LED 闂厜鐏?br/>闅忕潃 LED 鎶�鏈殑鎴愮啛錛?LED 浜у搧宸茬粡鍦ㄥ悇涓鍩熷緱鍒板彂灞曪紝 LED 闂厜鐏氨鏄竴涓簲鐢ㄧ殑瀹炰緥錛屽敖綆＄洰鍓嶈繕鏃犳硶涓庝紶緇熺殑闂厜鐏浉鎶楄 錛屼絾 LED 闂厜鐏凡緇忓嚟鐫�鑷繁鐨勪紭鍔匡紝閫忔笎榪涘叆榪欏競鍦恒�?br/>1錛庣數(shù)瀛愰棯鍏夌伅
浠庢櫘閫氱殑鐢?shù)瀛愰棯鍏夌伅鍘熺悊鍒嗘瀽锛岄棯鍏夌伅鐨勭幦潚兘帯鍏呮弧浜嗘皺姘斿Q屽湪鎸変笅瑙﹀彂鎸夐挳鍚庯紝鐩擱�犵殑澶х數(shù)瀹圭珛鍗蟲斁鐢?shù)锛岃�岀數(shù)瀹逛笌綰垮湀鐩歌繛錛屽湪綰垮湀涓ょ浜х敓楂樺帇鍑葷┛姘斾綋錛屾皵浣撳嚮絀挎椂鐨勯珮鐢墊祦浼氫駭鐢熷己鐑堢殑鍙鍏夛紝鎵�鍚兘閲忔瀬楂橈紝闂厜鐏浜庝綆闃繪姉鐘舵�侊紱浣嗚繖鏃剁數(shù)瀹圭數(shù)宸茬粡鏀懼厜闂厜鐏洖澶嶈嚦鍏墮珮闃繪姉鐘舵�侊紝淇濇姢浜嗛棯鍏夌伅鍦ㄤ綆闃繪姉鏃跺鏄撳彈鍒扮殑鎹熷潖銆?br/>2錛庨棯鍏夌伅鎶�鏈寚鏍?br/>(1錛夐棯鍏夌伅杈撳叆鑳介噺銆?br/>闂厜鐏殑杈撳叆鐨勮兘閲忚鍏紡錛?E =1/2CU2鑳介噺 E 鏄敱鍏呯數(shù)鐢?shù)瀹?C 鍜屽厖鐢電數(shù)鍘?U 鎵�鍐沖畾鍥犱負鍔熺巼鏄笌鏃墮棿鏃犲叧鐨勯噺錛岃�岄棯鍏夌伅鑳介噺涓庨棯鍏夌殑鏃墮棿鏄揣瀵嗘湁鍏崇殑銆傛牴鎹浉鍏崇殑闂厜鐏被鍨嬶紝鍌ㄥ瓨鍦ㄧ數(shù)瀹?C 涓殑鑳介噺鍙互浣庤嚦1鐒﹁�籌紙灝忓瀷鐓х浉鏈猴級錛屼篃鍙珮杈懼嚑鍗冪劍鑰籌紙涓撲笟搴旂敤錛夈�傚鏋滀竴涓棯鍏夌伅鐢?20渭 F 鐨勭數(shù)瀹瑰厖鐢?shù)鍒?00V錛屾斁鐢?shù)瀹屾垚澶ЬU﹁兘鏀懼嚭2.4J鐨勮兘閲忋�?br/>(2錛夐棯鍏夌伅鐨勭灛鏃跺姛鐜囥�?br/>闂厜鐏殑鑳介噺鏄竴嬈″厖鑳藉悗鐬棿鏀懼嚭錛岀灛鏃跺姛鐜囨槸鏋佸ぇ鐨勶紝瀵逛簬鏅�氱殑姘欑伅闂厜鐏兘閲忛棯鍏夌殑涓�鑸寔緇椂闂翠負1ms錛屽120渭 F 鐨勭數(shù)瀹瑰厖鐢?shù)鍒?00V錛屾斁鐢?shù)瀹屾垚澶ЬU﹁兘鏀懼嚭2.4J鐨勮兘閲忥紝鏃墮棿鍦?