IP Library › Granted Patent US 10,647,218
Granted Patent B1
US 10,647,218 · App. 16/383,567 · Granted May 12, 2020

System for thermally conditioning a battery pack of an electric vehicle

Inventors: Clay Huang (Troy, MI); Yonghua Li (Ann Arbor, MI)
Assignee: Bordin New Energy Vehicle Corporation, Inc.
B60L53/62B60L58/24H01M10/486H01M10/617H01M10/625
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Quick Facts
Patent No.
US 10,647,218
App. No.
16/383,567
Granted
May 12, 2020
Kind
B1
Abstract

A system for thermally conditioning a battery pack of an electric vehicle includes at least one battery pack mounted within the electric vehicle having at least one cell; circuitry in that determines a battery total charge of the at least one battery pack, a thermal conditioning system in thermal communication with the at least one battery pack system configured to heat or cool the at least one cell of the at least one battery pack, a vehicle positioning system in communication configured to determine a location of the electric vehicle, and a map database. The circuitry is configured to determine when the battery total charge of the at least one battery pack should be charged, determine, when the electric vehicle is traveling, a travel time between the electric vehicle and the one or more charging stations, and instruct the thermal conditioning system to thermally condition the at least one battery pack based on the travel time to reduce the time needed to charge the at least one battery pack.

Claims (37)

1. A system for thermally conditioning a battery pack of an electric vehicle, the system comprising:

at least one battery pack mounted within the electric vehicle, the at least one battery pack having at least one cell;

a circuitry in communication with the at least one battery pack, the circuitry configured to determine a battery total charge of the at least one battery pack;

a thermal conditioning system in thermal communication with the at least one battery pack, the thermal conditioning system configured to heat or cool the at least one cell of the at least one battery pack, the thermal conditioning system being electrically controlled by the circuitry;

a vehicle positioning system in communication with the circuitry configured to determine a location of the electric vehicle;

a map database in communication with the circuitry, the map database having location information of one or more charging stations for charging the at least one battery pack of the electric vehicle;

wherein the circuitry is configured to determine when the battery total charge of the at least one battery pack is below a threshold, the threshold indicating that the at least one battery pack should be charged;

wherein the circuitry is configured to select one or more charging stations based on popularity and determine, when the electric vehicle is travelling, a travel time between the electric vehicle and the one or more charging stations by determining the location of the vehicle via the vehicle positioning system and the location information of the map database; and

wherein the circuitry is configured to instruct the thermal conditioning system to thermally condition the at least one battery pack based on the travel time to the one or more charging stations to reduce a time needed to charge the at least one battery pack.

2. The system of claim 1 , wherein the circuitry is configured to instruct the thermal conditioning system to thermally condition the at least one battery pack to reduce the time needed to charge the at least one battery pack before the electric vehicle reaches the at least one charging station.

3. The system of claim 1 , wherein the thermal conditioning system thermally conditions the at least one battery pack based on the travel time to reduce the time needed to charge the at least one battery pack by cooling the at least one battery pack from a current temperature.

4. The system of claim 1 , wherein the thermal conditioning system thermally conditions the at least one battery pack based on the travel time to the at least one charging station to reduce the time needed to charge the at least one battery pack by heating the at least one battery pack from a current temperature.

5. The system of claim 1 , wherein the circuitry is configured to:

determine a range of the electric vehicle based on the battery total charge;

determine the one or more charging stations that are within the range of the electric vehicle;

select one of the one or more charging stations that are within the range of the electric vehicle;

determine the travel time to the selected charging station; and

instruct the thermal conditioning system to thermally condition the at least one battery pack based on the travel time to the selected charging station to reduce the time needed to charge the at least one battery pack.

6. The system of claim 5 , wherein the range of the electric vehicle considers energy used for propulsion of the electric vehicle.

7. The system of claim 1 , wherein the one or more charging stations for charging the at least one battery pack of the electric vehicle is configured to deliver at least 40 kW charging power.

8. The system of claim 1 , wherein the circuitry is configured to generate a desirability value for each of the one or more charging stations that are within the range of the electric vehicle.

9. The system of claim 8 , wherein the desirability value is based on at least one of: a general safety of the one or more charging stations, traffic near the one or more charging stations, road condition to the one or more charging stations, and distance to the one or more charging stations.

10. A system for thermally conditioning a battery pack of an electric vehicle, the system comprising:

at least one battery pack mounted within the electric vehicle, the at least one battery pack having at least one cell;

a circuitry in communication with the at least one battery pack, the circuitry configured to determine a battery total charge of the at least one battery pack;

a thermal conditioning system in thermal communication with the at least one battery pack, the thermal conditioning system configured to heat or cool the at least one cell of the at least one battery pack, the thermal conditioning system being electrically controlled by the circuitry;

a vehicle positioning system in communication with the circuitry configured to determine a location of the electric vehicle;

a map database in communication with the circuitry, the map database having location information of one or more charging stations for charging the at least one battery pack of the electric vehicle;

wherein the circuitry is configured to determine when the battery total charge of the at least one battery pack is below a threshold, the threshold indicating that the at least one battery pack should be charged;

wherein the circuitry is configured to determine, when the electric vehicle is travelling, a travel time between the electric vehicle and the one or more charging stations by determining the location of the vehicle via the vehicle positioning system and the location information of the map database;

wherein the circuitry is configured to instruct the thermal conditioning system to thermally condition the at least one battery pack based on the travel time to the one or more charging stations to reduce a time needed to charge the at least one battery pack; and

wherein the circuitry is configured to generate a value indicating a likelihood that a driver of the electric vehicle will stop to recharge at least one battery pack mounted within the electric vehicle.

11. The system of claim 10 , wherein the value indicating a likelihood that the driver of the electric vehicle will stop to recharge at least one battery pack mounted within the electric vehicle is based on a plurality of factors.

12. The system of claim 11 , wherein each of the plurality factors are weighted differently based on if the electric vehicle is in a local area or a travel area.

13. The system of claim 12 , wherein when the electric vehicle is in the local area, the factors include proximity to home, past charge ratio, frequented charging stations, and weather.

14. The system of claim 13 , wherein past charge ratio is determined by averaging previous charge ratios of the at least one battery pack at charging.

15. The system of claim 12 , wherein when the electric vehicle is in the travel area, the factors include proximately to a route the electric vehicle is travelling upon and unit price of electricity for recharging the at least one battery pack of the electric vehicle.

Assignments (6)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 19, 2026
From: BOLLINGER MOTORS, INC.
To: ROBERT BOLLINGER DESIGN LLC
Reel/Frame 074694/0472 →
RELEASE OF SECURITY INTEREST Recorded Jun 10, 2025
From: BOLLINGER, ROBERT
To: BOLLINGER MOTORS, INC.
Reel/Frame 071377/0890 →
SECURITY INTEREST Recorded May 22, 2025
From: BOLLINGER MOTORS, INC.
To: BOLLINGER, ROBERT
Reel/Frame 071200/0735 →
ENTITY CONVERSION Recorded Jun 29, 2021
From: BOLLINGER MOTORS, LLC
To: BOLLINGER MOTORS, INC.
Reel/Frame 056713/0001 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 21, 2020
From: BORDRIN MOTOR CORP., INC.; BORDRIN NEW ENERGY VEHICLE CORP., INC.
To: BOLLINGER MOTORS, LLC
Reel/Frame 054128/0061 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 19, 2019
From: HUANG, CLAY; LI, YONGHUA
To: BORDRIN NEW ENERGY VEHICLE CORPORATION, INC.
Reel/Frame 048940/0350 →
Cited By (2)
US 12,420,665 US 12,697,896