A VR integrated machine and a running method thereof are provided. The VR integrated machine includes a heat generating device, a heat conducting member and thermoelectric conversion member, the heat conducting member is connected with the heat generating device, the thermoelectric conversion member has a first end connected with the heat conducting member, and is configured to generate electrical energy and to supply the electrical energy to the UR integrated machine.

This application provides a wireless charger and a control method. The wireless charger includes a class-E power amplifier and a tunable impedance circuit that is connected to an output end of the class-E power amplifier. The class-E power amplifier includes a switching transistor and a tunable capacitance circuit that is parallelly connected to the switching transistor. The wireless charger further includes a control unit, configured to obtain a constraint condition of the class-E power amplifier; determine N1 target equivalent load impedances of the class-E power amplifier based on the constraint condition; and adjust a capacitance value of the tunable capacitance circuit in the class-E power amplifier, and adjust an impedance value of the tunable impedance circuit, to enable an equivalent load impedance of the class-E power amplifier to match one of the N1 target equivalent load impedances.

The present disclosure relates to a dishwasher having a heat pump, including a dishwasher body provided with a tub configured with a washing space therein and a sump provided at a bottom of the tub to temporarily accommodate washing water; a heat pump having a compressor, an evaporator, an expansion apparatus, and a sump condenser provided inside the sump to exchange heat with washing water inside the sump; and a controller that controls the heat pump to be driven so as to increase the temperature of the washing water inside the sump. As a result, a heating time of washing water may be shortened, thereby suppressing washing time from being prolonged.

A system for improving a display coupled to an inductive cooktop includes an induction coil and an electrically-actuated display (EAD) assembly. The induction coil includes a magnetic field. The EAD assembly is disposed on the induction coil and includes a frontplate adjacent to the induction coil and a thin film transistor (TFT) array backplane opposite the frontplane. The TFT array backplane includes a scan line with some degree of orthogonality to the magnetic field and a data line with some degree of parallelism to the magnetic field. The scan line and the data line are configured to activate a display pixel corresponding to the EAD assembly. One or more ground lines of the EAD assembly have some degree of parallelism to the magnetic field of the induction coil.

An inductive cooktop system includes a top plate that has a top surface for supporting a cookware object. A display is disposed below the top plate, and induction coils are arranged in a matrix and disposed vertically below the display. The induction coils are each operable to generate a magnetic field that partially extends above the top surface of the top plate to couple with the cookware object. A control system receives an initial input indicating a position of the cookware object on the top surface of the top plate. Data processing hardware of the control system then determines the pixels of the display corresponding to the indicated position from the input. The control system then generates a graphic at the indicated position for the cookware object by illuminating the plurality of pixels of the display.

An appliance includes an outer wrapper and an inner liner placed within the outer wrapper and spaced apart from the outer wrapper to define an insulating space. A trim breaker extends between the inner liner and the outer wrapper to define a structural cabinet. The trim breaker defines a front face of the cabinet. The trim breaker defines a gas conduit disposed within a wall of the structural cabinet proximate the insulating space. The gas conduit is adapted to define selective communication between the insulating space and an exterior of the structural cabinet. An insulating material is disposed within the insulating space, wherein the gas conduit is substantially free of the insulating material.

A system includes a receiver coil configured to be magnetically coupled to a transmitter coil, a rectifier connected to the receiver coil, a first stage and a second stage connected in cascade between the rectifier and a load and a bias voltage source configured to be connected with a first voltage node through a first switch and a second voltage node through a second switch, wherein one of the first voltage node and the second voltage node supplies power to the bias voltage source.

A method for regulating a temperature of a magnetron includes: determining an anode current flowing through the magnetron and an output power of a variable-frequency power supply, the output power being configured to drive the magnetron to operate; calculating an anode voltage of the magnetron according to the anode current of the magnetron and the output power of the variable-frequency power supply; calculating an anode temperature of the magnetron according to the anode voltage of the magnetron; and regulating the output power of the variable-frequency power supply according to the anode temperature of the magnetron.

Power amplifier electronics for controlling application of radio frequency (RF) energy generated using solid state electronic components may further be configured to control application of RF energy in cycles between high and low powers. The power amplifier electronics may include a semiconductor die on which one or more RF power transistors are fabricated, an output matching network configured to provide impedance matching between the semiconductor die and external components operably coupled to an output tab, and bonding ribbon bonded at terminal ends thereof to operably couple the one or more RF power transistors of the semiconductor die to the output matching network. The bonding ribbon may have a width of greater than about five times a thickness of the bonding ribbon.

An induction cooking appliance apparatus includes an induction coil, and a coil carrier configured to hold the induction coil and including a heat dissipation unit for dissipating heat emitted by the induction coil.