{"id":49796,"date":"2023-04-21T15:40:28","date_gmt":"2023-04-21T20:40:28","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-to-connect-piezoelectric-transducer\/"},"modified":"2025-01-21T07:14:55","modified_gmt":"2025-01-21T12:14:55","slug":"how-to-connect-piezoelectric-transducer","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/how-to-connect-piezoelectric-transducer\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn k\u1ebft n\u1ed1i c\u1ea3m bi\u1ebfn \u00e1p \u0111i\u1ec7n"},"content":{"rendered":"

Vi\u1ec7c k\u1ebft n\u1ed1i \u0111\u1ea7u d\u00f2 \u00e1p \u0111i\u1ec7n \u0111\u00fang c\u00e1ch l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng ho\u1eb7c \u0111i\u1ec1u khi\u1ec3n. M\u1ed9t k\u1ebft n\u1ed1i kh\u00f4ng ch\u00ednh x\u00e1c c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn t\u00edn hi\u1ec7u y\u1ebfu, nhi\u1ec5u, ho\u1eb7c th\u1eadm ch\u00ed h\u1ecfng h\u00f3c thi\u1ebft b\u1ecb. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1ch k\u1ebft n\u1ed1i \u0111\u1ea7u d\u00f2 \u00e1p \u0111i\u1ec7n cho c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau.<\/p>\n

L\u1ef1a ch\u1ecdn d\u00e2y d\u1eabn ph\u00f9 h\u1ee3p<\/h3>\n

D\u00e2y d\u1eabn \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c truy\u1ec1n t\u00edn hi\u1ec7u t\u1eeb \u0111\u1ea7u d\u00f2. N\u00ean s\u1eed d\u1ee5ng d\u00e2y d\u1eabn \u0111\u1ed3ng tr\u1ee5c (coaxial cable) c\u00f3 l\u1edbp v\u1ecf b\u1ecdc ch\u1ed1ng nhi\u1ec5u \u0111\u1ec3 gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a nhi\u1ec5u \u0111i\u1ec7n t\u1eeb. \u0110\u1ed9 d\u00e0i c\u1ee7a d\u00e2y c\u0169ng c\u1ea7n \u0111\u01b0\u1ee3c c\u00e2n nh\u1eafc \u0111\u1ec3 tr\u00e1nh suy hao t\u00edn hi\u1ec7u. \u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi \u0111\u1ed9 ch\u00ednh x\u00e1c cao, n\u00ean s\u1eed d\u1ee5ng d\u00e2y d\u1eabn ch\u1ea5t l\u01b0\u1ee3ng cao v\u00e0 c\u00f3 tr\u1edf kh\u00e1ng ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ea7u d\u00f2 v\u00e0 thi\u1ebft b\u1ecb ti\u1ebfp nh\u1eadn.<\/p>\n

K\u1ebft n\u1ed1i c\u01a1 kh\u00ed<\/h3>\n

\u0110\u1ea7u d\u00f2 \u00e1p \u0111i\u1ec7n c\u1ea7n \u0111\u01b0\u1ee3c g\u1eafn ch\u1eafc ch\u1eafn v\u00e0o v\u1eadt th\u1ec3 c\u1ea7n \u0111o. Vi\u1ec7c g\u1eafn l\u1ecfng l\u1ebbo c\u00f3 th\u1ec3 g\u00e2y ra sai s\u1ed1 \u0111o l\u01b0\u1eddng. T\u00f9y thu\u1ed9c v\u00e0o \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng keo d\u00e1n, \u1ed1c v\u00edt, ho\u1eb7c c\u00e1c ph\u01b0\u01a1ng ph\u00e1p c\u1ed1 \u0111\u1ecbnh kh\u00e1c. C\u1ea7n \u0111\u1ea3m b\u1ea3o b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac gi\u1eefa \u0111\u1ea7u d\u00f2 v\u00e0 v\u1eadt th\u1ec3 \u0111o l\u01b0\u1eddng ph\u1ea3i s\u1ea1ch v\u00e0 ph\u1eb3ng \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a vi\u1ec7c truy\u1ec1n t\u00edn hi\u1ec7u.<\/p>\n

