精选30码中特

沈阳嘉禾灯具制造有限公司

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当前位置:嘉禾精选30码中特>>行业新闻 >> 问答:LED路灯电源设计十大要点

问答:LED路灯电源设计十大要点

作者:不详   发布时间: 2018/9/1 14:17:17
 

  LEDJUYOUDINENGHAO、XIAOCHICUN、ZHANGSHOUMING、WUWURAN、KUAISUXIANGYING、DIQUDONGDIANYA、QIANGKANGCHONGJIXING、GAOSECHUNDU,BEICHENGWEIXINYIDAIZHAOMINGGUANGYUANHELVSEGUANGYUAN。ZUOWEIMEIHUACHENGSHI,LEDLUDENGGONGDIANSHILEDFAZHANDEZHONGZHONGZHIZHONG。DUIYULEDJISHUDEXIANGGUANSHEJI,YIJINGYOUXUDUOJIEJUEFANGANHEDUTEDESHEJIFANGFA。XIAMIANWOMENXUANZELESHIGEWENTIBINGZUOLEXIANGXIDEJIEDA。

  1、 LEDDENGDIANYUANBIXUSHIHENGLIU?

  LEDZHAOMINGCAILIAODETEXINGJUEDINGLETAMENSHOUHUANJINGDEYINGXIANGHENDA。LIRU,RUGUOWENDUGAIBIAN,LEDDEDIANLIUJIANGZENGJIA,BINGQIEDIANYAJIANGZENGJIA,BINGQIELEDDEDIANLIUYEJIANGZENGJIA。CHAOGUOEDINGDIANLIUDEZHANGQIYUNXINGJIANGDADASUODUANLEDZHUDESHIYONGSHIJIAN。 LEDHENGDINGDIANLIUSHIWEILEQUEBAOZAIWENDUHEDIANYADENGHUANJINGYINSUFASHENGBIANHUASHI,GONGZUODIANLIUZHIBUHUIFASHENGBIANHUA。

  2、 LEDDENGDIANYUANHENGLIUJINGDU?

  SHICHANGSHANGYIXIEDIANYUANDEHENGDINGDIANLIUJINGDUCHA,BINGQIEZHURUSHICHANGSHANGLIUXINGDETUIJIANFANGANDEHENGDINGDIANLIUFANGANJUYOU±8%DEWUCHABINGQIEHENGDINGDIANLIUWUCHATAIDA。YIBANYAOQIUSHI±3%。GENJU3%DESHEJI。YINGDUISHENGCHANDIANYUANJINXINGWEIDIAO,YISHIXIAN±3%DEWUCHA。

  3、 LEDDENGDIANYUANDEGONGZUODIANYASHIDUOSHAO?

  YIBANLEDDETUIJIANGONGZUODIANYAWEI3.0-3.5V。JINGGUOCESHI,DABUFENGONGZUOZAI3.2V,YINCIGENJU3.2VJISUANSHIHELIDE。 NGEDENGZHUDEZONGDIANYACHUANLIAN= 3.2 * N.

精选30码中特  4、 LEDDENGDIANYUANGONGZUODIANLIUSHIFOUHESHI?

精选30码中特  LIRU,LEDDEEDINGGONGZUODIANLIUWEI350 mAh。YIXIEGONGCHANGZAIKAISHISHISHIYONGTABINGSHEJI350 mA。SHISHISHANG,ZAIZHEIGECHAOLIUXIA,GONGZUORELIANGFEICHANGYANZHONG。JINGGUODUOCIDUIBICESHIHOU,SHEJI320 mASHILIXIANGDEXUANZE。 。ZUIDAXIANDUDIJIANSHAORELIANGBINGJIANGGENGDUODIANNENGZHUANHUAWEIKEJIANGUANG。

