BATTERY, A BATTERY SYSTEM AND A METHOD FOR EXCHANGING AT LEAST ONE COMPONENT OF A BATTERY

• US 20200136197A1
• Filed: 11/08/2017
• Published: 04/30/2020
• Est. Priority Date: 11/23/2016
• Status: Active Grant

• Current Assignee: Robert Bosch GmbH
• Original Assignee: Robert Bosch GmbH
• Inventors: Bossi, Davide
• Granted Patent: US 11,469,451 B2
• Time in Patent Office: Days
• CPC Class Codes: H01M 10/4221 with battery type recognition
• CPC Class Codes: H01M 10/425 Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing printed circuits H05K1/00
• CPC Class Codes: H01M 10/48 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 Class Codes: H01M 10/486 for measuring temperature
• CPC Class Codes: H01M 2010/4271 Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
• CPC Class Codes: H01M 2010/4278 Systems for data transfer from batteries, e.g. transfer of battery parameters to a controller, data transferred between battery controller and main controller
• CPC Class Codes: H02J 7/0047 with monitoring or indicating devices or circuits

Abstract

The invention relates to a battery (1) comprising the following components: a control means (2), at least one battery cell (4, 5, 6), and at least one additional electrical component, wherein the battery (1) has an interface (18) in order to provide a data-transferring connection to an external maintenance module (12), wherein at least one component has an identification feature and is designed to be exchangeable, wherein technical data can be assigned to the component by means of the identification feature.

Claims

1. A battery (1) comprising:

a control means (2),

at least one battery cell (4, 5, 6), and

at least one additional electrical component,

wherein the battery (1) has an interface (18) for data-carrying connection to an external maintenance module (12),

wherein at least one component of the battery has an identification feature and is embodied interchangeably within the battery, and

wherein technical data are associable with the at least one component by means of the identification feature.

2. The battery (1) as claimed in claim 1, wherein

the control means (2) has a memory unit (3), and

wherein the identification feature, the technical data, operating parameters, a fault status of the respective component, or a combination of the same are storable by means of the memory unit (3).

3. The battery (1) as claimed in claim 2,

wherein

the memory unit (3) stores the technical data associated with the respective identification feature, and

wherein the control means (2) is configured to associate the accompanying technical data with the respective component.

4. The battery (1) as claimed in claim 1,

wherein

the identification feature is embodied as an identification number or graphical code or RFID transponder.

5. The battery (1) as claimed in claim 1,

wherein

the additional electrical component is embodied as a sensor (14, 15, 16),

wherein the control means (2) is connected to the respective sensor (14, 15, 16) in data-carrying fashion.

6. The battery (1) as claimed in claim 1,

wherein

the respective sensor (14, 15, 16) is one selected from the group consisting of a temperature sensor, a current sensor, a voltage sensor, and a pressure sensor.

7. The battery (1) as claimed in claim 1,

wherein

the respective sensor (14, 15, 16) is associated with a respective battery cell (4, 5, 6), wherein the respective sensor (14, 15, 16) is configured for determining a present operating parameter of the respective battery cell (4, 5, 6).

8. The battery (1) as claimed in claim 1,

wherein

the additional electrical component includes a precharging circuit (17),

wherein the precharging circuit (17) is connected to the control means (2) in data-carrying fashion, and

wherein the precharging circuit is configured to limit an inrush current of the battery (1).

9. The battery (1) as claimed in claim 1,

wherein

the additional electrical component includes a monitoring unit (7, 8, 9),

wherein each battery cell (4, 5, 6) has a respective associated monitoring unit (7, 8, 9), and

wherein the respective monitoring unit (7, 8, 9) is connected to the control means (2) in data-carrying fashion.

14. The battery system as claimed in claim 9,

wherein

the maintenance module (12) is configured to send an identification feature, technical data, operating parameters, a fault status of the respective component, or a combination of the same to a control means (2) of the battery (1) by means of the interface (19).

15. A method for interchanging at least one component of a battery (1) claim 1,

wherein

sending, via a control means (2) of the battery (1), an identification feature, technical data, or operating parameters, a fault status of a component of the battery (1) that needs to be interchanged, or combination of the same to an external maintenance module (12),

separating the component that needs to be interchanged from the battery (1),

reading, via the maintenance module (12), an identification feature of a new component,

connecting the new component to the battery (1),

sending the identification feature, the technical data of the new component of the battery (1), or both from the maintenance module (12) to the control means (2),

wherein the identification feature is evaluated, as a result of which technical data are associated with the new component.

16. The method as claimed in claim 15,

further comprising

storing, via the control means (2) the identification feature, the technical data of the new component, or both.

17. The method as claimed in claim 15,

wherein

the control means (2) uses the technical data for controlling the new component and/or for evaluating signals of the new component.

18. The method as claimed in claim 15,

wherein

the new component is selected by means of the identification feature, the technical data, the operating parameters, a fault status of the component that needs to be interchanged, or a combination of the same, and

wherein the identification feature or the technical data of the component that needs to be interchanged and of the new component are compared.

19. The method as claimed in claim 15,

wherein

present operating parameters of the respective component are determined and are sent to the control means (2).

20. The method as claimed in claim 15,

wherein

the present operating parameters are evaluated and compared with a respective critical limit value of the technical data, wherein values above or below the critical limit value result in a safety action being triggered.

21. The method as claimed in claim 15,

further comprising

in response to an interchange of the control means (2), sending identification features, technical data, operating parameters, a respective fault status of all components of the battery (1), or a combination of the same to the maintenance module (12), and

sending the identification features, the technical data, the operating parameters, the fault status of all components of the battery (1), or a combination of the same to the new control means (2).

10. A battery system comprising:

a battery (1) having

a control means (2),

at least one battery cell (4, 5, 6),

at least one additional electrical component,

an interface (18) configured to provide a data-carrying connection,

wherein at least one component of the battery has an identification feature and is embodied interchangeably within the battery, and

wherein technical data are associable with the at least one component by means of the identification feature a maintenance module (12) connected to the interface 18,

wherein the maintenance module (12) has an interface (19) for data-carrying connection to the battery (1),

wherein the maintenance module (12) has a capture means (13) configured to capture an identification feature of a component of the battery (1) that needs to be interchanged and of a new component of the battery (1).

11. The battery system as claimed in claim 10,

wherein

the capture means (13) is embodied as a camera or a scanner or a radio receiver.

12. The battery system as claimed in claim 10,

wherein

the maintenance module (12) has a memory means (11),

wherein the identification feature, technical data, operating parameters, a fault status of the respective component, or a combination of the same are storable by means of the memory means (11).

13. The battery system as claimed in claim 12,

wherein

the memory means (11) stores the technical data associated with the respective identification feature,

wherein the maintenance module (12) is configured to associate the accompanying technical data with the respective component.