K\u1ebft n\u1ed1i \u0111i\u1ec7n<\/h3>\n

\u0110\u1ea7u d\u00f2 \u00e1p \u0111i\u1ec7n th\u01b0\u1eddng c\u00f3 hai d\u00e2y d\u1eabn, m\u1ed9t d\u00e2y t\u00edn hi\u1ec7u v\u00e0 m\u1ed9t d\u00e2y n\u1ed1i \u0111\u1ea5t. Vi\u1ec7c k\u1ebft n\u1ed1i \u0111\u00fang c\u1ef1c l\u00e0 r\u1ea5t quan tr\u1ecdng. \u0110\u1ea5u nh\u1ea7m c\u1ef1c c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng \u0111\u1ea7u d\u00f2. M\u1ed9t s\u1ed1 \u0111\u1ea7u d\u00f2 c\u00f3 th\u1ec3 c\u00f3 th\u00eam d\u00e2y d\u1eabn cho v\u1ecf b\u1ecdc ch\u1ed1ng nhi\u1ec5u. Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, v\u1ecf b\u1ecdc c\u1ea7n \u0111\u01b0\u1ee3c n\u1ed1i \u0111\u1ea5t \u0111\u00fang c\u00e1ch.<\/p>\n\n\n\n\n\n\n\n
Ki\u1ec3u k\u1ebft n\u1ed1i<\/th>\nM\u00f4 t\u1ea3<\/th>\n\u01afu \u0111i\u1ec3m<\/th>\nNh\u01b0\u1ee3c \u0111i\u1ec3m<\/th>\n<\/tr>\n<\/thead>\n
H\u00e0n<\/td>\nN\u1ed1i d\u00e2y tr\u1ef1c ti\u1ebfp v\u00e0o \u0111\u1ea7u d\u00f2 b\u1eb1ng c\u00e1ch h\u00e0n.<\/td>\nK\u1ebft n\u1ed1i ch\u1eafc ch\u1eafn, \u00edt nhi\u1ec5u.<\/td>\nKh\u00f3 s\u1eeda ch\u1eefa, c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng \u0111\u1ea7u d\u00f2 n\u1ebfu h\u00e0n kh\u00f4ng \u0111\u00fang c\u00e1ch.<\/td>\n<\/tr>\n
\u0110\u1ea7u n\u1ed1i (Connector)<\/td>\nS\u1eed d\u1ee5ng \u0111\u1ea7u n\u1ed1i BNC, SMA ho\u1eb7c c\u00e1c lo\u1ea1i kh\u00e1c.<\/td>\nD\u1ec5 d\u00e0ng th\u00e1o l\u1eafp, thay th\u1ebf.<\/td>\nC\u00f3 th\u1ec3 g\u00e2y ra nhi\u1ec5u n\u1ebfu ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea7u n\u1ed1i k\u00e9m.<\/td>\n<\/tr>\n
K\u1eb9p (Clamp)<\/td>\nK\u1eb9p d\u00e2y tr\u1ef1c ti\u1ebfp v\u00e0o \u0111\u1ea7u d\u00f2.<\/td>\nNhanh ch\u00f3ng, \u0111\u01a1n gi\u1ea3n.<\/td>\nK\u1ebft n\u1ed1i kh\u00f4ng ch\u1eafc ch\u1eafn, d\u1ec5 b\u1ecb l\u1ecfng.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

