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大功率led燈珠散熱測試 50瓦LED燈珠用多大的散熱

發布時間:2022-09-16 12:30:29

大家好今天來介紹大功率led燈(deng)珠散熱測(ce)試 50瓦(wa)LED燈(deng)珠用多大的散熱的問題(ti),以(yi)下是小編對(dui)此(ci)問題(ti)和相(xiang)關問題(ti)的歸納整理,一起來看(kan)看(kan)吧。

文章目錄導航:

大功率led貼片燈珠怎么測試好壞

區(qu)分(fen)LED燈(deng)(deng)(deng)(deng)(deng)珠(zhu)(zhu)的(de)(de)(de)(de)(de)(de)優劣方法:一(yi)(yi)、看(kan)整體燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)的(de)(de)(de)(de)(de)(de)功(gong)(gong)率(lv)(lv)因數:功(gong)(gong)率(lv)(lv)因數低(di)(di),說明使用(yong)的(de)(de)(de)(de)(de)(de)驅(qu)動(dong)電(dian)(dian)源(yuan)(yuan)、電(dian)(dian)路(lu)設計(ji)不(bu)好(hao),會大(da)(da)大(da)(da)降(jiang)低(di)(di)燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)的(de)(de)(de)(de)(de)(de)使用(yong)壽(shou)(shou)命(ming),功(gong)(gong)率(lv)(lv)因數低(di)(di),使用(yong)再好(hao)燈(deng)(deng)(deng)(deng)(deng)珠(zhu)(zhu)的(de)(de)(de)(de)(de)(de)燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)壽(shou)(shou)命(ming)也不(bu)會長。二、看(kan)燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)散熱(re)(re)條件--材(cai)料(liao)、結構:LED燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)散熱(re)(re)也是很(hen)重要的(de)(de)(de)(de)(de)(de),同樣(yang)功(gong)(gong)率(lv)(lv)因數的(de)(de)(de)(de)(de)(de)燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)和同品質的(de)(de)(de)(de)(de)(de)燈(deng)(deng)(deng)(deng)(deng)珠(zhu)(zhu),如(ru)果散熱(re)(re)條件不(bu)好(hao),燈(deng)(deng)(deng)(deng)(deng)珠(zhu)(zhu)在(zai)高(gao)溫下工作,光衰會很(hen)大(da)(da),燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)壽(shou)(shou)命(ming)會減少(shao)。三(san)、看(kan)燈(deng)(deng)(deng)(deng)(deng)珠(zhu)(zhu)品質:燈(deng)(deng)(deng)(deng)(deng)珠(zhu)(zhu)品質決定于(yu)芯片品質和封裝技術。四、看(kan)燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)使用(yong)的(de)(de)(de)(de)(de)(de)驅(qu)動(dong)電(dian)(dian)源(yuan)(yuan),電(dian)(dian)源(yuan)(yuan)的(de)(de)(de)(de)(de)(de)使用(yong)壽(shou)(shou)命(ming)相對燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)的(de)(de)(de)(de)(de)(de)其他(ta)部分(fen)來說,壽(shou)(shou)命(ming)要短很(hen)多,電(dian)(dian)源(yuan)(yuan)的(de)(de)(de)(de)(de)(de)壽(shou)(shou)命(ming)影響燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)的(de)(de)(de)(de)(de)(de)整體壽(shou)(shou)命(ming),燈(deng)(deng)(deng)(deng)(deng)珠(zhu)(zhu)的(de)(de)(de)(de)(de)(de)理論壽(shou)(shou)命(ming)在(zai)5-10萬(wan)小時,而電(dian)(dian)源(yuan)(yuan)的(de)(de)(de)(de)(de)(de)壽(shou)(shou)命(ming)在(zai)0.2-3萬(wan)小時,電(dian)(dian)源(yuan)(yuan)的(de)(de)(de)(de)(de)(de)設計(ji)與材(cai)料(liao)選(xuan)(xuan)擇(ze)會決定電(dian)(dian)源(yuan)(yuan)的(de)(de)(de)(de)(de)(de)使用(yong)壽(shou)(shou)命(ming)。五、看(kan)光效(xiao)(xiao):同樣(yang)的(de)(de)(de)(de)(de)(de)燈(deng)(deng)(deng)(deng)(deng)珠(zhu)(zhu)功(gong)(gong)率(lv)(lv),光效(xiao)(xiao)越(yue)(yue)(yue)高(gao),亮度(du)越(yue)(yue)(yue)高(gao),同樣(yang)的(de)(de)(de)(de)(de)(de)照明亮度(du),耗(hao)電(dian)(dian)越(yue)(yue)(yue)小,越(yue)(yue)(yue)節(jie)能。六、看(kan)電(dian)(dian)源(yuan)(yuan)效(xiao)(xiao)率(lv)(lv),電(dian)(dian)源(yuan)(yuan)效(xiao)(xiao)率(lv)(lv)越(yue)(yue)(yue)高(gao)越(yue)(yue)(yue)好(hao),越(yue)(yue)(yue)高(gao),說明電(dian)(dian)源(yuan)(yuan)本身的(de)(de)(de)(de)(de)(de)功(gong)(gong)耗(hao)越(yue)(yue)(yue)小,輸(shu)出(chu)的(de)(de)(de)(de)(de)(de)功(gong)(gong)率(lv)(lv)越(yue)(yue)(yue)大(da)(da)。七、看(kan)是否符合安全標(biao)準,我國LED燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)安全標(biao)準已(yi)經出(chu)臺(tai),請按國家規定的(de)(de)(de)(de)(de)(de)安全標(biao)準選(xuan)(xuan)擇(ze)LED燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)。八、看(kan)做工是否精細(xi)。一(yi)(yi)個(ge)品質好(hao)的(de)(de)(de)(de)(de)(de)LED燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju),除上面(mian)提(ti)到的(de)(de)(de)(de)(de)(de)幾(ji)個(ge)主要方面(mian)外(wai),還(huan)要根據不(bu)同的(de)(de)(de)(de)(de)(de)使用(yong)環境,有不(bu)同的(de)(de)(de)(de)(de)(de)技術要求(qiu),如(ru)防潮、防塵、防磁、防雷擊等(deng)。--【OFweek半(ban)導體照明網】

