Semiconductor fan and control method thereof

The invention relates to the technical field of fans, and discloses a semiconductor fan and a control method thereof.The semiconductor fan comprises a motor, a water pump, a semiconductor chilling plate and a refrigeration water tank and is communicated with a refrigeration circulation loop, the refrigeration circulation loop is provided with a cold suction pipe section and a refrigeration pipe section, and the cold suction pipe section is attached to the refrigeration face of the semiconductor chilling plate; the refrigeration pipe section comprises a plurality of first capillary pipes connected in parallel; the heat dissipation circulation loop is provided with a heat absorption pipe section and a heating pipe section, the heat absorption pipe section is attached to the heat dissipation face of the semiconductor chilling plate, and the heating pipe section comprises a plurality of second capillary pipes connected in parallel; and all the capillary tubes are arranged in an air inlet flow channel of the semic