表(biao)现电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)本身的(de)(de)一个重要(yao)特征量(liang)是电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)的(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)动(dong)势，它等于单(dan)(dan)位(wei)(wei)正电(dian)(dian)(dian)(dian)(dian)(dian)(dian)荷从(cong)负(fu)极(ji)(ji)通(tong)过(guo)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)内(nei)部(bu)移(yi)到正极(ji)(ji)时非静电(dian)(dian)(dian)(dian)(dian)(dian)(dian)力所(suo)作的(de)(de)功。当(dang)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)的(de)(de)内(nei)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)可(ke)以(yi)忽略不计时，可(ke)以(yi)认为(wei)(wei)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)的(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)动(dong)势在(zai)量(liang)值上(shang)近似地等于电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)两极(ji)(ji)间的(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)位(wei)(wei)差(cha)或电(dian)(dian)(dian)(dian)(dian)(dian)(dian)压。为(wei)(wei)了(le)取得较(jiao)(jiao)高的(de)(de)直流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)压，常(chang)将(jiang)直流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)串联(lian)使用(yong)，这(zhei)时总电(dian)(dian)(dian)(dian)(dian)(dian)(dian)动(dong)势为(wei)(wei)各(ge)(ge)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)的(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)动(dong)势之和(he)，总内(nei)阻(zu)(zu)(zu)也为(wei)(wei)各(ge)(ge)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)内(nei)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)之和(he)。由(you)于内(nei)阻(zu)(zu)(zu)增大(da)，一般只能(neng)用(yong)于所(suo)需电(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)强度较(jiao)(jiao)小的(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)路。为(wei)(wei)了(le)取得较(jiao)(jiao)大(da)的(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)强度，可(ke)以(yi)将(jiang)等电(dian)(dian)(dian)(dian)(dian)(dian)(dian)动(dong)势的(de)(de)直流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)并联(lian)使用(yong)，这(zhei)时总电(dian)(dian)(dian)(dian)(dian)(dian)(dian)动(dong)势即为(wei)(wei)单(dan)(dan)个电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)的(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)动(dong)势，总内(nei)阻(zu)(zu)(zu)为(wei)(wei)各(ge)(ge)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)内(nei)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)的(de)(de)并联(lian)值。直流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)在(zai)工业、医疗、通(tong)讯等领(ling)域有普遍的(de)(de)应(ying)用(yong)。长春华仪电(dian)(dian)(dian)(dian)(dian)(dian)(dian)子交流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)

240V高(gao)压直流(liu)(liu)(liu)供(gong)电(dian)(dian)系统(tong)(tong)各种状态(tai)下的(de)输出电(dian)(dian)压均可满足IT设(she)备(bei)的(de)工作需要(yao)，且有一定(ding)的(de)安全裕(yu)度。建立了完善的(de)标准体(ti)系，我国相继(ji)发布(bu)了YDB037—2009《通信(xin)用(yong)240V直流(liu)(liu)(liu)供(gong)电(dian)(dian)系统(tong)(tong)技术(shu)要(yao)求》、YD/T2378—2011《通信(xin)用(yong)240V直流(liu)(liu)(liu)供(gong)电(dian)(dian)系统(tong)(tong)》、YD/T2555—2013《通信(xin)用(yong)240V直流(liu)(liu)(liu)供(gong)电(dian)(dian)系统(tong)(tong)配电(dian)(dian)设(she)备(bei)》、YD/T2556—2013《通信(xin)用(yong)240V直流(liu)(liu)(liu)供(gong)电(dian)(dian)系统(tong)(tong)应用(yong)维护技术(shu)要(yao)求》、YD5210—2014《240V直流(liu)(liu)(liu)供(gong)电(dian)(dian)系统(tong)(tong)工程技术(shu)规(gui)范》等系统(tong)(tong)性标准，为推广(guang)240V高(gao)压直流(liu)(liu)(liu)供(gong)电(dian)(dian)系统(tong)(tong)应用(yong)、逐步替代UPS电(dian)(dian)源系统(tong)(tong)奠定(ding)了扎实的(de)基(ji)础。黑(hei)龙(long)江(jiang)NGE103B电(dian)(dian)源直流(liu)(liu)(liu)电(dian)(dian)源的(de)设(she)计中需要(yao)考虑各种因素，如效率、稳定(ding)性、成本(ben)等。

