Abstract: A detection device includes a frame, a transport mechanism, detection mechanisms, and a grasping mechanism. The transport mechanism includes a feeding line, a first flow line, and a second flow line arranged in parallel on the frame. The detection mechanisms are arranged on the frame and located on two sides of the transport mechanism. The grasping mechanism is arranged on the frame and used to transport workpieces on the feeding line to the detection mechanisms, transport qualified workpieces to the first flow line, and transport unqualified workpieces to the second flow line.

Abstract: A power conversion device includes a conversion device having includes a first, a second, a third and a fourth converter, and a control unit. The first converter has a first input terminal and a first output terminal; the second converter has a second input terminal and a second output terminal; the first and the second input terminal are electrically connected to a power supply. The third converter has a third input terminal and a third output terminal, the third input terminal is coupled to the first output terminal; the fourth converter has a fourth input terminal and a fourth output terminal; the fourth input terminal is coupled to the second output terminal, and the third output terminal is electrically connected to the fourth output terminal. The control unit is coupled to the conversion device, receives a power request from a load, and controls an output power of the conversion device.

Abstract: A power conversion device used in electric vehicles includes a transmission assembly and a power converter. The transmission assembly is detachably connected to the electric vehicle and receives a first power from the battery pack of the electric vehicle. The power converter is electrically connected to the transmission assembly and converts the first power into a second power or a third power. The power converter is configured outside the electric vehicle.

Abstract: A solar energy optimization device, a solar energy generation system and a power conversion system using the same are provided. The solar energy optimization device includes a plurality of conversion circuits and a plurality of control circuits. Each of conversion circuits is individually connected in series with a solar module. The conversion circuits and the solar modules are connected in series to a maximum power point tracking (MPPT) circuit. The MPPT circuit is configured to determine a photovoltaic current according to the solar modules. Each of the conversion circuits is used for converting a photovoltaic voltage of one of the solar modules into an output voltage. Each of the control circuits is used to adjust a conversion parameter of one of the conversion circuits to increase the output voltage thereof, so that an output power of each of the solar modules is optimized based on the photovoltaic current.

Abstract: An energy management system includes a power supply module, a charging module, an interface module and an energy management module. The power supply module provides an input power. The charging module generates, based on the input power, a first charge power and a second charge power in response to a first charge control signal and a second charge control signal. The interface module detects electrical energy stored in an energy storage device to generate a detection result. In response to the detection result, the energy management module determines an operating state of the energy storage device, and generates one of the first and second charge control signals.

Abstract: An energy management system includes a power supply module, a charging module, an interface module and an energy management module. The power supply module provides an input power. The charging module generates, based on the input power, a first charge power and a second charge power in response to a first charge control signal and a second charge control signal. The interface module detects electrical energy stored in an energy storage device to generate a detection result. In response to the detection result, the energy management module determines an operating state of the energy storage device, and generates one of the first and second charge control signals.