Patent application number | Description | Published |
20100089063 | Systems and Methods for Energy Storage and Recovery Using Rapid Isothermal Gas Expansion and Compression - The invention relates to systems and methods for rapidly and isothermally expanding and compressing gas in energy storage and recovery systems that use open-air hydraulic-pneumatic cylinder assemblies, such as an accumulator and an intensifier in communication with a high-pressure gas storage reservoir on a gas-side of the circuits and a combination fluid motor/pump, coupled to a combination electric generator/motor on the fluid side of the circuits. The systems use heat transfer subsystems in communication with at least one of the cylinder assemblies or reservoir to thermally condition the gas being expanded or compressed. | 04-15-2010 |
20100139277 | Systems and Methods for Energy Storage and Recovery Using Rapid Isothermal Gas Expansion and Compression - The invention relates to systems and methods for rapidly and isothermally expanding and compressing gas in energy storage and recovery systems that use open-air hydraulic-pneumatic cylinder assemblies, such as an accumulator and an intensifier in communication with a high-pressure gas storage reservoir on a gas-side of the circuits and a combination fluid motor/pump, coupled to a combination electric generator/motor on the fluid side of the circuits. The systems use heat transfer subsystems in communication with at least one of the cylinder assemblies or reservoir to thermally condition the gas being expanded or compressed. | 06-10-2010 |
20110056368 | ENERGY STORAGE AND GENERATION SYSTEMS AND METHODS USING COUPLED CYLINDER ASSEMBLIES - In various embodiments, pneumatic cylinder assemblies are coupled in series pneumatically, thereby reducing a range of force produced by or acting on the pneumatic cylinder assemblies during expansion or compression of a gas. | 03-10-2011 |
20110107755 | ENERGY STORAGE AND GENERATION SYSTEMS AND METHODS USING COUPLED CYLINDER ASSEMBLIES - In various embodiments, pneumatic cylinder assemblies are coupled in series pneumatically, thereby reducing a range of force produced by or acting on the pneumatic cylinder assemblies during expansion or compression of a gas. | 05-12-2011 |
20110167813 | SYSTEMS AND METHODS FOR ENERGY STORAGE AND RECOVERY USING RAPID ISOTHERMAL GAS EXPANSION AND COMPRESSION - The invention relates to systems and methods for rapidly and isothermally expanding and compressing gas in energy storage and recovery systems that use open-air hydraulic-pneumatic cylinder assemblies, such as an accumulator and an intensifier in communication with a high-pressure gas storage reservoir on a gas-side of the circuits and a combination fluid motor/pump, coupled to a combination electric generator/motor on the fluid side of the circuits. The systems use heat transfer subsystems in communication with at least one of the cylinder assemblies or reservoir to thermally condition the gas being expanded or compressed. | 07-14-2011 |
20120000557 | SYSTEMS AND METHODS FOR REDUCING DEAD VOLUME IN COMPRESSED-GAS ENERGY STORAGE SYSTEMS - In various embodiments, dead space and associated coupling losses are reduced in energy storage and recovery systems employing compressed air. | 01-05-2012 |
20120119513 | Energy storage and generation systems and methods using coupled cylinder assemblies - In various embodiments, cylinder assemblies are coupled in series pneumatically, thereby reducing a range of force produced by or acting on the cylinder assemblies during expansion or compression of a gas. | 05-17-2012 |
20120299310 | SYSTEMS AND METHODS FOR ENERGY STORAGE AND RECOVERY USING RAPID ISOTHERMAL GAS EXPANSION AND COMPRESSION - The invention relates to systems and methods for rapidly and isothermally expanding and compressing gas in energy storage and recovery systems that use open-air hydraulic-pneumatic cylinder assemblies, such as an accumulator and an intensifier in communication with a high-pressure gas storage reservoir on a gas-side of the circuits and a combination fluid motor/pump, coupled to a combination electric generator/motor on the fluid side of the circuits. The systems use heat transfer subsystems in communication with at least one of the cylinder assemblies or reservoir to thermally condition the gas being expanded or compressed. | 11-29-2012 |
20130160437 | SYSTEMS AND METHODS FOR EFFICIENT PUMPING OF HIGH-PRESSURE FLUIDS FOR ENERGY STORAGE AND RECOVERY - In various embodiments, a mechanical assembly and/or storage vessel is fluidly coupled to a circulation apparatus for receiving pressurized heat-transfer fluid from an outlet at a first elevated pressure, boosting a pressure of the heat-transfer fluid to a second pressure larger than the first pressure, and returning heat-transfer fluid to an inlet at a third pressure. | 06-27-2013 |
20130298760 | SYSTEMS AND METHODS FOR REDUCING DEAD VOLUME IN COMPRESSED-GAS ENERGY STORAGE SYSTEMS - In various embodiments, dead space and associated coupling losses are reduced in energy storage and recovery systems employing compressed air. | 11-14-2013 |
20130327029 | ENERGY STORAGE AND GENERATION SYSTEMS AND METHODS USING COUPLED CYLINDER ASSEMBLIES - In various embodiments, cylinder assemblies are coupled in series pneumatically, thereby reducing a range of force produced by or acting on the cylinder assemblies during expansion or compression of a gas. | 12-12-2013 |
20140234123 | SYSTEMS AND METHODS FOR ENERGY STORAGE AND RECOVERY USING RAPID ISOTHERMAL GAS EXPANSION AND COMPRESSION - The invention relates to systems and methods for rapidly and isothermally expanding and compressing gas in energy storage and recovery systems that use open-air hydraulic-pneumatic cylinder assemblies, such as an accumulator and an intensifier in communication with a high-pressure gas storage reservoir on a gas-side of the circuits and a combination fluid motor/pump, coupled to a combination electric generator/motor on the fluid side of the circuits. The systems use heat transfer subsystems in communication with at least one of the cylinder assemblies or reservoir to thermally condition the gas being expanded or compressed. | 08-21-2014 |