Accurate high voltage energy storage and voltage limiter

Electricity: power supply or regulation systems – Output level responsive – Using a three or more terminal semiconductive device as the...

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307 66, G05F 140, H02J 700

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057866856

ABSTRACT:
An electronic power supply is adapted to provide uninterrupted power during transients in a voltage input received from a primary power source. The volume of the required storage element is significantly reduced. Adaptations are also made to limit the maximum voltage presented to the voltage converter portion of the electronic power supply by the primary power source. Beneficial adjustment to the turns ratio of the voltage converter transformer and use of lower voltage-rated, more energy efficient power semiconductors result. The voltage levels of the energy storage element and the voltage limiter are very accurate, allowing critical power supply components to be used close to their allowable limits. Density and efficiency of an uninterruptable electronic power supply are both increased.

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patent: 5532523 (1996-07-01), Tang
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patent: 5631814 (1997-05-01), Zak

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