三相异步电动机的电流方程式<imgwidth="178"height="63"src="http://wljy.whut.edu.cn:80/uploadfiles/word/DJYTD.files/DJYTD9292.png">实质上表达的是定转子间的磁势平衡关系。当转子边电流<imgwidth="40"height="63"src="http://wljy.whut.edu.cn:80/uploadfiles/word/DJYTD.files/DJYTD9424.png">增大时,定子边电流<imgwidth="38"height="63"src="http://wljy.whut.edu.cn:80/uploadfiles/word/DJYTD.files/DJYTD9540.png">________