/1000s涔嬪唴瀹屾垚錛屽叾鐬椂鍔熺巼涓?P = W / T 涓?400J銆?br/>(3錛夐棯鍏夌伅鐨勯棯鍏夎兘閲忋�?br/>闂厜鑳介噺涔熷彨闂厜寮哄害錛屽張縐伴棯鍏夌伅鍔熺巼錛屾槸琛￠噺闂厜鐏厖鐢?shù)鍚庡彂鍑虹殑鑳介噺鐨勫弬鏁般�傜敤 Ws ( J 錛夎〃紺猴紝瀹為檯涓婁笉搴旇縐頒負闂厜鐏姛鐜囧姛鐜囷紝搴旇鏄姛鎴栬兘閲忕殑錛屽叾鍗曚綅鏄?J 錛屾槸涓庢椂闂存湁鍏崇殑鐗╃悊閲忋�傚父鐢ㄧ殑鐢?shù)瀛愰棯鍏夌伅鐨勯棯鍏夊己搴︽垨闂厜鑳介噺湄?00~350Ws銆?/p>
(4錛夐棯鍏夋寚鏁般�?/p>
闂厜鐏殑鍙︿竴閲嶈鍙傛暟鏄棯鍏夋寚鏁幫紙 GN )銆備竴鑸敤鎸囨暟鏉ヨ 閲忔媿鐓ф椂鐨勬晥鏋滐紝闂厜鎸囨暟搴旂悊瑙ｄ負闂厜鐏洿灝勬椂鎵�鑳藉彂鍑虹殑鍏夊己鎬誨拰銆傞棯鍏夋寚鏁幫紙 GN 錛変笌闂厜鑳介噺錛?Ws 錛夋垚姝ｆ瘮錛岄棯鍏夎兘閲忓ぇ鐨勭伅鍏墮棯鍏夋寚鏁板氨楂橈紝鍏剁洿鎺ュ簲鐢ㄦ槸鐓х浉鏈鴻窛紱諱笌鍏夊湀鐨勪箻縐�?/p>
3錛庢櫘閫氶棯鍏夌伅鐗圭偣
D
浠庝笂鐭ワ紝鏅�氱殑闂厜鐏湁浠ヤ笅鐗圭偣銆?br/>
(1錛夋槸鐢?shù)鍘嬪瀷鐨勫櫒錃g錛屽喅瀹氬叾宸ヤ綔鐨勬槸瀹冪殑鐢?shù)鍘嬨�?br/>(2錛夐棯鍏夌殑鏃墮棿鏋佺煭錛屽惁鍒欎細鎹熷潖闂厜綆★紝涓�鑸彧鑳借揪鍒板嚑涓縐掋�?br/>(3錛夊洜涓烘槸鐢?shù)瀹硅鍏呯數(shù)锛屼笉鑳綐q炵畫鍑犳闂厜銆?br/>(4錛夊敖綆￠棯鍏夋椂闂寸煭錛屼絾榪欐鏃墮棿鐨勮兘閲忔瀬澶э紝瀹冨湪鏋佺煭鐨勬椂闂村唴鍏夌嚎杈撳嚭浜害鏄?LED 鐢墊簮杈撳嚭鐨勫嚑鐧懼�嶏紝鑳藉湪騫挎硾鐨勫尯鍩熼噷鎵╂暎瀵嗛泦鐨勫厜綰褲�?br/>
(5錛夐棯鍏夌伅鐨勮壊娓╁湪5500~6000K涔嬮棿錛屾帴榪戣嚜鐒跺厜錛岃�岀櫧鍏?LED 鐨勮摑鍏夊嘲鍊煎浜庡浘鐗囧簲鏈夌籂姝ｉ鑹茬殑榪囩▼銆?br/>
(6錛夋櫘閫氶棯鍏夌伅鏈�澶х己闄鋒槸瀵?cmOS 鎽勫儚鏈烘洕鍏夌殑涓嶈凍錛屽洜涓虹洰鍓嶆憚鍍忔満闄や簡 ccd 榪樻湁 cmos , cmos 鏇濆厜涓?ccd 鏇濆厜鏄笉鍚岀殑錛屾墍浠ョ敤鏅�氱殑闂厜鐏鍏剁収鐗囨洕鍏夋椂鍙湁閮ㄥ垎鏇濆厜銆?br/>
4.LED闂厜鐏?br/>
