無(wu)(wu)(wu)(wu)(wu)刷(shua)控(kong)(kong)制(zhi)器(qi)(qi)有(you)感(gan)無(wu)(wu)(wu)(wu)(wu)感(gan)要如何(he)去實現(xian)： 什么是(shi)無(wu)(wu)(wu)(wu)(wu)感(gan)?無(wu)(wu)(wu)(wu)(wu)刷(shua)控(kong)(kong)制(zhi)器(qi)(qi)是(shi)如何(he)實現(xian)?無(wu)(wu)(wu)(wu)(wu)感(gan)電(dian)(dian)(dian)(dian)機中(zhong)的(de)無(wu)(wu)(wu)(wu)(wu)感(gan)是(shi)指“無(wu)(wu)(wu)(wu)(wu)霍爾傳感(gan)器(qi)(qi)”，無(wu)(wu)(wu)(wu)(wu)感(gan)無(wu)(wu)(wu)(wu)(wu)刷(shua)電(dian)(dian)(dian)(dian)機沒有(you)傳感(gan)器(qi)(qi)，無(wu)(wu)(wu)(wu)(wu)刷(shua)控(kong)(kong)制(zhi)器(qi)(qi)生(sheng)產(chan)商，無(wu)(wu)(wu)(wu)(wu)感(gan)電(dian)(dian)(dian)(dian)機在啟動(dong)時因為不(bu)知道(dao)轉(zhuan)子磁極方(fang)位，只能(neng)隨機變(bian)換電(dian)(dian)(dian)(dian)流去驅動(dong)電(dian)(dian)(dian)(dian)機，相似于“蒙”，總有(you)一(yi)個時分(fen)轉(zhuan)子會滾(gun)動(dong)起(qi)來(lai)，而轉(zhuan)子滾(gun)動(dong)起(qi)來(lai)之后(hou)，無(wu)(wu)(wu)(wu)(wu)刷(shua)控(kong)(kong)制(zhi)器(qi)(qi)咨詢，就能(neng)靠線圈上的(de)電(dian)(dian)(dian)(dian)流改變(bian)來(lai)核算轉(zhuan)子的(de)方(fang)位，然后(hou)操(cao)控(kong)(kong)電(dian)(dian)(dian)(dian)流與方(fang)向。無(wu)(wu)(wu)(wu)(wu)感(gan)電(dian)(dian)(dian)(dian)機是(shi)通(tong)過電(dian)(dian)(dian)(dian)調反電(dian)(dian)(dian)(dian)動(dong)勢(shi)信號判斷(duan)(duan)轉(zhuan)子位置換相。無(wu)(wu)(wu)(wu)(wu)感(gan)電(dian)(dian)(dian)(dian)機要轉(zhuan)起(qi)來(lai)才能(neng)才能(neng)判斷(duan)(duan)轉(zhuan)子的(de)位置，剛起(qi)步的(de)時候會抖。

工作原(yuan)理：無刷直(zhi)流電(dian)動(dong)機是(shi)采用半導(dao)體開關器(qi)件來(lai)實現電(dian)子(zi)(zi)(zi)(zi)(zi)(zi)換(huan)(huan)向(xiang)的(de)(de)(de)(de)，即(ji)用電(dian)子(zi)(zi)(zi)(zi)(zi)(zi)開關器(qi)件代替傳(chuan)統的(de)(de)(de)(de)接觸(chu)式換(huan)(huan)向(xiang)器(qi)和電(dian)刷。它具(ju)有可靠性高、無換(huan)(huan)向(xiang)火(huo)花、機械噪聲(sheng)低等優點，廣泛應(ying)用于錄音座(zuo)、錄像機、電(dian)子(zi)(zi)(zi)(zi)(zi)(zi)儀器(qi)及自動(dong)化辦公設備中(zhong)。 無刷直(zhi)流電(dian)動(dong)機由永(yong)磁體轉(zhuan)子(zi)(zi)(zi)(zi)(zi)(zi)、多極(ji)繞(rao)(rao)組定(ding)(ding)(ding)(ding)子(zi)(zi)(zi)(zi)(zi)(zi)、位(wei)置(zhi)(zhi)傳(chuan)感(gan)器(qi)等組成。