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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>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>湖南節(jié)能燈泡批發(fā)廠家,燈泡</p><p><span>***更新：</span>2020-11-14 05:26:30</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="vo88icb" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">中山市橫欄鎮(zhèn)江雅電子加工店</a></p><p><span>聯(lián)系人：</span>單世樂</p><p><span>郵箱: </span>1139567934@qq.com</p><p><span>電話: </span>15207608275</p><p><span>傳真: </span>0760_</p><p><span>網(wǎng)址: </span>https://shop8at9822014t99.1688.com</p><p><span>手機(jī): </span>0760-88968373</p><p><span>地址: </span> 中山市橫欄鎮(zhèn)新茂工業(yè)區(qū)慶龍路7號(hào)四樓之一 </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="mgiahtv" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="zoliaho" class="box"><p><p style="text-indent:25px">“重力電燈”依靠重力產(chǎn)生電力，湖南節(jié)能燈泡批發(fā)廠家，其亮度相當(dāng)于一個(gè)12瓦的日光燈，且使用壽命長。來自美國弗吉尼亞州的克雷·毛爾頓，在弗吉尼亞科技大學(xué)獲得了碩士學(xué)位。他的研究課題是一種使用發(fā)光二極管制成的燈具，這種燈具被命名為“格拉維亞”，它事實(shí)上是一個(gè)高度略大于4英尺(約1.21米)、由丙烯酸材料做成的柱體。這種燈具的發(fā)光原理是：燈具上的重物在緩緩落下時(shí)帶動(dòng)轉(zhuǎn)子旋轉(zhuǎn)，由旋轉(zhuǎn)產(chǎn)生的電能將給燈具通電并使其發(fā)光。這種燈具的光通量為600至800流明(相當(dāng)于一個(gè)12瓦日光燈的亮度)，持續(xù)時(shí)間為4小時(shí)，湖南節(jié)能燈泡批發(fā)廠家。要打開燈具，湖南節(jié)能燈泡批發(fā)廠家，操作者只需將燈上的重物從底端移到頂部，將其放進(jìn)頂部的凹槽里。讓重物緩緩下降，只需幾秒鐘，這種發(fā)光二極管燈具即被點(diǎn)亮。用緊湊型熒光燈取代白熾燈，節(jié)電70~80%，壽命長5~10倍。湖南節(jié)能燈泡批發(fā)廠家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖南節(jié)能燈泡批發(fā)廠家,燈泡" src="https://tyunfile.71360.com/UploadFile/jiangya/637401030356548213/3713609.png"></div><p style="text-indent:25px">白熾燈，一般認(rèn)為電燈是由美國人湯馬士·愛迪生所發(fā)明。但倘若認(rèn)真的考據(jù)，另一美國人亨利·戈培爾(Heinrich Göbel)比愛迪生早數(shù)十年已發(fā)明了相同原理和物料。1801年，英國化學(xué)家戴維將鉑絲通電發(fā)光，他亦在1810年發(fā)明了電燭，利用兩根碳棒之間的電弧照明。1854年亨利·戈培爾使用一根炭化的竹絲，放在真空的玻璃瓶下通電發(fā)光。他的發(fā)明在現(xiàn)在看來是一個(gè)有實(shí)際效用的白熾燈。他當(dāng)時(shí)試驗(yàn)的燈泡已經(jīng)可維持400小時(shí)，但是并沒有即時(shí)申請(qǐng)?jiān)O(shè)計(jì)專利。陜西光纖燈泡價(jià)格燈泡接上額定的電壓后，電流通過燈絲而被加熱到白熾狀態(tài)(2000C以上)，因而發(fā)熱發(fā)光。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖南節(jié)能燈泡批發(fā)廠家,燈泡" src="https://tyunfile.71360.com/UploadFile/jiangya/637401030460777125/1194640.png"></div><p style="text-indent:25px">電燈泡的較大問題是燈絲的升華。因?yàn)殒u絲上細(xì)微的電阻差別造成溫度不一，在電阻較大的地方，溫度升得較高，鎢絲亦升華得較快，于是造成鎢絲變細(xì)，電阻進(jìn)一步增大的循環(huán)；較終令鎢絲燒斷。后來發(fā)現(xiàn)以惰性氣體代替真空可以減慢鎢絲的升華?，F(xiàn)在多數(shù)的電燈泡內(nèi)都是注入氮、氬或氪氣?，F(xiàn)代的白熾燈一般壽命為1000小時(shí)左右。為什么它要呈梨形?這是因?yàn)殡姛綦娏梁?，燈泡里的鎢絲能達(dá)到2500℃左右的高溫，會(huì)使鎢絲表層蒸發(fā)出一部分鎢的微粒。燈泡做成梨形，燈泡內(nèi)的惰性氣體對(duì)流時(shí)，鎢的微粒，大部分隨熱氣體被卷到上方，沉積在燈泡的頸部，這就能減輕對(duì)燈泡周圍和底部的影響，保持它的亮度。