Vehicle control system for optimizing energy consumption

Patent metadata

Field	Value
Publication number	US-12283142-B2
Application number	US-202217874820-A
Country	US
Kind code	B2
Filing date	Jul 27, 2022
Priority date	Feb 13, 2020
Publication date	Apr 22, 2025
Grant date	Apr 22, 2025

Abstract

A vehicle control system for optimizing the energy consumption of a vehicle over the vehicle lifetime. The vehicle control system includes: a rechargeable electric battery; a mechanical component; and a processing circuitry configured to cause the vehicle control system to: determine a battery wear value of the rechargeable electric battery; determine a mechanical component wear value of the mechanical component; and determine a target temperature value of the rechargeable electric battery based on the battery wear value and the mechanical component wear value.

First claim

What is claimed is:

1. A vehicle control system for optimizing the energy consumption of a vehicle over a vehicle lifetime, the vehicle control system comprises:
a rechargeable electric battery;
a mechanical component; and
a processing circuitry configured to cause the vehicle control system to:
determine a battery wear value of the rechargeable electric battery;
determine a mechanical component wear value of the mechanical component; and
determine a target temperature value of the rechargeable electric battery based on the battery wear value and the mechanical component wear value so that a lifetime value of the rechargeable electric battery meets a lifetime value of the vehicle.

2. The vehicle control system according to claim 1 , wherein the processing circuitry is further configured to cause the vehicle control system to:
determine the lifetime value of the rechargeable electric battery based on the current battery wear value or an expected battery wear value over time of the rechargeable electric battery.

3. The vehicle control system according to claim 1 , wherein the processing circuitry is further configured to cause the vehicle control system to:
determine a lifetime value of the mechanical component based on the current mechanical component wear value or an expected mechanical component wear value over time of the mechanical component.

4. The vehicle control system according to claim 1 , wherein the mechanical component wear value is dependent on a movement of at least a part of the mechanical component during operation of the vehicle.

5. The vehicle control system according to claim 4 wherein the movement of the at least part of the mechanical component is a rotation movement and the mechanical component wear value is defined by the cumulative number of revolutions the at least part of the mechanical component has been rotating over time.

6. The vehicle control system according to claim 4 , wherein the movement of the at least part of the mechanical component is a rotation movement and the mechanical component wear value is defined by the cumulative torque of the at least part of the mechanical component over time.

7. The vehicle control system according to claim 1 , wherein the mechanical component is any of a gearbox, a shaft, a steering linkage component, a suspension component, an engine, an electrical motor, or a brake component.

8. The vehicle control system according to claim 1 , wherein the mechanical component is a gearbox and the mechanical component wear value of the gearbox is dependent on the usage of the gearbox.

9. The vehicle control system according to claim 8 wherein the usage of the gearbox is defined by the cumulative number of revolutions over time, and the cumulative torque over time, of at least a part of the gearbox.

10. The vehicle control system according to claim 1 , the vehicle control system further comprises:
a temperature management system for the rechargeable electric battery configured to cool or heat the rechargeable electric battery dependent on the target temperature value.

11. The vehicle control system according to claim 1 , wherein the lifetime value of the vehicle is represented by a lifetime value of the mechanical component.

12. A method for optimizing the energy consumption of a vehicle over a vehicle lifetime, the method comprising:
determining a battery wear value of the rechargeable electric battery;
determining a mechanical component wear value of the mechanical component; and
determining a target temperature value of the rechargeable electric battery based on the battery wear value and the mechanical component wear value so that a lifetime value of the rechargeable electric battery meets a lifetime value of the vehicle.

13. The method according to claim 12 , the method further comprising:
determining a lifetime value of the rechargeable electric battery based on the current battery wear value or an expected battery wear value over time of the rechargeable electric battery; and
determining a lifetime value of the mechanical component based on the current mechanical component wear value or an expected mechanical component wear value over time of the mechanical component.

14. A non-transitory computer readable medium, having stored thereon a computer program comprising program instructions, the computer program being loadable into a processing circuitry and configured to cause execution of the method according to claim 12 when the computer program is run by the at least one processing circuitry.

15. The method according to claim 12 , wherein the lifetime value of the vehicle is represented by a lifetime value of the mechanical component.

Assignees

• Ningbo Geely Automobile Res & Development Co Ltd
• Geely Holding Group Co Ltd
• Ningbo Geely Automobile Res & Dev Co Ltd

Inventors

• Hallberg Linus
• Judez Victor

Classifications

• H01M2220/20

  Batteries in motive systems, e.g. vehicle, ship, plane · CPC title

• H01M10/48

  Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte (constructional details of current conducting connections for detecting conditions inside cells or batteries, e.g. details of voltage sensing terminals, H01M50/569) · CPC title

• G01M13/021

  Gearings · CPC title

• G01R31/392

  Determining battery ageing or deterioration, e.g. state of health · CPC title

• H01M10/63

  Control systems (charging or discharging in response to temperature H01M10/44 {, H01M10/443}; measurement of temperature H01M10/48 {, H01M10/486}) · CPC title