Fuel cell water-gas separator test system and test method

The invention discloses a fuel cell water-gas separator test system and a test method, the test system comprises a constant temperature environment device, a moisture supply device, a variable load working condition control mechanism, a liquid water collection device and a sensor assembly, the constant temperature environment device is used for providing environment temperature for simulating the actual use of the water-gas separator for the water-gas separator; the moisture supply device is used for providing detection gas with preset humidity, the variable-load working condition control mechanism is used for simulating variable-load working conditions, the liquid water collection device is used for collecting liquid water separated by the water-gas separator, and the sensor assembly is used for detecting parameters at some preset positions in the testing system. Therefore, the working efficiency of the water-gas separator can be conveniently calculated and obtained. 燃料电池水气分离器测试系统和测试方法，该测试系统包括：恒温环境装置、湿气供应装置、