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clearfix tcPro"><section class="home-main container clearfix"><div id="jsnpryq" class="twoCol"><div id="cbqs7jg" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://m.cdcfah.com/">首頁(yè)?<a href="http://m.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://m.cdcfah.com/cp/first-_nengyuan/">能源</a>?<a href="http://m.cdcfah.com/cp/second-nengyuan_pdsdsb/">配電輸電設(shè)備</a>?<a href="http://m.cdcfah.com/cp/third-pdsdsb_qtpdsdsb/">其他配電輸電設(shè)備</a>?廣州主動(dòng)式電源pfc采購(gòu) 服務(wù)為先深圳市保益新能電氣供應(yīng)</p><div id="vk3jvn7" class="leftbox clearfix"><h1>廣州主動(dòng)式電源pfc采購(gòu) 服務(wù)為先深圳市保益新能電氣供應(yīng)</h1><div id="utdkpba" class="proBig"><div id="yc2ygik" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/baoyixinneng/637406038685836223/2985647.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="rkzldvh" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/baoyixinneng/637406038685836223/2985647.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="ptq8nfc" 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>廣州主動(dòng)式電源pfc采購(gòu),PFC電源</p><p><span>***更新：</span>2020-11-12 08:19:09</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="burz7zr" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">深圳市保益新能電氣有限公司</a></p><p><span>聯(lián)系人：</span>葉立民</p><p><span>郵箱: </span>1301978383@qq.com</p><p><span>電話: </span>18675588113</p><p><span>傳真: </span>0755_</p><p><span>網(wǎng)址: </span>http://www.boynelectric.com</p><p><span>手機(jī): </span>0755-21070344</p><p><span>地址: </span>大浪街道浪口社區(qū)華榮路496號(hào)德泰工業(yè)區(qū)1號(hào)廠房4層402</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="gf2xuwy" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="rasfczb" class="box"><p><p style="text-indent:25px">與被動(dòng)式PFC相比，主動(dòng)式PFC電路省去了一個(gè)較大體積的含有硅鋼片的電感，因此重量上也可能會(huì)比被動(dòng)式PFC電路輕。而作為其明顯區(qū)別就是一個(gè)電感線圈，不過(guò)卻不能因此判斷電源是否主動(dòng)式PFC，因?yàn)殡娫磧?nèi)部的電感線圈較多，沒(méi)有電路知識(shí)的人并不能加以區(qū)分。由于主動(dòng)式PFC電源PFC電路自身需要消耗一定電能，如果使用在低功率（300W以下）電源中往往不如被動(dòng)式PFC電源省電，因此在此類產(chǎn)品中并不常見(jiàn)。另外，因?yàn)橹鲃?dòng)式PFC電路的升壓能力，能容許較低的輸入電壓，所以適應(yīng)市電通常范圍較寬（達(dá)到110V-240V），廣州主動(dòng)式電源pfc采購(gòu)。當(dāng)然，廣州主動(dòng)式電源pfc采購(gòu)，zui明顯的識(shí)別方式，廣州主動(dòng)式電源pfc采購(gòu)，莫過(guò)于通過(guò)產(chǎn)品外殼銘牌上的標(biāo)注來(lái)識(shí)別，有寫(xiě)明“主動(dòng)式PFC”或者“AcTIve PFC”即是主動(dòng)式PFC。我們知道電源的PFC電路是為了提高電源的功率因數(shù)而設(shè)，但是“功率因數(shù)”并不就等于“轉(zhuǎn)換效率”，有人將主動(dòng)式0.99的功率因數(shù)理解為能得到99%的電源轉(zhuǎn)換效率，很顯然這是不對(duì)的。雖然兩個(gè)都是描述省電的概念，但對(duì)于電腦用戶而言，兩個(gè)概念的意義是不一樣的?！