Device for coupling an energy reservoir in the form of a liquefied gas or compressed gas to a user having a cold demand
By designing a device that combines a thermal energy storage unit and a turbine, the problems of low energy efficiency and environmental emissions during generator standby are solved, achieving efficient power and cooling supply and improving energy utilization efficiency and flexibility.
CN122374536APending Publication Date: 2026-07-10GDF SUEZ SA
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- GDF SUEZ SA
- Filing Date
- 2024-12-13
- Publication Date
- 2026-07-10
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Figure CN122374536A_ABST
Abstract
An apparatus (50) for coupling an energy storage device (52) in the form of liquefied gas or compressed gas to a user (53) comprises: at least one gas compressor (51, 54) configured to supply compressed gas to a fluid storage system (52, 67, 69) including the energy storage device; an interfacial thermal energy storage device (56) disposed at the inlet and outlet of the fluid storage system and configured to cool gas at the inlet of the fluid storage system and heat gas at the outlet of the fluid storage system; at least one expander (58, 59) coupled to a generator and configured to receive compressed gas from the thermal energy storage device; and a conduit for conveying expanded gas leaving the at least one expander (59) to the user.
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