景(jing)觀(guan)(guan)(guan)亮化鋁基板作為照(zhao)明(ming)燈(deng)(deng)(deng)具,與(yu)霓虹燈(deng)(deng)(deng)相比,具有(you)(you)低(di)壓安全可靠、節能(neng)環保(bao)、密封(feng)性能(neng)好、玻璃不(bu)易碎(sui)、生產(chan)中不(bu)因(yin)彎曲而(er)增加(jia)成本(ben)等優(you)點。基本(ben)上取代(dai)了(le)霓虹燈(deng)(deng)(deng)。在政(zheng)府的(de)推動(dong)(dong)下,低(di)功耗的(de)led光源(yuan)(yuan)在耗電(dian)(dian)(dian)(dian)量巨大的(de)景(jing)觀(guan)(guan)(guan)照(zhao)明(ming)市(shi)場上具有(you)(you)較強的(de)市(shi)場競爭力(li)。因(yin)此,led照(zhao)明(ming)在景(jing)觀(guan)(guan)(guan)照(zhao)明(ming)市(shi)場的(de)應(ying)用(yong)越來越廣(guang)泛。清洗(xi)壁燈(deng)(deng)(deng)的(de)驅(qu)(qu)(qu)動(dong)(dong)電(dian)(dian)(dian)(dian)源(yuan)(yuan)和加(jia)熱元件,為了(le)保(bao)證與(yu)led光源(yuan)(yuan)的(de)壽命相協(xie)調,對led驅(qu)(qu)(qu)動(dong)(dong)電(dian)(dian)(dian)(dian)源(yuan)(yuan)的(de)熱控(kong)制(zhi)也(ye)非常重要(yao)(yao),中山市(shi)夜(ye)景(jing)照(zhao)明(ming)工(gong)程應(ying)選(xuan)用(yong)溫(wen)度(du)適宜(yi)的(de)led驅(qu)(qu)(qu)動(dong)(dong)電(dian)(dian)(dian)(dian)源(yuan)(yuan),如(ru)采用(yong)內置電(dian)(dian)(dian)(dian)源(yuan)(yuan)驅(qu)(qu)(qu)動(dong)(dong),燈(deng)(deng)(deng)具應(ying)根據內部環境(jing)溫(wen)度(du)選(xuan)用(yong)相應(ying)的(de)驅(qu)(qu)(qu)動(dong)(dong)電(dian)(dian)(dian)(dian)源(yuan)(yuan)。選(xuan)擇單獨安裝(zhuang)(zhuang)的(de)驅(qu)(qu)(qu)動(dong)(dong)電(dian)(dian)(dian)(dian)源(yuan)(yuan)時,應(ying)根據安裝(zhuang)(zhuang)地點的(de)可能(neng)環境(jing)溫(wen)度(du)選(xuan)擇電(dian)(dian)(dian)(dian)源(yuan)(yuan)。由于(yu)led是(shi)2v-3v低(di)壓恒(heng)流源(yuan)(yuan)驅(qu)(qu)(qu)動(dong)(dong),所以(yi)與(yu)普通白熾燈(deng)(deng)(deng)泡可以(yi)直(zhi)接連接到220v交流電(dian)(dian)(dian)(dian)源(yuan)(yuan)不(bu)同(tong),有(you)(you)必(bi)要(yao)(yao)設計(ji)驅(qu)(qu)(qu)動(dong)(dong)led的(de)電(dian)(dian)(dian)(dian)源(yuan)(yuan)和控(kong)制(zhi)電(dian)(dian)(dian)(dian)路。
景觀亮化(hua)鋁基板工程(cheng)光(guang)(guang)(guang)學設計的(de)(de)(de)(de)(de)關鍵在于(yu)密封(feng)膠(jiao)(jiao)的(de)(de)(de)(de)(de)選(xuan)擇(ze)和(he)應用(yong)。填料和(he)密封(feng)膠(jiao)(jiao)的(de)(de)(de)(de)(de)選(xuan)擇(ze)要(yao)(yao)求(qiu)透(tou)(tou)(tou)(tou)光(guang)(guang)(guang)率(lv)(lv)高(gao)(gao)(gao)(gao)、折(zhe)射(she)(she)率(lv)(lv)高(gao)(gao)(gao)(gao)、熱穩定性(xing)好(hao)、流(liu)動性(xing)好(hao)、易噴涂。為了提(ti)高(gao)(gao)(gao)(gao)led封(feng)裝的(de)(de)(de)(de)(de)可靠性(xing),還要(yao)(yao)求(qiu)填充密封(feng)膠(jiao)(jiao)具有低(di)吸(xi)濕、低(di)應力、低(di)溫度(du)和(he)環保的(de)(de)(de)(de)(de)特(te)點。目前(qian),景觀亮化(hua)鋁基板工程(cheng)中(zhong)(zhong)(zhong)常用(yong)的(de)(de)(de)(de)(de)密封(feng)膠(jiao)(jiao)主(zhu)要(yao)(yao)有環氧樹(shu)脂(zhi)和(he)硅(gui)(gui)膠(jiao)(jiao)。其中(zhong)(zhong)(zhong),硅(gui)(gui)膠(jiao)(jiao)由(you)于(yu)具有高(gao)(gao)(gao)(gao)透(tou)(tou)(tou)(tou)光(guang)(guang)(guang)率(lv)(lv)、高(gao)(gao)(gao)(gao)折(zhe)射(she)(she)率(lv)(lv)、良(liang)好(hao)的(de)(de)(de)(de)(de)熱穩定性(xing)、低(di)應力和(he)低(di)吸(xi)濕性(xing)等(deng)特(te)點,明顯優于(yu)環氧樹(shu)脂(zhi),在高(gao)(gao)(gao)(gao)功率(lv)(lv)LED封(feng)裝中(zhong)(zhong)(zhong)得到了廣泛的(de)(de)(de)(de)(de)應用(yong)。