所以燈泡要做成梨形。</p><p style="text-indent:25px">臥室燈具的配件或者材質(zhì)都要考慮反光的問題，不然稍有光線就會(huì)顯得刺眼。如果是使用節(jié)能燈的話，以10㎡臥室為例子，9W就足夠了。當(dāng)然也可以選擇一些小型吸頂燈，不僅可以增加美觀度，光源強(qiáng)度也好把控。LED的可塑性賦予了照明極大的想象空間，LED燈泡也非常細(xì)分,即特定的燈泡具有特定的用途，現(xiàn)在我們就來談?wù)劅襞菽切┦?，別跳過，這也許是關(guān)于燈泡介紹較各方面的博文。首先來了解下國內(nèi)常用民用燈頭接口：E14、E27、E40、B22、G4、G9等，其中E是表示螺口，數(shù)字是表示螺紋的直徑；B是表示卡口，數(shù)字是表示螺殼卡口的直徑；G是表示插入式燈頭，數(shù)字是兩插腳的中心距離，E40的燈頭常用于戶外燈具，其他基本用于室內(nèi)。電燈的壽命跟燈絲的溫度有關(guān)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖南節(jié)能燈泡批發(fā)廠家,燈泡" src="https://tyunfile.71360.com/UploadFile/jiangya/637401030350337239/7581385.png"></div><p style="text-indent:25px">燈泡發(fā)黑：在技術(shù)上雖已采取了阻礙鎢在高溫下升華的措施，但事實(shí)上鎢還能在高溫下升華，由固態(tài)直接變?yōu)闅鈶B(tài)。熱的鎢蒸氣遇冷后又凝華為固態(tài)晶體附在燈的內(nèi)表面上。所以燈泡會(huì)發(fā)黑變暗。另外，升華和凝華的結(jié)果使得燈絲變細(xì)，由公式R=ρ(電阻率)L/S(π r2) 可分析得到，半徑r變小，燈絲電阻R變大，而燈兩端的電壓不變，P=U2/R ，所以燈的功率變小，亮度變暗。導(dǎo)體的電阻與導(dǎo)體的材料、截面積、長度和溫度有關(guān)。一般金屬材料的電阻都隨溫度的升高而增大，燈絲鎢也具有同樣的性質(zhì)。開燈的瞬間，燈絲溫度低，電阻小，所以燈絲易出現(xiàn)過熱而熔斷。工作一段時(shí)間后，燈絲溫度升高，阻值附溫度的升高而增大，燈的電流和功率接近額定值，因而難損壞。一只"220V、60W"的白熾燈由公式R=U2/P計(jì)算得到的熱態(tài)電阻是807歐,而不工作的冷態(tài)電阻實(shí)測值是63歐。高壓汞燈用途：道路照明、泛光照明、廣場照明、工業(yè)照明等。湖南節(jié)能燈泡批發(fā)廠家</p><p style="text-indent:25px">燈泡是根據(jù)電流的熱效應(yīng)的原理制作而成的。湖南節(jié)能燈泡批發(fā)廠家</p><p style="text-indent:25px">電燈泡經(jīng)過數(shù)年的發(fā)展，則以發(fā)光二極管（LED）及**度氣體放電燈（High Intensity Discharge　HID)照明開始流行。前者的優(yōu)點(diǎn)是非常長壽，現(xiàn)已用在交通燈、以及手電筒之上。后者其實(shí)是多種技術(shù)的統(tǒng)稱(鈉燈亦屬于HID)。很多較新汽車使用的氙氣車頭燈(Xenon HID)、放映機(jī)使用的金屬鹵化物燈（Metal Halide），都是屬于HID。許多類型的燈的預(yù)期壽命被定義為其中50%失敗的操作小時(shí)數(shù)，即燈的中值壽命。生產(chǎn)公差低至1%可能導(dǎo)致燈泡使用壽命的差異達(dá)到25%，所以一般來說，一些燈泡在額定壽命之前會(huì)失效，有些壽命將持續(xù)更長的時(shí)間。對(duì)于LED，燈的壽命被定義為50%的燈經(jīng)歷70%的光輸出下降的操作時(shí)間。湖南節(jié)能燈泡批發(fā)廠家</p><p style="text-indent:25px">中山市橫欄鎮(zhèn)江雅電子加工店致力于照明工業(yè)，是一家生產(chǎn)型公司。公司業(yè)務(wù)分為球泡，蠟燭球泡，太陽能路燈，高富帥球泡等，目前不斷進(jìn)行創(chuàng)新和服務(wù)改進(jìn)，為客戶提供良好的產(chǎn)品和服務(wù)。公司從事照明工業(yè)多年，有著創(chuàng)新的設(shè)計(jì)、強(qiáng)大的技術(shù)，還有一批**的專業(yè)化的隊(duì)伍，確保為客戶提供良好的產(chǎn)品及服務(wù)。中山江雅電子憑借創(chuàng)新的產(chǎn)品、專業(yè)的服務(wù)、眾多的成功案例積累起來的聲譽(yù)和口碑，讓企業(yè)發(fā)展再上新高。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1984047.html</p></div></div></div></div></div><div id="tmjnpcj" class="page-right twoColRt"><div id="8j8q7mj" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="otqifco" 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" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)</p></a></div><div id="tiumokc" 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