Systems and methods for compressed-gas energy storage using coupled cylinder assemblies
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United States of America Patent
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Feb 21, 2012
Grant Date -
Jun 9, 2011
app pub date -
Feb 14, 2011
filing date -
Nov 3, 2009
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Abstract
In various embodiments, a pneumatic cylinder assembly is coupled to a mechanism that converts motion of a piston into electricity, and vice versa, during expansion or compression of a gas in the pneumatic cylinder assembly.
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