{"id":51588,"date":"2023-04-21T13:40:03","date_gmt":"2023-04-21T18:40:03","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/diy-ultrasonic-humidifier-circuit\/"},"modified":"2025-01-21T07:09:57","modified_gmt":"2025-01-21T12:09:57","slug":"diy-ultrasonic-humidifier-circuit","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/diy-ultrasonic-humidifier-circuit\/","title":{"rendered":"T\u1ef1 ch\u1ebf m\u00e1y t\u1ea1o \u1ea9m si\u00eau \u00e2m: M\u1ea1ch \u0111i\u1ec7n \u0111\u01a1n gi\u1ea3n"},"content":{"rendered":"

M\u00e1y t\u1ea1o \u0111\u1ed9 \u1ea9m si\u00eau \u00e2m t\u1ef1 ch\u1ebf \u0111ang ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn nh\u1edd t\u00ednh ti\u1ec7n l\u1ee3i, chi ph\u00ed th\u1ea5p v\u00e0 kh\u1ea3 n\u0103ng t\u00f9y ch\u1ec9nh theo nhu c\u1ea7u c\u00e1 nh\u00e2n. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1ch ch\u1ebf t\u1ea1o m\u1ed9t m\u1ea1ch \u0111i\u1ec7n m\u00e1y t\u1ea1o \u0111\u1ed9 \u1ea9m si\u00eau \u00e2m \u0111\u01a1n gi\u1ea3n, d\u1ec5 th\u1ef1c hi\u1ec7n ngay t\u1ea1i nh\u00e0.<\/p>\n

Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y t\u1ea1o \u0111\u1ed9 \u1ea9m si\u00eau \u00e2m<\/h3>\n

M\u00e1y t\u1ea1o \u0111\u1ed9 \u1ea9m si\u00eau \u00e2m s\u1eed d\u1ee5ng t\u1ea7n s\u1ed1 cao \u0111\u1ec3 t\u1ea1o ra rung \u0111\u1ed9ng, bi\u1ebfn n\u01b0\u1edbc th\u00e0nh s\u01b0\u01a1ng m\u00f9. T\u1ea7n s\u1ed1 n\u00e0y th\u01b0\u1eddng n\u1eb1m trong kho\u1ea3ng 1.7MHz – 2.5MHz, \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1edfi m\u1ed9t b\u1ed9 chuy\u1ec3n \u0111\u1ed5i \u00e1p \u0111i\u1ec7n (transducer). Khi \u0111\u01b0\u1ee3c c\u1ea5p \u0111i\u1ec7n, transducer s\u1ebd rung \u0111\u1ed9ng \u1edf t\u1ea7n s\u1ed1 cao, ph\u00e1 v\u1ee1 n\u01b0\u1edbc th\u00e0nh c\u00e1c h\u1ea1t s\u01b0\u01a1ng nh\u1ecf li ti, khu\u1ebfch t\u00e1n v\u00e0o kh\u00f4ng kh\u00ed, t\u0103ng \u0111\u1ed9 \u1ea9m.<\/p>\n

Linh ki\u1ec7n c\u1ea7n thi\u1ebft<\/h3>\n\n\n\n\n\n\n\n\n\n\n\n
Linh ki\u1ec7n<\/th>\nM\u00f4 t\u1ea3<\/th>\nS\u1ed1 l\u01b0\u1ee3ng<\/th>\n<\/tr>\n<\/thead>\n
B\u1ed9 chuy\u1ec3n \u0111\u1ed5i \u00e1p \u0111i\u1ec7n (transducer) si\u00eau \u00e2m<\/td>\nT\u1ea1o rung \u0111\u1ed9ng \u0111\u1ec3 bi\u1ebfn n\u01b0\u1edbc th\u00e0nh s\u01b0\u01a1ng<\/td>\n1<\/td>\n<\/tr>\n
M\u1ea1ch \u0111i\u1ec1u khi\u1ec3n<\/td>\n\u0110i\u1ec1u khi\u1ec3n t\u1ea7n s\u1ed1 v\u00e0 c\u00f4ng su\u1ea5t c\u1ee7a transducer<\/td>\n1<\/td>\n<\/tr>\n
Ngu\u1ed3n \u0111i\u1ec7n<\/td>\nCung c\u1ea5p \u0111i\u1ec7n cho m\u1ea1ch \u0111i\u1ec1u khi\u1ec3n<\/td>\n1 (th\u01b0\u1eddng l\u00e0 ngu\u1ed3n 12V DC)<\/td>\n<\/tr>\n
Qu\u1ea1t<\/td>\nGi\u00fap khu\u1ebfch t\u00e1n s\u01b0\u01a1ng m\u00f9<\/td>\n1 (t\u00f9y ch\u1ecdn)<\/td>\n<\/tr>\n
V\u1ecf h\u1ed9p<\/td>\nCh\u1ee9a c\u00e1c linh ki\u1ec7n<\/td>\n1<\/td>\n<\/tr>\n
D\u00e2y \u0111i\u1ec7n<\/td>\nK\u1ebft n\u1ed1i c\u00e1c linh ki\u1ec7n<\/td>\n<\/td>\n<\/tr>\n
\u1ed0ng d\u1eabn n\u01b0\u1edbc<\/td>\nD\u1eabn n\u01b0\u1edbc \u0111\u1ebfn transducer<\/td>\n1 (t\u00f9y thi\u1ebft k\u1ebf)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

