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clearfix"><section class="container clearfix tcPro"><section class="home-main container clearfix"><div id="p7tpx9n" class="twoCol"><div id="7p97bhf" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_zmgy/">照明工業(yè)</a>?<a href="http://www.cdcfah.com/cp/second-zmgy_snzmdjeh/">室內(nèi)照明燈具</a>?<a href="http://www.cdcfah.com/cp/third-snzmdjeh_tongdengwa/">筒燈</a>?江蘇飛利浦投光燈廠家歡迎咨詢上海先盛照明電器供應(yīng)</p><div id="9nlrpnb" class="leftbox clearfix"><h1>江蘇飛利浦投光燈廠家歡迎咨詢上海先盛照明電器供應(yīng)</h1><div id="37vjhpd" class="proBig"><div id="vpvtr7n" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/shxiansheng/637269781305722656/5520519.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="dt77pnt" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/shxiansheng/637269781305722656/5520519.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="7nrxv7l" 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>江蘇飛利浦投光燈廠家,投光燈</p><p><span>***更新：</span>2021-01-21 07:06:30</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="jvlb7pf" 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</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="ndfv7nj" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="nbzfd7h" class="box"><p><p style="text-indent:25px">一般都要用串、并聯(lián)來聯(lián)接，來適應(yīng)不同的工作電壓，串聯(lián)的LED燈越多影響越大，只要其中有一個(gè)LED燈內(nèi)部連線開路，將造成該串聯(lián)電路的整串LED燈不亮，江蘇飛利浦投光燈廠家，可見這種情況比第一種情況要嚴(yán)重的多。LED死燈是影響產(chǎn)品質(zhì)量、可靠性的關(guān)健，如何減少和杜絕死燈，提高產(chǎn)品質(zhì)量和可靠性，是封裝、應(yīng)用企業(yè)需要解決的關(guān)鍵問題。下面是對造成死燈的一些原因作一些分析探討1、靜電對LED芯片造成損傷，使LED芯片的PN結(jié)失效，江蘇飛利浦投光燈廠家，漏電流增大，變成一個(gè)電阻由于LED是有角度的，江蘇飛利浦投光燈廠家，故全彩LED顯示屏同樣具有角度方向性，即在不同角度觀看時(shí)，其亮度是會遞增或遞減的。江蘇飛利浦投光燈廠家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇飛利浦投光燈廠家,投光燈" src="https://tyunfile.71360.com/WaterMark/UploadFile/shxiansheng/637269781305722656/5520519.png"></div><p style="text-indent:25px">LED三防燈具本質(zhì)就是一款T8三防燈具，只是接線不同，不配鎮(zhèn)流器，直接安裝相同規(guī)格的LED日光燈就可以了，LED日光燈，作為未來zui有競爭力的光源，以其節(jié)能，壽命長，無污染，在綠色低碳環(huán)保節(jié)能照明中，具有舉足輕重的地位。管中管三防燈具，原理和LED三防燈具是一樣的，只是管中管是一.款新式的設(shè)計(jì)的節(jié)能光源產(chǎn)品，內(nèi)罩了高效的光反片，光的利用率更高，成本比LED低得多，是一款性價(jià)比極高的光源之一，在LED日光燈還未完全成熟前，是一.款理想的過渡產(chǎn)品。三防燈具安裝.1.安裝:吸頂或吊裝2. PG防水接頭(PG13. 5)江蘇飛利浦投光燈廠家汽車用白熾燈不耐震動撞擊、易損壞、壽命短，需要經(jīng)常更換。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇飛利浦投光燈廠家,投光燈" src="https://tyunfile.71360.com/WaterMark/UploadFile/shxiansheng/637269781652041016/5513893.png"></div><p style="text-indent:25px">現(xiàn)在設(shè)計(jì)占燈具成本的20%左右，有些高。