電動機在絕大(da)部分的(de)情(qing)況下，因發熱對(dui)于潤(run)(run)滑(hua)油壽(shou)(shou)(shou)命的(de)影響(xiang)更(geng)甚于加(jia)在軸(zhou)承上的(de)負載(zai)重量對(dui)機械壽(shou)(shou)(shou)命的(de)影響(xiang)。因此，以(yi)潤(run)(run)滑(hua)油壽(shou)(shou)(shou)命推(tui)算電動機壽(shou)(shou)(shou)命，對(dui)潤(run)(run)滑(hua)油壽(shou)(shou)(shou)命影響(xiang)大(da)的(de)要因是溫度，鑄鐵(tie)YT電機，溫度大(da)幅地影響(xiang)了壽(shou)(shou)(shou)命時間。

電磁調速電動(dong)機(ji)的調速特(te)點：

1、裝(zhuang)置結構及控制線路簡單、運行可靠、維修方便(bian)；

2、調速(su)平滑、無級(ji)調速(su)；

3、對電網無諧影響；

4、速度失大(da)、效率(lv)低。

5、本方(fang)法適用于中、小功率，要求平滑動、短時低速(su)運行的生產機械(xie)。

風(feng)機(ji)(ji)(ji)(ji)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)的使用為通風(feng)行業中(zhong)(zhong)帶(dai)來了(le)更(geng)多的效(xiao)果。同(tong)時(shi)風(feng)機(ji)(ji)(ji)(ji)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)產品(pin)被廣(guang)泛用于中(zhong)(zhong)央空(kong)調系統(tong)的末端產品(pin)，據調研風(feng)機(ji)(ji)(ji)(ji)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)系統(tong)節能(neng)也是(shi)大(da)勢所趨。為提升(sheng)能(neng)效(xiao)等級，YT電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)生產廠(chang)家，今年(nian)6月份公布了(le)風(feng)機(ji)(ji)(ji)(ji)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)能(neng)效(xiao)提升(sheng)計(ji)劃（2013-2015年(nian)），到(dao)2015年(nian)，實現電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)產品(pin)升(sheng)級換代，50%的低壓三相(xiang)籠型異步電(dian)(dian)(dian)(dian)動機(ji)(ji)(ji)(ji)產品(pin)、40%的高壓電(dian)(dian)(dian)(dian)動機(ji)(ji)(ji)(ji)產品(pin)達到(dao)風(feng)機(ji)(ji)(ji)(ji)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)能(neng)效(xiao)標準規范(fan)；累(lei)計(ji)推廣(guang)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)1.7億千(qian)(qian)瓦，淘汰在用低效(xiao)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)1.6億千(qian)(qian)瓦，四川(chuan)YT電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)，實施(shi)風(feng)機(ji)(ji)(ji)(ji)電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)系統(tong)節能(neng)技改1億千(qian)(qian)瓦，實施(shi)淘汰電(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)再制造2000萬千(qian)(qian)瓦。

YT電(dian)(dian)(dian)機定(ding)子(zi)(zi)結構(gou)特點：定(ding)子(zi)(zi)機座采用(yong)鋼板焊接的(de)(de)箱式結構(gou)；定(ding)子(zi)(zi)沖片采用(yong)高導磁(ci)低損(sun)耗電(dian)(dian)(dian)工鋼帶，疊壓系(xi)數可達0.97以上(shang)，降低了鐵(tie)(tie)耗并(bing)控制了電(dian)(dian)(dian)機的(de)(de)振(zhen)動(dong)和噪(zao)聲；定(ding)子(zi)(zi)鐵(tie)(tie)心采用(yong)外壓裝方式，即完(wan)成鐵(tie)(tie)心裝壓、繞組(zu)裝配、VPI絕緣處理之后，YT電(dian)(dian)(dian)機多少錢，整體裝入(ru)機座；線圈及繞組(zu)裝配采用(yong)F級少膠(jiao)VPI絕緣系(xi)統，確保絕緣系(xi)統的(de)(de)；對于(yu)6kV、10kV級的(de)(de)電(dian)(dian)(dian)機擁有完(wan)善的(de)(de)防電(dian)(dian)(dian)暈措施。

YT電機(ji)轉子結構特點：采用鼠籠(long)結構，根據起動(dong)要求，導條(tiao)采用梯形(xing)銅排或矩形(xing)銅排，采用銅排槽(cao)內緊固措施，確(que)保(bao)導條(tiao)在槽(cao)內不(bu)會松動(dong)，避免(mian)斷條(tiao)；銅排與端環(huan)聯接(jie)采用中(zhong)頻焊接(jie)，同(tong)時(shi)加裝高強度不(bu)銹鋼護(hu)環(huan)，提高可靠性。