Abstract: The invention relates to an intermediate circuit discharge unit for an intermediate circuit discharge, in particular of a multi-level inverter, having a capacitor and a discharge circuit which is connected in parallel, where the discharge circuit has an active discharge branch with at least one first discharge element and a passive discharge branch with at least one second discharge element. The active discharge branch comprises a first control connection, and the passive discharge branch comprises a second control connection. The active discharge branch is coupled to the passive discharge branch via the first control connection in such a way that the active discharge branch can be controlled by the passive discharge branch, in particular a discharge via the active discharge branch can be activated or deactivated as required. The invention further relates to an electrical assembly, a vehicle, as well as a method.

Abstract: A charging cabinet is disclosed having a frame, a center vertical member, wherein the center vertical member includes a lock plate, a plurality of stock chargers, an exhaust system, configured to vent heat from the charging cabinet to cool the at least one battery, a heater, configured to warm the at least one battery, a pair of duplex receptacles, a pass-thru connector recess box, wherein the pass-thru connector recess box is angled downward, a pass-thru connector mount box, wherein the pass-thru connector mount box is angled upward, an inlet connector recess box, wherein the inlet connector recess box is angled downward, and an inlet connector mount box, wherein the inlet connector mount box is angled upward.

Abstract: Example devices are described. One example device includes a battery. The battery includes a battery charging port, a battery discharging port, a battery negative port, a protection integrated circuit, a control switch, and an electrochemical cell. The battery charging port and the battery discharging port are ports independent of each other. The battery charging port is connected to a first electrode of the electrochemical cell, and a second electrode of the electrochemical cell is connected to a first end of the control switch, and a second end of the control switch is connected to the battery negative port. The protection integrated circuit is connected in parallel to electrodes of the electrochemical cell, and the protection integrated circuit is further connected to a third end of the control switch. The battery discharging port is connected to the first electrode of the electrochemical cell.

Abstract: The invention relates to power transfer device for inductively charging a water-bound vehicle, comprising: a power transfer part comprising a primary conductor arrangement; and at least one connecting member which has a first connecting portion for connecting the power transfer device to the surroundings and a second connecting portion for connecting the connecting member to the power transfer part; wherein the connecting member has a least one resilient portion that is configured to absorb shocks exerted onto the power transfer part. Further, the invention relates to a mooring area, comprising a respective power transfer device.

Abstract: The present disclosure relates to a battery management apparatus and method, and more particularly, to a battery management apparatus and method using non-destructive resistance analysis for analyzing the change of resistance of a battery cell. According to an embodiment of the present disclosure, even if the EIS (Electrochemical Impedance Spectroscopy) analysis is not used, the resistance change rate of the battery cell may be calculated non-destructively using the QV curve and the Q-dV/dQ curve of the battery cell.

Abstract: A power tool system includes a removable battery pack a first tool and a second tool. The first tool includes a first base housing that is selectively engageable with the removable battery pack and a first tool portion connected to the first base housing by a first connecting section. The second tool includes a second base housing that is selectively engageable with the removable battery pack and a second tool portion connected to the second base housing by a second connecting section. The second tool base housing houses a second controller that provides a proportional power delivery system for the second tool and second tool base housing also includes a second actuator for providing user control of the second tool.

Abstract: A control system includes a secondary battery protection apparatus and a device. The secondary battery protection apparatus includes one or more monitoring terminals each provided in a path different from power paths, each monitoring terminal being operable for monitoring a potential at a negative electrode of a given secondary battery cell among a plurality of the secondary battery cells. The secondary battery protection apparatus includes one or more internal switches each of which is provided in an internal line between the negative electrode of a given secondary battery cell and a given monitoring terminal. The device includes a balance control circuit that adjusts, based on potentials monitored by the monitoring terminals, a current flowing into a line path that includes a corresponding internal line. The balance control circuit controls balance among the cell voltages for the secondary battery cells, based on the adjusted current.

Abstract: The present application relates to a system and method for vehicle battery management, a storage medium, and a server system. The system for vehicle battery management includes: a communications subsystem configured to receive battery signal data in a distributed message queue; a metadata management subsystem configured to store battery information; and a distributed processing subsystem configured to parse the battery signal data based on the battery information, to obtain parsed data and alarm data. In this way, centralized battery management can be implemented, thereby overcoming disadvantages in terms of alarms/warnings generated by the batteries themselves.

Abstract: A charging method of a non-aqueous electrolyte secondary battery involves a first charging step in which, defining x as the ratio of the capacity of a silicon compound to the rated capacity Q (0.1?x?0.5), charging is performed at a first fixed current value I1st that satisfies the expression below; and a high current charging step in which after completion of the first charging step, charging is performed at a fixed current value Imax higher than the first fixed current value I1st.

Abstract: In one aspect, non-invasive methods are described in which combinations of certain battery parameter values are used to identify whether metal plating (e.g., lithium plating) has occurred during charging of a battery. In response to the detection of metal plating and/or conditions associated with metal plating, one or more characteristics of a charge process may be adjusted or adapted to maintain battery parameter values within a specified range. In some cases, after detection of metal plating, a battery charge process may be adjusted or adapted to remove metal plating from a battery's anode by a discharge pulse.

