Experiment device for excess pressure energy recycling and compressed air energy storage

The invention discloses an experiment device for excess pressure energy recycling and compressed air energy storage. The experiment device comprises an excess pressure energy simulation module and a gas supply module, wherein the gas supply module is connected with the excess pressure energy simulation module through an energy replacement module; a bidirectional pressure cylinder is arranged in the energy replacement module; a water drainage pipeline of the excess pressure energy simulation module and a gas exhaust pipeline of the gas supply module are respectively connected with two ends of the bidirectional pressure cylinder; a gas outlet of the bidirectional pressure cylinder is connected with an energy storage and release module; the energy storage and release module comprises a high-pressure air storage tank; the high-pressure air storage tank is connected with a power generator through an air turbine; the power generator is connected with a load tank. Through the energy replacement module, the excess pr