这是(shi)因(yin)为(wei)(wei)当对相(xiang)同长(zhang)度(电(dian)(dian)阻)的(de)(de)(de)(de)电(dian)(dian)线通电(dian)(dian)相(xiang)同时间时，会产生与电(dian)(dian)流(liu)平(ping)方(fang)成正比的(de)(de)(de)(de)热量(liang)(liang)(liang)。由于热量(liang)(liang)(liang)是(shi)逸出(chu)的(de)(de)(de)(de)能量(liang)(liang)(liang)，因(yin)此(ci)是(shi)功率损耗(hao)。比如你(ni)需(xu)(xu)要(yao)(yao)3000W(瓦)的(de)(de)(de)(de)功率，如果(guo)(guo)电(dian)(dian)压是(shi)100V，你(ni)就需(xu)(xu)要(yao)(yao)30A(安(an)培)的(de)(de)(de)(de)电(dian)(dian)流(liu)，但是(shi)如果(guo)(guo)电(dian)(dian)压是(shi)1000V，你(ni)只需(xu)(xu)要(yao)(yao)3A的(de)(de)(de)(de)电(dian)(dian)流(liu)。换句(ju)话说(shuo)，如果(guo)(guo)电(dian)(dian)压增加10倍，电(dian)(dian)流(liu)量(liang)(liang)(liang)将减少到(dao)1/10，由此(ci)产生的(de)(de)(de)(de)功率损耗(hao)可以减少到(dao)1/100，或1/10的(de)(de)(de)(de)平(ping)方(fang)。出(chu)于这个原(yuan)因(yin)，非常高(gao)的(de)(de)(de)(de)电(dian)(dian)压用(yong)于长(zhang)距(ju)离传输。当然，现在的(de)(de)(de)(de)电(dian)(dian)压不能用(yong)于家(jia)(jia)庭和(he)办(ban)公(gong)室(shi)。提(ti)供的(de)(de)(de)(de)电(dian)(dian)压为(wei)(wei)大(da)型工厂(chang)100,000V，建筑物6600V，家(jia)(jia)庭和(he)办(ban)公(gong)室(shi)200V或100V。

R&S罗(luo)德与施瓦(wa)茨(ci)直(zhi)流电(dian)(dian)(dian)(dian)(dian)(dian)源的(de)(de)(de)(de)技术指标分(fen)为(wei)两(liang)种(zhong)：一(yi)种(zhong)是特(te)性指标，包括允许输(shu)(shu)(shu)入电(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)(ya)、输(shu)(shu)(shu)出电(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)(ya)、输(shu)(shu)(shu)出电(dian)(dian)(dian)(dian)(dian)(dian)流及输(shu)(shu)(shu)出电(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)(ya)调(diao)节范(fan)围等；另一(yi)种(zhong)是质量(liang)指标，用来衡(heng)量(liang)输(shu)(shu)(shu)出直(zhi)流电(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)(ya)的(de)(de)(de)(de)稳(wen)定程度(du)，包括稳(wen)压(ya)(ya)(ya)系(xi)数(shu)（或电(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)(ya)调(diao)整(zheng)(zheng)率(lv)）、输(shu)(shu)(shu)出电(dian)(dian)(dian)(dian)(dian)(dian)阻（或电(dian)(dian)(dian)(dian)(dian)(dian)流调(diao)整(zheng)(zheng)率(lv)）、纹(wen)波(bo)电(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)(ya)（周(zhou)围与随机(ji)漂移）。稳(wen)压(ya)(ya)(ya)系(xi)数(shu)及电(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)(ya)调(diao)整(zheng)(zheng)率(lv)：稳(wen)压(ya)(ya)(ya)系(xi)数(shu)是指在负载电(dian)(dian)(dian)(dian)(dian)(dian)流、环境温(wen)度(du)不变的(de)(de)(de)(de)情(qing)况下，输(shu)(shu)(shu)入电(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)(ya)的(de)(de)(de)(de)相对变化(hua)(hua)(hua)引(yin)起输(shu)(shu)(shu)出电(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)(ya)的(de)(de)(de)(de)相对变化(hua)(hua)(hua)。电(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)(ya)调(diao)整(zheng)(zheng)率(lv)是指输(shu)(shu)(shu)入电(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)(ya)相对变化(hua)(hua)(hua)为(wei)±10%时的(de)(de)(de)(de)输(shu)(shu)(shu)出电(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)(ya)相对变化(hua)(hua)(hua)量(liang)，稳(wen)压(ya)(ya)(ya)系(xi)数(shu)和电(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)(ya)调(diao)整(zheng)(zheng)率(lv)均说明输(shu)(shu)(shu)入电(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)(ya)变化(hua)(hua)(hua)对输(shu)(shu)(shu)出电(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)(ya)的(de)(de)(de)(de)影响，因此只需测(ce)试其(qi)中之一(yi)即可。直(zhi)流电(dian)(dian)(dian)(dian)(dian)(dian)源在航(hang)天、交通等领域的(de)(de)(de)(de)应用也十分(fen)重要。

