四川電(dian)磁鐵失(shi)磁會帶來什(shen)么(me)樣的后(hou)果(guo)?
四(si)川(chuan)電(dian)(dian)磁(ci)鐵(tie)一(yi)旦失磁(ci)勢必會對工作造成(cheng)影(ying)響(xiang),預(yu)防(fang)四(si)川(chuan)電(dian)(dian)磁(ci)鐵(tie)失磁(ci)首(shou)先(xian)要了解四(si)川(chuan)電(dian)(dian)磁(ci)鐵(tie)失磁(ci)的原因(yin)。而令四(si)川(chuan)電(dian)(dian)磁(ci)鐵(tie)失去磁(ci)性(xing)的原因(yin)包括:轉(zhuan)子繞組毛(mao)病(bing)、勵(li)磁(ci)機(ji)毛(mao)病(bing)、主動滅磁(ci)開(kai)關(guan)誤跳、半導體勵(li)磁(ci)體系中某些元(yuan)件損(sun)壞或回路(lu)發作毛(mao)病(bing)以及誤操作等。四(si)川(chuan)電(dian)(dian)磁(ci)鐵(tie)失磁(ci)的損(sun)害首(shou)要體現在對發電(dian)(dian)機(ji)自(zi)(zi)身(shen)和對電(dian)(dian)力體系的損(sun)害!對發電(dian)(dian)機(ji)自(zi)(zi)身(shen)的損(sun)害:(1)發電(dian)(dian)機(ji)失磁(ci)后,定(ding)子端(duan)(duan)部漏磁(ci)增強,使端(duan)(duan)部的部件和端(duan)(duan)部鐵(tie)芯過熱。(2)異步運轉(zhuan)后,發電(dian)(dian)機(ji)的等效電(dian)(dian)抗降低(di),由變(bian)為(wei)。