Pumped heat energy storage system with steam cycle

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United States of America

PATENT NO 11982228
SERIAL NO

17400953

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Abstract

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The present disclosure provides pumped heat energy storage systems that can be used to store and/or extract electrical energy. A pumped heat energy storage system of the present disclosure can store energy by operating as a heat pump, whereby net work input can be used to transfer heat from the cold side to the hot side. A working fluid of the system is capable of efficient heat exchange with heat storage fluids on a hot side of the system and on a cold side of the system. Such pumped energy storage systems can be beneficially integrated with steam plants to provided heating to the steam cycle.

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Patent Owner(s)

  • MALTA INC.

International Classification(s)

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  • 2021 Application Filing Year
  • F01K Class
  • 121 Applications Filed
  • 85 Patents Issued To-Date
  • 70.25 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances202120222023202420250255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bollinger, Benjamin R Cambridge, US 82 2704
Geyer, Michael Cambridge, US 13 91
Redell, Frederick Cambridge, US 2 2
Truong, Bao Cambridge, US 5 43

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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges324901 - 10020406080100120140160180200220240260280300320340360

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