湖北什么是LED燈具歡迎來(lái)電上海先盛照明電器供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買(mǎi)產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content=" 本篇文章介紹如何判斷燈珠類(lèi)型，燈珠的串并數(shù)，以及判斷燈珠板的額定輸入電壓和電流；另外，還介紹了市面上常見(jiàn)的LED驅(qū)動(dòng)器的類(lèi)型，參數(shù)規(guī)格，以及如何配套好你想要的燈珠板。LED燈珠L(zhǎng)ED燈珠的類(lèi)型"><meta name="keywords" content="湖北什么是LED燈具,LED"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" content="no-transform" 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href="http://www.cdcfah.com/cp/third-zmytdj_leddengju/">LED燈具</a>?湖北什么是LED燈具歡迎來(lái)電上海先盛照明電器供應(yīng)</p><div id="i7kwg78" class="leftbox clearfix"><h1>湖北什么是LED燈具歡迎來(lái)電上海先盛照明電器供應(yīng)</h1><div id="7gh7c2u" class="proBig"><div id="pfwf4uh" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/shxiansheng/637402596721236634/4903425.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="zoqswx3" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/shxiansheng/637402596721236634/4903425.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="dfn22n2" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>湖北什么是LED燈具,LED</p><p><span>***更新：</span>2020-12-17 01:09:12</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="nlsjdp4" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海先盛照明電器有限公司</a></p><p><span>聯(lián)系人：</span>顧勇軍</p><p><span>郵箱: </span>522366548@qq.com</p><p><span>電話: </span>13301861712</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>021-54169416</p><p><span>地址: </span>陶干路1199號(hào)</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="dmjq9ui" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="p7xyxkk" class="box"><p><p> 本篇文章介紹如何判斷燈珠類(lèi)型，燈珠的串并數(shù)，以及判斷燈珠板的額定輸入電壓和電流；另外，還介紹了市面上常見(jiàn)的LED驅(qū)動(dòng)器的類(lèi)型，參數(shù)規(guī)格，以及如何配套好你想要的燈珠板。LED燈珠L(zhǎng)ED燈珠的類(lèi)型，從草帽燈珠，食人魚(yú)這些都已經(jīng)消失的封裝開(kāi)始，到SMD，湖北什么是LED燈具，COB，CSP，日新月異，還需要適時(shí)補(bǔ)充。LED燈珠的組成LED燈珠由以下幾個(gè)部分組成：晶片，基板支架，導(dǎo)線，熒光粉，光學(xué)透鏡，湖北什么是LED燈具，支架塑料，如下圖：也有CSP就是沒(méi)有導(dǎo)線的對(duì)比，如：發(fā)光原理從物理學(xué)角度來(lái)理解：當(dāng)電流通過(guò)晶片時(shí)，N型半導(dǎo)體內(nèi)的電子與P型半導(dǎo)體內(nèi)的空穴在發(fā)光層劇烈地碰撞復(fù)合產(chǎn)生光子，以光子的形式發(fā)出能量（即大家看見(jiàn)的光）。不同材料的半導(dǎo)體會(huì)產(chǎn)生不同顏色的光色，如紅光、綠光、藍(lán)光等等。所以，沒(méi)有熒光粉的，直接就是晶片本身發(fā)光顏色，一般彩色燈珠都是這種類(lèi)型。但是，到目前為止還沒(méi)有任何一種半導(dǎo)體材料能發(fā)出白色的光。這里就需要提到一位諾貝爾獎(jiǎng)獲得者——中村修二博士。他發(fā)明出了藍(lán)光LED，由此也為白光LED奠定了一定的基礎(chǔ)，湖北什么是LED燈具?