led燈珠流明計算 led流明怎么計算 |
發布時間:2022-08-24 11:09:00 |
大家好今天來介(jie)紹led燈珠流明(ming)計算(30wled燈照明(ming)面積)的問(wen)題(ti),以下是小編(bian)對此問(wen)題(ti)的歸納整(zheng)理,來看看吧。 文章目錄列表:30wled燈管的照度目前(qian)較(jiao)普遍的(de)(de)(de)led光(guang)源(yuan)的(de)(de)(de)1w 45mil的(de)(de)(de)光(guang)通量(liang)為(wei)110lm到(dao)130lm之(zhi)間(jian)(這是(shi)(shi)在額定25度常溫下測(ce)試的(de)(de)(de),在實際(ji)的(de)(de)(de)應用中(zhong)肯定是(shi)(shi)到(dao)不(bu)了的(de)(de)(de)),正規的(de)(de)(de)30wled產品都(dou)是(shi)(shi)有透(tou)(tou)(tou)鏡(jing)進行(xing)二次配光(guang)的(de)(de)(de),即(ji)使最好(hao)(hao)的(de)(de)(de)透(tou)(tou)(tou)鏡(jing)在也(ye)會有光(guang)損失(shi)好(hao)(hao),質量(liang)好(hao)(hao)的(de)(de)(de)透(tou)(tou)(tou)鏡(jing),損失(shi)在10%,普通的(de)(de)(de)損失(shi)在30以(yi)上,常見的(de)(de)(de)30w的(de)(de)(de)led路燈(deng)都(dou)是(shi)(shi)傳統燈(deng)型,在燈(deng)的(de)(de)(de)外面還(huan)有玻(bo)璃的(de)(de)(de)透(tou)(tou)(tou)鏡(jing),這個(ge)(ge)光(guang)損失(shi)更高了,所以(yi)綜合下來目前(qian)較(jiao)普通的(de)(de)(de)路燈(deng)有個(ge)(ge)常規的(de)(de)(de)計算(suan)方法是(shi)(shi)燈(deng)珠(zhu)的(de)(de)(de)每w流(liu)明數乘(cheng)以(yi)0.7就(jiu)是(shi)(shi)燈(deng)具(ju)的(de)(de)(de)實際(ji)光(guang)通量(liang),次的(de)(de)(de)光(guang)通量(liang)*0.6,質量(liang)好(hao)(hao)的(de)(de)(de)光(guang)通量(liang)*0.75,這是(shi)(shi)大(da)概的(de)(de)(de)計算(suan)方法。 led光源的流明是怎樣計算的LED理(li)論(lun)是(shi)(shi)(shi)0.2W實際應是(shi)(shi)(shi)0.3W左(zuo)右,流(liu)(liu)(liu)(liu)明(ming)(ming)(ming)值(zhi)(zhi)(zhi)為(wei)(wei)(wei)Y(X)=P(X)*Vs(X) 流(liu)(liu)(liu)(liu)明(ming)(ming)(ming)值(zhi)(zhi)(zhi)指人(ren)(ren)眼(yan)所(suo)能(neng)感(gan)覺到的(de)(de)(de)(de)(de)輻(fu)(fu)射(she)(she)功率(lv)(lv)(lv)(lv),它(ta)等于(yu)(yu)單(dan)(dan)(dan)(dan)(dan)位(wei)時(shi)(shi)(shi)(shi)間(jian)內某一波段(duan)的(de)(de)(de)(de)(de)輻(fu)(fu)射(she)(she)能(neng)量(liang)和該(gai)波段(duan)的(de)(de)(de)(de)(de)相對(dui)(dui)視(shi)(shi)(shi)(shi)見(jian)率(lv)(lv)(lv)(lv)的(de)(de)(de)(de)(de)乘(cheng)積。由(you)于(yu)(yu)人(ren)(ren)眼(yan)對(dui)(dui)不(bu)(bu)(bu)同(tong)(tong)波長(chang)(chang)(chang)光(guang)(guang)(guang)(guang)的(de)(de)(de)(de)(de)相對(dui)(dui)視(shi)(shi)(shi)(shi)見(jian)率(lv)(lv)(lv)(lv)不(bu)(bu)(bu)同(tong)(tong),所(suo)以不(bu)(bu)(bu)同(tong)(tong)波長(chang)(chang)(chang)光(guang)(guang)(guang)(guang)的(de)(de)(de)(de)(de)輻(fu)(fu)射(she)(she)功率(lv)(lv)(lv)(lv)相等時(shi)(shi)(shi)(shi),其流(liu)(liu)(liu)(liu)明(ming)(ming)(ming)值(zhi)(zhi)(zhi)并不(bu)(bu)(bu)相等。 