大功率led燈珠散熱測試

5050燈珠散熱好嗎可以長時間通電嗎

天成照(zhao)明的5050燈(deng)(deng)珠散(san)熱(re)是(shi)可(ke)以(yi)(yi)的,不但(dan)5050可(ke)以(yi)(yi),因為5050的燈(deng)(deng)珠本身(shen)功率(lv)(lv)(lv)并不大(da)(da),通常大(da)(da)功率(lv)(lv)(lv)LED燈(deng)(deng)珠才(cai)需要考慮(lv)散(san)熱(re)問(wen)題,大(da)(da)功率(lv)(lv)(lv)LED燈(deng)(deng)珠對溫(wen)度(du)影響很(hen)敏感(gan),一般來說(shuo),在結溫(wen)125攝(she)氏度(du)以(yi)(yi)下大(da)(da)功率(lv)(lv)(lv)LED燈(deng)(deng)珠才(cai)可(ke)以(yi)(yi)避免(mian)性能(neng)下降(jiang)甚至失效。

70%的故障來自于大功率LED燈珠溫度過高,并且在負載在額定功率的一半情況下溫度每升高20攝氏度,故障率就上升一倍。

大功率led貼片燈珠怎么測試好壞

區分(fen)LED燈(deng)(deng)(deng)珠(zhu)(zhu)的(de)(de)(de)(de)(de)(de)優劣方法:一、看(kan)(kan)整體(ti)燈(deng)(deng)(deng)具(ju)(ju)的(de)(de)(de)(de)(de)(de)功(gong)(gong)(gong)率(lv)(lv)(lv)(lv)因數:功(gong)(gong)(gong)率(lv)(lv)(lv)(lv)因數低,說明(ming)使(shi)(shi)用的(de)(de)(de)(de)(de)(de)驅(qu)動電(dian)(dian)(dian)源、電(dian)(dian)(dian)路設(she)計(ji)(ji)不好(hao)(hao),會大(da)大(da)降(jiang)低燈(deng)(deng)(deng)具(ju)(ju)的(de)(de)(de)(de)(de)(de)使(shi)(shi)用壽(shou)命(ming)(ming)(ming)(ming),功(gong)(gong)(gong)率(lv)(lv)(lv)(lv)因數低,使(shi)(shi)用再好(hao)(hao)燈(deng)(deng)(deng)珠(zhu)(zhu)的(de)(de)(de)(de)(de)(de)燈(deng)(deng)(deng)具(ju)(ju)壽(shou)命(ming)(ming)(ming)(ming)也不會長。二(er)、看(kan)(kan)燈(deng)(deng)(deng)具(ju)(ju)散熱(re)條(tiao)件--材(cai)料(liao)、結構(gou):LED燈(deng)(deng)(deng)具(ju)(ju)散熱(re)也是(shi)(shi)很重要(yao)的(de)(de)(de)(de)(de)(de),同(tong)(tong)樣功(gong)(gong)(gong)率(lv)(lv)(lv)(lv)因數的(de)(de)(de)(de)(de)(de)燈(deng)(deng)(deng)具(ju)(ju)和同(tong)(tong)品(pin)質(zhi)(zhi)的(de)(de)(de)(de)(de)(de)燈(deng)(deng)(deng)珠(zhu)(zhu),如果(guo)散熱(re)條(tiao)件不好(hao)(hao),燈(deng)(deng)(deng)珠(zhu)(zhu)在(zai)(zai)高(gao)溫(wen)下工作,光(guang)衰會很大(da),燈(deng)(deng)(deng)具(ju)(ju)壽(shou)命(ming)(ming)(ming)(ming)會減少。三(san)、看(kan)(kan)燈(deng)(deng)(deng)珠(zhu)(zhu)品(pin)質(zhi)(zhi):燈(deng)(deng)(deng)珠(zhu)(zhu)品(pin)質(zhi)(zhi)決定(ding)于芯(xin)片品(pin)質(zhi)(zhi)和封裝技術(shu)。