Electric power conversion systems – Current conversion – With means to introduce or eliminate frequency components
Patent
1996-06-24
1998-05-26
Wong, Peter S.
Electric power conversion systems
Current conversion
With means to introduce or eliminate frequency components
363 21, 363 97, H02M 112, H02M 3335, H02M 324
Patent
active
057576319
ABSTRACT:
A converter apparatus that is operated with a pulse-width modulated drive signal with constant in the normal operating case and is operated with a frequency-modulated drive signal with constant pulse width in case of overload or, respectively, light load.
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patent: 4904919 (1990-02-01), McNaughton
patent: 5408402 (1995-04-01), Nonneumacher
Siemens Aktiengesellschaft
Vu Bao Q.
Wong Peter S.
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