System of natural gas energy storage technology

• Main Authors: YAO YAO, MA XIAOLONG, DONG LEI, ZHANG RUIXIANG, LI CHANGHAI, HAN CHUANGAO
• Format: Patent
• Language: Chinese; English
• Published: 05.07.2022
• Subjects: BLASTING; COMBINED HEATING AND REFRIGERATION SYSTEMS; ENGINE PLANTS IN GENERAL; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES; HEAT EXCHANGE IN GENERAL; HEAT PUMP SYSTEMS; HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS,IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT; HEATING; LIGHTING; LIQUEFACTION SOLIDIFICATION OF GASES; MACHINES OR ENGINES IN GENERAL; MANUFACTURE OR STORAGE OF ICE; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES; REFRIGERATION MACHINES, PLANTS OR SYSTEMS; REFRIGERATION OR COOLING; STEAM ACCUMULATORS; STEAM ENGINE PLANTS; STEAM ENGINES; WEAPONS

The utility model discloses a natural gas energy storage technology system which is characterized in that a natural gas pipeline network is communicated with a natural gas pipeline network through a natural gas compressor, a pipe side of a compressor heat exchanger, a compressed natural gas inlet valve, a high-pressure natural gas outlet valve, a pipe side of a turbine heat exchanger and a natural gas turbine, and the natural gas turbine is connected with a generator; the salt cavern/mine is communicated with a pipeline between the high-pressure natural gas outlet valve and the compressed natural gas inlet valve through a salt cavern/mine gas inlet and outlet main valve; the shell side outlet of the turbine heat exchanger is communicated with the shell side inlet of the turbine heat exchanger through the low-temperature heat storage tank and the shell side of the compressor heat exchanger, the high-temperature heat storage tank is communicated with the shell side inlet of the turbine heat exchanger, energy st