S\u01a1 \u0111\u1ed3 m\u1ea1ch \u0111i\u1ec7n<\/h3>\n

M\u1ea1ch \u0111i\u1ec1u khi\u1ec3n th\u01b0\u1eddng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u1ef1a tr\u00ean IC 555 ho\u1eb7c c\u00e1c m\u1ea1ch dao \u0111\u1ed9ng kh\u00e1c. M\u1ea1ch n\u00e0y s\u1ebd t\u1ea1o ra t\u00edn hi\u1ec7u \u0111i\u1ec7n xoay chi\u1ec1u v\u1edbi t\u1ea7n s\u1ed1 ph\u00f9 h\u1ee3p \u0111\u1ec3 k\u00edch ho\u1ea1t transducer. T\u00edn hi\u1ec7u n\u00e0y \u0111\u01b0\u1ee3c khu\u1ebfch \u0111\u1ea1i v\u00e0 \u0111\u01b0a \u0111\u1ebfn transducer. N\u1ebfu c\u1ea7n \u0111i\u1ec1u ch\u1ec9nh c\u01b0\u1eddng \u0111\u1ed9 s\u01b0\u01a1ng, c\u00f3 th\u1ec3 th\u00eam m\u1ed9t chi\u1ebft \u00e1p v\u00e0o m\u1ea1ch \u0111i\u1ec1u khi\u1ec3n \u0111\u1ec3 thay \u0111\u1ed5i bi\u00ean \u0111\u1ed9 t\u00edn hi\u1ec7u.<\/p>\n

L\u1eafp r\u00e1p m\u1ea1ch \u0111i\u1ec7n<\/h3>\n

Sau khi chu\u1ea9n b\u1ecb \u0111\u1ea7y \u0111\u1ee7 linh ki\u1ec7n, ti\u1ebfn h\u00e0nh h\u00e0n c\u00e1c linh ki\u1ec7n theo s\u01a1 \u0111\u1ed3 m\u1ea1ch \u0111\u00e3 ch\u1ecdn. C\u1ea7n \u0111\u1eb7c bi\u1ec7t ch\u00fa \u00fd \u0111\u1ebfn c\u1ef1c t\u00ednh c\u1ee7a c\u00e1c linh ki\u1ec7n v\u00e0 ngu\u1ed3n \u0111i\u1ec7n. \u0110\u1ea3m b\u1ea3o c\u00e1c m\u1ed1i h\u00e0n ch\u1eafc ch\u1eafn v\u00e0 kh\u00f4ng b\u1ecb ch\u1eadp m\u1ea1ch. N\u1ebfu s\u1eed d\u1ee5ng transducer c\u00f3 t\u1ea7n s\u1ed1 ho\u1ea1t \u0111\u1ed9ng kh\u00e1c, c\u1ea7n \u0111i\u1ec1u ch\u1ec9nh m\u1ea1ch \u0111i\u1ec1u khi\u1ec3n cho ph\u00f9 h\u1ee3p.<\/p>\n

