牽引四川(chuan)電磁(ci)鐵(tie)的(de)作用有哪些？
牽(qian)引四(si)(si)(si)川(chuan)電(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)鐵(tie)(tie)(tie)可(ke)以被(bei)理(li)解為主要(yao)用(yong)來牽(qian)引機(ji)(ji)械裝置、開(kai)啟或者關閉各(ge)種(zhong)閥門(men)，以執行自(zi)動(dong)控制任務(wu)。常見的(de)牽(qian)引四(si)(si)(si)川(chuan)電(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)鐵(tie)(tie)(tie)的(de)鐵(tie)(tie)(tie)芯都(dou)是軟(ruan)磁(ci)(ci)(ci)(ci)性材(cai)料(liao)而(er)制，它(ta)的(de)作用(yong)顯而(er)易見，如(ru)對電(dian)(dian)(dian)(dian)動(dong)機(ji)(ji)進(jin)行制動(dong)以達(da)到(dao)準確停車的(de)目的(de)叫制動(dong)四(si)(si)(si)川(chuan)電(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)鐵(tie)(tie)(tie);電(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)繼電(dian)(dian)(dian)(dian)器和接(jie)觸器的(de)電(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)系統(tong)、自(zi)動(dong)開(kai)關的(de)電(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)脫扣(kou)器及操作的(de)被(bei)稱為自(zi)動(dong)電(dian)(dian)(dian)(dian)器電(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)控制系統(tong)四(si)(si)(si)川(chuan)電(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)鐵(tie)(tie)(tie)，還有一類用(yong)于(yu)起重裝置來吊運鋼錠、鋼材(cai)、鐵(tie)(tie)(tie)砂(sha)等鐵(tie)(tie)(tie)磁(ci)(ci)(ci)(ci)性材(cai)料(liao)的(de)被(bei)分(fen)為起重四(si)(si)(si)川(chuan)電(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)鐵(tie)(tie)(tie)。
