Abstract: A battery module is disclosed. The battery module, in one implementation, comprises a housing having a terminal, an electrochemical cell in the housing, a relay controlling a current available from the electrochemical cell to the terminal, and a multi-function relay driver electrically coupled to the electrochemical cell, the relay, and an external load. The relay includes a relay coil to control a state of the relay. The multi-function relay driver comprises a drive to provide a first current to the relay coil to control the state of the relay. The multi-function relay driver further provides a second current. The multi-function relay driver further comprises a direct-current-to-direct-current (DCDC) converter coupled to the drive. The DCDC converter receives the second current and converts the second current to a third current for the external load. Also disclosed are method of operating the battery module.

Abstract: A battery module includes a housing, a plurality of battery cells disposed in the housing, and a printed circuit board (PCB) assembly disposed in the housing. The PCB assembly includes a PCB and a shunt disposed across a first surface of the PCB. A second surface of the shunt directly contacts the first surface of the PCB, and the shunt is electrically coupled between the battery cells and a terminal of the battery module.

Abstract: A battery module includes a lower housing and a plurality of battery cells. The plurality of battery cells are electrically coupled together to produce a voltage. The module also includes an assembly disposed over the battery cells and coupled to the lower housing. The assembly may include a lid and a plurality of bus bar interconnects mounted on the lid. The module also includes a printed circuit board (PCB) assembly disposed on and coupled to the assembly. The PCB assembly may include a PCB. The module also includes a cover disposed over and coupled to the lower housing to hermetically seal the battery module. Also disclosed is a method of manufacturing the battery module.

Abstract: The present subject matter relates to a battery module for use in a vehicle. The battery module may include a housing, a plurality of battery cells disposed within the housing, and solid state pre-charge control circuitry that pre-charges a direct current (DC) bus that may be coupled between the battery module and an electronic component of the vehicle. Furthermore, the solid state pre-charge control circuitry may include solid state electronic components as well as passive electronic components.

Abstract: A battery health diagnostic system is disclosed, wherein the battery health diagnostic system comprises a battery, the battery configured to be provided in a vehicle having a vehicle state; a sampling device in electrical communication with the battery and configured to acquire battery characteristic data during a vehicle state; a processor in communication with the device, the processer configured to analyze battery characteristic data to produce a battery condition output; and an alert device configured to provide the battery condition output during regular use of a vehicle.

Abstract: The present subject matter relates to a battery module for use in a vehicle. The battery module may include a housing, a plurality of battery cells disposed within the housing, and solid state pre-charge control circuitry that pre-charges a direct current (DC) bus that may be coupled between the battery module and an electronic component of the vehicle. Furthermore, the solid state pre-charge control circuitry may include solid state electronic components as well as passive electronic components.

Abstract: The present subject matter relates to a battery module for use in a vehicle. The battery module may include a housing, a plurality of battery cells disposed within the housing, and solid state pre-charge control circuitry that pre-charges a direct current (DC) bus that may be coupled between the battery module and an electronic component of the vehicle. Furthermore, the solid state pre-charge control circuitry may include solid state electronic components as well as passive electronic components.

Abstract: A battery module includes a housing, a plurality of battery cells disposed in the housing, and a printed circuit board (PCB) assembly disposed in the housing. The PCB assembly includes a PCB and a shunt disposed across a first surface of the PCB. A second surface of the shunt directly contacts the first surface of the PCB, and the shunt is electrically coupled between the battery cells and a terminal of the battery module.

Abstract: One embodiment of the present disclosure describes a battery control system architecture design system that stores an objective function. The battery control system architecture design system determines implementation of battery systems intended be compatible with a battery control system architecture; determines target control levels to be provided by battery control systems based at least in part on the implementation of the battery systems; determines target functions to be provided by the battery control systems based at least in part on the implementation of the battery systems; determines infrastructure expected to be used to provide each of the target functions; and determines the battery control system architecture by dividing the target functions between the target control levels based at least in part on the objective function and the infrastructure, in which the battery control system architecture provides building blocks used to implement each of the battery control systems.

Abstract: A battery module includes a housing, a plurality of battery cells disposed in the housing, and a printed circuit board (PCB) assembly disposed in the housing. The PCB assembly includes a PCB and a shunt disposed across a first surface of the PCB. A second surface of the shunt directly contacts the first surface of the PCB, and the shunt is electrically coupled between the battery cells and a terminal of the battery module.

