FTU control box heat dissipation device based on liquid cooling technology and heat dissipation method thereof

The invention relates to the technical field of power device heat dissipation, in particular to an FTU control box heat dissipation device based on the liquid cooling technology and a heat dissipation method thereof.The heat dissipation device comprises a water tank, a heat dissipation row, a water pump, a temperature sensor and a controller; the water tank is installed on the outer wall of the FTU box body, the water tank is provided with a water inlet and a water outlet, the water inlet is connected with a liquid inlet pipe, and the water outlet is connected with a liquid outlet pipe; the heat dissipation row is arranged in the FTU box body, two ports of the heat dissipation row are respectively communicated with the liquid inlet pipe and the liquid outlet pipe, and the heat dissipation row, the water tank, the liquid inlet pipe and the liquid outlet pipe form a liquid cooling loop; the water pump is arranged on the liquid cooling loop; the temperature sensor is arranged in the FTU box body, and the control