Thermochemical heat storage and air source heat pump coupling system and operation method thereof

The invention discloses a thermochemical heat storage and air source heat pump coupling system and an operation method thereof, and relates to the technical field of heat energy storage, the thermochemical heat storage and air source heat pump coupling system comprises a closed thermochemical heat storage module and an auxiliary cold and heat source module, the closed thermochemical heat storage module comprises a heat source or a user, an absorption/adsorbent reaction heat exchanger, an absorption/adsorbent tank, a refrigerant heat exchanger and a refrigerant tank, the absorption/adsorbent tank is connected with the refrigerant tank, and the auxiliary cold and heat source module comprises a circulating water tank, a compression type air source heat pump and a closed cooling tower. The application range of the closed thermochemical heat storage system at the extreme environment temperature is expanded, the problems of freezing risk, limited output temperature, low heat charging density and the like caused by