Proposed are system and method for diagnosing a vehicle battery by using big data. Battery-related data may be collected through communication from multiple vehicles. A reference battery temperature distribution for each driving condition may be derived by a learning process based on the…
An electrified vehicle includes a power storage device, a drive device, a relay, a voltage sensor that measures a voltage of the power storage device, a current sensor that measures a charging and discharging current of the power storage device, and a control unit. The control unit acquires a first…
A vehicle monitoring device has terminals operably connected to a vehicle battery circuit via a connection port of a vehicle. A resistive load is also connected to the terminals. A computer is connected to the terminals and positioned to measure an open circuit voltage across the resistive load…
A battery capacity calculation device (43) and a battery capacity calculation method to calculate a full charge capacity at a high frequency.The battery capacity calculation device (43) includes a controller (44). The controller (44) is configured to acquire, while a battery (41) is in charge, a…
A battery managing apparatus according to one embodiment of the present disclosure includes: a profile acquisition unit configured to obtain a battery profile representing the relationship between voltage and capacity of the battery; a profile determination unit configured to adjust a preset…
In some examples, a system may determine route information for a route to be traversed by a vehicle from a start location to a destination location, the vehicle including a battery having a state of health. The system receives discharge data corresponding to traversal of the vehicle along the…
A system for an electrified vehicle (EV) having a battery pack includes a vehicle controller configured to charge and discharge the battery pack according to power limits defined at activation of the EV by an estimated open circuit voltage (OCV). The estimated OCV is based on voltages measured for…
An automated battery isolation testing (ABIT) system for a high voltage battery system of an electrified vehicle includes a dual-channel digital multimeter (DMM) and a control unit configured to, using first and second channels of the dual-channel DMM, measure first and second voltages between…
A system and method for determination of and communicating replacement determinations and maintenance scheduling for battery modules is disclosed. The method includes calculating a life estimation for the battery module based on received information and collected data, the battery module may be in…
A method and a system for predicting a battery capacity degradation for an electric vehicle having a battery are provided. The method comprises extracting and pre-processing a raw dataset comprising a plurality of battery loss indicators and a plurality of battery loss values each corresponding to…
An automotive power system alters a maximum discharge power of a traction battery according to an estimated capacity of the traction battery that depends on a weight parameter having a value that changes according to a charge experienced by the traction battery during periods when a switch connects…
A method for controlling charging of a battery to minimize or avoid lithium plating. The method may include charging the battery during with a first charge current having a first charge profile, monitoring charging of the battery with the first charge current, and thereafter charging the battery…
Battery node diagnostic data may be received from a battery system. One or more outlier detection machine learning models may be selected based on profile information included in the battery node diagnostic data. The profile information may identify a battery node operation profile associated with…
A system for diagnosing a battery cell using a substrate manufactured by an LDCMOS process, includes a master BMS and a plurality of direct BMSs, wherein a battery cell connection unit included in each direct BMS makes direct contact with a positive electrode terminal and a negative electrode…
A system and for performance prediction of an electric aircraft is disclosed. The system may include a controller including one or more processors configured to execute a set of program instructions stored in a memory. The set of program instructions may be configured to cause the one or more…
Various embodiments and approaches are described to minimize degradation of respective modules combined to form a battery pack onboard an electric vehicle (EV). Systems and components are presented to determine a respective operational state of the modules, and based thereon, a first subset of…
Various embodiments and approaches are described to minimize degradation of respective modules combined to form a battery pack onboard an electric vehicle (EV). Systems and components are presented to determine a respective operational state of the modules, and based thereon, a first subset of…
Automated vehicle battery health optimization (e.g., using a computerized tool) is enabled. For example, a system can comprise a memory that stores computer executable components, and a processor that executes the computer executable components stored in the memory, wherein the computer executable…
Vehicle battery health optimization and communication (e.g., using a computerized tool) are enabled. For example, a system can comprise a memory that stores computer executable components, and a processor that executes the computer executable components stored in the memory, wherein the computer…
An example operation includes determining a portion of a group of vehicles, the portion comprising at least one vehicle in the group with a battery capacity below a first threshold, where the first threshold is a battery capacity of one or more vehicles in a remaining portion of the group of…
Provided is a control method which includes: obtaining battery information which is information regarding a battery; calculating a present residual value of the battery based on the battery information obtained; calculating a first residual value using a first model which has been trained, the…
An information processing device acquires power consumption information indicating information corresponding to a power consumption amount per use unit of an electric apparatus driven by a battery; acquires initial capacity information indicating an initial capacity of the battery; calculates a…
A method for controlling a battery of an electric vehicle (EV) for trading includes collecting, by a battery management system (BMS), a usage history related to charging and discharging of the battery, determining a level of the battery based on the usage history, storing a grade of the battery as…
A system for predicting degradation of a battery for use in an electric vehicle is presented. The system includes a computing device communicatively connected to at least a pack monitor unit, wherein the at least a pack monitor unit is configured to detect a battery pack datum of a plurality of…
Provided are a method for charging a traction battery and a battery management system. The method for charging the traction battery is applied to a battery management system, where the method includes: obtaining an SOH of the traction battery; in a charging process of the traction battery…
A system and method for estimating an accumulated total battery aging over different aging patterns. A first aging pattern, first aging time, and aging model are used to determine a battery aging estimation. The aging model, battery aging estimation, and a second aging pattern are used to determine…
A system for monitoring a battery assembly includes a processing device configured to receive measurement data from a plurality of battery components, and input the measurement data to a battery model configured to determine parametric data. Based on the battery model, the processing device is…
A system for monitoring a battery assembly includes a processing device configured to receive measurement data from a plurality of battery components, and input the measurement data to a battery model configured to determine parametric data. Based on the battery model, the processing device is…
Deterioration regression curve generation unit generates a deterioration regression curve of each battery by performing curve regression on a plurality of SOHs specified in time series for each battery Coefficient regression function generation unit generates a regression function of a…
An information processing device acquires charge/discharge information indicating a charge/discharge amount per unit period of a battery having a plurality of cells; acquires first relationship information indicating a relationship between the charge/discharge amount per the unit period and a…