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Power factor control system for AC induction motorsA power factor control system for use with ac induction motors was designed which samples lines voltage and current through the motor and decreases power input to the motor proportional to the detected phase displacement between current and voltage. This system provides, less power to the motor, as it is less loaded.
Document ID
19780002433
Acquisition Source
Legacy CDMS
Document Type
Other - Patent
Authors
Nola, F. J. (NASA Marshall Space Flight Center Huntsville, AL, United States)
Date Acquired
September 3, 2013
Publication Date
October 4, 1977
Subject Category
Electronics And Electrical Engineering
Report/Patent Number
Patent Number: US-PATENT-4,052,648
Patent Application Number: US-PATENT-APPL-SN-706425
Patent Number: NASA-CASE-MFS-23280-1
Accession Number
78N10376
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
US-PATENT-4,052,648|NASA-CASE-MFS-23280-1
Patent Application
US-PATENT-APPL-SN-706425

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