天气预报 > 其他 > 单相电机电容怎么测量好坏
单相电机电容怎么测量好坏
更新时间: 2020-11-08 00:00:00  

把电容两端插进220V的插座孔中5~6秒钟,取出后迅速将两脚短路,如果火花大就说明是好的,否则就是不能用。

电容(Capacitance)亦称作“电容量”,是指在给定电位差下的电荷储藏量,记为C,国际单位是法拉(F)。一般来说,电荷在电场中会受力而移动,当导体之间有了介质,则阻碍了电荷移动而使得电荷累积在导体上,造成电荷的累积储存,储存的电荷量则称为电容。

关键词: 电机 电容 怎么 测量 好坏

单相电机电容怎么测量好坏相关经验

天气预报

最新推荐

页面:/news/view-2706687/ | 耗时:0.7448 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=2706687 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2706687 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2706687 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1086510,1126488,1105029,1050341,1123583,1062034,1045272,1119900,1105363,1080130,1068388,1110590,1062324,1048128,1034501,1118779,1109699,1050685,1099131,1044845,1129059,1071189,1058265,1071759,2895655,1067333,1126736,1075807,3038908,1594630) ORDER BY field (ArticleID,1086510,1126488,1105029,1050341,1123583,1062034,1045272,1119900,1105363,1080130,1068388,1110590,1062324,1048128,1034501,1118779,1109699,1050685,1099131,1044845,1129059,1071189,1058265,1071759,2895655,1067333,1126736,1075807,3038908,1594630)