The embodiments described and claimed herein are apparatus, systems, and methods for charging an electric vehicle at a stationary service station. In one embodiment, the service station includes a power generation component including at least one fuel cell, a fuel supply component for supplying fuel to the power generation component, a charging component including at least one customer charging station, and a control component for controlling and monitoring the other components and for providing accounting and billing functions.

A method and a system are described for controlling power dissipation in an electric drive system for a hybrid electrical vehicle including determining the stator current of an electrical machine providing a maximum achievable power dissipation in the electrical drive system and determining a maximum available braking torque of an electrical machine.

Provided are a charging device and a vehicle capable of reducing the amount of noise flowing into a quick-charging facility. The pair of charging lines connecting the quick-charging facility (20) to an onboard battery (30) are referred to as quick-charging lines, and each of these quick-charging lines is provided with a relay (16-1, 16-2). Each relay (16-1, 16-2) is used to switch the current flowing in the respective quick-charging line on and off, the current being switched on during quick-charge and being switched off during normal charging. Each quick-charging line has a Y-capacitor (17) connected thereto closer to a QC port (15) than the respective relay (16-1, 16-2).

Systems and methods for storing energy for use by an electric vehicle are disclosed. Systems can include an electric vehicle battery pack including a rack configured to couple a plurality of independently removable battery strings to the vehicle, the battery strings configured to be selectively coupled in parallel to a vehicle power bus. The battery strings may include a housing, a plurality of electrochemical cells disposed within the housing, a circuit for electrically connecting the electrochemical cells, a positive high-voltage connector, a negative high-voltage connector, a switch within the housing, and a string control unit configured to control the switch. Each battery string can include a coolant inlet and a coolant outlet configured to couple with and sealingly uncouple from an external coolant supply conduit and an external coolant return conduit, and an auxiliary connector configured to couple with an external communications system and/or an external low-voltage power supply.

Described herein is an electric vehicle charging arrangement for charging an electric vehicle. The electric vehicle charging arrangement includes: an electric vehicle charger configured for providing a direct current (DC) to the electric vehicle, a power cabinet configured for providing a DC to the electric vehicle charger, and a direct current bus arranged between the power cabinet and the electric vehicle charger and configured to transport the DC from the power cabinet to the electric vehicle charger, where a capacitive filter is installed on the DC bus and in the electric vehicle charger.

A charging station includes an alternating current (AC) electrical power input and at least one direct current (DC) electrical power module coupled to the AC electrical power input. The charging station also includes at least one station output having a vehicle DC electrical power output, a communications output, and a dispenser DC electrical power output, the dispenser DC electrical power output being configured to be coupled to at least one dispenser. The charging station further includes a communications hub including at least one communications network connection, the communications hub being configured to receive information relating to an amount of DC electrical power to be delivered to a particular dispenser coupled to the charging station. Further still, the charging station includes a master controller configured to receive the information from the communications hub relating to the amount of DC electrical power to be delivered to the particular dispenser coupled to the charging station and provide a control signal to one of the at least one DC electrical power modules, the control signal being based on the information and being configured to control the amount of DC electrical power sent through one of the at least one DC electrical power modules.

Described herein is an electric vehicle charging arrangement for charging an electric vehicle, including an electric vehicle supply equipment (EVSE), where the EVSE includes: a power module configured to provide electrical energy to charge the electric vehicle, an output configured to connect the power module to the electric vehicle for charging the electric vehicle, and a direct current (DC) bus provided between and connected to the power module and the output and configured to transport electric energy from the power module to the output, where the electric vehicle supply equipment includes a pre-charge module configured to pre-charge the output, and where the pre-charge module is separate from the power module and electrically connected to the DC bus.

A straddled electric vehicle includes a wheel, an electric motor to drive the wheel, a battery to supply electric power to the electric motor, a DC charging port to receive a DC current output from a first external power source, and an AC charging port to receive an AC current output from a second external power source. A first distance between the DC charging port and the battery is smaller than a second distance between the AC charging port and the battery.

A charging system for an electric vehicle that receives electric power from external charging equipment to charge a battery includes an inlet including a plurality of ports. The inlet is connectable to the external charging equipment. A charging management part includes a control pilot (CP) terminal for receiving a charging signal indicating information related to a charging power source of the external charging equipment through the inlet. The CP terminal includes a CP plus terminal connected to a CP port among the plurality of ports of the inlet. The CP plus terminal is configured to receive the charging signal. A CP minus terminal is directly connected to a ground port among the plurality of ports of the inlet. The CP minus terminal is configured to receive a ground potential of the external charging equipment.

Various disclosed embodiments include illustrative controller units, systems, vehicles, and methods. In an illustrative embodiment, a controller unit includes a communication component, a controller and a memory. The communication component is configured to communicate with a direct current charging device. The controller is configured to communicate with the communication component and the memory. The memory is configured to store computer-executable instructions configured to cause the controller to determine a target location, receive location information of a vehicle, receive state of charge information, determine a charging request in response to the target location, the location information of the vehicle, and the state of charge information, and send, via the communication component, the determined charging request to the direct current charging device connectable to the vehicle.