G01R31/3647

Electronic device and control method
11663316 · 2023-05-30 · ·

An electronic device includes a communication unit that communicates with a battery, a storage unit that stores a first identification information of the battery, and a determination unit that determines whether the communication unit is capable of performing a predetermined communication with the battery, in a case where a second identification information of the battery received from the battery is matched with the first identification information stored in the storage unit.

DEVICE AND METHOD FOR DETERMINING AN ACTION BASED ON FORECASTED EOL PARAMETERS FOR AN ELECTRIC ESS AND AN AT LEAST PARTLY ELECTRIC VEHICLE
20220334190 · 2022-10-20 · ·

The invention relates to a method performed by a device for determining an action to be taken based on forecasted EoL parameters for an electric ESS and for an at least partly electric vehicle in which the electric ESS is comprised. The device obtains at least one ESS parameter impacted by utilization of the at least one electric vehicle and obtains at least one vehicle parameter impacted by utilization of the at least one electric vehicle. The device determines a forecasted EoL vehicle parameter based on the at least one vehicle parameter and a forecasted EoL ESS parameter based on the at least one ESS parameter. The device compares the forecasted EoL ESS parameter and the forecasted EoL vehicle parameter and determines the action to be taken based on a result of the comparing.

SYSTEM AND METHOD OF OPERATING MOBILE INFORMATION HANDLING SYSTEMS WITH RECHARGEABLE BATTERIES

In one or more embodiments, one or more systems, one or more methods, and/or one or more processes may determine multiple voltage values associated with a rechargeable battery over a period of time; store the multiple voltage values with respect to multiple clock values over the period of time; determine a voltage drop rate from the multiple voltage values and the multiple clock values; determine a threshold voltage value associated with a predicted energy capacity of the rechargeable battery for a mobile information handling system (IHS) to perform a power state transition; determine a voltage value associated with the rechargeable battery; determine that the voltage value has reached the threshold voltage value; provide a notification to an operating system executed by the mobile IHS; store data from a volatile memory medium to a non-volatile memory medium; and transition the mobile IHS from an operational state to a power conservation state.

METHOD FOR DETERMINING A MODEL ERROR IN A MATHEMATICAL MODEL OF AN ELECTRICAL ENERGY STORAGE UNIT
20230106946 · 2023-04-06 ·

The invention relates to a method for determining a model error in a mathematical model of an electrical energy storage unit, which method comprises the following steps: a) providing a mathematical error model for determining the model error in the mathematical model, wherein the mathematical error model is provided in at least a two-part form, wherein a first model error of an open-circuit voltage curve of the mathematical model of the electrical energy storage unit is modelled by the first part of the error model, and a second model error of a voltage curve of the mathematical model is modelled on the basis of an electrical current by the second part of the error model; b) determining at least one current value, wherein the electrical current flows in the electrical energy storage unit; c) applying the determined current value to the mathematical error model as the input value for the mathematical error model; d) determining the model error of the mathematical model as an output value for the mathematical error model, wherein the model error is dependent on the at least two part-models.

Monitoring voltage measurements for a vehicle battery

A server (16) arranged to automatically detect replacement of a vehicle battery (6) associated with a vehicle engine (5) comprises: a communications device (20) configured to receive vehicle battery voltage measurements from a telematics device (10) connected to or incorporating a voltage monitoring unit for the vehicle battery (6); and one or more processors (18) configured to process the vehicle battery voltage measurements. The processor(s) (18) monitor the voltage measurements in a first time window corresponding to an engine off state and assess when the voltage measurements in the first time window indicate a step change in voltage magnitude at a given time. The step change is then used to automatically identify a vehicle battery replacement event.

Method and apparatus for determining state of power of battery system

The disclosure discloses a method and an apparatus for determining a state of power (SOP) of a battery system. With the method and apparatus, battery health state indexes determined according to the internal resistance and the current power of the battery system may serve as a calibration index, and the initial power parameters may be calibrated by using the calibration index. The internal resistance of the battery reflects the aging property of the battery system. Therefore, in the disclosure, the initial power parameters are calibrated according to the aging property of the battery system.

Health management of rechargeable batteries

A vehicle includes a body and at least one propulsion unit operatively coupled to the body. The vehicle also includes an electrical power system at least partially disposed within the body. The electrical power system includes a rechargeable battery and a health management unit operatively coupled to the rechargeable battery. The health management unit includes a state of health module configured to output information corresponding to battery health based on received battery-related data. The battery-related data includes data collected in real time operation of the rechargeable battery and battery relevant fault history of the vehicle.

Storage battery state detection apparatus and storage battery state detection method

It is possible to accurately estimate a starting current and calculate a precise starting minimum voltage without being influenced by a change in a storage battery state or a starting state by updating a current/voltage correlation characteristic corresponding to a deterioration state of a storage battery each time a current/voltage data set obtained when a starter is driven is newly stored in association with the deterioration state of the storage battery and by calculating the starting current corresponding to a present voltage immediately before start in accordance with the current/voltage correlation characteristic corresponding to the present deterioration state of the storage battery when determination is made as to whether or not to drive the starter.

Electronic apparatus, input apparatus for display apparatus, and method of detecting remaining utility of battery of the same

An electronic apparatus, an input apparatus and a method of determining a remaining utility of a battery of the same, the electronic apparatus including: a battery configured to supply power to the electronic apparatus; a first detector configured to receive a voltage value of the battery, to convert the voltage value into a signal, and to output the signal; a second detector configured to detect a decrease in the voltage value of the battery to a reference voltage or lower and to output a detection result; and a controller configured to receive the output values of the first and second detectors, to determine a remaining utility of the battery based on the output values of the first and second detectors, and to determine an abnormal state of the battery based on the output values of the first and second detectors.

ELECTRIC CONTROL SYSTEM FOR ELECTRIC REFUSE VEHICLE

A refuse vehicle includes a chassis, a body assembly coupled to the chassis, the body assembly defining a refuse compartment, an electric energy system configured to store power and supply power to at least one of the chassis or the body assembly, and a power control system. The power control system is configured to measure one or more electrical attributes of at least one of the chassis and the body assembly and determine a power profile for at least one of the chassis and the body assembly, the power profile describing, based on a remaining power of the electric energy system, at least one of a length of time the refuse vehicle can continue to operate or a distance that the refuse vehicle can traverse. the power control system is further configured to control a function of a non-essential component of the refuse vehicle based on the power profile.