发明名称 |
Device for operating an electric motor |
摘要 |
A device for operating an electric motor (10) is proposed, which evaluates overloading or blocking of the drive (11) from a characteristic of a current (40, 41) flowing through the electric motor (10). In accordance with a first embodiment, the determination of the characteristic is provided within a time interval (TI)' the time interval (T:) occurring within the starting operation after a starting instant (To) of the electric motor (10). In accordance with another embodiment, the determination of the characteristic is provided at a prescribed sampling instant (TA) which occurs at a prescribed delay time (Tv) after a starting instant (To).
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申请公布号 |
US6225769(B1) |
申请公布日期 |
2001.05.01 |
申请号 |
US19980002343 |
申请日期 |
1998.01.02 |
申请人 |
BRENNER VEIT-MICHAEL;THULL LUKAS;WEIBLE REINHOLD |
发明人 |
BRENNER VEIT-MICHAEL;THULL LUKAS;WEIBLE REINHOLD |
分类号 |
H02H3/00;H02H7/085;(IPC1-7):H02K17/32 |
主分类号 |
H02H3/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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