Patent classifications
H
ELECTRICITY
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H02
GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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H02P
CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
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27/00
Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
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H02P27/04
using variable-frequency supply voltage, e.g. inverter or converter supply voltage
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H02P27/06
using DC to AC converters or inverters
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H02P27/08
with pulse width modulation
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