精选30码中特  5、 LEDDENGDIANYUANBANXILIEBINGLIANHEKUANDIANYA?WEILESHILEDDENGDIANYUANZAIKUANFANWEIDESHURUDIANYAFANWEIAC85-265VXIAGONGZUO,DENGBANDELEDCHUANBINGLIANLIANJIEFEICHANGZHONGYAO。JINLIANGBUYAOSHIYONGKUANDIANYA,KEFENWEIAC220V,AC110VJINKENENGFENLEI,YIQUEBAODIANYUANKEKAOXING。YOUYUMUQIANDEDIANYUANYIBANSHIFEIGELIJIANGYAHENGLIUDIANYUAN,DANGSUOXUDIANYAWEI110VSHI,SHUCHUDIANYABUYINGCHAOGUO70V,QIECHUANLIANSHUBUCHAOGUO23CHUAN。SHURUDIANYAWEI220VSHI,SHUCHUDIANYAKEDA156V。YEJIUSHISHUO,XILIESHUBUCHAOGUO45GEZIFUCHUAN。BUYAOSHIYONGTAIDUODEBINGLIANLIANJIE,FOUZEGONGZUODIANLIUGUODA,DIANYUANHENRE。HAIYOUYIGEKUANDIANYAFANGAN。 APFCYOUGONGGONGLVBUCHANGSHISHOUXIANYONGL6561 / 7527JIANGDIANYASHENGZHI400V,RANHOUJIANGYA,XIANGDANGYULIANGGEKAIGUANDIANYUAN。GAICHENGXUJINZAIMOUXIETIAOJIANXIASHIYONG。

  6、GELI/FEIGELI?

精选30码中特  TONGCHANG,GELIDIANYUANZHICHENG15WBINGFANGZHIZAILEDLUDENGDIANYUANGUANZHONG。BIANYAQITIJIDA,BUYIFANGRU。ZHUYAOQUJUEYUKONGJIANDEJUTIJIEGOU,GELIDUJINWEI15W,XIAOYU15W,JIAGEFEICHANGANGGUI。YINCI,GELIDEXINGJIABIBUGAO,YIBANFEIGELIGENGZHULIU,TIJIKEYIZUODEGENGXIAO,ZUIXIAOKEYIGAODA8HAOMI,SHIJISHANG,FEIGELIDEANQUANCUOSHIDOUZUODAOLE,MEIYOUWENTI。KONGJIANYEKEYONGYUGELIDIANLI。

  7、 LEDDENGDIANYUANSHIFOUKEYUDENGZHUPEIHE?

  220 * 1.414 = 312V,FENGZHIDIANYADEYIBANWEI156V。ZAIFEIGELIDEJICHUSHANG,SHUCHUBOSHISHANGBANBO,MEIYOUXIABANBO。YINCI,LEDLUDENGDIANYUANZHUXILIEHAOSHIKEHUSHOUXIANSHEJIDEDENGBAN,RANHOUZHAODAODIANYUAN。FAXIANHENNANYOUHESHIDEDIANYUAN,HUOZHEDIANLIUTAIDA,DIANYATAIXIAO(LIRU7X1WI> 350mA,HUOV <20V);HUOZHEDIANLIUTAIXIAO,DIANYAGUOGAO(LIRUI <200mAHUOV> 25V),DAOZHICHANSHENGYANZHONGDERELIANG,XIAOLVDIHUOSHURUDIANYAFANWEIBUZU。SHIJISHANG,XUANZEZUIJIADECHUANBINGLIANFANGSHI,MEIGELEDDEDIANYAHEDIANLIUSHIXIANGTONGDE,DIANYUANXIAOYINGKEYIDADAOZUIJIAXINGNENG。ZUIHAODEFANGFASHIYUDIANYUANZHIZAOSHANGGOUTONGBINGDINGZHITA。HUOZHESHIZIFADIAN。

  8、 LEDXILIEHEBINGLIANHEPFCGONGLVYINSHU?GELISHURUAC220VGAOYADIANJIEDIANRONGRONGLIANGYIBANWEI1W = 1UF,AC110V1W = 2UF。SHICHANGSHANGYOUSANZHONGDIANYUANPFC:YIZHONGSHIMEIYOUPFCERMEIYOUGONGLVYINSHUBUCHANGDETESHUDIANLU,QIPFZHIYIBANWEI0.65ZUOYOU;LIANGZHONGWUYUANGONGLVYINSHUBUCHANGPFCDIANLU,JIWUYUANGONGLVYINSHUBUCHANGDENG,YECHENGWEIZHULIUDIANLUBAN,SHIMUQIANYINGYONGZUIGUANGFANDEKEKAOXING,PFZHIYIBANZAI0.92ZUOYOU;HAISHIYONGSANZHONGYOUYUANYOUYUAN7527/6561DIANLU,JIYOUYUANGONGLVYINSHUBUCHANG,ZAIAPFCDIANLUZHONGCHENGWEIAC220V,AC110VKEYISHIYONGXIANGTONGRONGLIANGDEDIANJIEDIANRONG,XUANZE1W = 1.5UF。 PFZHIKEYIDADAO0.99,DANSHIGAIJIEJUEFANGANDECHENGBENBIDIERZHONGJIEJUEFANGANLVEDI。SUOYIDIERZHONGXUANZEGENGCHANGYONG。

