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Motor power control circuit for ac induction motorsA motor power control of the type which functions by controlling the power factor wherein one of the parameters of power factor current on time is determined by the on time of a triac through which current is supplied to the motor. By means of a positive feedback circuit, a wider range of control is effected.
Document ID
19840014818
Acquisition Source
Legacy CDMS
Document Type
Other - Patent
Authors
Nola, F. J. (NASA Marshall Space Flight Center Huntsville, AL, United States)
Date Acquired
September 4, 2013
Publication Date
March 27, 1983
Subject Category
Electronics And Electrical Engineering
Report/Patent Number
Patent Number: US-PATENT-4,439,718
Patent Application Number: US-PATENT-APPL-SN-297524
Patent Number: NASA-CASE-MFS-25323-1
Accession Number
84N22886
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
US-PATENT-4,439,718|NASA-CASE-MFS-25323-1
Patent Application
US-PATENT-APPL-SN-297524

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