Battery made up of a chain assembly of modules

Patent metadata

Field	Value
Publication number	US-10199675-B2
Application number	US-201414898053-A
Country	US
Kind code	B2
Filing date	Jun 13, 2014
Priority date	Jun 13, 2013
Publication date	Feb 5, 2019
Grant date	Feb 5, 2019

Abstract

Energy transmission device module ( 20 ) comprising at least one cell ( 21 ) connected to cell connectors (C), allowing this at least one cell ( 21 ) to be connected to components that are external to the module ( 20 ), characterized in that it comprises at least one independent electrical power link ( 29 ) of the at least one cell ( 21 ), which is connected to two connectors (Ai, Bi) of the module, allowing simple energy transport through the module ( 20 ).

First claim

The invention claimed is:

1. Energy transmission device module comprising:
at least one cell connected to cell connectors, the cell connectors being configured to allow the at least one cell to be connected to components that are external to the module,
at least one pair of independent electrical power links of the at least one cell that are provided for energy transport through the module, each of the electrical power links being connected to first and second module connectors,
wherein the first module connector of each of the electrical power links is arranged opposite a respective one of the cell connectors of the at least one cell, so that the first module connectors of the module are configured to make electrical connection with cell connectors of another module identical to the module.

2. The energy transmission device module according to claim 1 , comprising at least one other pair of independent electrical links of the at least one cell, which are respectively connected to at least one other pair of first module connectors and to at least one other pair of second module connectors, wherein the other pair of second module connectors is configured to snake electrical connection with a pair of first module connectors of another module identical to the module.

3. The energy transmission device module according to claim 1 , wherein the module is in a monolithic format with a casing within which the cell connectors connected to the at least one cell and the module connectors connected to the independent links are arranged.

4. The energy transmission device module according to claim 3 , wherein the module has a parallelepipedal form, wherein the cell connectors are arranged on one of an upper surface and a lower surface of the module and the first module connectors are arranged on the other of the upper surface and the lower surface of the module, so that the module is configured for vertical stacking of the module with another module.

5. The energy transmission device module according to claim 1 , comprising at least one independent communication link, connected to two communication connectors, allowing transport of a piece of communication information through the module.

6. The energy transmission device module according to claim 5 , comprising at least one measurement sensor linked to at least one of the communication connectors.

7. The energy transmission device module according to claim 1 , comprising at least one other cell connected to other cell connectors, wherein the cells are connected to the respective cell connectors by first electrical links, and wherein the independent electrical power links are symmetrically distributed around the cells.

8. Energy transmission device, comprising:
at least two modules according to claim 1 that are connected to one another in a chain, and
a host support, at least one first module among the at least two modules being connected to the host support, wherein the host support receives power transmitted by all or some of the cells of the at least two modules, and comprises connectors configured for connecting the energy transmission device to an external device that is to be supplied with power.

9. The energy transmission device according to claim 8 , wherein the host support comprises power connectors connected to the cell connectors and the module connectors of the first module, so that the host support receives power from the cells of the first module through a first pair of the power connectors, and power from the cells of at least one other of the modules through another pair of the power connectors, the power from the cells of the at least one other of the modules transiting through the first module by the independent electrical power links of the first module.

10. The energy transmission device according to claim 8 , wherein the first module is connected to power connectors of the host support, wherein the host support comprises electrical links between the power connectors of the host support, allowing at least one of electrical series connection and parallel connection of all or some of the at least two modules of the energy transmission device.

11. The energy transmission device according to claim 8 , wherein the host support comprises electrical bypass links configured to allow the energy transmission device to operate without the cells of at least one of the modules connected to the host support.

12. The energy transmission device according to claim 8 , wherein the host support comprises a control unit that cooperates with at least one of the following components:
a device for detecting presence, failure or overheating in any of the modules, in order to control the opening or non-opening of at least one switch allowing formation or non-formation of a bypass link within the host support;
at least one switch arranged on electrical links between power connectors of the host support, in order to be able to disconnect or not disconnect a module from the rest of the energy transmission device;
at least one communication link that receives measurement data from a sensor arranged within one of the modules.

13. Method for assembling an energy transmission device, comprising:
determining a number of modules that are necessary according to a predetermined use, then
connecting the necessary modules to one another in the form of a chain of modules, wherein the connected modules include at least one module according to claim 1 , and
connecting a first module among the connected modules to a host support.

14. The energy transmission device according to claim 11 , wherein the electrical bypass links are equipped with an activation device.

15. The energy transmission device according to claim 14 , wherein the activation device is a diode or a switch.

16. The energy transmission device according to claim 12 , wherein the control unit cooperates with at least one switch arranged on electrical links between power connectors of the host support, in order to be able to disconnect or not disconnect a one of the modules from the rest of the energy transmission device, so as to meet the need for a supply of electric power to a device connected to the energy transmission device.

17. The energy transmission device according to claim 12 , wherein the control unit cooperates with at least one switch arranged on electrical links between power connectors of the host support, in order to be able to disconnect or not disconnect a module from the rest of the energy transmission device, so as to balance power among the modules, the energy transmission device having a storage element.

18. The energy transmission device module according to claim 2 , wherein the module is in a monolithic format with a casing within which the cell connectors connected to the at least one cell and the module connectors connected to the independent power links are arranged.

19. The energy transmission device module according to claim 18 , wherein the module has a parallelepipedal form, wherein the cell connectors are arranged on one of an upper surface and a lower surface of the module and the first module connectors are arranged on the other of the upper surface and the lower surface of the module, so that the module is configured for vertical stacking of the module with another module.

20. The energy transmission device module according to claim 2 , comprising at least one independent communication link, connected to two communication connectors, allowing transport of a piece of communication information through the m

Assignees

• Commissariat Energie Atomique

Inventors

• Despesse Ghislain

Classifications

• H01M50/204

  Racks, modules or packs for multiple batteries or multiple cells · CPC title

• H01M10/425

  Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing (printed circuits H05K1/00) · CPC title

• H01M2/202

  Electricity · mapped topic

• H01M2/0245

  Electricity · mapped topic

• H01M2010/4271

  Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing · CPC title