Temperature control system of low-voltage fuel cell automobile

The invention discloses a temperature control system of a low-voltage fuel cell automobile, which comprises a galvanic pile temperature control loop, a power battery temperature control loop and an air conditioning refrigeration loop, and the galvanic pile temperature control loop comprises a galvanic pile, a first expansion kettle, a first electronic water pump, a heat exchanger, a thermostat, athree-way valve, a first PTC and a warm air core body; the power battery temperature control loop comprises a Chiller, a second PTC, a power battery, a second expansion kettle and a second electronicwater pump; the air conditioner refrigerating circuit comprises a compressor, a condenser, a four-way joint, a normally-closed stop valve A, an evaporator, a normally-closed stop valve B and a Chiller. According to the scheme, the temperature control system of the air conditioner is tightly combined with the fuel cell heat dissipation system, so that the problem of high-temperature heat dissipation of the low-voltage fuel