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昆(kun)明商業大型發電機，起動燃油(you)泵(beng)，放出管路(lu)中的(de)空氣，觀察電壓(ya)是否(fou)在規定(ding)(ding)的(de)范圍內。若正(zheng)常，方(fang)可進行(xing)正(zheng)式起動；察看起動電源的(de)電壓(ya)是否(fou)符合要求(qiu)。若電壓(ya)正(zheng)常，按下起動按鈕(niu)等柴油(you)發動機正(zheng)常運(yun)行(xing)后即松(song)開；當(dang)柴油(you)發動機運(yun)轉后，觀察機油(you)壓(ya)力表的(de)指示值(zhi)，當(dang)升到規定(ding)(ding)值(zhi)以上時，停止機油(you)泵(beng)，并關閉掃氣泵(beng)排(pai)污閥(fa)，穿好前離(li)合器(qi)螺釘；

云南發(fa)電(dian)機租賃?擰松噴油(you)(you)(you)泵上的放氣(qi)螺釘，用(yong)燃油(you)(you)(you)手泵排除燃油(you)(you)(you)系統內的空氣(qi)，同時將調整控(kong)制(zhi)手柄固定(ding)在適宜(yi)啟動轉速的油(you)(you)(you)門位(wei)置。機組(zu)投入正常運(yun)轉后，應隨時注意觀察水溫(wen)(wen)、油(you)(you)(you)溫(wen)(wen)、油(you)(you)(you)壓的變化以及功率表、頻(pin)率表、電(dian)流表、電(dian)壓表的讀數，發(fa)現異常應及時處理(li)。柴油(you)(you)(you)發(fa)電(dian)機組(zu)作為一種必要的備用(yong)電(dian)源，其結(jie)構原理(li)非常復雜，客戶在采(cai)購柴油(you)(you)(you)發(fa)電(dian)機組(zu)到(dao)安(an)全驗收過程中各(ge)個階段都要注意一些問題。

昆(kun)明礦山柴油發(fa)電(dian)(dian)(dian)(dian)機(ji)(ji)主要(yao)指外(wai)特(te)性(xing)(xing)和(he)調(diao)整特(te)性(xing)(xing)。外(wai)特(te)性(xing)(xing)是(shi)當(dang)轉速(su)為(wei)額(e)定值(zhi)、勵磁(ci)電(dian)(dian)(dian)(dian)流(liu)和(he)負(fu)載(zai)(zai)(zai)功率(lv)(lv)因數為(wei)常數時(shi)，發(fa)電(dian)(dian)(dian)(dian)機(ji)(ji)端(duan)電(dian)(dian)(dian)(dian)壓U與負(fu)載(zai)(zai)(zai)電(dian)(dian)(dian)(dian)流(liu)I之(zhi)間的關系。調(diao)整特(te)性(xing)(xing)是(shi)轉速(su)和(he)端(duan)電(dian)(dian)(dian)(dian)壓為(wei)額(e)定值(zhi)、負(fu)載(zai)(zai)(zai)功率(lv)(lv)因數為(wei)常數時(shi)，勵磁(ci)電(dian)(dian)(dian)(dian)流(liu)If與負(fu)載(zai)(zai)(zai)電(dian)(dian)(dian)(dian)流(liu)I之(zhi)間的關系。同步發(fa)電(dian)(dian)(dian)(dian)機(ji)(ji)的電(dian)(dian)(dian)(dian)壓變(bian)(bian)化(hua)率(lv)(lv)約為(wei)20～40%。一(yi)般工業和(he)家用負(fu)載(zai)(zai)(zai)都要(yao)求電(dian)(dian)(dian)(dian)壓保持基本(ben)不變(bian)(bian)。為(wei)此，隨(sui)著負(fu)載(zai)(zai)(zai)電(dian)(dian)(dian)(dian)流(liu)的增大，必須相應(ying)地調(diao)整勵磁(ci)電(dian)(dian)(dian)(dian)流(liu)。雖(sui)然(ran)調(diao)整特(te)性(xing)(xing)的變(bian)(bian)化(hua)趨(qu)勢與外(wai)特(te)性(xing)(xing)正好相反，對(dui)于感性(xing)(xing)和(he)純電(dian)(dian)(dian)(dian)阻(zu)性(xing)(xing)負(fu)載(zai)(zai)(zai)，它是(shi)上升(sheng)的，而(er)在容性(xing)(xing)負(fu)載(zai)(zai)(zai)下，一(yi)般是(shi)下降的。

