Heat dissipation device of biogas generator set

The utility model discloses a heat dissipation device of a biogas generator set. The utility model belongs to the field of biogas power generation accessory equipment. The key points of the technical scheme are that the system comprises a power generation room and a generator set arranged in the power generation room; a circulating water heat dissipation device is arranged at the top of the power generation room; the heat dissipation device comprises a heat dissipation water tank and a heat dissipation fan; the radiating water tank is fixed at the top of the power generation room; a distance is reserved between the bottom of the heat dissipation water tank and the top of the power generation room; the cooling fan is fixed at the top of the cooling water tank; one end of the water outlet pipe is communicated with the water outlet end of the generator set, the other end of the water outlet pipe is located in the heat dissipation water tank, one end of the water inlet pipe is communicated with the water inlet en