隨著技術(shù)發(fā)展電源大概在5-10%zui為合理。 LED成本高，其實(shí)是相對目前其他光源來說，作為20世紀(jì)90年代才發(fā)明藍(lán)光LED,從而導(dǎo)致LED白光得以實(shí)現(xiàn)的LED行業(yè)而言，其實(shí)現(xiàn)在的成本并不高。尤其是LED環(huán)保、節(jié)能、不含汞，而且每季度LED燈具的價(jià)格都在往下滑，相信一定可以在較短的時(shí)間內(nèi)達(dá)到人們能夠接受的水平。編輯本段LED驅(qū)動電源九大性能特點(diǎn)要求根據(jù)電網(wǎng)的用電規(guī)則和LED驅(qū)動電源的特性要求，在選擇和設(shè)計(jì)LED驅(qū)動電源時(shí)要考慮到以下九大<span style="display:none;"><span style="display:none;"><span style="display:none;"><span style="display:none;"><span style="display:none;"><span style="display:none;"><span style="display:none;"></span></span></span></span></span></span></span></p><p style="text-indent:25px">―從發(fā)光強(qiáng)度角分布圖來分有三類:(1）高指向性。一般為尖頭環(huán)氧封裝，或是帶金屬反射腔封裝，且不加散射劑。半值角為5°～20°或更小，具有很高的指向性，可作局部照明光源用，或與光檢出器聯(lián)用以組成自動檢測系統(tǒng)。(2）標(biāo)準(zhǔn)型。通常作指示燈用，其半值角為20°~45°。(3）散射型。這是視角較大的指示燈，半值角為45°~90°或更大，散射劑的量較大。3、按發(fā)光二極管的結(jié)構(gòu)分―按發(fā)光二極管的結(jié)構(gòu)分有全環(huán)氧包封、金屬底座環(huán)氧封裝、陶瓷底座環(huán)氧封裝及玻璃封裝等結(jié)構(gòu)。LED亮度越高，使用電流的余量越大，對節(jié)省耗電、保持LED穩(wěn)定有好處。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇飛利浦投光燈廠家,投光燈" src="https://tyunfile.71360.com/WaterMark/UploadFile/shxiansheng/637269782039189453/4436063.png"></div><p style="text-indent:25px">如今，OLED的工作效率比起一-般的LED低得多，比較高的都只是在10%左右。但OLED的生產(chǎn)成本低得多，例如可以用簡單的印制方法將特大的OLED數(shù)組安放在屏幕上，用以制造彩色顯示屏。LED上拉電阻一般LED工作時(shí)，加10mA足以使之正常工作，故電阻值為Vo/10mA，Vo即為外加電阻的值，如+5V的電壓下可以使用500歐姆的電阻。LED顯示屏控制系統(tǒng) 簡單說分為:同步控制系統(tǒng)( 與計(jì)算機(jī)輸出內(nèi)容同步) ;異步脫機(jī)控制系統(tǒng)(將內(nèi)容存儲在控制卡內(nèi)，脫機(jī)運(yùn)行)隨著近2 年LED顯示屏的飛速發(fā)展，LED控制系統(tǒng)的市場也變的更加廣闊以防止LED因內(nèi)部芯片受潮造成漏電引起LED燈珠不亮。江蘇飛利浦投光燈廠家</p><p style="text-indent:25px">LED尺寸減小，減少了顯示面積，顆粒感增多，黑區(qū)面積增大，增加了對比度。江蘇飛利浦投光燈廠家</p><p style="text-indent:25px">這些要求都為電子行業(yè)的人們所熟悉，關(guān)健是在實(shí)際執(zhí)行時(shí)是否到位，是否有記錄。據(jù)筆者了解一般的民營企業(yè)，防靜電措施做得并不到位，這就是大多數(shù)企業(yè)查不到接地電阻的測試記錄，即使做了接地電阻測試也是一年一次，或幾年一次，或有問題時(shí)檢查一下接地電阻，殊不知接地電阻測試這是一項(xiàng)很重要的工作，每年至少4次（每季度測試一次），一些要求高的地方，每月就要作一次接地電阻測試。土壤電阻會隨著季節(jié)的變化而不同，春夏天雨水多江蘇飛利浦投光燈廠家</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2943016.html</p></div></div></div></div></div><div id="trffvj7" class="page-right twoColRt"><div id="xrxljzx" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="jbjzxlr" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" 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