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公开(公告)号:US20240328579A1
公开(公告)日:2024-10-03
申请号:US18311211
申请日:2023-05-02
CPC分类号: F17C5/06 , F17C1/007 , F17C3/005 , F17C13/002 , F17C13/004 , F17C2221/032 , F17C2223/033 , F17C2223/035 , F17C2225/033 , F17C2225/035 , F17C2250/0636 , F17C2265/07 , F17C2270/0581
摘要: A natural gas energy storage system can comprise a high-pressure subterranean reservoir and a low-pressure subterranean reservoir. The high-pressure subterranean reservoir and the low-pressure subterranean reservoir can be configured to respectively receive and contain high-pressure natural gas and low-pressure natural gas. Said reservoirs can be coupled by a natural gas compression assembly and an energy recovery assembly to generate electricity. The natural gas compression assembly can be configured to recover natural gas from the low-pressure subterranean reservoir, compress the same to produce the high-pressure natural gas, and inject said gas into the high-pressure subterranean reservoir, during surplus periods. The energy recovery assembly can be configured to recover a portion of the high-pressure natural gas from the high-pressure subterranean reservoir, expand the same to generate energy and produce the low-pressure natural gas, and supply said gas into the low-pressure subterranean reservoir, during deficit periods.