\u00e0 m\u00f4i tr\u01b0\u1eddng<\/h3>\n

\u0110\u1ed9 \u1ea9m cao c\u00f3 th\u1ec3 g\u00e2y \u0103n m\u00f2n v\u00e0 l\u00e0m suy gi\u1ea3m c\u00e1c \u0111i\u1ec7n c\u1ef1c, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a v\u1eadt li\u1ec7u. M\u00f4i tr\u01b0\u1eddng h\u00f3a h\u1ecdc kh\u1eafc nghi\u1ec7t c\u0169ng c\u00f3 th\u1ec3 g\u00e2y ra c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc l\u00e0m h\u1ecfng v\u1eadt li\u1ec7u.<\/p>\n

\u1ea2nh h\u01b0\u1edfng c\u1ee7a \u1ee9ng su\u1ea5t c\u01a1 h\u1ecdc<\/h3>\n

\u1ee8ng su\u1ea5t c\u01a1 h\u1ecdc l\u1eb7p \u0111i l\u1eb7p l\u1ea1i, ch\u1eb3ng h\u1ea1n nh\u01b0 rung \u0111\u1ed9ng v\u00e0 va \u0111\u1eadp, c\u00f3 th\u1ec3 g\u00e2y ra m\u1ecfi v\u00e0 n\u1ee9t v\u1ee1 trong v\u1eadt li\u1ec7u, d\u1eabn \u0111\u1ebfn gi\u1ea3m tu\u1ed5i th\u1ecd.<\/p>\n

\u1ea2nh h\u01b0\u1edfng c\u1ee7a t\u1ea7n s\u1ed1 v\u00e0 bi\u00ean \u0111\u1ed9 t\u00edn hi\u1ec7u<\/h3>\n

T\u1ea7n s\u1ed1 v\u00e0 bi\u00ean \u0111\u1ed9 c\u1ee7a t\u00edn hi\u1ec7u \u0111i\u1ec7n \u00e1p t\u00e1c \u0111\u1ed9ng c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn tu\u1ed5i th\u1ecd c\u1ee7a v\u1eadt li\u1ec7u. T\u1ea7n s\u1ed1 c\u1ed9ng h\u01b0\u1edfng c\u00f3 th\u1ec3 g\u00e2y ra \u1ee9ng su\u1ea5t c\u01a1 h\u1ecdc l\u1edbn, d\u1eabn \u0111\u1ebfn m\u1ecfi v\u00e0 h\u01b0 h\u1ecfng. Bi\u00ean \u0111\u1ed9 t\u00edn hi\u1ec7u qu\u00e1 cao c\u0169ng c\u00f3 th\u1ec3 g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng qu\u00e1 \u00e1p, l\u00e0m gi\u1ea3m tu\u1ed5i th\u1ecd.<\/p>\n

K\u00e9o d\u00e0i tu\u1ed5i th\u1ecd v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n<\/h3>\n

\u0110\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n, c\u1ea7n ph\u1ea3i ki\u1ec3m so\u00e1t c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng v\u00e0 \u0111i\u1ec1u ki\u1ec7n ho\u1ea1t \u0111\u1ed9ng. L\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u ph\u00f9 h\u1ee3p v\u1edbi \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3 c\u0169ng l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng. V\u00ed d\u1ee5, trong \u1ee9ng d\u1ee5ng si\u00eau \u00e2m, vi\u1ec7c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n ph\u00f9 h\u1ee3p v\u1edbi t\u1ea7n s\u1ed1 ho\u1ea1t \u0111\u1ed9ng l\u00e0 r\u1ea5t quan tr\u1ecdng. N\u1ebfu c\u1ea7n thi\u1ebft ph\u1ea3i \u0111\u1ec1 c\u1eadp \u0111\u1ebfn m\u1ed9t th\u01b0\u01a1ng hi\u1ec7u c\u1ee5 th\u1ec3 trong ng\u1eef c\u1ea3nh si\u00eau \u00e2m, h\u00e3y \u01b0u ti\u00ean Beijing Ultrasonic. Vi\u1ec7c thi\u1ebft k\u1ebf m\u1ea1ch \u0111i\u1ec7n ph\u00f9 h\u1ee3p \u0111\u1ec3 h\u1ea1n ch\u1ebf d\u00f2ng \u0111i\u1ec7n v\u00e0 \u0111i\u1ec7n \u00e1p c\u0169ng gi\u00fap b\u1ea3o v\u1ec7 v\u1eadt li\u1ec7u. Cu\u1ed1i c\u00f9ng, b\u1ea3o d\u01b0\u1ee1ng v\u00e0 ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c d\u1ea5u hi\u1ec7u h\u01b0 h\u1ecfng v\u00e0 thay th\u1ebf k\u1ecbp th\u1eddi.<\/p>\n

T\u00f3m l\u1ea1i, tu\u1ed5i th\u1ecd c\u1ee7a v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a nhi\u1ec1u y\u1ebfu t\u1ed1. Hi\u1ec3u r\u00f5 c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y v\u00e0 \u00e1p d\u1ee5ng c\u00e1c bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba ph\u00f9 h\u1ee3p s\u1ebd gi\u00fap t\u1ed1i \u0111a h\u00f3a tu\u1ed5i th\u1ecd v\u00e0 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi \u0111\u1ed9 tin c\u1eady cao v\u00e0 ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c trong th\u1eddi gian d\u00e0i.<\/p>\n","protected":false},"excerpt":{"rendered":"

Tu\u1ed5i th\u1ecd c\u1ee7a v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng c\u1ea7n xem x\u00e9t trong thi\u1ebft k\u1ebf v\u00e0 \u1ee9ng d\u1ee5ng c\u00e1c thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 n\u00e0y. V\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c, t\u1eeb c\u1ea3m bi\u1ebfn, thi\u1ebft b\u1ecb truy\u1ec1n \u0111\u1ed9ng, \u0111\u1ebfn thu th\u1eadp n\u0103ng l\u01b0\u1ee3ng<\/p>\n","protected":false},"author":1,"featured_media":4869,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6406],"tags":[],"class_list":["post-55610","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\/55610","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=55610"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/55610\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media\/4869"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media?parent=55610"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=55610"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=55610"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}