直(zhi)流(liu)(liu)電(dian)機(ji)(ji)具有(you)響應(ying)快速、較大的起動轉(zhuan)(zhuan)(zhuan)矩(ju)(ju)、從零轉(zhuan)(zhuan)(zhuan)速至額定(ding)(ding)轉(zhuan)(zhuan)(zhuan)速具備可提供額定(ding)(ding)轉(zhuan)(zhuan)(zhuan)矩(ju)(ju)的性(xing)(xing)能(neng)，無(wu)刷控制(zhi)器(qi)(qi)廠家，但(dan)直(zhi)流(liu)(liu)電(dian)機(ji)(ji)的優點也正是它的缺(que)點，無(wu)刷控制(zhi)器(qi)(qi)詳(xiang)情，因為(wei)直(zhi)流(liu)(liu)電(dian)機(ji)(ji)要產(chan)生額定(ding)(ding)負載(zai)下恒定(ding)(ding)轉(zhuan)(zhuan)(zhuan)矩(ju)(ju)的性(xing)(xing)能(neng)，則電(dian)樞磁場與(yu)轉(zhuan)(zhuan)(zhuan)子(zi)磁場須(xu)恒維持90°，交流(liu)(liu)電(dian)機(ji)(ji)沒有(you)碳刷及整流(liu)(liu)子(zi)，贛(gan)州(zhou)無(wu)刷控制(zhi)器(qi)(qi)，免(mian)維護、堅固(gu)、應(ying)用廣(guang)，但(dan)特性(xing)(xing)上若要達到相當(dang)于(yu)直(zhi)流(liu)(liu)電(dian)機(ji)(ji)的性(xing)(xing)能(neng)須(xu)用復雜控制(zhi)技術才能(neng)達到。現今半(ban)導體發展迅速功率組件(jian)切換頻率加(jia)快許多，提升(sheng)驅動電(dian)機(ji)(ji)的性(xing)(xing)能(neng)。微處(chu)理機(ji)(ji)速度亦(yi)越來越快，可實現將交流(liu)(liu)電(dian)機(ji)(ji)控制(zhi)置于(yu)一旋轉(zhuan)(zhuan)(zhuan)的兩軸直(zhi)角坐標系(xi)統中(zhong)，適當(dang)控制(zhi)交流(liu)(liu)電(dian)機(ji)(ji)在兩軸電(dian)流(liu)(liu)分(fen)量，達到類似直(zhi)流(liu)(liu)電(dian)機(ji)(ji)控制(zhi)并有(you)與(yu)直(zhi)流(liu)(liu)電(dian)機(ji)(ji)相當(dang)的性(xing)(xing)能(neng)。

無(wu)刷電(dian)機控(kong)制(zhi)器(qi)(qi)(qi)(qi)(qi)是(shi)集(ji)成(cheng)電(dian)路，無(wu)刷控(kong)制(zhi)器(qi)(qi)(qi)(qi)(qi)報價(jia)，它包含開環(huan)三(san)相(xiang)或(huo)四(si)相(xiang)電(dian)機控(kong)制(zhi)所需(xu)的(de)全部有效功能(neng)。該(gai)器(qi)(qi)(qi)(qi)(qi)件(jian)(jian)由具有良好整流序列(lie)的(de)轉(zhuan)子位置譯碼(ma)器(qi)(qi)(qi)(qi)(qi)、可(ke)提供傳感器(qi)(qi)(qi)(qi)(qi)功率(lv)的(de)溫度補(bu)償參考(kao)、頻率(lv)可(ke)編程的(de)鋸齒波振(zhen)蕩器(qi)(qi)(qi)(qi)(qi)、完全可(ke)訪問的(de)誤差放大器(qi)(qi)(qi)(qi)(qi)以(yi)及(ji)3個非(fei)常適(shi)用(yong)于驅(qu)動(dong)大功率(lv)MOSFET的(de)大電(dian)流推(tui)挽(wan)底部驅(qu)動(dong)器(qi)(qi)(qi)(qi)(qi)組成(cheng)。因而它是(shi)一(yi)種功能(neng)齊全的(de)電(dian)機控(kong)制(zhi)器(qi)(qi)(qi)(qi)(qi)，加1片電(dian)子測速器(qi)(qi)(qi)(qi)(qi)將無(wu)刷直流電(dian)動(dong)機的(de)轉(zhuan)子位置信號(hao)進行F/V轉(zhuan)換，形成(cheng)轉(zhuan)速反饋信號(hao)，即可(ke)構(gou)成(cheng)轉(zhuan)速閉環(huan)調節系(xi)統。外接(jie)6個功率(lv)開關器(qi)(qi)(qi)(qi)(qi)件(jian)(jian)組成(cheng)三(san)相(xiang)逆變器(qi)(qi)(qi)(qi)(qi)，就可(ke)驅(qu)動(dong)三(san)相(xiang)無(wu)刷直流電(dian)機。

無(wu)刷(shua)控(kong)制(zhi)器有(you)感(gan)(gan)(gan)(gan)無(wu)感(gan)(gan)(gan)(gan)要如何(he)去(qu)實(shi)現(xian)： 什(shen)么是(shi)(shi)無(wu)感(gan)(gan)(gan)(gan)?無(wu)刷(shua)控(kong)制(zhi)器是(shi)(shi)如何(he)實(shi)現(xian)?無(wu)感(gan)(gan)(gan)(gan)電(dian)(dian)(dian)機(ji)(ji)中的無(wu)感(gan)(gan)(gan)(gan)是(shi)(shi)指(zhi)“無(wu)霍爾傳(chuan)感(gan)(gan)(gan)(gan)器”，無(wu)感(gan)(gan)(gan)(gan)無(wu)刷(shua)電(dian)(dian)(dian)機(ji)(ji)沒有(you)傳(chuan)感(gan)(gan)(gan)(gan)器，無(wu)感(gan)(gan)(gan)(gan)電(dian)(dian)(dian)機(ji)(ji)在啟動(dong)(dong)時(shi)(shi)因為(wei)不知道轉(zhuan)子磁(ci)極方位，只能隨機(ji)(ji)變(bian)換(huan)電(dian)(dian)(dian)流(liu)去(qu)驅動(dong)(dong)電(dian)(dian)(dian)機(ji)(ji)，相似于“蒙”，總有(you)一(yi)個時(shi)(shi)分轉(zhuan)子會(hui)(hui)滾動(dong)(dong)起(qi)(qi)來，而轉(zhuan)子滾動(dong)(dong)起(qi)(qi)來之后，就(jiu)能靠線圈上的電(dian)(dian)(dian)流(liu)改變(bian)來核算轉(zhuan)子的方位，然后操控(kong)電(dian)(dian)(dian)流(liu)與方向(xiang)。無(wu)感(gan)(gan)(gan)(gan)電(dian)(dian)(dian)機(ji)(ji)是(shi)(shi)通過電(dian)(dian)(dian)調反電(dian)(dian)(dian)動(dong)(dong)勢信(xin)號判斷轉(zhuan)子位置(zhi)換(huan)相。無(wu)感(gan)(gan)(gan)(gan)電(dian)(dian)(dian)機(ji)(ji)要轉(zhuan)起(qi)(qi)來才能才能判斷轉(zhuan)子的位置(zhi)，剛(gang)起(qi)(qi)步的時(shi)(shi)候會(hui)(hui)抖。