X\u1eed l\u00fd t\u00edn hi\u1ec7u<\/h3>\n

T\u00edn hi\u1ec7u t\u1eeb \u0111\u1ea7u d\u00f2 \u00e1p \u0111i\u1ec7n th\u01b0\u1eddng r\u1ea5t y\u1ebfu v\u00e0 c\u1ea7n \u0111\u01b0\u1ee3c khu\u1ebfch \u0111\u1ea1i tr\u01b0\u1edbc khi x\u1eed l\u00fd. C\u1ea7n l\u1ef1a ch\u1ecdn b\u1ed9 khu\u1ebfch \u0111\u1ea1i ph\u00f9 h\u1ee3p v\u1edbi d\u1ea3i t\u1ea7n s\u1ed1 v\u00e0 \u0111\u1ed9 nh\u1ea1y c\u1ee7a \u0111\u1ea7u d\u00f2. Ngo\u00e0i ra, c\u1ea7n l\u1ecdc nhi\u1ec5u \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c t\u00edn hi\u1ec7u kh\u00f4ng mong mu\u1ed1n. Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, vi\u1ec7c hi\u1ec7u chu\u1ea9n h\u1ec7 th\u1ed1ng l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a ph\u00e9p \u0111o. V\u00ed d\u1ee5, n\u1ebfu \u1ee9ng d\u1ee5ng li\u00ean quan \u0111\u1ebfn si\u00eau \u00e2m v\u00e0 vi\u1ec7c hi\u1ec7u chu\u1ea9n \u0111\u00f2i h\u1ecfi thi\u1ebft b\u1ecb chuy\u00ean d\u1ee5ng, s\u1ea3n ph\u1ea9m c\u1ee7a Beijing Ultrasonic c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p.<\/p>\n

Ki\u1ec3m tra k\u1ebft n\u1ed1i<\/h3>\n

Sau khi ho\u00e0n t\u1ea5t vi\u1ec7c k\u1ebft n\u1ed1i, c\u1ea7n ki\u1ec3m tra k\u1ef9 l\u01b0\u1ee1ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng \u0111\u00fang. C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u00e1y hi\u1ec7n s\u00f3ng \u0111\u1ec3 ki\u1ec3m tra t\u00edn hi\u1ec7u \u0111\u1ea7u ra c\u1ee7a \u0111\u1ea7u d\u00f2. N\u1ebfu t\u00edn hi\u1ec7u y\u1ebfu ho\u1eb7c b\u1ecb nhi\u1ec5u, c\u1ea7n ki\u1ec3m tra l\u1ea1i c\u00e1c k\u1ebft n\u1ed1i v\u00e0 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1.<\/p>\n

Vi\u1ec7c k\u1ebft n\u1ed1i \u0111\u1ea7u d\u00f2 \u00e1p \u0111i\u1ec7n \u0111\u00f2i h\u1ecfi s\u1ef1 t\u1ec9 m\u1ec9 v\u00e0 ch\u00ednh x\u00e1c. B\u1eb1ng c\u00e1ch l\u00e0m theo c\u00e1c b\u01b0\u1edbc h\u01b0\u1edbng d\u1eabn tr\u00ean v\u00e0 l\u1ef1a ch\u1ecdn c\u00e1c linh ki\u1ec7n ph\u00f9 h\u1ee3p, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 ch\u00ednh x\u00e1c mong mu\u1ed1n. \u0110\u1eebng qu\u00ean tham kh\u1ea3o t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin chi ti\u1ebft v\u1ec1 t\u1eebng lo\u1ea1i \u0111\u1ea7u d\u00f2 c\u1ee5 th\u1ec3.<\/p>\n","protected":false},"excerpt":{"rendered":"

Vi\u1ec7c k\u1ebft n\u1ed1i \u0111\u1ea7u d\u00f2 \u00e1p \u0111i\u1ec7n \u0111\u00fang c\u00e1ch l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng ho\u1eb7c \u0111i\u1ec1u khi\u1ec3n. M\u1ed9t k\u1ebft n\u1ed1i kh\u00f4ng ch\u00ednh x\u00e1c c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn t\u00edn hi\u1ec7u y\u1ebfu, nhi\u1ec5u, ho\u1eb7c th\u1eadm ch\u00ed h\u1ecfng h\u00f3c thi\u1ebft b\u1ecb. B\u00e0i vi\u1ebft n\u00e0y<\/p>\n","protected":false},"author":1,"featured_media":19418,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6406],"tags":[],"class_list":["post-49796","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\/49796","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=49796"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/49796\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media\/19418"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media?parent=49796"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=49796"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=49796"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}