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href="http://www.cdcfah.com/cp/">產(chǎn)品供應</a>?<a href="http://www.cdcfah.com/cp/first-_dgdq/">電工電氣</a>?<a href="http://www.cdcfah.com/cp/second-dgdq_dianyuan/">電源</a>?<a href="http://www.cdcfah.com/cp/third-dianyuan_qtdy/">其他電源</a>?黃浦區(qū)大功率電源模塊批發(fā)哪家好推薦咨詢上海多商電子供應</p><div id="pfdbrfv" class="leftbox clearfix"><h1>黃浦區(qū)大功率電源模塊批發(fā)哪家好推薦咨詢上海多商電子供應</h1><div id="bhf7jjr" class="proBig"><div id="pfndjzn" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shdsdz/637393060379653267/3899269.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="9vdjh9z" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shdsdz/637393060379653267/3899269.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="bhxf9jz" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</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>黃浦區(qū)大功率電源模塊批發(fā)哪家好,大功率電源模塊</p><p><span>***更新：</span>2021-01-28 05:14:48</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="zfn9zx9" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海多商電子有限公司</a></p><p><span>聯(lián)系人：</span>吳加斌</p><p><span>郵箱: </span>wu867@126.com</p><p><span>電話: </span>18121221687</p><p><span>傳真: </span>021_69585559</p><p><span>網(wǎng)址: </span>http://www.10000kw.com</p><p><span>手機: </span>021-69585559</p><p><span>地址: </span>上海市嘉定區(qū)科福路358號4號樓4樓</p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="d7br5pn" class="page-proshow02"><p class="title">詳細說明</p><div id="tbzhnz9" class="box"><p><p style="text-indent:25px">大家可能遇到在調(diào)試雙路大功率電源模塊時，出現(xiàn)輔路輸出不斷重啟，或則輔路電壓下跌很嚴重的現(xiàn)象。此現(xiàn)象70%是由于主路負載出現(xiàn)空載或則輕載，黃浦區(qū)大功率電源模塊批發(fā)哪家好，同時輔路負載很重導致。故電源主路一般會要求負載不小于額定負載的10%~20%。原理上主要是因為輔路輸出電壓是依靠變壓器耦合穩(wěn)定輸出，輔路電壓的穩(wěn)定度與負載關(guān)系較大。市面上大部分大功率電源模塊不支持熱插拔，黃浦區(qū)大功率電源模塊批發(fā)哪家好，所謂熱插拔就是在帶電帶負載的情況下對模塊進行插拔操作。一般需要熱插拔的模塊都是冗余模塊及備用模塊，黃浦區(qū)大功率電源模塊批發(fā)哪家好，此類大功率電源模塊都有加入熱插拔控制電路，防止插拔時產(chǎn)生尖峰電壓損壞電源。開關(guān)電源是較大的EMC干擾源。黃浦區(qū)大功率電源模塊批發(fā)哪家好</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="黃浦區(qū)大功率電源模塊批發(fā)哪家好,大功率電源模塊" src="https://tyunfile.71360.com/UploadFile/shdsdz/637393060379653267/3899269.png"></div><p style="text-indent:25px">大功率電源模塊熱插拔即“帶電插拔”,具體是指在帶電帶負載的情況下對模塊進行插拔。配合適當?shù)能浖?便可以在不用關(guān)閉電源的情況下插入或拔除支持熱插拔的周邊設(shè)備,不會導致周邊設(shè)備燒毀并且能夠?qū)崟r偵測及使用新的設(shè)備。但目前大部分大功率電源模塊都不支持熱插拔,且需要熱插拔的模塊都是冗余模塊和備用模塊,它們因為加入了控制電路,可以防止插拔時產(chǎn)生的尖峰電壓損壞模塊。在電源模塊的性能參數(shù)有一參數(shù)叫隔離電壓,需要選擇適合實際應用的耐壓值,同時要關(guān)注模塊底板電氣間隙參數(shù),要滿足產(chǎn)品的電氣隔離參數(shù)。AC-DC電源模塊由于存在高壓,所以電氣間隙一般都在8mm以上,而DC-DC電源模塊根據(jù)參數(shù)不同,一般有3-7mm。山西大功率電源模塊價格大功率電源模塊都不是線性電源類型，都是開關(guān)電源。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="黃浦區(qū)大功率電源模塊批發(fā)哪家好,大功率電源模塊" src="https://tyunfile.71360.com/UploadFile/shdsdz/637393060391019354/5564291.png"></div><p style="text-indent:25px">因為大功率電源模塊產(chǎn)品有模塊電源的PCB設(shè)計規(guī)范要求，它要考慮散熱設(shè)計、EMC設(shè)計、干擾設(shè)計和生產(chǎn)工藝設(shè)計等等，涉及的內(nèi)容非常多，所以PCB設(shè)計在大功率電源模塊產(chǎn)品開發(fā)過程中是作為較重要的環(huán)節(jié)之一來對待的。