半姼醒a(bǔ)償式”包括靜音式和非靜音式。廣州主動(dòng)式電源pfc采購(gòu)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣州主動(dòng)式電源pfc采購(gòu),PFC電源" src="https://tyunfile.71360.com/WaterMark/UploadFile/baoyixinneng/637406038685836223/2985647.png"></div><p style="text-indent:25px">主動(dòng)式PFC與被動(dòng)式PFC電源的不同：在早些年主動(dòng)式PFC電源剛剛步入主流的時(shí)候，商家們一度大肆宣傳“主動(dòng)式就是比被動(dòng)式好”，現(xiàn)在主動(dòng)式PFC電源已經(jīng)成為主流，雖然不再需要像當(dāng)年那樣瘋狂地推廣，但是我們?nèi)匀豢梢栽诓簧匐娫串a(chǎn)品的包裝上看到強(qiáng)調(diào)主動(dòng)式PFC的字眼，可見(jiàn)這個(gè)觀點(diǎn)早已深入人心。那么主動(dòng)式PFC相比被動(dòng)式PFC好在哪里呢？現(xiàn)在我們就來(lái)一起探討一下被動(dòng)式PFC與主動(dòng)式PFC之間差異，看看為什么主動(dòng)式PFC電源能夠成為現(xiàn)在的主流?，F(xiàn)在主動(dòng)式PFC已經(jīng)成為主流和高級(jí)電源的標(biāo)配。天津主動(dòng)式電源pfc哪家好主動(dòng)式PFC在結(jié)構(gòu)上來(lái)說(shuō)基本就是一個(gè)通過(guò)PWM控制電流波形的AC/DC整流器。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣州主動(dòng)式電源pfc采購(gòu),PFC電源" src="https://tyunfile.71360.com/WaterMark/UploadFile/baoyixinneng/637406041362838188/2093902.png"></div><p style="text-indent:25px">主動(dòng)PFC電路由高頻電感、開(kāi)關(guān)管、電容以及控制IC等元件構(gòu)成。電路的特點(diǎn)是構(gòu)造復(fù)雜，但優(yōu)點(diǎn)很多：功率因數(shù)高達(dá)0.99、低損耗和高可靠、輸入電壓可以從90V到270V（寬幅輸入）等，由于輸出DC電壓紋波很小，因此采用主動(dòng)式PFC的電源不需要采用很大容量的濾波電容。被動(dòng)式PFC通常為一塊體積較大的電感，其內(nèi)部由多塊硅鋼片外部纏繞銅線而組成。功率因數(shù)不是很高，只能達(dá)到0.7~0.8，因此其效率也比較低，發(fā)熱量也比較大。被動(dòng)式PFC也并非一無(wú)是處，其結(jié)構(gòu)簡(jiǎn)單，穩(wěn)定性上表現(xiàn)好，比較適合中低端電源。希望你根本個(gè)人的實(shí)際情況選擇！</p><p style="text-indent:25px">開(kāi)關(guān)電源pfc常見(jiàn)故障：無(wú)直流電壓輸出或電壓輸出不穩(wěn)定：如果保險(xiǎn)絲是完好的，在有負(fù)載情況下，各級(jí)直流電壓無(wú)輸出。這種情況主要是以下原因造成的：電源中出現(xiàn)開(kāi)路、短路現(xiàn)象，過(guò)壓、過(guò)流保護(hù)電路出現(xiàn)故障，輔助電源故障，振蕩電路沒(méi)有工作，電源負(fù)載過(guò)重，高頻整流濾波電路中整流二極管被擊穿，濾波電容漏電等。在用萬(wàn)用表測(cè)量次級(jí)元件，排除了高頻整流二極管擊穿、負(fù)載短路的情況后，如果這時(shí)輸出為零，則可以肯定是電源的控制電路出了故障。若有部分電壓輸出說(shuō)明前級(jí)電路工作正常，故障出在高頻整流濾波電路中。高頻濾波電路主要由整流二極管及低壓濾波電容組成直流電壓輸出，其中整流二極管擊穿會(huì)使該電路無(wú)電壓輸出，濾波電容漏電會(huì)造成輸出電壓不穩(wěn)等故障。用萬(wàn)用表靜態(tài)測(cè)量對(duì)應(yīng)元件即可檢查出其損壞的元件。主動(dòng)式PFC配合好的電路設(shè)計(jì)，能適應(yīng)更高的電壓范圍。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣州主動(dòng)式電源pfc采購(gòu),PFC電源" src="https://tyunfile.71360.com/WaterMark/UploadFile/baoyixinneng/637406038609127250/5992744.png"></div><p style="text-indent:25px">PFC就是功率因數(shù)校正的意思，主要用來(lái)表征電子產(chǎn)品對(duì)電能的利用效率。功率因數(shù)越高，說(shuō)明電能的利用效率越高。PC電源采用傳統(tǒng)的橋式整流、電容濾波電路會(huì)使AC輸入電流產(chǎn)生嚴(yán)重的波形畸變，向電網(wǎng)注入大量的高次諧波，因此網(wǎng)側(cè)的功率因數(shù)不高，*有0.6左右，并對(duì)電網(wǎng)和其它電氣設(shè)備造成嚴(yán)重諧波污染與干擾。早在80年代初，人們已對(duì)這類裝置產(chǎn)生的高次諧波電流所造成的危害引起了關(guān)注。