；谶@項(xiàng)重大的貢獻(xiàn)在2014年授予他諾貝爾物理學(xué)獎(jiǎng)。至于藍(lán)光LED是如何轉(zhuǎn)變?yōu)榘坠釲ED，大的原因在于晶片中多了一層熒光粉。上海先盛照明電器有限公司為您提供LED，有需要可以聯(lián)系我司哦！湖北什么是LED燈具</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖北什么是LED燈具,LED" src="https://tyunfile.71360.com/WaterMark/UploadFile/shxiansheng/637402596721236634/4903425.png"></div><p>只是一般指示燈用直插的。照明的很多用LED燈珠的。這也是應(yīng)用上分類(lèi)的一部分，事實(shí)上，早期的照明產(chǎn)品和指示燈用LED燈珠，都是直插的?，F(xiàn)在LED燈珠貼片因?yàn)榉庋b工藝的提升，單顆的功率上來(lái)了，亮度也上來(lái)了，所以，近年來(lái)貼片燈珠應(yīng)用越來(lái)越廣了。但是，在很多要求小角度，亮度高的指示燈產(chǎn)品上，還是有很多選擇應(yīng)用LED燈珠直插的。所以，LED燈珠和LED貼片哪個(gè)更好。一般我會(huì)建議你，用小角度，要求亮度高，聚光性好，小功率的，建議用LED燈珠直插型的。照明產(chǎn)品，或要求發(fā)光比較均勻，發(fā)光角度要大的，光斑要求小，功率比較大的，一般建議用LED燈珠貼片。LED燈珠和LED貼片哪個(gè)更好，好的你要先告訴我你準(zhǔn)備用在什么產(chǎn)品上，我們的工程師可以給你分析哪款更好。燈珠教授每天都會(huì)分享LED燈珠資訊和行業(yè)信息。led燈珠怎么選型號(hào)？教授給你led燈珠型號(hào)對(duì)照表！選燈珠、買(mǎi)燈珠、用燈珠有疑問(wèn)，就來(lái)找燈珠教授！希望LED燈珠和LED貼片哪個(gè)更好的分享能給你的LED燈珠選型帶來(lái)幫助，如果你還需要了解更多的LED燈珠貼片，直插，大功率或COB燈珠資訊，可以聯(lián)系或留言我們。我們會(huì)時(shí)間跟進(jìn)處理。后的話：買(mǎi)燈珠，找臺(tái)宏，提高選型效率，降低維護(hù)成本。湖北什么是LED燈具上海先盛照明電器有限公司LED獲得眾多用戶(hù)的認(rèn)可。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖北什么是LED燈具,LED" src="https://tyunfile.71360.com/WaterMark/UploadFile/shxiansheng/637402596473062897/9399623.png"></div><p>我們可以在噴頭下方用一個(gè)盆接住噴頭噴出的水。而這個(gè)盆有固定的面積，它可以接到多少水，就著這個(gè)位置所得到的照度。光強(qiáng)：光強(qiáng)是發(fā)光強(qiáng)度的簡(jiǎn)稱(chēng)。表示光源在單位立體角內(nèi)光通量的多少。發(fā)光強(qiáng)度是指光源在指定方向上的單位立體角內(nèi)發(fā)出的光通量，也就是說(shuō)光源向空間某一方向輻射的光通密度。符號(hào)用I表示，國(guó)際單位是candela（坎德拉）簡(jiǎn)寫(xiě)cd。光強(qiáng)了光源在不同方向上的輻射能力。通俗的說(shuō)發(fā)光強(qiáng)度就是光源所發(fā)出的光的強(qiáng)弱程度。亮度：亮度是指發(fā)光體（反光體）表面發(fā)光（反光）強(qiáng)弱的物理量。人眼從一個(gè)方向觀察光源，在這個(gè)方向上的光強(qiáng)與人眼所“見(jiàn)到”的光源面積之比，定義為該光源單位的亮度，即單位投影面積上的發(fā)光強(qiáng)度。亮度用符號(hào)L表示，亮度的單位是坎德拉/平方米（cd/m2）。光源的明亮程度與發(fā)光體表面積有關(guān)系，同樣的光強(qiáng)的情況下，發(fā)光面積大，則暗，反之則亮。亮度與發(fā)光面的方向也有關(guān)系，同一發(fā)光面在不同的方向上其亮度值也是不同的，通常是按垂直于視線的方向進(jìn)行計(jì)量的。相關(guān)閱讀光通量是啥意思？</p><p style="text-indent:25px">可實(shí)現(xiàn)平滑和幾乎線性的燈功率調(diào)節(jié)控制特性?？傻玫降凸β式鉀Q方案，半橋逆變器的供電電壓可以選得很低（如5%~100%的調(diào)光范圍對(duì)應(yīng)30~120V），這樣可采用低電壓電容和低耐電壓值的功率MOSFET。由于半橋逆變器工作在恒頻狀態(tài)，所以可采用簡(jiǎn)單的ACDC控制即可<span style="display:none;"></span>實(shí)現(xiàn)調(diào)光。11燈電流近似和DC變換器的直流供電電壓成正比，調(diào)光幾乎和逆變器的輸出電壓成正比，調(diào)光特性曲線?？蓪?shí)現(xiàn)平滑和幾乎線性的燈功率調(diào)節(jié)控制特性?？傻玫降凸β式鉀Q方案，半橋逆變器的供電電壓可以選得很低（如5%~100%的調(diào)光范圍對(duì)應(yīng)30~120V），這樣可采用低電壓電容和低耐電壓值的功率MOSFET。