Abstract: One embodiment of the present disclosure describes a battery system that includes a battery string with a first and second battery module; and a battery control system. The battery control system includes a first cell control that determines first module level operational parameters related to operation of the first battery module; a second cell control that determines second module level operational parameters related to operation of the second battery module; a string control unit communicatively that determines string level operational parameters related to operation of the battery string based at least in part on the first and second module level operational parameters; and a system control unit that determines system level operational parameters related to operation of the battery system based at least in part on the string level operational parameters; and controls operation of the battery system based at least in part on the system level operational parameters.

Abstract: One embodiment of the present disclosure describes a battery system that includes a battery string with a first and second battery module connected in series; and a battery control system that includes a cell control unit electrically coupled to the first battery module, in which the first cell control unit determines first module level operational parameters related to operation of the first battery module; an integrated string control unit electrically coupled to the second battery module, in which the integrated string control unit determines second module level operational parameters related to operation of the second battery module; determines string level operational parameters related to operation of the battery string based at least in part on the first module level operational parameters and the second module level operational parameters; and controls operation of the battery string based at least in part on the string level operational parameters.

Abstract: A battery module includes a housing, a plurality of battery cells disposed in the housing, and a printed circuit board (PCB) assembly disposed in the housing. The PCB assembly includes a PCB and a shunt disposed across a first surface of the PCB. A second surface of the shunt directly contacts the first surface of the PCB, and the shunt is electrically coupled between the battery cells and a terminal of the battery module.

Abstract: A battery module includes a housing, a plurality of battery cells disposed in the housing, and a printed circuit board (PCB) assembly disposed in the housing. The PCB assembly includes a PCB and a shunt disposed across a first surface of the PCB. A second surface of the shunt directly contacts the first surface of the PCB, and the shunt is electrically coupled between the battery cells and a terminal of the battery module.

Abstract: One embodiment of the present disclosure describes a battery system that includes a battery string with a first and second battery module; and a battery control system. The battery control system includes a first cell control that determines first module level operational parameters related to operation of the first battery module; a second cell control that determines second module level operational parameters related to operation of the second battery module; a string control unit communicatively that determines string level operational parameters related to operation of the battery string based at least in part on the first and second module level operational parameters; and a system control unit that determines system level operational parameters related to operation of the battery system based at least in part on the string level operational parameters; and controls operation of the battery system based at least in part on the system level operational parameters.

Abstract: One embodiment of the present disclosure describes a battery control system architecture design system that stores an objective function. The battery control system architecture design system determines implementation of battery systems intended be compatible with a battery control system architecture; determines target control levels to be provided by battery control systems based at least in part on the implementation of the battery systems; determines target functions to be provided by the battery control systems based at least in part on the implementation of the battery systems; determines infrastructure expected to be used to provide each of the target functions; and determines the battery control system architecture by dividing the target functions between the target control levels based at least in part on the objective function and the infrastructure, in which the battery control system architecture provides building blocks used to implement each of the battery control systems.

Abstract: One embodiment of the present disclosure describes a battery system that includes a battery string with a first and second battery module connected in series; and a battery control system that includes a cell control unit electrically coupled to the first battery module, in which the first cell control unit determines first module level operational parameters related to operation of the first battery module; an integrated string control unit electrically coupled to the second battery module, in which the integrated string control unit determines second module level operational parameters related to operation of the second battery module; determines string level operational parameters related to operation of the battery string based at least in part on the first module level operational parameters and the second module level operational parameters; and controls operation of the battery string based at least in part on the string level operational parameters.

Abstract: The present subject matter relates to a battery module for use in a vehicle. The battery module may include a housing, a plurality of battery cells disposed within the housing, and solid state pre-charge control circuitry that pre-charges a direct current (DC) bus that may be coupled between the battery module and an electronic component of the vehicle. Furthermore, the solid state pre-charge control circuitry may include solid state electronic components as well as passive electronic components.

Abstract: A battery module includes a housing, a plurality of battery cells disposed in the housing, and a printed circuit board (PCB) assembly disposed in the housing. The PCB assembly includes a PCB and a shunt disposed across a first surface of the PCB. A second surface of the shunt directly contacts the first surface of the PCB, and the shunt is electrically coupled between the battery cells and a terminal of the battery module.

Abstract: Methods and systems for monitoring voltage are disclosed, including: a plurality of circuit points, a first bus configured to electrically couple to a voltage measurement device, a first set of switches configured to selectively electrically couple a first subset of the circuit points to the first bus, at least one other bus configured to electrically couple to at least one of: the voltage measurement device and another voltage measurement device, and at least one other set of switches configured to selectively electrically couple at least one other subset of the circuit points to the other bus.