位(wei)置(zhi)(zhi)傳(chuan)感(gan)按轉(zhuan)子(zi)(zi)(zi)(zi)(zi)(zi)位(wei)置(zhi)(zhi)的(de)(de)(de)(de)變(bian)化，牡丹江無刷控制器(qi)，沿(yan)著一(yi)定(ding)(ding)(ding)(ding)次序對(dui)定(ding)(ding)(ding)(ding)子(zi)(zi)(zi)(zi)(zi)(zi)繞(rao)(rao)組的(de)(de)(de)(de)電(dian)流進行(xing)換(huan)(huan)流(即(ji)檢測轉(zhuan)子(zi)(zi)(zi)(zi)(zi)(zi)磁極(ji)相(xiang)對(dui)定(ding)(ding)(ding)(ding)子(zi)(zi)(zi)(zi)(zi)(zi)繞(rao)(rao)組的(de)(de)(de)(de)位(wei)置(zhi)(zhi)，并在確定(ding)(ding)(ding)(ding)的(de)(de)(de)(de)位(wei)置(zhi)(zhi)處產(chan)生位(wei)置(zhi)(zhi)傳(chuan)感(gan)信號，經信號轉(zhuan)換(huan)(huan)電(dian)路(lu)處理后去控制功率開關電(dian)路(lu)，按一(yi)定(ding)(ding)(ding)(ding)的(de)(de)(de)(de)邏輯關系進行(xing)繞(rao)(rao)組電(dian)流切換(huan)(huan))。定(ding)(ding)(ding)(ding)子(zi)(zi)(zi)(zi)(zi)(zi)繞(rao)(rao)組的(de)(de)(de)(de)工作電(dian)壓由位(wei)置(zhi)(zhi)傳(chuan)感(gan)器(qi)輸出控制的(de)(de)(de)(de)電(dian)子(zi)(zi)(zi)(zi)(zi)(zi)開關電(dian)路(lu)提(ti)供(gong)。

無(wu)刷電(dian)(dian)(dian)機(ji)控(kong)制(zhi)器(qi)基本(ben)維(wei)修：一、電(dian)(dian)(dian)機(ji)空載(zai)部分電(dian)(dian)(dian)機(ji)在1.8A左右。當控(kong)制(zhi)板不工作時，首先應(ying)看(kan)板上信(xin)(xin)號(hao)燈(deng)以(yi)秒(miao)/次閃(shan)爍，如(ru)未加轉(zhuan)把信(xin)(xin)號(hao)而信(xin)(xin)號(hao)燈(deng)不閃(shan)爍，則(ze)應(ying)檢查：1．5V電(dian)(dian)(dian)壓(ya)是(shi)否(fou)(fou)(fou)正常，無(wu)刷控(kong)制(zhi)器(qi)報價，不正常時外部接插(cha)是(shi)否(fou)(fou)(fou)有短(duan)(duan)路，板上有無(wu)搭(da)錫(xi)短(duan)(duan)路等；2．單(dan)片機(ji)第2腳(jiao)電(dian)(dian)(dian)壓(ya)是(shi)否(fou)(fou)(fou)為(wei)5V；3．石英晶體是(shi)否(fou)(fou)(fou)工作；4．信(xin)(xin)號(hao)燈(deng)是(shi)否(fou)(fou)(fou)損壞。二、控(kong)制(zhi)器(qi)電(dian)(dian)(dian)流電(dian)(dian)(dian)壓(ya)調(diao)整。1．電(dian)(dian)(dian)流調(diao)整：調(diao)節(jie)康(kang)銅(tong)長度（新程序可調(diao)整LM358第6腳(jiao)對地的(de)電(dian)(dian)(dian)阻（R6），取值范圍取2K到(dao)3.3K內，調(diao)到(dao)所需運電(dian)(dian)(dian)流，（500W老程序在26A到(dao)35A有較(jiao)好(hao)(hao)的(de)運行效(xiao)果，新程序在22A到(dao)28A有較(jiao)好(hao)(hao)的(de)效(xiao)果。