Abstract: A mobile manipulator robot having a pneumatic charging system. The mobile robot includes an energy source and a charging system to charge the energy source. The charging system includes a coupler having a mating end configured to mate with an external pneumatic supply system to access a pneumatic supply and a pneumatic actuator disposed downstream of the coupler. The pneumatic actuator is configured to convert energy from the pneumatic supply to charge the energy source. The pneumatic actuator may be an air motor or a piezo.

Abstract: The application relates to a battery pack case and a battery pack. The battery pack case includes: a bottom plate and a side plate connected with the bottom plate, the bottom plate and the side plate surround to form an accommodating portion configured to accommodate a unit cell; the bottom plate is provided with a plurality of first grooves and a plurality of second grooves opening toward the accommodating portion, the plurality of first grooves are spaced apart from each other, the plurality of second grooves are spaced apart from each other, and the first grooves and the second grooves are arranged to cross each other. The bottom plate of the battery pack itself has good rigidity, is not prone to warp deformation, and can prevent the overflow of structural glue from contaminating the wiring harness or electrical components.

Abstract: A system is provided for performing an electric power charging process for one or more electric devices. Included in the system is a charging system integrated into the electric vehicle by installing the charging system on-board the electric vehicle. The charging system is configured to receive electric power from the electrified vehicle's powertrain, convert the received electric power into an electric current capable of charging the one or more electric devices, and charge the one or more electric devices based on the converted electric current.

Abstract: A battery pack including a housing, a plurality of battery cells located within the housing, and first, second, third, and fourth battery pack terminals. The housing includes a battery pack support portion configured to removably mechanically connect the battery pack to a first device and a second device. The first battery pack terminal is configured to electrically connect the battery pack to an interface of the first device. The second battery pack terminal is configured to electrically connect the battery pack to an interface of the second device. The third battery pack terminal is configured as a bypass terminal configured to bypass a current sensing circuit. The fourth battery pack terminal is configured to electrically connect the battery pack to the interface of the first device and the interface of the second device.

Abstract: A charging method of a non-aqueous electrolyte secondary battery involves a first charging step in which, defining x as the ratio of the capacity of a silicon compound to the rated capacity Q (0.1?x?0.5), charging is performed at a first fixed current value I1st that satisfies the expression below; and a high current charging step in which after completion of the first charging step, charging is performed at a fixed current value Imax higher than the first fixed current value I1st.

Abstract: An energy storage canopy associated with a local building is provided. The energy storage canopy includes support members that can support compartments, which may be integral with or removable from the energy storage canopy. Each compartment includes a plurality of high capacity batteries to store electrical energy, at least one power conditioner to allow coupling high capacity batteries to an external unit. The external unit may be a power grid, a building, other loads, or the like.

Abstract: A method and system for a headset wireless charging dock, where the charging dock comprises a radio, a coil, and a proximity sensor. The method may comprise sensing a presence of a headset using the proximity sensor, wirelessly charging a battery in the headset utilizing the coil, and wirelessly communicating commands, using the radio, to the headset to power down when fully charged. The command may be communicated to the headset utilizing a protocol and a RF radio used by the headset to receive audio signals. The command communicated to the headset may power down audio processing circuitry in the headset. The charging induction coil may be inductively coupled to a coil in the headset to wirelessly charge the battery in the headset. The proximity sensor may comprise a Hall sensor.

Abstract: A system is provided. The system can include a charger. The charger can electrically connect with a vehicle. The charger can transmit, responsive to occurrence of a triggering event, a first signal to the vehicle. The first signal can have a first voltage to cause the vehicle to direct a first power to the charger. The charger can transmit a second signal to the vehicle. The second signal can have a second voltage to cause the vehicle to direct a second power to the charger. The charger can supply the second power to a load connected to the charger.

Abstract: Embodiments of information handling systems (IHSs) having rechargeable batteries and improved battery charge control methods are provided herein. For example, a method is disclosed for dynamically switching between a plurality of battery charging profiles, each having different recharge thresholds and charge termination thresholds for controlling battery recharge. Such a method may include detecting discharge current from a rechargeable battery of an IHS, determining whether or not the IHS is coupled to an external power source, and switching from using a first battery charging profile to using a second battery charging profile to recharge the rechargeable battery in response to detecting the discharge current while the IHS is coupled to the external power source and/or determining that the discharge current is a short term supplemental power event.

Abstract: A battery monitoring apparatus includes a battery ECU, satellite devices each of which measures the voltage at a battery cell in response to a command signal from the battery ECU, and a wireless module which achieves a wireless communication between the battery ECU and each of the satellite devices after a wireless connection between the battery ECU and each of the satellite devices is completed. When receiving a start signal outputted before a start switch for a drive power source of the vehicle is turned on, the wireless module is activated to start the wireless connection between the battery ECU and each of the satellite devices. This establishes and completes the wireless connections faster than when the wireless module is activated simultaneously with turning on of the start switch for the drive power source. This achieves quick monitoring of the state of the battery cells.