Abstract: Disclosed are a power controller and a power management method for a first power converter and a second power converter. The power controller generates an impedance compensation value according to a difference between a first load current value of the first power converter and a second load current value of the second power converter, and generates a voltage compensation value according to a difference between a load voltage value and a desired voltage value. The power controller controls the first power converter according to the first load current value, the impedance compensation value, the voltage compensation value, and an virtual impedance setting value of the first power converter, and controls the second power converter according to the second load current value, the impedance compensation value, the voltage compensation value and an virtual impedance setting value of the second power converter.

Abstract: Provided is an energy storage device. The energy storage device includes a power bus, a first battery module, a second battery module, a first charging and discharging circuit, a second charging and discharging circuit, and a control circuit. The first charging and discharging circuit receives power located on the power bus and a first battery state of the first battery module to provide a first sensing signal. The second charging and discharging circuit receives the power located on the power bus and a second battery state of the second battery module to provide a second sensing signal. The control circuit controls the first charging and discharging circuit to execute a first power transmission operation on the first battery module and controls the second charging and discharging circuit to execute a second power transmission operation on the second battery module according to the first sensing signal and the second sensing signal.

Abstract: A power conversion device is provided. The power conversion device includes an external power terminal, a positive power terminal, a negative power terminal, a first output circuit, a second output circuit, a battery module, a first conversion circuit, and a second conversion circuit. The second output circuit is coupled in parallel with the first output circuit. The control switch is coupled between the external power terminal and the positive power terminal. The battery module is coupled between the positive power terminal and the negative power terminal. When an external power at the external power terminal is insufficient, the control switch is turned on, the battery module, the first conversion circuit, and the first output circuit form a first power loop during a first period, and the battery module and the second conversion circuit form a second power loop during the first period.

Abstract: An electric auxiliary vehicle device and an operating method thereof are provided. An electric energy monitoring unit monitors an electric energy consumption and a charging amount of the electric auxiliary vehicle device. A processing circuit calculates a carbon emission and a carbon reduction based on the electric energy consumption and the charging amount of the electric auxiliary vehicle device, and generates a statistical data. A storage circuit stores the carbon emissions, the carbon reductions and the statistical data.

Abstract: A carbon credit trade support system is provided. A carbon credit trading decision support module calculates a trade demand matching degree according to carbon credit purchase demand data, carbon credit sales data, and carbon credit trading data of a plurality of carbon credit trading platforms, provides a carbon credit trading contract according to a preset matching degree, the trade demand matching degree, the carbon credit purchase demand data, and the carbon credit sales data, calculates a carbon credit predicted price according to the carbon credit trading data of the plurality of carbon credit trading platforms, and provides a trading decision suggestion according to the carbon credit predicted price.

Abstract: Provided are a drive device for driving a motor and an operating method for the drive device. The drive device includes a battery module, a conversion circuit, an energy storage circuit, and a control switch. The conversion circuit is coupled to the motor, a first power terminal of the battery module, and a second power terminal of the battery module. The control switch is coupled in series with the energy storage circuit between the first power terminal and the second power terminal. When a voltage value at the first power terminal is higher than a first setting voltage value, the drive device turns on the control switch to enable the energy storage circuit to store electrical energy at the first power terminal.

Abstract: An aluminum battery including an electrode structure is provided. The electrode structure includes a substrate and a channel layer located on the substrate. A material of the channel layer includes an aluminum chloride. A manufacturing method of an aluminum battery is also provided.

Abstract: A hybrid power system including a control core, a driving mechanism, an internal combustion engine, an electric motor, and a storage battery is provided. The driving mechanism is controlled by the control core. The internal combustion engine is connected to the driving mechanism and controlled by the control core. The electric motor is connected to the driving mechanism and controlled by the control core. The storage battery is coupled to the electric motor and the control core. In response to a required torque being input to the control core, the control core executes an equivalent consumption minimization strategy and actuates the internal combustion engine and/or the electric motor to transmit power to the driving mechanism.

Abstract: An electric energy dispatching method and an electric energy dispatching system are provided. The electric energy dispatching method includes: receiving a contracted power supply and a contract period of an electric energy dispatch contract in an area; controlling energy storage devices in the area to provide a plurality of stored electric energy to a grid according to the contracted power supply during the contract period; and stabilizing power supply of the grid using the plurality of stored electric energy.

Abstract: A manufacturing method of an electrochemical device includes the following. A first electrode is provided, and the first electrode is placed in an aqueous electrolyte. Steps of manufacturing the first electrode include the following. A slurry including a conductive carbon material, a binder, and a solvent is provided. The slurry is coated on a carbon fiber cloth to form a first electrode piece. The first electrode piece is immersed in water to perform a phase conversion process. The first electrode piece is taken out of the water to be dried.