四、看(kan)(kan)燈(deng)(deng)(deng)具(ju)(ju)使(shi)(shi)用的(de)(de)(de)(de)(de)(de)驅(qu)動電(dian)(dian)(dian)源,電(dian)(dian)(dian)源的(de)(de)(de)(de)(de)(de)使(shi)(shi)用壽(shou)命(ming)(ming)(ming)(ming)相(xiang)對燈(deng)(deng)(deng)具(ju)(ju)的(de)(de)(de)(de)(de)(de)其他部分(fen)來說,壽(shou)命(ming)(ming)(ming)(ming)要(yao)短很多,電(dian)(dian)(dian)源的(de)(de)(de)(de)(de)(de)壽(shou)命(ming)(ming)(ming)(ming)影響燈(deng)(deng)(deng)具(ju)(ju)的(de)(de)(de)(de)(de)(de)整體(ti)壽(shou)命(ming)(ming)(ming)(ming),燈(deng)(deng)(deng)珠(zhu)(zhu)的(de)(de)(de)(de)(de)(de)理論(lun)壽(shou)命(ming)(ming)(ming)(ming)在(zai)(zai)5-10萬(wan)小(xiao)(xiao)時(shi),而(er)電(dian)(dian)(dian)源的(de)(de)(de)(de)(de)(de)壽(shou)命(ming)(ming)(ming)(ming)在(zai)(zai)0.2-3萬(wan)小(xiao)(xiao)時(shi),電(dian)(dian)(dian)源的(de)(de)(de)(de)(de)(de)設(she)計(ji)(ji)與材(cai)料(liao)選(xuan)擇(ze)會決定(ding)電(dian)(dian)(dian)源的(de)(de)(de)(de)(de)(de)使(shi)(shi)用壽(shou)命(ming)(ming)(ming)(ming)。五、看(kan)(kan)光(guang)效(xiao):同(tong)(tong)樣的(de)(de)(de)(de)(de)(de)燈(deng)(deng)(deng)珠(zhu)(zhu)功(gong)(gong)(gong)率(lv)(lv)(lv)(lv),光(guang)效(xiao)越(yue)高(gao),亮度越(yue)高(gao),同(tong)(tong)樣的(de)(de)(de)(de)(de)(de)照明(ming)亮度,耗電(dian)(dian)(dian)越(yue)小(xiao)(xiao),越(yue)節能。六、看(kan)(kan)電(dian)(dian)(dian)源效(xiao)率(lv)(lv)(lv)(lv),電(dian)(dian)(dian)源效(xiao)率(lv)(lv)(lv)(lv)越(yue)高(gao)越(yue)好(hao)(hao),越(yue)高(gao),說明(ming)電(dian)(dian)(dian)源本身的(de)(de)(de)(de)(de)(de)功(gong)(gong)(gong)耗越(yue)小(xiao)(xiao),輸(shu)出(chu)的(de)(de)(de)(de)(de)(de)功(gong)(gong)(gong)率(lv)(lv)(lv)(lv)越(yue)大(da)。七、看(kan)(kan)是(shi)(shi)否符合安全標準,我國LED燈(deng)(deng)(deng)具(ju)(ju)安全標準已經出(chu)臺(tai),請按(an)國家規定(ding)的(de)(de)(de)(de)(de)(de)安全標準選(xuan)擇(ze)LED燈(deng)(deng)(deng)具(ju)(ju)。八(ba)、看(kan)(kan)做工是(shi)(shi)否精(jing)細。一個(ge)(ge)品(pin)質(zhi)(zhi)好(hao)(hao)的(de)(de)(de)(de)(de)(de)LED燈(deng)(deng)(deng)具(ju)(ju),除上面提到的(de)(de)(de)(de)(de)(de)幾(ji)個(ge)(ge)主要(yao)方面外,還要(yao)根據(ju)不同(tong)(tong)的(de)(de)(de)(de)(de)(de)使(shi)(shi)用環境,有(you)不同(tong)(tong)的(de)(de)(de)(de)(de)(de)技術(shu)要(yao)求(qiu),如防(fang)(fang)潮(chao)、防(fang)(fang)塵、防(fang)(fang)磁、防(fang)(fang)雷擊等。--【OFweek半導體(ti)照明(ming)網】

