led鐏絳旂枒錛孡ED椹卞姩鐢墊簮鐨勭綾誨強鐗圭偣浠嬬粛
LED 椹卞姩鐢墊簮鎸夌収鍙樺帇鍣ㄦ槸鍚﹂殧紱誨彲鍒嗕負闅旂寮忓拰闈為殧紱誨紡錛屾寜椹卞姩鏂瑰紡鍙互鍒嗕負紼沖帇寮忓拰鎭掓祦寮忥紝榪樺彲浠ユ寜鐓х數璺粨鏋勫垎鎴愬叚綾伙紝鍏蜂綋浠嬬粛濡備笅銆?/p>
1錛夐殧紱誨紡鍜岄潪闅旂寮?/p>
椹卞姩鐢墊簮浣滀負鐏叿鐨?quot;蹇冭剰"錛屼富瀹扮潃鐏叿鐨勫瓨浜°�傝繖涓?quot;蹇冭剰"鏄惁鑳芥甯歌繍浣滐紝寰楀姏浜庣數婧愬悇緇勪歡鐨勬妧鏈璁℃柟妗堬紝鍙樺帇鍣ㄥ垯鏄叾涓箣涓�錛岃�岀數婧愮殑瀹夊叏鎬т富瑕佹簮浜庡彉鍘嬪櫒錛屽嵆鍙樺帇鍣ㄧ殑闅旂涓庡惁鎴栬�呴殧紱葷殑鍙潬鎬с�傚洜姝わ紝闅旂寮忎笌闈為殧紱誨紡椹卞姩鐢墊簮欏烘椂鍔胯�岃癁鐢燂紝騫跺湪甯傚満涓婂悇鍗犱喚棰濄�?/p>
鍦?LED 鐏叿涓紝闈為殧紱誨紡涓庨殧紱誨紡鐨?LED 椹卞姩鐢墊簮鐨勫簲鐢ㄥ嚑涔庢槸"鍒掓竻鐣岄檺"鐨勩�傜洰鍓嶉潪闅旂璁捐涓昏搴旂敤浜庡弻緇濈紭 LED 鐓ф槑浜у搧錛屼緥濡傜伅娉＄殑鏇夸唬浜у搧錛屽叾涓?LED 鍜屾暣涓駭鍝侀兘闆嗘垚騫跺瘑灝佸湪闈炲鐢靛鏂欎腑錛屽洜姝わ紝瀵逛簬鐢ㄦ埛鏉ヨ騫舵病鏈変換浣曡Е鐢電殑鍗遍櫓銆傚儚鐢ㄦ埛鑳借交鏄撴帴瑙﹀埌 LED 鎴栫數婧愯緭鍑虹嚎鐨勭伅鍏蜂駭鍝侊紝涓轟簡闃叉鍙戠敓瑙︾數錛屽姟蹇呴噰鐢ㄩ殧紱誨紡鐢墊簮銆?/p>
鍙﹀錛屽嚭浜庡畨鍏ㄧ殑鑰冭檻錛屽ぇ鍔熺巼鐨?LED 椹卞姩涓�鑸浣跨敤闅旂鐢墊簮錛岃�屽儚鑽夊附浣庡厜琛?LED 鎴栬創鐗?LED 錛屽垯瑕佽鍏蜂綋鎯呭喌鑰屽畾銆傚湪寰堝鏃跺�欏彧瑕佹垚鏈笂鍏佽銆佸彂鐑▼搴﹀厑璁革紝闈為殧紱誨紡鐢墊簮涔熸槸鍙互鐢ㄧ殑銆?/p>
闈為殧紱誨紡涓庨殧紱誨紡 LED 椹卞姩鐢墊簮鏈夌潃鍚勮嚜鐨勪紭鍔ｅ娍錛屼富瑕佷粠浠ヤ笅鍥涚偣鍒嗘瀽銆?/p>
(1錛夊畨鍏ㄦ柟闈細闅旂寮忕數婧愭洿鍏蜂紭鍔匡紝闅旂寮忕數婧愬鐢靛帇琛ㄧ幇寰堝ソ錛屼笉浼氬浜轟綋浜х敓浠諱綍浼ゅ銆傞潪闅旂寮忕殑鐜板湪涔熷凡緇忔垚鐔燂紝浣嗙數鍘嬭寖鍥寸暐姣旈殧紱誨紡鐨勫樊浜涳紝鐢靛帇鑼冨洿鍦?10V~300V涔嬮棿錛岃�岄殧紱誨紡鐢墊簮鑳藉仛鍒?0V~300V錛岄珮銆佷綆鐢墊祦寰堝潎鍖�銆?/p>