例如,當波長(chang)(chang)(chang)為(wei)(wei)(wei)555×10-9米(mi)的(de)(de)(de)(de)(de)綠光(guang)(guang)(guang)(guang)與(yu)波長(chang)(chang)(chang)為(wei)(wei)(wei)650×10-9米(mi)的(de)(de)(de)(de)(de)紅光(guang)(guang)(guang)(guang)輻(fu)(fu)射(she)(she)功率(lv)(lv)(lv)(lv)相等時(shi)(shi)(shi)(shi),前者的(de)(de)(de)(de)(de)流(liu)(liu)(liu)(liu)明(ming)(ming)(ming)值(zhi)(zhi)(zhi)為(wei)(wei)(wei)后(hou)者的(de)(de)(de)(de)(de)10倍。 流(liu)(liu)(liu)(liu)明(ming)(ming)(ming)值(zhi)(zhi)(zhi)的(de)(de)(de)(de)(de)單(dan)(dan)(dan)(dan)(dan)位(wei)為(wei)(wei)(wei)“流(liu)(liu)(liu)(liu)明(ming)(ming)(ming)”。流(liu)(liu)(liu)(liu)明(ming)(ming)(ming)值(zhi)(zhi)(zhi)通(tong)常用(yong)Φ來表示,在理(li)論(lun)上其功率(lv)(lv)(lv)(lv)可用(yong)瓦(wa)特來度量(liang),但因視(shi)(shi)(shi)(shi)覺對(dui)(dui)此尚與(yu)光(guang)(guang)(guang)(guang)色有(you)關(guan)。所(suo)以度量(liang)單(dan)(dan)(dan)(dan)(dan)位(wei)采用(yong),依標準光(guang)(guang)(guang)(guang)源及正常視(shi)(shi)(shi)(shi)力另定(ding)之“流(liu)(liu)(liu)(liu)明(ming)(ming)(ming)”來度量(liang)流(liu)(liu)(liu)(liu)明(ming)(ming)(ming)值(zhi)(zhi)(zhi)。符號:lm 流(liu)(liu)(liu)(liu)明(ming)(ming)(ming)值(zhi)(zhi)(zhi)是(shi)(shi)(shi)每單(dan)(dan)(dan)(dan)(dan)位(wei)時(shi)(shi)(shi)(shi)間(jian)到達、離(li)開或通(tong)過曲面(mian)的(de)(de)(de)(de)(de)光(guang)(guang)(guang)(guang)能(neng)數(shu)(shu)量(liang)。流(liu)(liu)(liu)(liu)明(ming)(ming)(ming) (lm) 是(shi)(shi)(shi)國(guo)際單(dan)(dan)(dan)(dan)(dan)位(wei)體(ti)系 (SI) 和美國(guo)單(dan)(dan)(dan)(dan)(dan)位(wei)體(ti)系 (AS) 的(de)(de)(de)(de)(de)流(liu)(liu)(liu)(liu)明(ming)(ming)(ming)值(zhi)(zhi)(zhi)單(dan)(dan)(dan)(dan)(dan)位(wei)。如果您想將(jiang)光(guang)(guang)(guang)(guang)作為(wei)(wei)(wei)穿越空間(jian)的(de)(de)(de)(de)(de)粒子(光(guang)(guang)(guang)(guang)子),那么到達曲面(mian)的(de)(de)(de)(de)(de)光(guang)(guang)(guang)(guang)束(shu)的(de)(de)(de)(de)(de)流(liu)(liu)(liu)(liu)明(ming)(ming)(ming)值(zhi)(zhi)(zhi)與(yu) 1 秒鐘時(shi)(shi)(shi)(shi)間(jian)間(jian)隔內撞擊曲面(mian)的(de)(de)(de)(de)(de)粒子數(shu)(shu)成一定(ding)比例。 光(guang)(guang)(guang)(guang)源的(de)(de)(de)(de)(de)輻(fu)(fu)射(she)(she)能(neng)通(tong)量(liang);對(dui)(dui)人(ren)(ren)眼(yan)所(suo)引起視(shi)(shi)(shi)(shi)覺的(de)(de)(de)(de)(de)物(wu)理(li)量(liang)。