直(zhi)流电(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)启(qi)动，启(qi)动是(shi)指设备由(you)暂(zan)(zan)停状(zhuang)态(tai)(tai)(tai)转至(zhi)到(dao)工(gong)作(zuo)(zuo)状(zhuang)态(tai)(tai)(tai)的一个过(guo)程(cheng)。暂(zan)(zan)停状(zhuang)态(tai)(tai)(tai)是(shi)指设备所有控(kong)(kong)(kong)制器(qi)(qi)均处在(zai)断(duan)裂边线(xian)，交(jiao)(jiao)流电(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)及(ji)蓄(xu)(xu)电(dian)(dian)(dian)(dian)(dian)(dian)池均无所谓(wei)设备供电(dian)(dian)(dian)(dian)(dian)(dian)。工(gong)作(zuo)(zuo)状(zhuang)态(tai)(tai)(tai)是(shi)指设备经过(guo)启(qi)动过(guo)程(cheng)，处在(zai)正常运转状(zhuang)态(tai)(tai)(tai)。合上(shang)(shang)交(jiao)(jiao)流电(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)控(kong)(kong)(kong)制器(qi)(qi)1Q、2Q，此(ci)时(shi)设备内部(bu)三路(lu)交(jiao)(jiao)流电(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)自动转换装置自动选择一路(lu)交(jiao)(jiao)流电(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)，该路(lu)交(jiao)(jiao)流电(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)工(gong)作(zuo)(zuo)命令灯亮。合上(shang)(shang)蓄(xu)(xu)电(dian)(dian)(dian)(dian)(dian)(dian)池熔断(duan)器(qi)(qi)1FU、2FU，合上(shang)(shang)蓄(xu)(xu)电(dian)(dian)(dian)(dian)(dian)(dian)池控(kong)(kong)(kong)制器(qi)(qi)5Q(6Q)，蓄(xu)(xu)电(dian)(dian)(dian)(dian)(dian)(dian)池电(dian)(dian)(dian)(dian)(dian)(dian)压表(biao)PV2、母线(xian)电(dian)(dian)(dian)(dian)(dian)(dian)压表(biao)PV1应命令在(zai)220V左右。打(da)开监控(kong)(kong)(kong)器(qi)(qi)电(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)控(kong)(kong)(kong)制器(qi)(qi)监控(kong)(kong)(kong)器(qi)(qi)应工(gong)作(zuo)(zuo)，监控(kong)(kong)(kong)器(qi)(qi)显示(shi)系统工(gong)作(zuo)(zuo)状(zhuang)态(tai)(tai)(tai)及(ji)参数。直(zhi)流电(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)通常由(you)变压器(qi)(qi)、整流器(qi)(qi)、滤波器(qi)(qi)和稳压器(qi)(qi)等(deng)组(zu)成。黑龙江NGE103B电(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)

直流电(dian)源的输出电(dian)流和电(dian)压可以通过(guo)调节稳压器进行控制。长春华仪电(dian)子交流电(dian)源

直(zhi)(zhi)流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)（DCpowersupply）是(shi)一种将交流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)（AC）转换(huan)为直(zhi)(zhi)流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)（DC）的(de)(de)(de)(de)装置。它(ta)(ta)主(zhu)要(yao)用(yong)(yong)于为电(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)设(she)(she)备(bei)提(ti)(ti)供(gong)稳定(ding)的(de)(de)(de)(de)、相(xiang)对稳定(ding)的(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)。直(zhi)(zhi)流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)的(de)(de)(de)(de)主(zhu)要(yao)作(zuo)用(yong)(yong)有以(yi)下几点：供(gong)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)：为电(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)设(she)(she)备(bei)提(ti)(ti)供(gong)稳定(ding)的(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)，以(yi)保(bao)证设(she)(she)备(bei)正常工作(zuo)。控制(zhi)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)压：通(tong)过调节输出(chu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)压，可以(yi)确保(bao)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)设(she)(she)备(bei)接收到适(shi)当(dang)的(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)压。抗干(gan)扰：直(zhi)(zhi)流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)可以(yi)降低交流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)干(gan)扰，从而提(ti)(ti)高电(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)设(she)(she)备(bei)的(de)(de)(de)(de)稳定(ding)性。提(ti)(ti)高效(xiao)率(lv)：与(yu)直(zhi)(zhi)流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)相(xiang)比(bi)，交流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)需(xu)要(yao)经(jing)过多(duo)次转换(huan)才能(neng)满(man)足电(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)设(she)(she)备(bei)的(de)(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)需(xu)求，因此直(zhi)(zhi)流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)可以(yi)提(ti)(ti)高效(xiao)率(lv)。方便(bian)使(shi)(shi)用(yong)(yong)：直(zhi)(zhi)流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)可以(yi)随时随地使(shi)(shi)用(yong)(yong)，不需(xu)要(yao)受到地理位置的(de)(de)(de)(de)限制(zhi)，因此方便(bian)了(le)用(yong)(yong)户(hu)的(de)(de)(de)(de)使(shi)(shi)用(yong)(yong)。总的(de)(de)(de)(de)来说，直(zhi)(zhi)流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)是(shi)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)设(she)(she)备(bei)的(de)(de)(de)(de)重要(yao)组(zu)件，它(ta)(ta)能(neng)提(ti)(ti)高电(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)设(she)(she)备(bei)的(de)(de)(de)(de)工作(zuo)稳定(ding)性和效(xiao)率(lv)，方便(bian)使(shi)(shi)用(yong)(yong)，因此在(zai)很(hen)多(duo)领(ling)域都有普遍应用(yong)(yong)。长春华仪电(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)交流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)

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