直流(liu)電(dian)(dian)(dian)子(zi)負載是一(yi)種可(ke)以控制電(dian)(dian)(dian)流(liu)、電(dian)(dian)(dian)壓和功率的設(she)備，它主要(yao)用(yong)(yong)于(yu)測(ce)(ce)試(shi)電(dian)(dian)(dian)路在不同條件下的性(xing)能。它可(ke)以模擬(ni)不同電(dian)(dian)(dian)源供應(ying)器(qi)(qi)的輸(shu)出(chu)特性(xing)或對某一(yi)特定設(she)備的供電(dian)(dian)(dian)質量進(jin)行測(ce)(ce)量和分析；此(ci)外(wai)也可(ke)以用(yong)(yong)來保護敏感(gan)電(dian)(dian)(dian)子(zi)產品不受損(sun)壞(huai)——當外(wai)部輸(shu)入超出(chu)產品承受范圍時能自(zi)動(dong)(dong)切斷電(dian)(dian)(dian)源以防止進(jin)一(yi)步損(sun)害機器(qi)(qi)元(yuan)器(qi)(qi)件等目的而(er)設(she)計(ji)的一(yi)種智能型(xing)便攜(xie)式精(jing)密儀器(qi)(qi)裝置.安全(quan)保護：直流(liu)電(dian)(dian)(dian)子(zi)負載可(ke)以在測(ce)(ce)試(shi)過(guo)(guo)程中提(ti)供安全(quan)保護，例如過(guo)(guo)壓保護、過(guo)(guo)流(liu)保護等，以避免設(she)備損(sun)壞(huai)和人身傷(shang)害。提(ti)高(gao)測(ce)(ce)試(shi)效率：直流(liu)電(dian)(dian)(dian)子(zi)負載可(ke)以自(zi)動(dong)(dong)化測(ce)(ce)試(shi)過(guo)(guo)程，例如自(zi)動(dong)(dong)加(jia)載、自(zi)動(dong)(dong)測(ce)(ce)量、自(zi)動(dong)(dong)報告等，提(ti)高(gao)測(ce)(ce)試(shi)效率和準確性(xing)。

可(ke)編(bian)程直流負載(zai)儀應具(ju)有完(wan)善的維護功能。維護的作(zuo)用(yong)分為內部結(jie)構(gou)(gou)(gou)的維護作(zuo)用(yong)(可(ke)編(bian)程直流充電(dian)器(qi))和外(wai)部結(jie)構(gou)(gou)(gou)的維護(測(ce)試設備)。內部結(jie)構(gou)(gou)(gou)保(bao)護包括(kuo)：過(guo)(guo)壓(ya)保(bao)護、過(guo)(guo)電(dian)源保(bao)護、過(guo)(guo)流保(bao)護、反向(xiang)工作(zuo)電(dian)壓(ya)和溫度保(bao)護。外(wai)部維護包括(kuo)：過(guo)(guo)電(dian)流保(bao)護、過(guo)(guo)電(dian)源保(bao)護，負載(zai)電(dian)壓(ya)和欠電(dian)壓(ya)保(bao)護。

　選(xuan)擇可(ke)編程直流負(fu)載儀應基于具有實際維護(hu)(hu)功能的可(ke)編程直流負(fu)載傳感(gan)器。如果通過(guo)硬件(jian)配置實現(xian)此功能，維護(hu)(hu)速度可(ke)能會(hui)特(te)別(bie)快。它可(ke)以通過(guo)手機(ji)軟件(jian)實現(xian)，速度落(luo)后，控制(zhi)模塊的無疑是可(ke)怕的。

大(da)功(gong)率(lv)直(zhi)(zhi)流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)子(zi)負(fu)(fu)載(zai)是一種電(dian)(dian)(dian)(dian)(dian)子(zi)設(she)備，用于(yu)將直(zhi)(zhi)流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)壓轉(zhuan)(zhuan)換為可(ke)調(diao)節的直(zhi)(zhi)流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)。它由一個電(dian)(dian)(dian)(dian)(dian)源(yuan)供電(dian)(dian)(dian)(dian)(dian)，電(dian)(dian)(dian)(dian)(dian)源(yuan)通(tong)常是由交流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)轉(zhuan)(zhuan)換而來。負(fu)(fu)載(zai)由一個電(dian)(dian)(dian)(dian)(dian)感(gan)和一個電(dian)(dian)(dian)(dian)(dian)容組成，電(dian)(dian)(dian)(dian)(dian)容用于(yu)存(cun)儲(chu)電(dian)(dian)(dian)(dian)(dian)能，電(dian)(dian)(dian)(dian)(dian)感(gan)用于(yu)調(diao)節電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)。直(zhi)(zhi)流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)子(zi)負(fu)(fu)載(zai)的工作原理是，當(dang)電(dian)(dian)(dian)(dian)(dian)源(yuan)通(tong)過電(dian)(dian)(dian)(dian)(dian)感(gan)時，KPEL60系列多(duo)通(tong)道電(dian)(dian)(dian)(dian)(dian)子(zi)負(fu)(fu)載(zai)，電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)會(hui)在電(dian)(dian)(dian)(dian)(dian)容中存(cun)儲(chu)電(dian)(dian)(dian)(dian)(dian)能，然(ran)后通(tong)過電(dian)(dian)(dian)(dian)(dian)感(gan)的電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)會(hui)減小，直(zhi)(zhi)到電(dian)(dian)(dian)(dian)(dian)源(yuan)電(dian)(dian)(dian)(dian)(dian)壓與負(fu)(fu)載(zai)電(dian)(dian)(dian)(dian)(dian)壓相(xiang)等。這(zhe)時，負(fu)(fu)載(zai)就可(ke)以輸出所(suo)需的直(zhi)(zhi)流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)。