  DUIYUWUYUANPFCDIANLU:YECHENGWEITIANGUTIANCHONGPFCDIANLU,DCGONGZUODIANYAFANWEISHIACSHURUDIANYAFENGZHIDEYIBAN。RUGUOSHURUWEI220V,ZEFENGZHICHAOGUO45GEZIFUCHUAN。YINCI,WEILEHUODEXIANGDUIDADEGONGLVYINSHU,DENGZHUDECHUANLIANSHULIANGBUYINGTAIXIAO,FOUZEJIANGWUFASHIXIANZUIJIAGONGZUOTIAOJIAN。GELIDIANYUANSHANGDECHUANLIANLIANJIESHUYUFUZHURAOZUDEZASHUYOUGUAN,BIXUZHEIYANGZUO。DIANYUANBIXUMANZUSHUCHUGONGLV。DIANZIYUANJIANZAIEDINGDIANYAGONGZUOFANWEINEIDEGONGZUODIANLIUYUEXIAO,JIARESHIJIANYUEZHANG,SHIJIANYUEDUAN。 LEDLUDENGGONGLVZHUDUIACDELIANGMINGAN。JIAOLIUYINLIANGYUEGAO,GUANGXIANSHUSHIDUYUECHA。TONGCHANG,DIANJIEDIANRONGQIYONGYUBAOCHIDIANYA,BINGQIESHUCHUDUANZIDEDIANYAJINKENENGDIJIANGDI。DIDUANDIANJIEDIANRONGDERONGLIANGBUNENGTAIXIAO,RONGLIANGYUSHUCHUDIANLIUZHIBIWEI1 UF <1.5 MA,FOUZELEDHUISHANSHUO。XUANZEFEIGELISHURUGAOYADIANJIEDIANRONGDEFANGFAYUGELIXINGXIANGTONG,SHUCHUDIANRONGXUANZEWEI1UF <6MA。ZAIDIANJIEDIANRONGQIDESHUCHUDUANDIAOGUANGLEDDIANYUAN,YIMANZU1UF <0.5MA。

  9、 LEDDENGGONGLVXIAOLV?

  CICANSHUDUISHURUGONGLVJIANQUSHUCHUGONGLVYOUQIZHONGYAO。ZHIYUEGAO,XIAOLVYUEDI。ZHEIYIWEIZHEDABUFENSHURUGONGLVZHUANHUANWEIRELIANG。RUGUOTAANZHUANGZAIDENGPAOZHONG,TAHUICHANSHENGHENGAODEWENDU。CIWAI,WOMENDEYIGELEDFACHUDENENGLIANGJIANGDIEJIAZAIYIQICHANSHENGGENGGAODEWENDU。SUIZHEWENDUDESHENGGAO,DIANYUANNEIBUSUOYOUDIANZIBUJIANDESHIJIANDOUHUISUODUAN。YINCI,XIAOLVSHIJUEDINGDIANYUANDEZUIJIBENYINSU。XIAOLVBUNENGTAIDI,FOUZEDIANYUANXIAOHAODERELIANGTAIDA。FEIGELIXIAOLVGAOYUGELILEIXING,YIBANCHAOGUO80%,DANXIAOLVYUDENGBANDEPIPEIFANGFAYOUGUAN。

精选30码中特  10、 LEDDENGDIANYUANLENGQUE?SANREFANGANDEZHUYAOYINSUSHILEDDENGDIANYUANZHUKEYIZAIGAOWENTIAOJIANXIASHIYONG,DADAYANZHANGSHIYONGSHIJIAN。TONGCHANG,SHIYONGLVHEJIN,ZHEIGENGBIANYUSANRE。YEJIUSHISHUO,LEDDENGDIANYUANZHUFUJIEDAOLVJIBAN,BINGQIEWAIBUSANREQUYUZUIDAHUA。