山東電機廠家提醒,電機運行時的很多數據都可以反映電機此時的運行狀態,人們可以根據電機運行時的異常來發現電機是否出現了故障,今天盛華電機帶大家盤點發電機運作高溫高的愿意。
伺服(fu)無刷電(dian)(dian)機(ji)執行平(ping)均(jun)工(gong)作溫(wen)度長耗(hao)時超(chao)出額定負載平(ping)均(jun)工(gong)作溫(wen)度,很簡易 造伺服(fu)無刷電(dian)(dian)機(ji)燒斷等前提的(de)(de)發(fa)生(sheng),使電(dian)(dian)動伸縮機(ji)發(fa)生(sheng)超(chao)溫(wen),電(dian)(dian)多方面的(de)(de)問(wen)題,有一下各種:
1、電工作電壓過高
當供(gong)電(dian)(dian)(dian)工作電(dian)(dian)(dian)流(liu)(liu)(liu)過高時(shi),直流(liu)(liu)(liu)電(dian)(dian)(dian)心理(li)反直流(liu)(liu)(liu)智能勢(shi)、磁(ci)(ci)(ci)通(tong)及(ji)磁(ci)(ci)(ci)通(tong)硬度單位(wei)均跟著(zhu)不(bu)斷增強(qiang)。仍然鐵衰減(jian)的(de)各個(ge)與磁(ci)(ci)(ci)通(tong)硬度單位(wei)平正相關(guan),則鐵衰減(jian)加(jia)(jia)強(qiang),引起鐵心超溫。而磁(ci)(ci)(ci)通(tong)加(jia)(jia)強(qiang),又引致勵磁(ci)(ci)(ci)調節器工作電(dian)(dian)(dian)流(liu)(liu)(liu)凈重(zhong)驟(zou)降加(jia)(jia)強(qiang),導致的(de)定子繞阻銅損(sun)不(bu)斷增強(qiang),使(shi)繞阻超溫。所以說,供(gong)電(dian)(dian)(dian)工作電(dian)(dian)(dian)流(liu)(liu)(liu)大于直流(liu)(liu)(liu)電(dian)(dian)(dian)心理(li)的(de)特殊工作電(dian)(dian)(dian)流(liu)(liu)(liu)時(shi),會使(shi)直流(liu)(liu)(liu)電(dian)(dian)(dian)心理(li)超溫。
2、交(jiao)流電(dian)源電(dian)流電(dian)壓(ya)過低
的(de)(de)電壓(ya)的(de)(de)電壓(ya)過低時,若電動機的(de)(de)渦流力矩要(yao)保持(chi)不(bu)便,磁通將降,馬達電機轉(zhuan)子(zi)電壓(ya)特(te)定不(bu)斷增強,定子(zi)電壓(ya)中(zhong)負(fu)荷的(de)(de)電壓(ya)信噪比(bi)進而擴大,引起繞線(xian)的(de)(de)銅(tong)損耗率(lv)不(bu)斷增強,引致定、馬達電機轉(zhuan)子(zi)線(xian)圈起熱。
3、開關(guan)電源電壓值對不(bu)上稱
當電(dian)(dian)(dian)源線(xian)線(xian)一(yi)(yi)相(xiang)斷(duan)(duan)路、人身險絲一(yi)(yi)相(xiang)融(rong)斷(duan)(duan),或閘(zha)刀(dao)開(kai)機(ji)機(ji)角頭燒傷可能會導致(zhi)一(yi)(yi)相(xiang)不下去,都將導致(zhi)三相(xiang)電(dian)(dian)(dian)交流接(jie)(jie)觸器(qi)電(dian)(dian)(dian)動式(shi)機(ji)走單相(xiang)電(dian)(dian)(dian),可能會導致(zhi)執行的(de)二相(xiang)交流接(jie)(jie)觸器(qi)定(ding)子按照大交流電(dian)(dian)(dian)而逝(shi)熱,及至損壞(huai)。往往,相(xiang)對三相(xiang)電(dian)(dian)(dian)交流接(jie)(jie)觸器(qi)交流接(jie)(jie)觸器(qi)應(ying)該不適(shi)應(ying)用融(rong)斷(duan)(duan)器(qi)使用保(bao)護(hu)英文(wen)。
4、三相四線(xian)電(dian)源適配器不動平(ping)衡機(ji)
當單相電(dian)源模塊不和(he)平時(shi),會使智能(neng)機的單相功率不和(he)平,致(zhi)使電(dian)機定(ding)子(zi)超溫。
山東盛華電機廠家提醒,由上述可見,當電動機過熱時,應首先考慮電源方面的原因(軟啟動、變頻器、伺服驅動器亦可看作是電源)。確認電源方面無問題后,再去考慮其他方面因素。
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