Motor Converter Circuit for an Electric Drive Motor and Electric Drive Device Having Such a Motor Converter Circuit
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United States of America Patent
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Issued Date -
Jan 10, 2013
app pub date -
Jan 19, 2011
filing date -
Mar 19, 2010
priority date (Note) -
Abandoned
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Abstract
An electric drive device (1) comprises a motor converter circuit (3) according to the invention, which includes an intermediate circuit capacitor (16). The intermediate circuit capacitor (16) comprises a parallel circuit of several ceramic capacitors (24). The ceramic capacitors (24) have a lower dissipative resistance and enable better heat removal, so that the motor converter circuit (3) has a comparatively longer service life.
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