描述
一款电动车电机驱动控制电路(一) “… ;r控制-卜均电流为8A的电机:若采用
BUZ n,则可咀控制半均电流为20A的电机若功率MOSVET并联琏接,则 …”
一款可调精密步进电机控制电路 “… 示去控制具有八相绕组的电机·
如J钉四相 …”
一款三相电机缺相自动保护电路 “… 电机三相线一同穿入了一只 … 线圈失电,触
点断开,电机失电停止运行。动作时间不 …”
一款大功率直流电机调速电路 “… 本文介绢款bOOW直流电机调谜电路。谈电机为一台锥线 … 嗣
压,然后整流以控制直流电机转建的夫小。但是, …”
巧用LED灯做电机断相保护器 “… 交流接触器的线圈电源,对电机进行断相保护。
元件采用&phi …”
力矩电机晶闸管交流调速电路之二 “电路如图3-181所示。主电路由三只晶闸管Vi—V3组成。触发电路采用单结晶体管弛
张振荡器。电路设有速度负反馈。调节主令电位器RPi,可改变力矩电机的转速。”
连铸机电机调速信号电路 ③连铸机电机调速信号电路(图3-180)
连铸机电机调速触发电路 ②连铸机电机调速的触发电路(图3-179)
一款电灌电机自动保护电路 “… 、AN2 – b工作,从而使控制电机的三相继电器I
作t当电压 … 乜器的供电源,关闭了电机。”
一款电机低电压启动电路 “… 电压,较f氐fJ地M.电机有时■能扁莉,l纠l- 42为一水塔供水电机
PI动启aj电蹄.原 …”
一款简易电机调速器电路 … 将■涮定于某·频率.汁电机拉确定的速度旋转.“变 … 动控制f段不断灞节■使电机vmiiJ瞳崔转速。
一款600W直流电机调速电路 “… .j乜枢电压就升高.
电机转建订n快:『亚 … 嘲时.SCR触发脉冲延迟,电机转速r降”
一款固态继电器电机启动电路 “… 线性增
大,以控制次级交流电机的电流,使之从零开始 … 最终输出电压设定,它决定了电机进入稳定状态后的工作电压, …”
一款单相电机离心开关的改进电路 “… 约L2V的工作电压。当接通电机电源时,因c,卜电 … 继电器.IK常闲触点接通,电机毫.副绕组樽电
肩动 …”
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