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工業電機的類型有哪些?

網站編輯:嘉興格魯博機械有限公司 │ 發布時間:2023-10-25 

有(you)幾種類型的(de)(de)電(dian)(dian)動(dong)機(ji),包(bao)括交(jiao)流(AC)電(dian)(dian)動(dong)機(ji)、直流(DC)電(dian)(dian)動(dong)機(ji)和(he)通用電(dian)(dian)動(dong)機(ji)。各(ge)行各(ge)業(ye)都需要安裝(zhuang)某種類型的(de)(de)電(dian)(dian)機(ji)作為其生產線背后的(de)(de)驅動(dong)力。現代技術的(de)(de)發展已經為工業(ye)用途提(ti)供了(le)各(ge)種各(ge)樣的(de)(de)電(dian)(dian)動(dong)機(ji)。

如果(guo)(guo)給(gei)直(zhi)流(liu)電(dian)(dian)機提供(gong)交流(liu)電(dian)(dian)源(yuan),它們(men)將不會運(yun)行(xing),如果(guo)(guo)給(gei)它們(men)提供(gong)直(zhi)流(liu)電(dian)(dian)源(yuan),交流(liu)電(dian)(dian)機將不會運(yun)行(xing)。另一(yi)方面,通用電(dian)(dian)機在提供(gong)交流(liu)或直(zhi)流(liu)電(dian)(dian)源(yuan)時(shi)都可(ke)以工作。

感應電(dian)(dian)機(ji)比通用電(dian)(dian)機(ji)慢,啟(qi)動(dong)(dong)時(shi)轉矩較低。位于定子(zi)中的繞組(zu)數量以(yi)及(ji)提(ti)供(gong)的電(dian)(dian)壓(ya)(ya)將(jiang)控制電(dian)(dian)機(ji)的速(su)度(du)。為(wei)了感應電(dian)(dian)壓(ya)(ya),轉子(zi)的速(su)度(du)和它(ta)的旋(xuan)轉磁場必須(xu)不同。否則(ze),磁場將(jiang)不會相對于轉子(zi)移動(dong)(dong),這意味著不會感應出(chu)電(dian)(dian)流或電(dian)(dian)壓(ya)(ya)。

電機的(de)特性因預期完成(cheng)的(de)工作類(lei)型和用途(tu)的(de)性質而異。例如,在(zai)決定選擇合適的(de)電機時,必須(xu)考(kao)慮(lv)恒轉矩(ju)、陡峭/突(tu)然(ran)啟(qi)動、頻繁(fan)啟(qi)動/停(ting)止以及許多(duo)其(qi)他(ta)應用。

工業中使用的(de)(de)(de)所有(you)類(lei)型的(de)(de)(de)電(dian)(dian)機(ji)中最常見(jian)的(de)(de)(de)可能是感(gan)應(ying)電(dian)(dian)機(ji)。它(ta)是一(yi)種(zhong)電(dian)(dian)機(ji),其電(dian)(dian)源僅(jin)連接(jie)到所謂的(de)(de)(de)定(ding)子(zi)(zi)。當轉(zhuan)子(zi)(zi)中感(gan)應(ying)出(chu)電(dian)(dian)壓時——這(zhe)意味著不需要(yao)電(dian)(dian)刷——這(zhe)會(hui)產生(sheng)(sheng)一(yi)個電(dian)(dian)磁場(chang),從而在(zai)(zai)電(dian)(dian)樞(shu)內產生(sheng)(sheng)旋(xuan)轉(zhuan)。然而,要(yao)真正(zheng)發生(sheng)(sheng)這(zhe)種(zhong)情況,轉(zhuan)子(zi)(zi)需要(yao)比(bi)磁場(chang)旋(xuan)轉(zhuan)得(de)慢(man)得(de)多(duo),以允許感(gan)應(ying)電(dian)(dian)壓的(de)(de)(de)存在(zai)(zai)。

感(gan)(gan)應電(dian)(dian)(dian)動機(ji)(ji)使用(yong)磁鐵從電(dian)(dian)(dian)能中(zhong)(zhong)產生機(ji)(ji)械能。然(ran)后該(gai)能量轉動電(dian)(dian)(dian)機(ji)(ji)的軸。感(gan)(gan)應電(dian)(dian)(dian)機(ji)(ji)在很多行業中(zhong)(zhong)都普遍(bian)使用(yong),其中(zhong)(zhong)最常用(yong)的是(shi)單(dan)相(xiang)(xiang)電(dian)(dian)(dian)機(ji)(ji)和三相(xiang)(xiang)感(gan)(gan)應電(dian)(dian)(dian)機(ji)(ji)。