由于半橋逆變器工作在恒頻狀態(tài)，所以可采用簡(jiǎn)單的ACDC控制即可實(shí)現(xiàn)調(diào)光。11燈電流近似和DC變換器的直流供電電壓成正比，調(diào)光幾乎和逆變器的輸出電壓成正比，調(diào)光特性曲線。<span style="display:none;"><span style="display:none;"><span style="display:none;"></span></span></span>上海先盛照明電器有限公司是一家專(zhuān)業(yè)提供LED的公司，有想法可以來(lái)我司咨詢(xún)！</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖北什么是LED燈具,LED" src="https://tyunfile.71360.com/WaterMark/UploadFile/shxiansheng/637402597631471055/8982546.png"></div><p>平角的LED燈珠直插可以做到90-110度。角度越小，聚光性越好，光線越集中，光線射得更遠(yuǎn)。缺點(diǎn)是照射范圍有限。LED燈珠貼片，一般角度都是平面120度，因?yàn)榻嵌却?，發(fā)光均勻，通常在照常照明產(chǎn)品上大量使用。比如，日光燈管，球泡燈，面板燈，很多照明產(chǎn)品上用的都是SMDLED貼片燈珠。LED燈珠貼片可以上高速SMD，過(guò)回流焊的溫度可以達(dá)到260度，重要的是LED燈珠貼片可以批量上高速貼片燈，批量工業(yè)化生產(chǎn)，照明產(chǎn)品上的話，省人工，機(jī)器貼裝，效率更高，焊接不良率更低。而LED燈珠（LED燈珠直插式）因?yàn)榻嵌刃?，聚光性好，但是因?yàn)橹挥袃蓚€(gè)引腳散熱，所以，一般只能過(guò)波峰焊。或者，手工電烙鐵焊接，焊接要求焊接時(shí)間短，對(duì)焊接工人的焊接技術(shù)有要求，否則會(huì)產(chǎn)生較多的不良率。LED燈珠和LED貼片哪個(gè)更好？其實(shí)重要的，還是要看你是用在什么產(chǎn)品上的，如果是用在大功率，或者大瓦數(shù)的照明產(chǎn)品上，一般是建議使用LED燈珠貼片式的，成本更低，效率更高。而如果是用在指示燈上，或者要求聚光，高亮的，小功率的，一般可以選用上海先盛照明電器有限公司LED燈珠直插式的。因此，LED燈珠和LED貼片兩種發(fā)光二極管，本質(zhì)上就沒(méi)有太大的區(qū)別，都是LED燈珠的封裝方式。LED，就選上海先盛照明電器有限公司，用戶(hù)的信賴(lài)之選，有想法可以來(lái)我司咨詢(xún)！浙江工業(yè)LED導(dǎo)軌射燈</p><p style="text-indent:25px">LED，就選上海先盛照明電器有限公司，有需要可以聯(lián)系我司哦！湖北什么是LED燈具</p><p> 總體來(lái)說(shuō)我認(rèn)為L(zhǎng)ED大燈更好，當(dāng)然鹵素車(chē)燈也是有它的優(yōu)點(diǎn)的，但總的來(lái)說(shuō)缺點(diǎn)大于優(yōu)點(diǎn)。LED大燈亮度更高，更加節(jié)能用過(guò)節(jié)能LED燈的小伙伴都知道，節(jié)能燈不光更省電，而且亮度也更高，發(fā)出的光也更加的白。當(dāng)然汽車(chē)的LED大燈也是這樣，它不光比鹵素大燈更亮，而且它的聚光性也更好。此外LED大燈的功率也比鹵素大燈更小，消耗的電量更少，耗電*相當(dāng)于傳統(tǒng)燈泡的1/10。LED大燈更好看LED燈珠較小，并可以根據(jù)造型的需要排列成不同的形狀，這也就給了汽車(chē)造型師更大的發(fā)揮空間，于是現(xiàn)在的車(chē)外形也越來(lái)越好看了。所以在買(mǎi)車(chē)的時(shí)候，大家還是更愿意選擇LED大燈。圓環(huán)形LED尾燈LED大燈更加智能化得益于LED的多顆燈珠的設(shè)計(jì)方式，LED頭燈可以實(shí)現(xiàn)各種智能功能。比如隨動(dòng)轉(zhuǎn)向頭燈、自動(dòng)遠(yuǎn)近光燈、LED流水轉(zhuǎn)向燈、主動(dòng)LED大燈、可投射圖像大燈等等。更加智能和先進(jìn)的LED大燈使我們的用車(chē)更加方便，也更加安全。避免遠(yuǎn)光直射對(duì)象來(lái)車(chē)鹵素大燈：成本低、易維護(hù)是它大的優(yōu)點(diǎn)但LED的這些優(yōu)點(diǎn)是跟它成本成正比的，普通一輛20萬(wàn)合資車(chē)，它的一個(gè)LED頭燈差不多要5千到1萬(wàn)人民幣不等，一些豪華車(chē)的LED頭燈動(dòng)則3萬(wàn)以上。而一輛鹵素大燈多不過(guò)幾千塊錢(qián)，在維修更換方面，顯然鹵素大燈成本更低。湖北什么是LED燈具</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/2432637.html</p></div></div></div></div></div><div id="a8co4ik" 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