即單(dan)(dan)(dan)(dan)(dan)位(wei)時(shi)(shi)(shi)(shi)間(jian)內某一波段(duan)內的(de)(de)(de)(de)(de)輻(fu)(fu)射(she)(she)能(neng)量(liang)與(yu)該(gai)波段(duan)的(de)(de)(de)(de)(de)相對(dui)(dui)視(shi)(shi)(shi)(shi)見(jian)率(lv)(lv)(lv)(lv)的(de)(de)(de)(de)(de)乘(cheng)積。人(ren)(ren)眼(yan)對(dui)(dui)不(bu)(bu)(bu)同(tong)(tong)波段(duan)的(de)(de)(de)(de)(de)光(guang)(guang)(guang)(guang),視(shi)(shi)(shi)(shi)見(jian)率(lv)(lv)(lv)(lv)不(bu)(bu)(bu)同(tong)(tong);故不(bu)(bu)(bu)同(tong)(tong)波段(duan)的(de)(de)(de)(de)(de)光(guang)(guang)(guang)(guang)輻(fu)(fu)射(she)(she)功率(lv)(lv)(lv)(lv)相等,而(er)流(liu)(liu)(liu)(liu)明(ming)(ming)(ming)值(zhi)(zhi)(zhi)不(bu)(bu)(bu)等。 人(ren)(ren)眼(yan)對(dui)(dui)亮度的(de)(de)(de)(de)(de)敏(min)(min)(min)感(gan)程度與(yu)顏色有(you)關(guan),在整個可見(jian)光(guang)(guang)(guang)(guang)范圍內并不(bu)(bu)(bu)是(shi)(shi)(shi)均勻的(de)(de)(de)(de)(de).可以用(yong)相對(dui)(dui)敏(min)(min)(min)感(gan)函(han)數(shu)(shu)曲線進行(xing)描述. 人(ren)(ren)眼(yan)對(dui)(dui)于(yu)(yu)波長(chang)(chang)(chang)X=555nm的(de)(de)(de)(de)(de)光(guang)(guang)(guang)(guang)線最(zui)為(wei)(wei)(wei)敏(min)(min)(min)感(gan),我(wo)們定(ding)義(yi)這時(shi)(shi)(shi)(shi)的(de)(de)(de)(de)(de)相對(dui)(dui)視(shi)(shi)(shi)(shi)敏(min)(min)(min)度Vs(555)=1.當X為(wei)(wei)(wei)其它(ta)值(zhi)(zhi)(zhi)時(shi)(shi)(shi)(shi),Vs(X)均小于(yu)(yu)1.如果對(dui)(dui)于(yu)(yu)某一波長(chang)(chang)(chang)X的(de)(de)(de)(de)(de)單(dan)(dan)(dan)(dan)(dan)色光(guang)(guang)(guang)(guang),其輻(fu)(fu)射(she)(she)功率(lv)(lv)(lv)(lv)為(wei)(wei)(wei)P(X),相對(dui)(dui)視(shi)(shi)(shi)(shi)敏(min)(min)(min)函(han)數(shu)(shu)為(wei)(wei)(wei)Vs(X),則可以定(ding)義(yi)流(liu)(liu)(liu)(liu)明(ming)(ming)(ming)值(zhi)(zhi)(zhi)為(wei)(wei)(wei)Y(X)=P(X)*Vs(X) 當P(X)以瓦(wa)為(wei)(wei)(wei)單(dan)(dan)(dan)(dan)(dan)位(wei)時(shi)(shi)(shi)(shi),Y(X)的(de)(de)(de)(de)(de)單(dan)(dan)(dan)(dan)(dan)位(wei)為(wei)(wei)(wei)光(guang)(guang)(guang)(guang)瓦(wa).只有(you)當X=555nm時(shi)(shi)(shi)(shi),1瓦(wa)光(guang)(guang)(guang)(guang)輻(fu)(fu)射(she)(she)功率(lv)(lv)(lv)(lv)產生1 lm(流(liu)(liu)(liu)(liu)明(ming)(ming)(ming))的(de)(de)(de)(de)(de)流(liu)(liu)(liu)(liu)明(ming)(ming)(ming)值(zhi)(zhi)(zhi) 簡單(dan)(dan)(dan)(dan)(dan)點說流(liu)(liu)(liu)(liu)明(ming)(ming)(ming)值(zhi)(zhi)(zhi)是(shi)(shi)(shi)光(guang)(guang)(guang)(guang)源在單(dan)(dan)(dan)(dan)(dan)位(wei)時(shi)(shi)(shi)(shi)間(jian)內發出的(de)(de)(de)(de)(de)光(guang)(guang)(guang)(guang)亮 單(dan)(dan)(dan)(dan)(dan)位(wei)是(shi)(shi)(shi) LM LED流明怎么計算最近在研究室內照明(ming)與(yu)光(guang)通量(liang)的關系(xi)。