1982年，國(guó)際電工委員會(huì)制訂了IEC55－2限制高次諧波的規(guī)范（后來(lái)的修訂規(guī)范是IEC1000－3－2），促使眾多的電力電子技術(shù)工作者開(kāi)始了對(duì)諧波濾波和功率因數(shù)校正（PFC）技術(shù)的研究。電子電源產(chǎn)品中引入PFC電路，就可以較大提高對(duì)電能的利用效率。與被動(dòng)式PFC相比，主動(dòng)式PFC電路省去了一個(gè)較大體積的含有硅鋼片的電感。廣州主動(dòng)式電源pfc采購(gòu)</p><p style="text-indent:25px">PFC還能減少電源對(duì)市電電網(wǎng)的干擾，尤其是避免它在突然啟動(dòng)時(shí)對(duì)其他電器的影響。廣州主動(dòng)式電源pfc采購(gòu)</p><p style="text-indent:25px">近年來(lái)，行業(yè)內(nèi)多起銷售事件，與銷售的發(fā)展混亂是不可分的。因此，銷售的發(fā)展安全性問(wèn)題引發(fā)了行業(yè)的強(qiáng)烈關(guān)注。企業(yè)也開(kāi)發(fā)了諸多提升安全性的技術(shù)！就單從我國(guó)UPS/EPS電源，雙向逆變器，安防電源，激光儲(chǔ)能電源的產(chǎn)品品質(zhì)方面來(lái)看，相關(guān)設(shè)備制造行業(yè)門(mén)檻較低，生產(chǎn)的設(shè)備品質(zhì)參差不齊，存在劣幣驅(qū)逐良幣的現(xiàn)象。目前國(guó)內(nèi) UPS/EPS電源，雙向逆變器，安防電源，激光儲(chǔ)能電源的設(shè)施運(yùn)營(yíng)商大部分都采購(gòu)、運(yùn)營(yíng)由其自身或者其關(guān)聯(lián)企業(yè)生產(chǎn)、制造的產(chǎn)品，并不完全是由市場(chǎng)行為決定的。隨著發(fā)展UPS/EPS電源，雙向逆變器，安防電源，激光儲(chǔ)能電源將很好的滿足全屏手機(jī)對(duì)于外觀設(shè)計(jì)以及信號(hào)差等方面的需求。此外，隨著未來(lái)5G通信技術(shù)對(duì)于手機(jī)功耗需求的增加，手機(jī)續(xù)航將成為一個(gè)大問(wèn)題。目前業(yè)內(nèi)出現(xiàn)的所謂“共享充電寶”的概念就試圖從共享經(jīng)濟(jì)的角度來(lái)解決手機(jī)續(xù)航的問(wèn)題，而顯然基于UPS/EPS電源，雙向逆變器，安防電源，激光儲(chǔ)能電源的共享商業(yè)模式將更具價(jià)值和前景。.世界產(chǎn)業(yè)結(jié)構(gòu)的轉(zhuǎn)變，對(duì)中國(guó)的企業(yè)是一種挑戰(zhàn)，同時(shí)也是一個(gè)機(jī)會(huì)。這對(duì)促進(jìn)中國(guó)電氣設(shè)備、電源產(chǎn)品、逆變器，UPS，通訊電源，儲(chǔ)能電源產(chǎn)品、工業(yè)電源、電池充放電電源設(shè)備、電池充放電管理系統(tǒng)設(shè)備、數(shù)字電源、無(wú)功補(bǔ)償器或者功率矯正器、數(shù)字控制技術(shù)軟件、工業(yè)控制軟件、電力計(jì)量產(chǎn)品、新能源設(shè)備、太陽(yáng)能、并網(wǎng)逆變器、離網(wǎng)逆變器、匯流箱、控制器，通訊設(shè)備產(chǎn)品、節(jié)能電子產(chǎn)品、回饋式電源負(fù)載的研發(fā)、銷售及相關(guān)信息咨詢。等行業(yè)上規(guī)模、上檔次，增強(qiáng)產(chǎn)品開(kāi)發(fā)能力以及與國(guó)際接軌來(lái)說(shuō)是一個(gè)極好機(jī)會(huì)。廣州主動(dòng)式電源pfc采購(gòu)</p><p style="text-indent:25px">深圳市保益新能電氣有限公司致力于電工電氣，以科技創(chuàng)新實(shí)現(xiàn)***管理的追求。保益新能擁有一支經(jīng)驗(yàn)豐富、技術(shù)創(chuàng)新的專業(yè)研發(fā)團(tuán)隊(duì)，以高度的專注和執(zhí)著為客戶提供UPS/EPS電源，雙向逆變器，安防電源，激光儲(chǔ)能電源。保益新能繼續(xù)堅(jiān)定不移地走高質(zhì)量發(fā)展道路，既要實(shí)現(xiàn)基本面穩(wěn)定增長(zhǎng)，又要聚焦關(guān)鍵領(lǐng)域，實(shí)現(xiàn)轉(zhuǎn)型再突破。保益新能創(chuàng)始人王永麗，始終關(guān)注客戶，創(chuàng)新科技，竭誠(chéng)為客戶提供良好的服務(wù)。</p></p><br /><p>文章來(lái)源地址: http://m.cdcfah.com/cp/1958720.html</p></div></div></div></div></div><div id="ts3umjv" class="page-right twoColRt"><div id="8s887x7" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="vkhjbdk" class="recomPic likePro"><a href="http://m.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) 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