海南可調(diào)開關(guān)直流電源推薦咨詢深圳市茂迪機(jī)電設(shè)備供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="二，海南可調(diào)開關(guān)直流電源、測試方法（一）、負(fù)載效應(yīng)及周期與隨機(jī)偏移的測量 1、負(fù)載效應(yīng)的測量是*由于負(fù)載的變化而引起電壓或電流穩(wěn)定輸出量的變化量的測量，海南可調(diào)開關(guān)直流電源。 &ems"><meta name="keywords" content="海南可調(diào)開關(guān)直流電源,直流電源"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" 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href="http://www.cdcfah.com/xw/"><span>行業(yè)資訊</span></a></li><li id = "index_show"><a href="http://www.cdcfah.com/zh/"><span>展會信息</span></a></li></ul></div></nav><section class="wrap clearfix"><section class="container clearfix tcPro"><section class="home-main container clearfix"><div id="bpdjxtx" class="twoCol"><div id="bzhd7rp" 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-_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_wydy/">穩(wěn)壓電源</a>?海南可調(diào)開關(guān)直流電源推薦咨詢深圳市茂迪機(jī)電設(shè)備供應(yīng)</p><div id="htrnj33" class="leftbox clearfix"><h1>海南可調(diào)開關(guān)直流電源推薦咨詢深圳市茂迪機(jī)電設(shè)備供應(yīng)</h1><div id="5pxv3vz" class="proBig"><div id="lhf3zf5" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/szmdjd/637393089672621857/8945684.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="33jn5rd" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/szmdjd/637393089672621857/8945684.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="bj5br3b" 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>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>海南可調(diào)開關(guān)直流電源,直流電源</p><p><span>***更新：</span>2020-11-04 09:28:36</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="nnrh7fl" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">深圳市茂迪機(jī)電設(shè)備有限公司</a></p><p><span>聯(lián)系人：</span>黃富強(qiáng)</p><p><span>郵箱: </span>fuqiang.huang@maodi.net</p><p><span>電話: </span>13509625980</p><p><span>傳真: </span>0755_</p><p><span>網(wǎng)址: </span>http://www.maodi.net</p><p><span>手機(jī): </span>0755-83280136</p><p><span>地址: </span>深南大道6006號華豐大廈2803、2804</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="hntrfrn" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="5bfl3lz" class="box"><p><p> 二，海南可調(diào)開關(guān)直流電源、測試方法 </p> <p> （一）、負(fù)載效應(yīng)及周期與隨機(jī)偏移的測量 </p> <p> 1、負(fù)載效應(yīng)的測量是*由于負(fù)載的變化而引起電壓或電流穩(wěn)定輸出量的變化量的測量，海南可調(diào)開關(guān)直流電源。 </p> <p> 2、周期與隨機(jī)偏移的測量是電壓或電流穩(wěn)定輸出量中無規(guī)則波動部分（以前稱紋波和噪聲）的測量。測量頻率范圍為：10Hz~10MHz，測量時必須使用單一接地點(diǎn)，以免產(chǎn)生測量誤差。 </p> <p> 3，海南可調(diào)開關(guān)直流電源、應(yīng)在負(fù)載調(diào)節(jié)完成后 1.5 秒~11.5 秒時間間隔內(nèi)測量。 </p> <p> 4、源電壓分別置于 198 伏、220 伏、242 伏時測量。 </p> <p> 5、穩(wěn)壓電源時測量法： </p> <p> ①儀器連接法：按圖一進(jìn)口便攜式交直流電源。海南可調(diào)開關(guān)直流電源</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="海南可調(diào)開關(guān)直流電源,直流電源" src="https://tyunfile.71360.com/UploadFile/szmdjd/637393089672621857/8945684.png"></div><p> ***的動態(tài)特性-多種應(yīng)用選擇 </p> <p> SYSKON P系列的康詩坦德直流程控電源具有寬泛的額定功率輸出范圍，包括500W, 800W, 1500W, 3000W和4500W；輸出電壓范圍大，從25V到60V, 2.4/1。而一般情況下，只有兩臺具備方波特性曲線的電源組合方能達(dá)到這種輸出指標(biāo)。寬泛的輸入電壓工作范圍，正弦電流消耗，使其在低線電壓的國家也可正常使用。該電源在設(shè)定值和負(fù)載突變的情況下也能提供***的動態(tài)特性.電壓設(shè)定值可每1 ms變換一次 </p> <p> 提供長時間測試解決方案 </p> <p> <br /> </p> <p> SYSKON P系列的康詩坦德電源產(chǎn)品通過精密的電壓和電流時序，對被測裝H進(jìn)行控制。能夠持續(xù)長時讀出額定值，因而，無論是靜態(tài)還是動態(tài)要求的長時間測試， </p> <p> SYSKON系列產(chǎn)品真正幫助您解決問題。生成的數(shù)值可隨時復(fù)制，結(jié)果可靠且可再現(xiàn).精密數(shù)字設(shè)定值特性功不可沒。 </p> <p> <br /> </p> <p> <span style="display:none;"></span> 浙江直流電源分析儀開關(guān)可調(diào)直流電源價格？</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="海南可調(diào)開關(guān)直流電源,直流電源" src="https://tyunfile.71360.com/UploadFile/szmdjd/637393089540619622/7000674.png"></div><p> 當(dāng)電源的內(nèi)電阻可以忽略不計時，可以認(rèn)為電源的電動勢在量值上近似地等于電源兩極間的電位差或電壓。 </p> <p> 為了取得較高的直流電壓，常將直流電源串聯(lián)使用，這時總電動勢為各電源的電動勢之和，總內(nèi)阻也為各電源內(nèi)電阻之和。由于內(nèi)阻增大，一般只能用于所需電流強(qiáng)度較小的電路。為了取得較大的電流強(qiáng)度，可以將等電動勢的直流電源并聯(lián)使用，這時總電動勢即為單個電源的電動勢，總內(nèi)阻為各電源內(nèi)電阻的并聯(lián)值。 </p> <p> 直流電源的類型直流電源的類型很多，不同類型的直流電源中，非靜電力的性質(zhì)不同，能量轉(zhuǎn)換的過程也不同。在化學(xué)電池(例如干電池、蓄電池等)中，非靜電力是與離子的溶解和沉積過程相聯(lián)系的化學(xué)作用，化學(xué)電池放電時，化學(xué)能轉(zhuǎn)化為電能和焦耳熱在溫差電源(例如金屬溫差電偶、半導(dǎo)體溫差電偶)中，非靜電力是與溫度差和電子的濃度差相聯(lián)系的擴(kuò)散作用，溫差電源向外電路提供功率時，熱能部分地轉(zhuǎn)化為電能。 </p> <p> 在直流發(fā)電機(jī)中,非靜電力是電磁感應(yīng)作用,直流發(fā)電機(jī)供電時，機(jī)械能轉(zhuǎn)化為電能與焦耳熱。在光電池中，非靜電力是光生伏打效應(yīng)的作用，光電池供電時，光能轉(zhuǎn)化為電能和焦耳熱。 </p><p style="text-indent:25px">240V高壓直流供電系統(tǒng)的優(yōu)勢240V高壓直流供電系統(tǒng)有著技術(shù)成熟、可靠性高、維護(hù)操作簡易、轉(zhuǎn)換效率高、在線擴(kuò)容簡單等優(yōu)點(diǎn)，通信業(yè)界一直在探討采用高壓直流系統(tǒng)來代替UPS系統(tǒng)。