Dry-wet cycle test system and method for battery frame sealing structure

The invention provides a dry-wet cycle test system of a battery frame sealing structure, the dry-wet cycle test of a membrane electrode of a single battery or an electric pile is completed by controlling the temperature and relative humidity of gas of the single battery or the electric pile, the membrane electrode is provided with an anode and a cathode, and the dry-wet cycle test system is characterized by comprising an air compressor, an anode unit and a cathode unit, wherein the air compressor is used for compressing air in an external environment, the anode unit is used for connecting the air compressor and an anode, the cathode unit is used for connecting the air compressor and a cathode, and each of the anode unit and the cathode unit comprises a dry gas circuit, a wet gas circuit, an electromagnetic valve, a safety valve, a pressure sensor, a humidity sensor, a temperature sensor and a connecting pipeline. One end of the dry gas circuit and one end of the wet gas circuit are connected to the air compre