(2錛夋晥鐜囷細闅旂寮忛┍鍔ㄥ畨鍏ㄤ絾鏁堢巼杈冧綆錛岄潪闅旂寮忛┍鍔ㄦ晥鐜囪緝楂樸�?/p>
(3錛夌數璺粨鏋勶細鐩墠鐨勯殧紱誨紡鏂規澶氭槸 AC / DC 鐨勫弽嬋�寮忕數璺柟妗堬紝鍥犳鐩稿鐢佃礬杈冨鏉傘�佹垚鏈緝楂樸�傞潪闅旂寮忓熀鏈槸閲囩敤 DC / DC 鐨勫崌鍘嬫垨闄嶅帇鐢佃礬錛岀數璺浉瀵硅緝綆�鍗曪紝鍥犺�屾垚鏈篃鐩稿杈冧綆銆?/p>
(4錛夋亽嫻佺簿搴︼細闅旂寮忓彲浠ュ仛鍒板＋5錛呬互鍐咃紝鑰岄潪闅旂寮忓垯寰堥毦鍋氬埌銆?/p>
浠庝互涓婂垎鏋愮粨鏋滄潵鐪嬶紝鐩墠涓繪祦鐨?LED 椹卞姩鐢墊簮鏄殧紱誨紡鐨勶紝浣嗛潪闅旂寮忛┍鍔ㄧ數婧愬洜鎴愭湰浣庛�佹晥鐜囬珮錛屼篃瀛樺湪鐫�涓�瀹氱殑甯傚満銆?/p>
2錛夌ǔ鍘嬪紡鍜屾亽嫻佸紡
榪欎袱縐嶇數婧愮殑鐗圭偣濡備笅銆?/p>
(1錛夌ǔ鍘嬪紡鐗圭偣
a 錛夌ǔ鍘嬬數璺‘瀹氬悇欏瑰弬鏁板悗錛岃緭鍑虹殑鏄浐瀹氱數鍘嬶紝杈撳嚭鐨勭數嫻佸嵈闅忕潃璐熻澆鐨勫鍑忚�屽彉鍖栵細
b 錛夌ǔ鍘嬬數璺櫧鐒朵笉鎬曡礋杞藉紑璺紝浣嗘槸涓ョ璐熻澆瀹屽叏鐭礬錛?/p>
c 錛夋暣嫻佸悗鐨勭數鍘嬪彉鍖栦細褰卞搷 LED 鐨勪寒搴︼紱
d 錛夎浣挎瘡涓蹭互紼沖帇鐢佃礬椹卞姩 LED 鏄劇ず浜害鍧囧寑錛岄渶瑕佸姞涓婂悎閫傜殑鐢甸樆鎵嶅彲浠ャ�?/p>
(2錛夋亽嫻佸紡鐗圭偣
a 錛夋亽嫻侀┍鍔ㄧ數璺┍鍔?LED 鏄緢鐞嗘兂鐨勶紝緙虹偣灝辨槸浠鋒牸杈冮珮錛?/p>
b 錛夋亽嫻佺數璺櫧鐒朵笉鎬曡礋杞界煭璺紝浣嗘槸涓ョ璐熻澆瀹屽叏寮�璺紱
c 錛夋亽嫻侀┍鍔ㄧ數璺緭鍑虹殑鐢墊祦鏄亽瀹氱殑錛岃�岃緭鍑虹殑鐩存祦鐢靛帇鍗撮殢鐫�璐熻澆鐢甸樆鍊肩殑澶у皬涓嶅悓鍦ㄤ竴瀹氳寖鍥村唴鍙樺寲錛?/p>
d 錛夎闄愬埗 LED 鐨勪嬌鐢ㄦ暟閲忥紝鍥犱負瀹冩湁鏈�澶ф壙鍙楃數嫻佸強鐢靛帇鍊箋�?/p>
3錛夋寜鐓х數璺粨鏋勫垝鍒?/p>
LED 鐢墊簮鎸夌數璺粨鏋勫彲浠ュ垎涓哄叚綾伙紝鍚勭被鍨?LED 椹卞姩鐢墊簮鐨勭壒鐐瑰涓嬨�?/p>
(1錛夊父瑙勫彉鍘嬪櫒闄嶅帇
榪欑鐢墊簮鐨勪紭鐐規槸浣撶Н灝忥紝涓嶈凍涔嬪鏄川閲忓亸澶э紝鐢墊簮鏁堢巼涔熼檺浣庯紝涓�鑸湪45%~60%錛屽洜涓哄彲闈犳�т笉楂橈紝鎵�浠ヤ竴鑸緢灝戠敤銆?/p>
