Energy storage system using supercritical air
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United States of America Patent
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Dec 22, 2015
Grant Date -
Aug 30, 2012
app pub date -
Aug 31, 2010
filing date -
Nov 9, 2009
priority date (Note) -
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Abstract
Disclosed is an energy storage system using supercritical air, comprising a compressor unit, a heat exchanger and storage device, a cold exchanger and storage device, a cryogenic tank, a throttling valve, at least one cryogenic pump, an expander unit, a generator, and a driver unit. There are several advantages of this invention, including high energy density, high efficiency, no storage cycle and geographical conditions restriction, easy implementation with all kinds of power stations, environment friendliness and capability of recycling low to medium temperature waste heat and so on.
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