大功率電源模塊都不是線性電源類型，都是開關(guān)電源，在開關(guān)管開通、關(guān)斷時，電壓和電流都會被斬波，造成較大瞬態(tài)變化（di/dt、dv/dt），所以開關(guān)電源是較大的EMC干擾源。隔離電源模塊常用的電路拓撲：隔離正激和隔離反激。通過產(chǎn)品內(nèi)部電路設(shè)計+PCB設(shè)計，使得產(chǎn)品的EMC性能達到較優(yōu)狀態(tài)。</p><p style="text-indent:25px">大功率電源模塊有多種輸入輸出選擇，并且可以重復加或交叉加，構(gòu)成積木式組合電源，從而實現(xiàn)多路輸入輸出。相比分立式，調(diào)試更加簡單安全，使設(shè)計應用有效簡化，縮短開發(fā)時間。模塊一般采用自動化工藝，保證品質(zhì)和可靠性。大功率電源模塊是經(jīng)過了專業(yè)電源研發(fā)團隊按照嚴格標準來選擇元件，經(jīng)過設(shè)計和開發(fā)，進行過完善的可靠性測試和批量生產(chǎn)測試。而分立式方案就較難進行深入的測試。大功率電源模塊功率密度較高，體積較小，節(jié)省了系統(tǒng)的占用空間。分立式方案難以達到這樣的標準。一般輸出工作頻率越低，其體積越大，發(fā)熱量越大，輸出紋波越大。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="黃浦區(qū)大功率電源模塊批發(fā)哪家好,大功率電源模塊" src="https://tyunfile.71360.com/UploadFile/shdsdz/637393060363069764/9500531.png"></div><p style="text-indent:25px">一般情況下，負載電流的大小是決定功率的關(guān)鍵因素，為考慮到嵌入式系統(tǒng)設(shè)計的穩(wěn)定性和抗意外能力，建議根據(jù)實際情況，較小預留20%的設(shè)計余量，既實際使用中較大功率不超過電源模塊額定功率的80%，在這個功率范圍內(nèi)電源模塊各方面性能發(fā)揮都比較充分而且穩(wěn)定可靠。如果余量太大，造成資源浪費，如果余量太小則不利于溫升和可靠性。對于波動較大的負載，設(shè)計應當滿足峰值電流不超過大功率電源模塊較大承受范圍的基本原則，再根據(jù)負載波動的頻率，適當?shù)募哟笤O(shè)計余量的方法，盡量提高可靠性。功率電源模塊是一種經(jīng)過測試的完整電源，兼具低噪聲、高效率和緊湊布局等優(yōu)勢。山西大功率電源模塊價格</p><p style="text-indent:25px">線性電源主要包括工頻變壓器、大功率整流回路、輸出整流濾波器、控制電路、保護電路等。黃浦區(qū)大功率電源模塊批發(fā)哪家好</p><p style="text-indent:25px">多年來，充電電源，ACDC電源模塊，DCDC電源模塊，大功率電源模塊的企業(yè)，對產(chǎn)品技術(shù)開發(fā)加入少，大部分產(chǎn)品基本上仍停留在70～80年代的水平上。近幾年，又出現(xiàn)了許多民營企業(yè)，據(jù)了解，新興的民營企業(yè)技術(shù)力量欠缺，處在手工作坊式的生產(chǎn)狀態(tài)中，設(shè)備陳舊，產(chǎn)品質(zhì)量不高，但以低成本和靈活的銷售手段，在市場上占有一定的份額，并逐步成長，在市場競爭中也是不可忽視的力量。據(jù)相關(guān)資料顯示，中國在1、充電電源：本系列產(chǎn)分鉛酸電池充電，鋰電池充電，電容充電；充電電壓可以調(diào)節(jié)，充電電流也可以調(diào)節(jié)；輸入電壓可以是交流入110VAC，220VAC，380VAC等；也可以是直流如24VDC，48VDC，110VDC， 300VDC等。 2、 DCDC電源模塊：本系列產(chǎn)品功率范圍100-10000W；可以定制特輸入電源，可以根據(jù)客戶機箱尺寸設(shè)計電源尺寸；輸入對輸出可以是隔離，也可以非隔離；輸出電壓可以調(diào)節(jié)，輸出電流也可以調(diào)節(jié) 可以通過信號或協(xié)議來調(diào)節(jié)電源；電源可以做成恒壓，恒流，恒功率等多種工作模式。 3、 ACDC電源模塊：本系列電源功率范圍100-10000W；輸入電壓可以是110VAC，220VAC，380VAC或其他特殊輸入電壓；輸出電壓可設(shè)定，可調(diào)節(jié)；電源可以定制恒壓，恒流，恒功率多種工作模式。 4、大功率電源模塊：可定制3000-100000尤其是太陽能方面的技術(shù)已趨于世界優(yōu)先地位，占據(jù)了全球70%以上的市場占比，成為重要的“地區(qū)綠色名片”之一。五千年文明相伴，七十載滄桑巨變，中國走在偉大復興的道路上，各項事業(yè)都取得了突出的成績。電工電氣在這十多年發(fā)生了巨大的變化，電工電氣從弱到強的發(fā)展歷程，克服了外部環(huán)境壓力，從產(chǎn)能規(guī)模、技術(shù)水平等各方面帶領(lǐng)了全球發(fā)展，這也正是新中國走向強盛的縮影，當之無愧“地區(qū)名片”這份榮譽。國內(nèi)企業(yè)掌握了整合全球光伏資源的經(jīng)驗，運營能力大幅提升，海外市場成為各大批發(fā)企業(yè)的重要突破點。批發(fā)系列產(chǎn)品的推陳出新夯實了奔一的技術(shù)基礎(chǔ)，這不僅是助力新能源改進的努力，更是奔一人不忘初心的“匠心”精神和堅守品質(zhì)的體現(xiàn)。黃浦區(qū)大功率電源模塊批發(fā)哪家好</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/3044482.html</p></div></div></div></div></div><div id="7pf9hnt" class="page-right twoColRt"><div id="7tz9955" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="lzhpvhx" 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配件哪家強信息推薦自業(yè)物資供應" class="vcenter" 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