然而,硅(gui)(gui)膠(jiao)(jiao)的(de)(de)(de)(de)(de)性(xing)能受環境溫度(du)的(de)(de)(de)(de)(de)影(ying)響很大,這影(ying)響了LED光(guang)(guang)(guang)效率(lv)(lv)和(he)光(guang)(guang)(guang)強度(du)的(de)(de)(de)(de)(de)分布(bu)(bu)。因此,硅(gui)(gui)膠(jiao)(jiao)的(de)(de)(de)(de)(de)制備工藝有待改進。大功率(lv)(lv)洗壁燈的(de)(de)(de)(de)(de)外(wai)光(guang)(guang)(guang)學設計是將出射(she)(she)光(guang)(guang)(guang)束會(hui)聚成(cheng)形(xing),形(xing)成(cheng)光(guang)(guang)(guang)強分布(bu)(bu)均勻(yun)的(de)(de)(de)(de)(de)光(guang)(guang)(guang)場。主(zhu)要(yao)(yao)包(bao)括反(fan)射(she)(she)式聚光(guang)(guang)(guang)杯(初級光(guang)(guang)(guang)學)和(he)整形(xing)透(tou)(tou)(tou)(tou)鏡(jing)(jing)(jing)(次級光(guang)(guang)(guang)學)的(de)(de)(de)(de)(de)設計。對于(yu)陣列(lie)模塊,還包(bao)括芯(xin)片陣列(lie)的(de)(de)(de)(de)(de)分布(bu)(bu)。透(tou)(tou)(tou)(tou)鏡(jing)(jing)(jing)的(de)(de)(de)(de)(de)常見形(xing)狀(zhuang)有凸透(tou)(tou)(tou)(tou)鏡(jing)(jing)(jing)、凹透(tou)(tou)(tou)(tou)鏡(jing)(jing)(jing)、球透(tou)(tou)(tou)(tou)鏡(jing)(jing)(jing)、菲涅耳透(tou)(tou)(tou)(tou)鏡(jing)(jing)(jing)、組合透(tou)(tou)(tou)(tou)鏡(jing)(jing)(jing)等(deng)。
景(jing)觀亮(liang)化鋁基板項目LED色(se)(se)彩(cai)(cai)豐(feng)富(fu)(fu),單(dan)(dan)色(se)(se)燈(deng)熄滅效果好。單(dan)(dan)色(se)(se)led發(fa)射光(guang)(guang)(guang)(guang)單(dan)(dan)色(se)(se)性較好,這是(shi)(shi)由(you)led芯片發(fa)光(guang)(guang)(guang)(guang)原理(li)決定的(de),選擇(ze)不(bu)(bu)同(tong)的(de)發(fa)光(guang)(guang)(guang)(guang)數據,就可以(yi)得(de)到(dao)不(bu)(bu)同(tong)顏色(se)(se)的(de)單(dan)(dan)色(se)(se)光(guang)(guang)(guang)(guang)。在(zai)(zai)(zai)(zai)藍(lan)光(guang)(guang)(guang)(guang)芯片的(de)基礎上,配合黃色(se)(se)熒光(guang)(guang)(guang)(guang)粉,可以(yi)得(de)到(dao)不(bu)(bu)同(tong)色(se)(se)溫的(de)白色(se)(se)LED。也許在(zai)(zai)(zai)(zai)將紅(hong)、綠、藍(lan)三種單(dan)(dan)色(se)(se)led芯片包裝(zhuang)在(zai)(zai)(zai)(zai)一個led旁邊后(hou),用(yong)(yong)相應(ying)的(de)光(guang)(guang)(guang)(guang)學(xue)(xue)描述來完成三色(se)(se)混(hun)合光(guang)(guang)(guang)(guang)。光(guang)(guang)(guang)(guang)處(chu)理(li)方面,注重光(guang)(guang)(guang)(guang)的(de)作用(yong)(yong),非(fei)(fei)線(xian)性光(guang)(guang)(guang)(guang)學(xue)(xue)效應(ying)處(chu)理(li)器,在(zai)(zai)(zai)(zai)目前(qian)的(de)壁燈(deng)應(ying)用(yong)(yong)中(zhong),無光(guang)(guang)(guang)(guang)功率設(she)計閃爍。光(guang)(guang)(guang)(guang)線(xian)和色(se)(se)彩(cai)(cai),也非(fei)(fei)常(chang)(chang)豐(feng)富(fu)(fu)自然,帶來非(fei)(fei)常(chang)(chang)舒適(shi)的(de)視覺(jue)效果。景(jing)觀亮(liang)化鋁基板工(gong)程(cheng)非(fei)(fei)常(chang)(chang)適(shi)合作為壁燈(deng)安裝(zhuang)在(zai)(zai)(zai)(zai)公共場(chang)所,常(chang)(chang)用(yong)(yong)的(de)色(se)(se)彩(cai)(cai)變換技巧。在(zai)(zai)(zai)(zai)商業應(ying)用(yong)(yong)中(zhong),它使(shi)商品顯(xian)得(de)更加(jia)璀璨,引起了人們更多(duo)的(de)關注。就是(shi)(shi)看到(dao)洗墻燈(deng)的(de)部分燈(deng)殼出光(guang)(guang)(guang)(guang)是(shi)(shi)不(bu)(bu)合理(li)的(de),比(bi)如有(you)的(de)LED燈(deng)出光(guang)(guang)(guang)(guang)只是(shi)(shi)通(tong)過鋁的(de)表面反射出來的(de),這樣做的(de)產品光(guang)(guang)(guang)(guang)損傷更高。