昆明(ming)發(fa)(fa)電機(ji)(ji)組(zu)租賃?將(jiang)(jiang)調(diao)速器供(gong)油(you)(you)(you)操縱(zong)手(shou)柄放(fang)置(zhi)在怠速位置(zhi)，再從(cong)噴(pen)油(you)(you)(you)泵上拆(chai)下各缸高(gao)壓(ya)油(you)(you)(you)管，然后(hou)(hou)按壓(ya)手(shou)壓(ya)泵，觀察(cha)噴(pen)油(you)(you)(you)泵出油(you)(you)(you)閥(fa)座出油(you)(you)(you)口是否有柴油(you)(you)(you)溢出，若(ruo)有柴油(you)(you)(you)溢出，則(ze)說明(ming)出油(you)(you)(you)閥(fa)關閉不嚴或出油(you)(you)(you)閥(fa)彈(dan)簧折斷。在柴油(you)(you)(you)發(fa)(fa)電機(ji)(ji)組(zu)工作過(guo)(guo)程(cheng)中(zhong)，如懷(huai)疑柴油(you)(you)(you)機(ji)(ji)噴(pen)油(you)(you)(you)泵個別(bie)柱塞(sai)偶(ou)件(jian)供(gong)油(you)(you)(you)量(liang)過(guo)(guo)小或過(guo)(guo)大時，可將(jiang)(jiang)被懷(huai)疑的(de)柱塞(sai)偶(ou)件(jian)和供(gong)油(you)(you)(you)量(liang)正常的(de)柱塞(sai)偶(ou)件(jian)所對應的(de)高(gao)壓(ya)油(you)(you)(you)管從(cong)噴(pen)油(you)(you)(you)器上拆(chai)下，然后(hou)(hou)將(jiang)(jiang)高(gao)壓(ya)油(you)(you)(you)管分別(bie)放(fang)在兩個瓶里面，起(qi)動柴油(you)(you)(you)發(fa)(fa)電機(ji)(ji)組(zu)，在一定時間里，觀察(cha)噴(pen)油(you)(you)(you)量(liang)的(de)多(duo)少。若(ruo)被懷(huai)疑的(de)柱塞(sai)偶(ou)件(jian)比正常的(de)柱塞(sai)偶(ou)件(jian)噴(pen)出的(de)油(you)(you)(you)量(liang)多(duo)，則(ze)表明(ming)被懷(huai)疑的(de)柱塞(sai)偶(ou)件(jian)存(cun)在供(gong)油(you)(you)(you)量(liang)大的(de)問題，反之為過(guo)(guo)小。

當發(fa)(fa)電(dian)(dian)機(ji)接上對稱(cheng)負載后(hou)，電(dian)(dian)樞繞組中的(de)(de)三(san)相電(dian)(dian)流(liu)會(hui)(hui)產生另一個旋轉(zhuan)(zhuan)磁場(chang)(chang)，稱(cheng)電(dian)(dian)樞反(fan)(fan)應磁場(chang)(chang)。昆(kun)明礦山移動發(fa)(fa)電(dian)(dian)機(ji)，其轉(zhuan)(zhuan)速(su)正好與轉(zhuan)(zhuan)子(zi)的(de)(de)轉(zhuan)(zhuan)速(su)相等，兩者同步(bu)旋轉(zhuan)(zhuan).同步(bu)發(fa)(fa)電(dian)(dian)機(ji)的(de)(de)電(dian)(dian)樞反(fan)(fan)應磁場(chang)(chang)與轉(zhuan)(zhuan)子(zi)勵(li)磁磁場(chang)(chang)均可近(jin)似地認為都按正弦規律(lv)分布。它們之間(jian)的(de)(de)空間(jian)相位差取決于空載電(dian)(dian)動勢E0與電(dian)(dian)樞電(dian)(dian)流(liu)I之間(jian)的(de)(de)時(shi)間(jian)相位差。電(dian)(dian)樞反(fan)(fan)應磁場(chang)(chang)還與負載情(qing)況有(you)關。當發(fa)(fa)電(dian)(dian)機(ji)的(de)(de)負載為電(dian)(dian)感性時(shi)，電(dian)(dian)樞反(fan)(fan)應磁場(chang)(chang)起(qi)(qi)去磁作(zuo)(zuo)用(yong)，會(hui)(hui)導(dao)致發(fa)(fa)電(dian)(dian)機(ji)的(de)(de)電(dian)(dian)壓降(jiang)低；當負載呈電(dian)(dian)容性時(shi)，電(dian)(dian)樞反(fan)(fan)應磁場(chang)(chang)起(qi)(qi)助(zhu)磁作(zuo)(zuo)用(yong)，會(hui)(hui)使(shi)發(fa)(fa)電(dian)(dian)機(ji)的(de)(de)輸出(chu)電(dian)(dian)壓升高。