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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>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>重慶專業(yè)投光燈廠家,投光燈</p><p><span>***更新：</span>2021-02-07 01:05:46</p><p><span id="click" >瀏覽次數(shù)：5次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="dspc2o3" 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="cq38qce" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="hw2by2g" class="box"><p><p style="text-indent:25px">LED支架類別 1)、支架的作用:用來導(dǎo)電和支撐 2)、支架的組成:支架由支架素材經(jīng)過電鍍而形成，由里到外是素材、銅、鎳、銅、銀這五層所組成;3)、支架的種類:帶杯支架做聚光型，平頭支架做大角度散光型的1、直插式A、2002 杯/平頭:此種支架一般做對角度、亮度要求不是很高的材料，比其他支架要短10mm左右。Pin 間距為2. 28mm;B、2003杯/平頭:一般用來做φ 5以上的Lamp , 外露pin長為+29mm、-27mm，Pin 間距為2.54mm;C、2004杯/平頭:用來做用來做φ 3左右的Lamp， Pin長及間距同2003支架;D、2006:兩極均為平頭型，用來做閃爍、兩極均為平頭型，用來做閃爍Lamp，固IC，重慶專業(yè)投光燈廠家，焊多條線;F、2009:用來做雙色的Lamp,杯內(nèi)可固兩顆，重慶專業(yè)投光燈廠家，重慶專業(yè)投光燈廠家，三支pin腳控制極性;G、2009-8/3009:用來做三色的Lamp，杯內(nèi)可固三顆晶片，四支pin腳。LED是決定整屏光學(xué)顯示性能的主體，直接影響觀眾對顯示屏的評價(jià);重慶專業(yè)投光燈廠家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="重慶專業(yè)投光燈廠家,投光燈" src="https://tyunfile.71360.com/WaterMark/UploadFile/shxiansheng/637269781175878906/6687908.png"></div><p style="text-indent:25px">理論上可以做到在目標(biāo)區(qū)域內(nèi)完全均勻，這也能避免傳統(tǒng)光源“燈下亮"現(xiàn)象中的光浪費(fèi);―第三，色溫可選，這樣在不同場合的應(yīng)用中，也是提高效率、降低成本的一個(gè)重要途徑;―第四，技術(shù)進(jìn)步空間依然很大。二、劣勢(影響路燈推廣應(yīng)用的因素)有:―當(dāng)前價(jià)格還太高，光通量低，當(dāng)前同等照度設(shè)計(jì)的LED光源價(jià)格大約相當(dāng)于傳統(tǒng)光源的4倍(不過在路燈產(chǎn)品中，光源部分占總成本并不高，所以在工程安裝中的成本提高比例也不會(huì)太高，應(yīng)用的空間還是比較大的)，在民用中難以承受。<span style="display:none;"><span style="display:none;"><span style="display:none;"><span style="display:none;"></span></span></span></span>陜西led戶外投光燈具led 頂燈熱脹冷縮膠體擠壓金線產(chǎn)生的開路。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="重慶專業(yè)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">性能特點(diǎn)要求:1.高可靠性特別像LED路燈的驅(qū)動(dòng)電源，裝在高空，維修不方便，維修的花費(fèi)也大。2．高效率LED是節(jié)能產(chǎn)品，驅(qū)動(dòng)電源的效率要高。對于電源安裝在燈具內(nèi)的結(jié)構(gòu)，尤為重要。因?yàn)長ED的發(fā)光效率隨著LED溫度的升高而下降，所以LED的散熱非常重要。電源的效率高，它的耗損功率小，在燈具內(nèi)發(fā)熱量就小，也就降低了燈具的溫升。對延緩LED的光衰有利。―3．高功率因素功率因素是電網(wǎng)對負(fù)載的要求。一般70瓦以下的用申器，沒有強(qiáng)制性指標(biāo)。</p><p style="text-indent:25px">尤其是09年剛剛新起的維達(dá)U盤LED控制卡目前使用的zui多，維達(dá)∪盤LED控制卡可用串口連接電腦，也可用U盤傳遞信息，省電腦、免布線、支持模擬時(shí)鐘、流水邊框，維達(dá)U盤LED控制卡適合各種室內(nèi)外顯示屏，上市以來深受全國各地LED顯示屏廠商喜愛?？刂瓶?nbsp;LED顯示屏發(fā)展到今己逐步走入民用化，如各種店面用的門頭屏、室內(nèi)外的各種方形屏和其他的各種條型屏等。目前要配顯示屏必須要配接一臺電腦來更新內(nèi)容，這使得很大一部分用戶特別是廣告用戶更新節(jié)目困難。衰減特性除與紅、綠、藍(lán)LED本身特性相關(guān)外，使用電流、PCB板散熱設(shè)計(jì)、顯示屏使用環(huán)境溫度等均對衰減影響。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="重慶專業(yè)投光燈廠家,投光燈" src="https://tyunfile.71360.com/WaterMark/UploadFile/shxiansheng/637269781968994141/3260429.png"></div><p style="text-indent:25px">有些元器件是因?yàn)樽陨韮?nèi)部的接觸不良，也有元器件互連時(shí)的接觸不良，也有虛焊（一般為組件與PCB）產(chǎn)生的不良。下面以zui常見的連接器（接插件）之間的接觸為實(shí)例分析接觸不良問題，之后大家可以觸類旁通。連接器一般是針接觸件和孔接觸件之間的連接。我們知道，元器件的引腳或端子，一般是有一層鍍層，比如鍍鉛錫合金、鍍純錫、鍍鎳、鍍銀、鍍銀鈀合金、鍍金、等等。所以組件之間的接觸，其實(shí)就是這些鍍層金屬之間的接觸。當(dāng)然，不同的鍍層金屬的導(dǎo)電率是不同的，對應(yīng)產(chǎn)生的接觸電阻也有所不同。視角的圓形LED就夠了。投光燈</p><p style="text-indent:25px">解決的辦法是DIYled燈時(shí)好帶上防靜電手套或相關(guān)防護(hù)設(shè)備，以減少靜電對燈珠的沖擊。重慶專業(yè)投光燈廠家</p><p style="text-indent:25px">我們要為太陽能電池組件選擇一個(gè)zui佳傾角。關(guān)于太陽能電池組件zui佳傾角問題的探討，近年來在一些學(xué)術(shù)刊物上出現(xiàn)得不少。本次路燈使用地區(qū)為廣州地區(qū)，依據(jù)本次設(shè)計(jì)參考相關(guān)文獻(xiàn)中的資料[1]，選定太陽能電池組件支架傾角為160。2.3.2抗風(fēng)設(shè)計(jì)在太陽能路燈系統(tǒng)中，結(jié)構(gòu)上一個(gè)需要非常重視的問題就是抗風(fēng)設(shè)計(jì)?？癸L(fēng)設(shè)計(jì)主要分為兩大塊，一為電池組件支架的抗風(fēng)設(shè)計(jì)，二為燈桿的抗風(fēng)設(shè)計(jì)。下面按以上兩塊分別做分析。(1)太陽能電池組件支架的抗風(fēng)設(shè)計(jì)依據(jù)電池組件廠家的技術(shù)參數(shù)資料，太陽能電池組件可以承受的迎風(fēng)壓強(qiáng)為2700Pa。重慶專業(yè)投光燈廠家</p></p><br /><p>文章來源地址: 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