METHODS AND DEVICES FOR OPTIMIZING HEAT TRANSFER WITHIN A COMPRESSION AND/OR EXPANSION DEVICE
    51.
    发明公开
    METHODS AND DEVICES FOR OPTIMIZING HEAT TRANSFER WITHIN A COMPRESSION AND/OR EXPANSION DEVICE 审中-公开
    方法和设备OPTMIERTE传热内压缩和/或扩展设备

    公开(公告)号:EP2516952A2

    公开(公告)日:2012-10-31

    申请号:EP10840167.0

    申请日:2010-12-23

    CPC classification number: F02C6/16 Y02E60/15 Y02T50/671

    Abstract: Systems, methods and devices for optimizing heat transfer within a device or system used to compress and/or expand a gas, such as air, are described herein. For example, systems, methods and devices for optimizing the heat transfer within an air compression and expansion energy storage system are described herein. A compressor and/or expander device can include one or more of various embodiments of a heat transfer element that can be disposed within an interior of a cylinder or pressure vessel used in the compression and/or expansion of a gas, such as air. Such devices can include hydraulic and/or pneumatic actuators to move a fluid (e.g., liquid or gas) within the cylinder or pressure vessel. The heat transfer element can be used to remove heat energy generated during a compression and/or expansion process.

    SYSTEM AND METHOD FOR CONSERVING ENERGY RESOURCES THROUGH STORAGE AND DELIVERY OF RENEWABLE ENERGY
    53.
    发明公开
    SYSTEM AND METHOD FOR CONSERVING ENERGY RESOURCES THROUGH STORAGE AND DELIVERY OF RENEWABLE ENERGY 审中-公开
    系统和方法能源资源由储存和供应可再生能源MAINTAINING

    公开(公告)号:EP2805397A2

    公开(公告)日:2014-11-26

    申请号:EP13705612.3

    申请日:2013-01-18

    Inventor: MARCUS, David

    Abstract: A system for encouraging the use of renewable energy sources and suitable for the conservation of energy resources through the efficient management of energy storage and delivery includes connections to a power source, an energy storage subsystem, and a power grid. The system includes a power routing subsystem coupled to the source and grid, and adapted to operate in a bypass mode, in which energy is transferred from the source to the grid. The system includes a conversion subsystem coupled to the routing and storage subsystems, and switchable in substantially real-time between a storage mode, in which energy is transferred from the routing to the storage subsystem, and a generation mode, in which energy is transferred from the storage to the routing subsystem for delivery to the grid. The system also includes a controller for directing the modes based at least in part on a market factor.

    COMPRESSOR AND/OR EXPANDER DEVICE WITH ROLLING PISTON SEAL
    54.
    发明公开
    COMPRESSOR AND/OR EXPANDER DEVICE WITH ROLLING PISTON SEAL 审中-公开
    压缩机和/或膨胀具有滚动活塞密封件

    公开(公告)号:EP2649326A1

    公开(公告)日:2013-10-16

    申请号:EP11808406.0

    申请日:2011-12-06

    Abstract: An apparatus can include a piston movably disposed within a pressure vessel and defines a first interior region and a second interior region. The piston has a first position in which the first interior contains a gas having a first pressure and has a volume greater than the second interior region, and a second position in which the second interior region contains a gas having a second pressure and has a volume greater than the first interior region. A seal member is attached to the piston and to the pressure vessel. The seal member has a first configuration in which at least a portion of the seal member is disposed at a first position when the piston is in its first position, and a second configuration in which the portion of the seal member is disposed at a second position when the piston is in its second position.

    COMPRESSOR AND/OR EXPANDER DEVICE
    55.
    发明公开
    COMPRESSOR AND/OR EXPANDER DEVICE 审中-公开
    压缩机和/或膨胀

    公开(公告)号:EP2433000A2

    公开(公告)日:2012-03-28

    申请号:EP10732524.3

    申请日:2010-05-21

    Abstract: Systems and methods for operating a hydraulically actuated device/system are described herein. For example, systems and methods for the compression and/or expansion of gas can include at least one pressure vessel defining an interior region for retaining at least one of a volume of liquid or a volume of gas and an actuator coupled to and in fluid communication with the pressure vessel. The actuator can have a first mode of operation in which a volume of liquid disposed within the pressure vessel is moved to compress and move gas out of the pressure vessel. The actuator can have a second mode of operation in which a volume of liquid disposed within the pressure vessel is moved by an expanding gas entering the pressure vessel. The system can further include a heat transfer device configured to transfer heat to or from the at least one of a volume of liquid or a volume of gas retained by the pressure vessel.

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