Chopper assisted uninterruptible power supply

Details Chopper assisted uninterruptible power supply Chopper assisted uninterruptible power supply

1976-09-21

1977-12-27

Hickey, Robert J.

Electricity: battery or capacitor charging or discharging

Serially connected batteries or cells

With discharge of cells or batteries

320 59, 307 66, 363 27, H02J 704

Patent

active

040657116

ABSTRACT:
A bilateral chopper is used between an inverter and the standby battery of an uninterruptible power supply, the battery being charged through rectification of the AC power by the feedback diodes of the inverter under controlled voltage by the chopper, the load being supplied with AC power under controlled voltage by the chopper from the standby battery in case of failure of the AC power supply.

REFERENCES:
patent: 3801794 (1974-04-01), Mauch et al.
patent: 3938020 (1976-02-01), Bourke
patent: 3986098 (1976-10-01), Tamil et al.

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