Unity power factor power supply

Details Unity power factor power supply Unity power factor power supply

1986-05-12

1987-06-30

Salce, Patrick R.

Electricity: power supply or regulation systems

In shunt with source or load

Using choke and switch across source

363 21, 363 89, G05F 146

Patent

active

046773665

ABSTRACT:
A unity power factor power supply which includes a boost converter connected to the alternating current line which is controlled to draw sinusoidal current from the line by operating as a current regulator having a current reference control signal which tracks the line voltage waveform, thereby to minimize the required input current for a given power output.

REFERENCES:
patent: 4347474 (1982-08-01), Brooks et al.
patent: 4355277 (1982-10-01), Davis et al.
patent: 4437146 (1984-03-01), Carpenter
patent: 4536700 (1985-08-01), Bello et al.
patent: 4542330 (1985-09-01), Terbrack
Mohan et al., "Sinusoidal Line Current Rectification with a 100kHz B-SIT Step-Up Converter", IEEE, 1984, pp. 92-98.

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