Abstract: An Electro Hydro Dynamic, EHD, thruster (105) comprising a first set of electrodes (210), a second set of electrodes (220) and a supporting structure (103) for supporting the first set of electrodes (210) and the second set of electrodes (220). The EHD thruster (105) is configured to generate airflow of ionized air for cooling a heat sink (101). Further, the EHD thruster (105) is electrically isolated from the heat sink (101).

Abstract: An Electro Hydro Dynamic, EHD, thruster (105) comprising a first set of electrodes (210), a second set of electrodes (220) and a supporting structure (103) for supporting the first set of electrodes (210) and the second set of electrodes (220). The EHD thruster (105) is configured to generate airflow of ionised air for cooling a heat sink (101). Further, the EHD thruster (105) is electrically isolated from the heat sink (101).

Abstract: Embodiments of the present disclosure disclose an electronic heater and a method for controlling the same and relate to the field of power electronic technologies, so as to reduce a maintenance cost of a spare part of the electronic heater. The electronic heater includes: an auxiliary power supply unit, a control unit, a power adjusting unit, and a heating source. The auxiliary power supply unit is configured to supply power to the control unit; the control unit is configured to output a detection voltage signal according to an input voltage of the heating source, output a power control signal according to a preset reference power value, and transmit the detection voltage signal and the power control signal to the power adjusting unit; and the power adjusting unit is configured to obtain an output power adjustment signal according to the detection voltage signal and the power control signal.