| 摘要 |
<P>PROBLEM TO BE SOLVED: To detect a phase current quickly and accurately by eliminating the influence of a resonance current caused by switching of an inverter. <P>SOLUTION: A series-connected circuit (snubber circuit )6 composed of a resistor 6a and the third capacitor 6b is connected in parallel with the first capacitor 2a on the power source side rather than a current detector 5. <P>COPYRIGHT: (C)2004,JPO |