LED 浣滀負闂厜鐏槸闂厜鐏鍩熺殑闈╂柊錛屽洜涓洪棯鍏夌伅瑕佹眰鍦ㄧ煭鏃墮棿鍐呭厜婧愮殑鑳介噺瑕佽揪鍒板緢澶э紝瀵逛簬 LED 鏉ヨ鏄釜鎸戞垬銆?LED 鏂規(guī)鐨勪紭鐐規(guī)槸灝哄鐩稿灝忚�岃杽錛屽叾瑙嗗睆涓庡浘鍍忎笂鐨勭壒鐐瑰涓嬨�?br/>(1錛夊洜涓哄叾鍏夎緭鍑轟笌姘欑伅鐩告瘮杈冨皬錛屾墍浠?ga /t497-2009銆婂叕璺濺杈嗘櫤鑳界洃嫻嬭褰曠郴緇熼�氱敤鎶�鏈潯浠躲�嬩腑鎻愬嚭錛氭墍閲囩敤鐨勫闂磋ˉ鍏夌伅鍏風鐢ㄩ棯鍏夌伅錛屽茍涓嶅緱瀵歸┚椹朵漢鍛橀�犳垚鐩存帴寮哄厜鍒烘縺銆傝�岄噰鐢?LeD 闂厜鐏笉鍒虹溂錛屼笉瀛樺湪瀵歸┚涔樹漢鍛樼殑褰卞搷闂銆?LED 闂厜鐏敤浜庡崱鍙ｈ兘鍦ㄦ櫄闂磋濺鐏ぇ鍏変笅涔熻兘璁╂憚鍍忔満鎹曟崏鍒拌濺杈嗙殑鐗岀収銆?br/>
(2錛夊叕瀹変氦閫氱殑榪濈珷鍙栬瘉緋葷粺閲屽浘鐗囧彇璇侀噰鐢?LED 闂厜鐏ˉ鍏夋湁鍏剁嫭鍒頒箣澶勶紝鍥犱負瀵逛簬鏅�氱殑 CMOS 鎽勫儚鏈猴紝蹇棬鏇濆厜鏄撫鏇濆厜錛岀敱浜庣數(shù)瀛愰棯鍏夌伅鏇濆厜鏃墮棿鍙嚑涓縐掔煭錛屽浘鐗囨洕鍏夊悗鍙槸1/3鎴?/4鏇濆厜錛屽獎鍝嶆晥鏋溿�傝�岄噰鐢?LED 闂厜鐏椂闂村彲浠ュ歡闀垮埌鍑犲崄鐢氳嚦鍑犵櫨姣錛岃棰戞崟鎹変腑鍙互瀵奸�氭洿闀跨殑鏃墮棿錛屽浜?LED 鏉ヨ灝變笉瀛樺湪榪欎釜闂銆?br/>(3) LED 闂厜鐏彟涓�涓渶澶х壒鐐規(guī)槸鍙互浣滀負瑙嗛鎽勫儚鏈虹殑鏅氫笂琛ュ厜錛岃繖閲屽簲閲囩敤澶氱爜嫻佹憚鍍忔満銆傝�?LED 闂厜鐏櫄涓婂伐浣滄椂甯鎬寒浣滀負鎽勫儚鏈鴻灞忕殑琛ュ厜錛涜�屾湁鐩爣濡傝濺杈嗙瓑鍑虹幇鏃舵憚鍍忔満鍍忕収鐩告満涓�鏍瘋繘琛屾媿鐓э紝鎶婇噸瑕佺洰鏍囦互鍥懼儚褰㈠紡璁板綍涓庡彇璇侊紝榪欐椂 LED 闂厜鐏綔涓洪棯鍏夎緭鍑恒�傜粰鍥劇墖鍋氬嚭鐭椂闂寸殑鑴夊啿琛ュ厜銆傚叾瀹為檯搴旂敤鍦ㄧ數(shù)瀛愯瀵熶笌鏅鴻兘鍗″彛絳夊叕瀹夌殑娌誨畨銆佷氦閫氫笂錛屽鎵�鏈夌殑杞﹁締榪涜鎷嶇収璁板綍錛屽叾瀹炵敤鎰忎箟杈冨ぇ銆?br/>(4) LED 闂厜鐏搷搴旈�熷害鏋佸揩杈懼埌100ns(1x107' s )錛岄�傜敤浜庨珮閫熻繍鍔ㄧ殑鐗╀綋錛岀壒鍒柟渚垮湪鐧藉ぉ琛ュ厜銆?span style="font-size: 10px;">http://www.dwmnjnk.cn