5050燈珠散熱好嗎可以長時間通電嗎

天(tian)成(cheng)照明的(de)5050燈珠(zhu)散熱是可以的(de),不(bu)但5050可以,因為5050的(de)燈珠(zhu)本(ben)身功(gong)(gong)率(lv)(lv)并不(bu)大(da),通常大(da)功(gong)(gong)率(lv)(lv)LED燈珠(zhu)才需要考(kao)慮散熱問題,大(da)功(gong)(gong)率(lv)(lv)LED燈珠(zhu)對溫(wen)(wen)度(du)影響很敏(min)感,一般來說,在結溫(wen)(wen)125攝氏度(du)以下(xia)大(da)功(gong)(gong)率(lv)(lv)LED燈珠(zhu)才可以避免(mian)性能下(xia)降(jiang)甚至失效。

70%的故障來自于大功率LED燈珠溫度過高,并且在負載在額定功率的一半情況下溫度每升高20攝氏度,故障率就上升一倍。

5050燈珠散熱好嗎可以長時間通電嗎

天成照(zhao)明的5050燈(deng)珠(zhu)(zhu)散熱(re)是(shi)可以的,不但5050可以,因為5050的燈(deng)珠(zhu)(zhu)本(ben)身功(gong)(gong)率(lv)并(bing)不大,通常大功(gong)(gong)率(lv)LED燈(deng)珠(zhu)(zhu)才(cai)需(xu)要考慮散熱(re)問題,大功(gong)(gong)率(lv)LED燈(deng)珠(zhu)(zhu)對溫(wen)度影響很敏感,一般來說,在結(jie)溫(wen)125攝氏度以下(xia)大功(gong)(gong)率(lv)LED燈(deng)珠(zhu)(zhu)才(cai)可以避免性能下(xia)降甚至(zhi)失效。

70%的故障來自于大功率LED燈珠溫度過高,并且在負載在額定功率的一半情況下溫度每升高20攝氏度,故障率就上升一倍。

以上(shang)就(jiu)是小編對(dui)于大(da)功(gong)率led燈珠散熱(re)測試 50瓦LED燈珠用(yong)多大(da)的散熱(re)問題(ti)和(he)相(xiang)關(guan)問題(ti)的解答了(le),希望對(dui)你有用(yong)

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