力矩電機控制器如何調速
力矩電機是由可控硅組成的三相交流風扇固態調壓控制器,包括輸入控制電路、選擇電路、軟啟動電路、光電控制模塊、脈沖調制電路、可控硅輸出電路和濾波電路。其中,輸入控制電路可通過可選的包控制信號自動控制,也可以通過外部電位器手動控制,改變晶閘管的通斷角度,實現三相負載電壓從0級調整到電網的全電壓。

三(san)相(xiang)交流電(dian)(dian)機(ji)(ji)固態(tai)調壓(ya)(ya)器(qi)的(de)特(te)點如下:三(san)相(xiang)交流電(dian)(dian)機(ji)(ji)固態(tai)調壓(ya)(ya)器(qi)控(kong)(kong)制(zhi)(zhi)器(qi)包括輸(shu)入(ru)控(kong)(kong)制(zhi)(zhi)電(dian)(dian)路(lu)(lu)、選擇電(dian)(dian)路(lu)(lu)、軟(ruan)啟(qi)動電(dian)(dian)路(lu)(lu)、光(guang)電(dian)(dian)隔離控(kong)(kong)制(zhi)(zhi)模塊(kuai)、脈沖調制(zhi)(zhi)電(dian)(dian)路(lu)(lu)、晶(jing)閘管(guan)輸(shu)出電(dian)(dian)路(lu)(lu)和濾波電(dian)(dian)路(lu)(lu)。其中,輸(shu)入(ru)控(kong)(kong)制(zhi)(zhi)電(dian)(dian)路(lu)(lu)可(ke)通(tong)(tong)過(guo)可(ke)選控(kong)(kong)制(zhi)(zhi)信號(hao)自(zi)動控(kong)(kong)制(zhi)(zhi),也可(ke)通(tong)(tong)過(guo)外(wai)部電(dian)(dian)位器(qi)手動控(kong)(kong)制(zhi)(zhi),改變晶(jing)閘管(guan)的(de)通(tong)(tong)斷角度,即實(shi)現(xian)三(san)相(xiang)負載電(dian)(dian)壓(ya)(ya)從0級調整(zheng)到電(dian)(dian)網的(de)全(quan)電(dian)(dian)壓(ya)(ya)。
當力(li)矩電機(ji)的(de)傳動功率超過矩形軸減速機(ji)的(de)熱容(rong)量時,必須提(ti)供外部冷卻裝置。減速比:輸入速度與(yu)輸出速度之比。
行星齒輪組編號。一般可以(yi)達到三個層(ceng)次,效率會降(jiang)(jiang)低。滿負(fu)荷效率:直角軸(zhou)減(jian)速(su)(su)(su)器(qi)(qi)在(zai)負(fu)載下的(de)傳動效率(故(gu)障停(ting)止輸(shu)(shu)(shu)出(chu)扭(niu)(niu)矩(ju))。工(gong)(gong)作壽(shou)命(ming):直角軸(zhou)減(jian)速(su)(su)(su)機在(zai)額(e)定(ding)(ding)負(fu)載和額(e)定(ding)(ding)輸(shu)(shu)(shu)入速(su)(su)(su)度下的(de)累(lei)計(ji)工(gong)(gong)作時(shi)(shi)間(jian)。額(e)定(ding)(ding)扭(niu)(niu)矩(ju):額(e)定(ding)(ding)壽(shou)命(ming)允許長時(shi)(shi)間(jian)運行的(de)扭(niu)(niu)矩(ju)。當輸(shu)(shu)(shu)出(chu)轉(zhuan)速(su)(su)(su)為100RPM/min時(shi)(shi),矩(ju)形(xing)軸(zhou)減(jian)速(su)(su)(su)機的(de)壽(shou)命(ming)為平(ping)均(jun)壽(shou)命(ming)。當輸(shu)(shu)(shu)出(chu)轉(zhuan)速(su)(su)(su)超過該(gai)值時(shi)(shi),矩(ju)形(xing)軸(zhou)減(jian)速(su)(su)(su)器(qi)(qi)的(de)平(ping)均(jun)壽(shou)命(ming)會降(jiang)(jiang)低。當輸(shu)(shu)(shu)出(chu)扭(niu)(niu)矩(ju)大于(yu)2倍時(shi)(shi),減(jian)速(su)(su)(su)器(qi)(qi)右軸(zhou)失效。噪聲(sheng):dB(A)/單位分(fen)貝,為輸(shu)(shu)(shu)入轉(zhuan)速(su)(su)(su)為3000轉(zhuan)/分(fen),空載時(shi)(shi),距直角軸(zhou)減(jian)速(su)(su)(su)機1米的(de)測量(liang)值。返回(hui)誤(wu)差:輸(shu)(shu)(shu)入端固定(ding)(ding),輸(shu)(shu)(shu)出(chu)端順時(shi)(shi)針、逆時(shi)(shi)針旋轉(zhuan)。當輸(shu)(shu)(shu)出(chu)端承受正負(fu)2%的(de)額(e)定(ding)(ding)力矩(ju)時(shi)(shi),矩(ju)形(xing)軸(zhou)減(jian)速(su)(su)(su)器(qi)(qi)的(de)輸(shu)(shu)(shu)出(chu)端會產(chan)生微小的(de)角位移,即返回(hui)間(jian)隙。
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