Ki\u1ec3m tra v\u00e0 v\u1eadn h\u00e0nh<\/h3>\n

Sau khi l\u1eafp r\u00e1p xong, ki\u1ec3m tra l\u1ea1i c\u00e1c m\u1ed1i n\u1ed1i v\u00e0 k\u1ebft n\u1ed1i ngu\u1ed3n \u0111i\u1ec7n. \u0110\u1ed5 n\u01b0\u1edbc v\u00e0o khoang ch\u1ee9a n\u01b0\u1edbc c\u1ee7a m\u00e1y. Khi b\u1eadt ngu\u1ed3n, transducer s\u1ebd b\u1eaft \u0111\u1ea7u rung \u0111\u1ed9ng v\u00e0 t\u1ea1o ra s\u01b0\u01a1ng m\u00f9. N\u1ebfu kh\u00f4ng th\u1ea5y s\u01b0\u01a1ng m\u00f9, ki\u1ec3m tra l\u1ea1i m\u1ea1ch \u0111i\u1ec7n v\u00e0 transducer. N\u1ebfu c\u1ea7n thi\u1ebft, \u0111i\u1ec1u ch\u1ec9nh l\u1ea1i t\u1ea7n s\u1ed1 c\u1ee7a m\u1ea1ch \u0111i\u1ec1u khi\u1ec3n.<\/p>\n

L\u01b0u \u00fd an to\u00e0n<\/h3>\n
    \n
  • Lu\u00f4n ng\u1eaft ngu\u1ed3n \u0111i\u1ec7n tr\u01b0\u1edbc khi thao t\u00e1c v\u1edbi m\u1ea1ch \u0111i\u1ec7n.<\/li>\n
  • Kh\u00f4ng ch\u1ea1m v\u00e0o transducer khi \u0111ang ho\u1ea1t \u0111\u1ed9ng v\u00ec n\u00f3 c\u00f3 th\u1ec3 g\u00e2y b\u1ecfng.<\/li>\n
  • S\u1eed d\u1ee5ng ngu\u1ed3n \u0111i\u1ec7n \u0111\u00fang \u0111i\u1ec7n \u00e1p quy \u0111\u1ecbnh.<\/li>\n
  • \u0110\u1ea3m b\u1ea3o v\u1ecf h\u1ed9p k\u00edn n\u01b0\u1edbc \u0111\u1ec3 tr\u00e1nh g\u00e2y ch\u1eadp \u0111i\u1ec7n.<\/li>\n<\/ul>\n

    Vi\u1ec7c t\u1ef1 ch\u1ebf m\u00e1y t\u1ea1o \u0111\u1ed9 \u1ea9m si\u00eau \u00e2m kh\u00f4ng ch\u1ec9 ti\u1ebft ki\u1ec7m chi ph\u00ed m\u00e0 c\u00f2n mang l\u1ea1i s\u1ef1 h\u00e0i l\u00f2ng khi t\u1ef1 tay t\u1ea1o ra m\u1ed9t s\u1ea3n ph\u1ea9m h\u1eefu \u00edch. Tuy nhi\u00ean, c\u1ea7n tu\u00e2n th\u1ee7 c\u00e1c h\u01b0\u1edbng d\u1eabn v\u00e0 l\u01b0u \u00fd an to\u00e0n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho b\u1ea3n th\u00e2n v\u00e0 thi\u1ebft b\u1ecb. Hy v\u1ecdng b\u00e0i vi\u1ebft n\u00e0y \u0111\u00e3 cung c\u1ea5p cho b\u1ea1n nh\u1eefng th\u00f4ng tin c\u1ea7n thi\u1ebft \u0111\u1ec3 ch\u1ebf t\u1ea1o m\u1ed9t m\u00e1y t\u1ea1o \u0111\u1ed9 \u1ea9m si\u00eau \u00e2m hi\u1ec7u qu\u1ea3.<\/p>\n","protected":false},"excerpt":{"rendered":"

    M\u00e1y t\u1ea1o \u0111\u1ed9 \u1ea9m si\u00eau \u00e2m t\u1ef1 ch\u1ebf \u0111ang ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn nh\u1edd t\u00ednh ti\u1ec7n l\u1ee3i, chi ph\u00ed th\u1ea5p v\u00e0 kh\u1ea3 n\u0103ng t\u00f9y ch\u1ec9nh theo nhu c\u1ea7u c\u00e1 nh\u00e2n. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1ch ch\u1ebf t\u1ea1o m\u1ed9t m\u1ea1ch \u0111i\u1ec7n m\u00e1y t\u1ea1o \u0111\u1ed9 \u1ea9m si\u00eau \u00e2m \u0111\u01a1n gi\u1ea3n, d\u1ec5 th\u1ef1c hi\u1ec7n<\/p>\n","protected":false},"author":1,"featured_media":26450,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6406],"tags":[],"class_list":["post-51588","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\/51588","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=51588"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/51588\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media\/26450"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media?parent=51588"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=51588"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=51588"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}