题目内容

直接转矩控制采用的是两位式砰-砰控制

A. 对
B. 错

查看答案
更多问题

矢量控制以转子磁链为控制对象,转矩采用连续控制,比较平滑。

A. 对
B. 错

矢量控制中用了哪些坐标变换()

A. 三相静止/两相静止变换(3/2变换)
B. 两相静止/两相旋转变换(2s/2R变换)
C. 直角坐标/极坐标变换

直接转矩控制的特点有()

A. 以定子磁链为被控对象
B. 两位式砰-砰控制,有转矩脉动
C. 只用静止坐标变换,计算简单
D. 调速范围宽

i have a rule for travel : never carry a _1_ , but ask for directions. Sometimes you don't know the language. What can you do ? __2_____, one thing will help you everywhere--whether in Janpan, in United states, in Germany, or in any other places. You can ask someone to tell you the direction. You may not ____3_____ that person's language , but you can understand his ____4_____ language. He will usually use his hand or finger to point the correct direction for you. Go in that direction ,and you may find your ____5______ !

答案查题题库