(2錛夌數瀹歸檷鍘?/p>
榪欑鏂瑰紡鐨?LED 鐢墊簮瀹規槗鍙楃數緗戠數鍘嬫嘗鍔ㄧ殑褰卞搷錛岀數婧愭晥鐜囦綆錛孡ED 鍦ㄩ棯鍔ㄦ椂涓嶅疁浣跨敤錛屽洜涓虹數璺�氳繃鐢靛闄嶅帇錛屽湪闂姩浣跨敤鏃訛紝鐢變簬鍏咃紡鏀劇數鐨勪綔鐢紝閫氳繃 LED 鐨勭灛闂寸數嫻佹瀬澶э紝瀹規槗鎹熷潖鑺墖銆?/p>
(3錛夌數瀛愬彉鍘嬪櫒闄嶅帇
榪欑鐢墊簮緇撴瀯涓嶈凍涔嬪鏄漿鎹㈡晥鐜囦綆錛岀數鍘嬭寖鍥寸獎錛屼竴鑸槸180V~240V錛屾嘗綰瑰共鎵板ぇ銆?/p>
(4錛夌數闃婚檷鍘?/p>
榪欑渚涚數鏂瑰紡鐢墊簮鏁堢巼寰堜綆錛岃�屼笖緋葷粺鐨勫彲闈犳�т篃杈冧綆銆傚洜涓虹數璺�氳繃鐢甸樆闄嶅帇錛屽彈鐢電綉鐢靛帇鍙樺寲鐨勫共鎵拌緝澶э紝涓嶅鏄撳仛鎴愮ǔ鍘嬬數婧愶紝騫朵笖闄嶅帇鐢甸樆鏈韓榪樿娑堣�楀緢澶т竴閮ㄥ垎鑳介噺銆?/p>
(5) RCC 闄嶅帇寮忓紑鍏崇數婧?/p>
榪欑鏂瑰紡鐨?LED 鐢墊簮浼樼偣鏄ǔ鍘嬭寖鍥存瘮杈冨錛岀數婧愭晥鐜囨瘮杈冮珮錛屼竴鑸彲鍦?0%~80%錛屽簲鐢ㄨ緝騫褲�傜己鐐逛富瑕佹槸涓嶆槗鎺у埗寮�鍏抽鐜囷紝璐熻澆鐢靛帇娉㈢汗緋繪暟杈冨ぇ錛屽紓甯告儏鍐佃礋杞介�傚簲鎬у樊銆?/p>
(6) PWM 鎺у埗寮忓紑鍏崇數婧?/p>
鐩墠鏉ヨ錛?PWM 鎺у埗鏂瑰紡璁捐鐨?LED 鐢墊簮鏄瘮杈冪悊鎯崇殑錛屽洜涓鴻繖縐嶅紑鍏崇數婧愮殑杈撳嚭鐢靛帇鎴栫數嫻侀兘寰堢ǔ瀹氾紝涓旂數婧愯漿鎹㈡晥鐜囨瀬楂橈紝涓�鑸彲浠ラ珮杈?0%~90%銆傝繖縐嶆柟寮忕殑 LED 鐢墊簮涓昏鐢卞洓閮ㄥ垎緇勬垚錛氳緭鍏ユ暣嫻佹護娉㈤儴鍒嗐�佽緭鍑烘暣嫻佹護娉㈤儴鍒嗐�?PWM 紼沖帇鎺у埗閮ㄥ垎銆佸紑鍏寵兘閲忚漿鎹㈤儴鍒嗐�傝�屼笖榪欑鐢佃礬閮芥湁瀹屽杽鐨勪繚鎶ゆ帾鏂斤紝灞炰簬楂樺彲闈犳�х數婧愩�?/p>
鍙﹀錛屾牴鎹?LED 椹卞姩鐢墊簮鏄惁浣跨敤鍦ㄧ伅鍏風殑鍐呴儴錛屽彲浠ュ垎涓哄唴緗紡鍜屽緗紡銆?a href="http://www.scxdfk.com/" target="_self" style="font-size: 10px; text-decoration: underline;">http://www.scxdfk.com/