Abstract: A hybrid power system, including an engine, a first motor, a power distributor, a second motor, an electrical energy controller, an energy storage module, a transmission mechanism, and a wheel, is provided. The first motor is connected to the engine. The power distributor is connected to the first motor. The second motor is connected to the power distributor. The electrical energy controller is coupled to the first motor and the second motor. The energy storage module is coupled to the electrical energy controller. The transmission mechanism is connected to the power distributor. The wheel is connected to the transmission mechanism. The engine is adapted to drive the first motor to rotate forward, and the second motor reversely rotates via the power distributor, while the engine drives the wheel through the power distributor and the transmission mechanism.

Abstract: A battery includes an electrolyte and a positive electrode. The electrolyte is configured to produce active substance. The active substance in the battery is intercalated to a lattice structure of the positive electrode to generate power of the battery.

Abstract: Provided are a carbon emission management system and a management method thereof. A route optimization calculation module calculates a driving route from a first destination to a second destination based on at least one of a vehicle type, a minimum driving distance, and a minimum driving time. A carbon emission calculation module calculates a total carbon emission of each candidate vehicle from a location thereof to an end of the driving route based on the driving route, carbon emission coefficients of the multiple candidate vehicles, and the locations thereof, and selects one of the multiple candidate vehicles as an assigned vehicle for driving the driving route based on the total carbon emission of each candidate vehicle.

Abstract: A carbon emission management system and a management method thereof are provided. A route optimization calculation module calculates an optimized route for a target vehicle to drive to a destination according to an identification result and location information of the target vehicle, and provides route guidance information according to the optimized route to guide the target vehicle to the destination. A carbon emission calculation module calculates a carbon emission of the target vehicle according to the identification result and driving status information, and provide carbon emission reduction information according to the carbon emission of the target vehicle and a preset carbon emission.

Abstract: An electric power-assist bicycle and an electric energy management method for the electric power-assist bicycle are provided. The electric power-assist bicycle includes a crank, a motor, a battery module, and a computing circuit. The crank is applied with a pedaling force to provide a plurality of pedaling powers to the electric power-assist bicycle. The battery module provides a plurality of battery powers to the motor. The computing circuit obtains a plurality of total demand powers and a plurality of total demand current values of the electric power-assist bicycle and obtains a plurality of distribution ratios between the battery powers and the pedaling powers. The computing circuit establishes a target function according to the total demand powers, the total demand current values, and the distribution ratios. The computing circuit obtains a target total input power according to a current pedaling power and the target function.

Abstract: Disclosed is an aluminum battery including a positive electrode, a negative electrode, a separator, and an electrolyte. The positive electrode includes a metal substrate and a coating layer. The coating layer is arranged on the metal substrate, and a material of the coating layer includes a conductive carbon material with less than or equal to five layers and a water-soluble conductive polymer. The separator is arranged between the positive electrode and the negative electrode. The electrolyte impregnates the separator, the positive electrode, and the negative electrode.

Abstract: A hybrid power transmission system including an engine, a power split device, a first electric machine, a second electric machine, a power controller, an energy storage module, and a wheel. The power split device is connected to the engine. The first electric machine is connected to the power split device. The second electric machine is connected to the power split device. The power controller is coupled to the first electric machine and the second electric machine. The energy storage module is coupled to the power controller. The wheel is connected to the second electric machine.

Abstract: A power management system and a power management method for wireless power supply are provided. The power management system includes a first electric auxiliary vehicle, a second electric auxiliary vehicle, a management device and a wireless charging platform. When the first electric auxiliary vehicle is located within a wireless charging range of the wireless charging platform, the wireless charging platform generates a password and provides the password and a user identification code of the first electric auxiliary vehicle to the management device. The first electric auxiliary vehicle communicates with the management device according to the user identification code to receive the password from the management device and displays the password, and activates a wireless power supply function according to a verification operation of the password and the user identification code, thereby providing power to the second electric auxiliary vehicle by a wireless power supply manner.

Abstract: A power management circuit for an electric auxiliary vehicle is provided. The electric auxiliary vehicle includes batteries, a motor, and power receiving ports. The power management circuit includes a transformer, an inductor, primary circuits, a motor driving circuit, and charging-and-discharging circuits. The transformer includes primary windings and a secondary winding. The inductor is coupled in parallel with the secondary winding. Each of the primary circuits provides wireless power from a corresponding power receiving port to a corresponding primary winding at different time periods, and provides electric energy from the corresponding primary winding to the corresponding power receiving port at different time periods. Each of the charging-and-discharging circuits provides electric energy from the inductor to a corresponding battery at different time periods, and provides battery electric energy from the corresponding battery to the inductor at different time periods.

Abstract: A wireless charging system and an operating method for the wireless charging system are provided. The wireless charging system includes a power supply device, a first transmission coil, a second transmission coil, an electric auxiliary vehicle, and a processing device. The power supply device provides a power source. The first transmission coil transmits a first wireless electric energy to a first parking position and a second parking position in a wireless transmission manner according to the power source. The electric auxiliary vehicle includes a vehicle coil circuit. The processing device guides the electric auxiliary vehicle to stop at the second parking position. The processing device uses the vehicle coil circuit to transmit a coupled electric energy to the second transmission coil, so that the second transmission coil uses the coupled electric energy to transmit a second wireless electric energy to the third parking position in the wireless transmission manner.