240V高壓直流供電系統(tǒng)具有明顯技術(shù)優(yōu)勢和價格優(yōu)勢，且能在沿用現(xiàn)有的IT設(shè)備的前提下推廣使用，因此得到了各級部門的***重視和支持。1、系統(tǒng)構(gòu)成簡單原理、架構(gòu)與傳統(tǒng)通信局（站）的?48V直流供電系統(tǒng)完全相同，而后者的可用性及可靠性均得到數(shù)十年運(yùn)行的檢驗(yàn)。因此，該系統(tǒng)易于維護(hù)，對廠商的依賴度降低；負(fù)載率高且易于擴(kuò)容；運(yùn)行效率高；直流母排是電池組、整流器、負(fù)載的共同匯結(jié)點(diǎn)，系統(tǒng)可靠性高。直流電源是什么意思。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="海南可調(diào)開關(guān)直流電源,直流電源" src="https://tyunfile.71360.com/UploadFile/szmdjd/637393089466869621/342152.png"></div><p> 航天事業(yè)擔(dān)負(fù)著特殊的國家使命。航天通信系統(tǒng)具有**性和保密性特點(diǎn)，特別是較高的時效性要求。通信電源的可靠性是航天通信部門首要考慮的問題，是通信系統(tǒng)安全運(yùn)行的重要保證。當(dāng)前，航天系統(tǒng)各通信局（站）普遍采用UPS系統(tǒng)作為IT設(shè)備的主用電源，它克服了因市電中斷而導(dǎo)致的系統(tǒng)中斷。但是，UPS自身、甚至并機(jī)冗余系統(tǒng)的故障導(dǎo)致網(wǎng)絡(luò)通信事故也時有發(fā)生，已產(chǎn)生較大的社會影響和相當(dāng)?shù)慕?jīng)濟(jì)損失。240V高壓直流供電系統(tǒng)（HVDC）作為一項簡單、可靠的技術(shù)，減少了電力轉(zhuǎn)換環(huán)節(jié)，提高了供電可靠性和效率，受到了業(yè)界的***關(guān)注。航天通信部門應(yīng)積極**電源科技的發(fā)展變化，關(guān)注應(yīng)用實(shí)踐中的探索成果，將新技術(shù)轉(zhuǎn)換為新應(yīng)用，提升航天通信系統(tǒng)的可靠性水平。 </p> <p> 直流電源高頻開關(guān)模塊式直流電源。海南可調(diào)開關(guān)直流電源</p><p style="text-indent:25px">雙向直流電源可編程。海南可調(diào)開關(guān)直流電源</p><p style="text-indent:25px">3）通信電源通信電源其實(shí)質(zhì)上就是DC/DC變換器式電源，只是它一般以直流－48V或－24V供電，并用后備電池作DC供電的備份，將DC的供電電壓變換成電路的工作電壓，一般它又分**供電、分層供電和單板供電三種，以后者可靠性比較高。（4）電臺電源電臺電源輸入AC220V/110V，輸出DC13.8V,功率由所供電臺功率而定，幾安幾百安均有產(chǎn)品。為防止AC電網(wǎng)斷電影響電臺工作，而需要有電池組作為備份，所以此類電源除輸出一個13.8V直流電壓外,還具有對電池充電自動轉(zhuǎn)換功能。（5）模塊電源隨著科學(xué)技術(shù)飛速發(fā)展，對電源可靠性、容量/體積比要求越來越高，模塊電源越來越顯示其優(yōu)越性，它工作頻率高、體積小、可靠性高，便于安裝和組合擴(kuò)容，所以越來越被***采用。國內(nèi)雖有相應(yīng)模塊生產(chǎn)，但因生產(chǎn)工藝未能趕上國際水平，故障率較高。DC/DC模塊電源雖然成本較高，但從產(chǎn)品的漫長的應(yīng)用周期的整體成本來看，特別是因系統(tǒng)故障而導(dǎo)致的高昂的維修成本及商譽(yù)損失來看，選用該電源模塊還是合算合算的，在此還值得一提的是羅氏變換器電路，它的突出優(yōu)點(diǎn)是電路結(jié)構(gòu)簡單，效率高和輸出電壓、電流的紋波值接近于零。海南可調(diào)開關(guān)直流電源</p><p style="text-indent:25px">深圳市茂迪機(jī)電設(shè)備有限公司致力于儀器儀表，是一家貿(mào)易型的公司。公司業(yè)務(wù)涵蓋電能質(zhì)量分析儀，功率分析儀，亮度計，色差儀等，價格合理，品質(zhì)有保證。公司秉持誠信為本的經(jīng)營理念，在儀器儀表深耕多年，以技術(shù)為先導(dǎo)，以自主產(chǎn)品為重點(diǎn)，發(fā)揮人才優(yōu)勢，打造儀器儀表良好品牌。在社會各界的鼎力支持下，持續(xù)創(chuàng)新，不斷鑄造***服務(wù)體驗(yàn)，為客戶成功提供堅實(shí)有力的支持。</p></p><br /><p>文章來源地址: 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