牽(qian)引(yin)電磁鐵可以(yi)被理解(jie)為主要(yao)用來(lai)牽(qian)引(yin)機(ji)械裝置、開啟或(huo)者關閉各(ge)種閥門,以(yi)執行自動控(kong)制任(ren)務。
常見的牽引電(dian)磁鐵(tie)(tie)的鐵(tie)(tie)芯都是軟(ruan)磁性材料而(er)制(zhi),它的作用(yong)顯而(er)易見,如對電(dian)動機進行制(zhi)動以達到(dao)準確停車的目的叫(jiao)制(zhi)動電(dian)磁鐵(tie)(tie);
電(dian)(dian)磁(ci)繼電(dian)(dian)器和接觸器的電(dian)(dian)磁(ci)系(xi)統(tong)、自(zi)動開關(guan)的電(dian)(dian)磁(ci)脫(tuo)扣器及操作的被(bei)(bei)稱為自(zi)動電(dian)(dian)器電(dian)(dian)磁(ci)控制(zhi)系(xi)統(tong)電(dian)(dian)磁(ci)鐵(tie),還有(you)一類用于起(qi)重裝置來吊(diao)運(yun)鋼錠、鋼材(cai)(cai)、鐵(tie)砂等鐵(tie)磁(ci)性材(cai)(cai)料的被(bei)(bei)分為起(qi)重電(dian)(dian)磁(ci)鐵(tie)。
牽引廣西電(dian)磁鐵的(de)作用(yong)有哪些?