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Title: Multi-fluid renewable geo-energy systems and methods

Patent ·
OSTI ID:1376056

A geo-energy production method for extracting thermal energy from a reservoir formation. A production well extracts brine from the reservoir formation. A plurality of working fluid injection ("WFI") wells may be arranged proximate to the production well to at least partially circumscribe the production well. A plurality of brine production ("BP") wells may be arranged in a vicinity of the WFI wells to at least partially circumscribe the WFI wells. A working fluid is injected into the WFI wells to help drive a flow of the brine up through the production and BP wells, together with at least a portion of the injected working fluid. Parasitic-load time-shifting and to storing of excess solar thermal energy may also be performed.

Research Organization:
Lawrence Livermore National Laboratory (LLNL), Livermore, CA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC52-07NA27344
Assignee:
Lawrence Livermore National Laboratory
Patent Number(s):
9,739,509
Application Number:
14/310,070
OSTI ID:
1376056
Resource Relation:
Patent File Date: 2014 Jun 20
Country of Publication:
United States
Language:
English

References (9)

Carbon dioxide-based geothermal energy generation systems and methods related thereto patent November 2012
Carbon dioxide-based geothermal energy generation systems and methods related thereto patent September 2014
Solar augmented geothermal energy patent-application March 2006
Methods and Systems for Electric Power Generation Using Geothermal Field Enhancements patent-application March 2010
Combined Geothermal and Solar Thermal Organic Rankine Cycle System patent-application June 2011
Supplemental Solar Superheated Steam in a Concentrated Solar Power-Enabled Power Plant patent-application June 2011
Carbon Dioxide-Based Geothermal Energy Generation Systems and Methods Related Thereto patent-application February 2013
Systems and Methods for an Artificial Geothermal Energy Reservoir Created Using Hot Dry Rock Geothermal Resources patent-application March 2013
Carbon Dioxide-Based Geothermal Energy Generation Systems and Methods Related Thereto patent-application May 2014