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電動平板車有哪些控制方式?

  電(dian)動平板車(che)有不同(tong)的驅動方(fang)式,每種驅動方(fang)式也會帶(dai)來不同(tong)的效果。

  1、變(bian)頻器+異(yi)步電動(dong)(dong)(dong)機(ji):該方案降低了電動(dong)(dong)(dong)平板電動(dong)(dong)(dong)機(ji)低速(su)時的功(gong)率,電動(dong)(dong)(dong)機(ji)起動(dong)(dong)(dong)扭矩(ju)低,起動(dong)(dong)(dong)電流大,總功(gong)率低(僅在(zai)額外速(su)度附近有高功(gong)率),電機(ji)低速(su)(低于(yu)5)HZ)不能穩定運行。

  2、直(zhi)(zhi)流無(wu)(wu)刷系統(tong)-專用(yong)整流模塊+直(zhi)(zhi)流無(wu)(wu)刷電(dian)機(ji):可根據正常運行時的功(gong)率選擇電(dian)機(ji),無(wu)(wu)需電(dian)源存儲。它(ta)更好地(di)解決了這個問題“大馬車”降低電(dian)池容量,節約設備投資成本,提高系統(tong)運行效率。

  3、直流電(dian)(dian)刷(shua)(shua):直流電(dian)(dian)機電(dian)(dian)機功率低,電(dian)(dian)池容量(liang)大(da),電(dian)(dian)機容量(liang)大(da),但不易處理防暴(bao)困難(nan),會(hui)(hui)(hui)逐漸(jian)淡出需求。由于集(ji)電(dian)(dian)環的結構,刷(shua)(shua)直流電(dian)(dian)機會(hui)(hui)(hui)產生(sheng)火(huo)(huo)花,當電(dian)(dian)機運行時會(hui)(hui)(hui)產生(sheng)火(huo)(huo)花。特別(bie)是(shi)在高速(su)時,會(hui)(hui)(hui)發生(sheng)嚴(yan)重的環火(huo)(huo)災,并會(hui)(hui)(hui)發生(sheng)無線電(dian)(dian)干擾。

  4、異步電(dian)動(dong)機:由于電(dian)動(dong)機直接(jie)啟(qi)動(dong)或(huo)Y/D開始。啟(qi)動(dong)電(dian)流等于額外電(dian)流的(de)(4-7倍(bei)),會對(dui)電(dian)池(chi)產(chan)生嚴重影響(xiang),或(huo)者(zhe)軌道壓(ya)降過高,一起啟(qi)動(dong)時產(chan)生的(de)高電(dian)流會嚴重刺激平車的(de)安全運行。