A charge system and a charge method adapted to a bicycle are provided. The charge system includes a hub dynamo, a power apparatus, a sensor and a control apparatus. The control apparatus is coupled to the hub dynamo, the power apparatus and the sensor. The sensor is adapted to sense a riding condition of the bicycle. According to the riding condition, the control apparatus selects a power supply pattern of the hub dynamo. When the power supply pattern is selected to be a stop pattern, a connection loop between the hub dynamo and the power apparatus is turned off by the control apparatus. When the power supply pattern is selected to a first pattern, the connection loop between the hub dynamo and the power apparatus is turned on by the control apparatus, such that the hub dynamo supplies power to the power apparatus at a first rate.

The present disclosure refers to a wireless charging system for a vehicle, in particular in form of an in-vehicle wireless charging system, comprising: a body (102) or housing (200) defining a cavity (110, 202); at least two coils (100) arranged around the cavity (110, 202) and adapted to create a magnetic field (106) within the cavity (110, 202); and a control unit (16) connected to the at least two coils (100) and adapted to connect to a power supply. It also relates to a control method (700) providing a charging protocol for such a wireless charging system.

A method for controlling a stand-alone modular microgrid unit, including: detecting connection between the microgrid unit and a first power source having a first capacity and a second power source having a second capacity larger than the first capacity; detecting a power demand of a load connected to the microgrid unit; in response to a total power demand from loads electrically connected to the microgrid unit falling below the first capacity, controlling the first power source to operate in a power supply mode and supplying power to the load; in response to the total power demand exceeding the first capacity, disconnecting the load from the microgrid unit, controlling the second power source to operate in a power supply mode, and in response to the second power source producing a threshold amount of power, electrically connecting the load to the microgrid unit and supplying power to the load.

The embodiment of the present disclosure discloses a jumper cable and an ignition control method, which are applicable to the field of electronic technology. The jumper cable includes a main control module, and a startup detection module, a voltage-stabilizing power supply module, a voltage detection module, a temperature detection module, a relay control module, a startup communication module, a positive ignition clip and a negative ignition clip connected with the main control module. The relay control module includes a relay switch. The first end of the relay switch is connected with the voltage-stabilizing power supply module, which is connected with the positive ignition clip. The second end of the relay switch is connected with the startup detection module and the negative ignition clip. The startup communication module is connected with the startup power supply.

An Automatic Service Station Facility (ASSF) for replenishing various motivational energy sources onboard different types of AUV, Drones, and Remotely Controlled (RC) or robotic vehicles is disclosed herein. In one embodiment, the automatic service station facility includes a rack, replaceable fuel tanks, a service module, and an electronic computer control system. The replaceable fuel tanks are stocked on the rack and substantially filled with various fluids which are utile as motivational energy sources within fuel-operated vehicles. The service module is mounted on the rack, and the electronic computer control system is connected in electrical communication with the service module. In this configuration, the service module is controllably operable to receive a depleted replaceable fuel tank from a fuel-operated vehicle and also selectively deliver one of the filled replaceable fuel tanks onboard the vehicle. In another embodiment, the service station facility may also stock replaceable batteries for selective delivery onboard battery-operated vehicles. In another embodiment, the ASSF is self-propelled, remotely controlled, and solar powered, being able to move long distances to remote locations which may be hazardous to humans, such as disaster zones or battle fields, where the ASSF can service AUV, Drones, and Remotely Controlled (RC) or robotic vehicles needed for the particular applications. Alternatively, the solar powered ASSF can be made to move continuously and service vehicles continuously for long duration operations like herding cattle for example.

Provided herein is a power distribution system comprising a feedback circuit including a transistor in series with a relay, the feedback circuit regulating regulate a main power path including a main power supply connected in series with an electric power converter. The power distribution system further comprises OR-ing controllers that regulate the main power path and a backup power path including a low-voltage battery. The power distribution system further comprises terminals through which power from the main power path or the backup power path is transmitted to respective components corresponding to channels. The power distribution system further includes a microcontroller that acquires data in each of the channels and control operations associated with each of the channels based on the acquired data.

A charger appliance configured to determine a no-load, disconnected state from an electronic device having a rechargeable battery, and configured to determine a connected state of the charger with an electronic device in which recharging power may be supplied through the charger to the electronic device. Automatic connection and disconnection of a mains power supply is made depending on the detected state of the charger to avoid wasteful energy consumption in a no-load state. State detection may be determined by monitoring a voltage on one or more signal lines associated with the electronic device.

A rechargeable motorized personal shopping and utility cart. Designed for elderly or infirm consumers who find it difficult to pull or push a manual utility cart, particularly on inclines, the electronic shopping cart would propel itself on demand. Designed in every aspect for the ultimate in convenience, the front of the unit would also feature an easy-access swing-open door which makes the loading and unloading of the electronic shopping cart far easier, even for extra tall items.

An off-board charging device disposed to electrically charge an electric energy storage system via an electrical charging system on-board a vehicle is described. This includes an electric machine electrically connected to the electric energy storage system and is disposed to supply propulsion effort to the vehicle. A method for controlling the off-board charging device includes determining severity of a drive cycle that occurs prior to a charging event for the electric energy storage system. A charging profile is determined based upon the severity of the drive cycle. A controller commands operation of the off-board charging device based upon the charging profile.

The invention relates to an attenuation circuit for an energy storage device having one or more energy storage modules which are connected in series in one or more energy supply lines and have at least one energy storage cell and a coupling device which has a multiplicity of coupling elements and is designed to selectively switch or bridge the energy storage cell in the respective energy supply line. The attenuation circuit comprises a current detection device which is designed to detect an output current of the energy supply lines or of the energy storage device and to generate an output current signal dependent on the output current, a control circuit which is coupled to the current detection device and is designed to control the output current signal to a desired current signal and to output a corresponding current control signal, and a pulse width modulation device which is coupled to the control circuit and is designed to control the coupling device of at least one of the energy storage modules in a clocked manner on the basis of the current control signal.