以我愚(yu)蠢的資質(zhi)目(mu)前(qian)認為這(zhe)種測算相(xiang)對更(geng)準確,給大家(jia)(jia)分享一下(xia)(準備家(jia)(jia)裝的朋(peng)友,千萬(wan)不要錯過啦[機智])平均照度(du)(Eav)= 單(dan)個燈(deng)具光(guang)通量(liang)(Φ流明(ming)lx)×燈(deng)具數(shu)量(liang)×CU(空間(jian)利(li)用系(xi)數(shu),家(jia)(jia)庭(ting)一般(ban)在0.4-0.55之間(jian))×K(維護(hu)系(xi)數(shu),主要是光(guang)衰(shuai)竭及(ji)空間(jian)反射(she)效率,家(jia)(jia)庭(ting)一般(ban)0.8)÷地(di)(di)板面積(ji)(房(fang)間(jian)面積(ji),長(chang)×寬)簡單(dan)來(lai)說,平均照度(du)(Eav)= 單(dan)個燈(deng)具流明(ming)×燈(deng)具數(shu)量(liang)×0.32÷地(di)(di)板面積(ji)以上只涉及(ji)流明(ming),其(qi)他的基礎(chu)屬(shu)性(色溫&顯色性)、產品性能(neng)(頻閃@藍(lan)光(guang))、照明(ming)方式等(deng)其(qi)他重要影(ying)響因素均為涉及(ji)其(qi)中。 led燈單位led燈怎樣計算度數有兩個(ge)概念先說明(ming)一下,一個(ge)是(shi)(shi)(shi)(shi)亮度:單位是(shi)(shi)(shi)(shi)流明(ming),一盞有多少流明(ming)代表(biao)有多亮,取(qu)決于(yu)光(guang)(guang)效(xiao)(xiao),光(guang)(guang)效(xiao)(xiao)又是(shi)(shi)(shi)(shi)什(shen)么(me)鬼是(shi)(shi)(shi)(shi)不(bu)是(shi)(shi)(shi)(shi)說復(fu)雜了,呵呵。光(guang)(guang)效(xiao)(xiao)是(shi)(shi)(shi)(shi)1W有多少流明(ming),LED燈目前我光(guang)(guang)效(xiao)(xiao)都是(shi)(shi)(shi)(shi)在(zai)100LM/W以(yi)上,光(guang)(guang)效(xiao)(xiao)高的可以(yi)達到150LM/W以(yi)上。另一個(ge)就(jiu)是(shi)(shi)(shi)(shi)功耗,也就(jiu)是(shi)(shi)(shi)(shi)我們通(tong)常說的多少瓦(wa)。這個(ge)參數(shu)決定(ding)他每小時(shi)耗多少電。 我們舉個例子來(lai)計算一(yi)下:兩(liang)盞燈,一(yi)盞100W,光(guang)效150LM/W,總流(liu)明是(shi)(shi)15000LM,一(yi)小時耗電(dian)0.1度(du)電(dian),一(yi)盞是(shi)(shi)120W,光(guang)效110LM/W,總流(liu)明是(shi)(shi)13200LM,一(yi)小時耗電(dian)0.12度(du)電(dian)。 從這(zhe)個例子看來,誰最費電要(yao)看瓦婁,誰亮度最高(gao)要(yao)看LED燈的總流明。 更多問題時宇虹(hong)光電股份幫到您。 流明和瓦數怎么計算流明和瓦數的換算 光通量(liang)(流明)=683x發光效率(lv)x輻射通量(liang)(瓦特)就現在是(shi)LED燈來說,一般為50-70 lm/W,白熾燈為10-15 lm/W,節能燈50-80 lm/W。為何數據(ju)會有波動。 因為全世界的(de)(de)LED燈光制造參數都(dou)還沒有同一(yi)的(de)(de)標(biao)準(zhun),每家的(de)(de)指標(biao)不(bu)一(yi)樣,就(jiu)算是(shi)歐(ou)(ou)美幾家大(da)的(de)(de)廠(chang)家飛利浦、歐(ou)(ou)司朗、GE等的(de)(de)照度(du)和色溫也都(dou)不(bu)一(yi)樣。 以上就(jiu)是小編對于led燈珠(zhu)流明(ming)計算(suan)(30wled燈照明(ming)面積)問(wen)題和相(xiang)關問(wen)題的解答了(le),希望對你有(you)用(yong) |