Proportional A-C power control

Details Proportional A-C power control Proportional A-C power control

1979-10-01

1981-09-15

Shoop, William M.

Electricity: power supply or regulation systems

External or operator controlled

Phase controlled switching using electronic tube or a three...

323324, G05F 1455

Patent

active

042900069

ABSTRACT:
An improved proportional A-C power control for use in welding apparatus and other equipment to obtain smooth and continuous phase control particularly with inductive loads and requiring minimized current demands on the control circuit voltage source.

REFERENCES:
patent: 3821634 (1974-06-01), Sabolic
patent: 3952242 (1976-04-01), Ukai
G. J. Granieri, "Application of the RCA-3058 and RCA-3059 _Zero-Voltage Switches in Thyristor Circuits", Application Notes ICAN-6158, Mar. 1970, pp. 1-12.

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