FIXATION OF A BATTERY MODULE IN A BATTERY MODULE COMPARTMENT OF AN ENERGY STORAGE SYSTEM

1 . A battery module fixation arrangement for a battery module that is configured for insertion into a battery module compartment along an insertion direction, comprising:

a first battery module component including a set of fixation recesses;

a second battery module component including a set of fixation pins extending into the set of fixation recesses while the battery module is inserted into the battery module compartment; and

a set of gaps defined between the set of fixation recesses the set of fixation pins extending therein,

wherein each gap among the set of gaps is filled at least in part with a curing material that is configured to cure inside of the gap after insertion of the battery module into the battery module compartment.

2 . The battery module fixation arrangement of claim 1 , wherein the curing material includes an epoxy resin material.

3 . The battery module fixation arrangement of claim 2 , wherein the epoxy resin material is a single component glue or a 2-component glue.

4 . The battery module fixation arrangement of claim 1 , wherein each gap among the set of gaps is filled with a combination of the curing material and a foam material.

5 . The battery module fixation arrangement of claim 4 ,

wherein the foam material is arranged in each gap among the set of gaps to compensate for different thermal elongation characteristics between the battery module and battery module compartment, and

wherein the curing material is arranged in each gap among the set of gaps to provide rigidity in terms of lateral battery module movement perpendicular to the insertion direction.

6 . The battery module fixation arrangement of claim 5 ,

wherein the foam material is arranged at a head of each fixation pin among the set of fixation pins, and

wherein the curing material is arranged around a shaft of each fixation pin among the set of fixation pins.

7 . The battery module fixation arrangement of claim 1 ,

wherein the first battery module component is the battery module and the second battery module component is the battery module compartment, or

wherein the second battery module component is the battery module and the first battery module component is the battery module compartment.

8 . The battery module fixation arrangement of claim 1 , wherein the set of fixation pins and/or the set of fixation recesses are coated, prior to insertion of the battery module into the battery module compartment, with a coating configured to reduce or prevent adhesion of the set of fixation pins and/or the set of fixation recesses to the curing material.

9 . The battery module fixation arrangement of claim 8 , wherein the coating includes Polytetrafluoroethylene (PTFE).

10 . The battery module fixation arrangement of claim 1 , wherein an expansion component is arranged between at least a portion of at least one side of the battery module and an interior surface of the battery module compartment.

11 . The battery module fixation arrangement of claim 10 , wherein the at least one side includes an underside of the battery module.

12 . The battery module fixation arrangement of claim 10 , wherein the expansion component includes foam, a bag containing foam, an inflatable pad, a pneumatic mechanism or a hydraulic mechanism.

13 . The battery module fixation arrangement of claim 1 ,

wherein each fixation recess among the set of fixation recesses includes an undercut to store overflow curing material, and

wherein the curing material extends into the undercut in each fixation recess among the set of fixation recesses.

14 . The battery module fixation arrangement of claim 13 ,

wherein the undercut in each fixation recess is configured to be below a thickness threshold so as to permit the curing material inside the undercut to crack in response to axial forces.

15 . The battery module fixation arrangement of claim 1 ,

wherein a head of each fixation pin includes a cavity inside of an outer ring, and

wherein a thickness of the curing material along the outer ring of the head of each fixation pin is low enough to crack the curing material at this point in response to axial forces.

16 . A method of affixing a battery module to a battery module compartment, comprising:

applying a curing material to a set of fixation recesses on a first battery module component;

inserting the battery module into the battery module compartment such that a set of fixation pins on a second battery module component extends into the set of fixation recesses,

wherein the inserting causes a set of gaps to be defined between the set of fixation recesses and the set of fixation pins extending therein, and

wherein each gap is filled at least in part with the curing material, the curing material being configured to cure inside of the gap after the inserting.

17 . The method of claim 16 , wherein the curing material includes an epoxy resin material.

18 . The method of claim 17 , wherein the epoxy resin material is a single component glue or a 2-component glue.

19 . The method of claim 16 , further comprising:

arranging a foam material in the set of fixation recesses, and

wherein the inserting further causes each gap among the set of gaps to be filled with a combination of the curing material and the foam material.

20 . The method of claim 19 ,

wherein the applying arranges, prior to the inserting, a set of cartridges encapsulating both the curing material and the foam material inside of the set of fixation recesses,

wherein the inserting causes the set of fixation pins to rupture the set of cartridges inside of the set of fixation recesses.

21 . The method of claim 20 ,

wherein the curing material is a 2-component glue,

wherein the applying applies the curing material to the set of fixation recesses in an unmixed configuration, whereby each component of the 2-component glue is arranged in a different section of each cartridge such that curing does not begin before the rupturing of the set of cartridges caused by the inserting, and

wherein the rupturing of the set of cartridges causes the 2-component glue to mix and begin curing.

22 . The method of claim 19 ,

wherein the foam material is arranged in each gap among the set of gaps to compensate for different thermal elongation characteristics between the battery module and battery module compartment, and

wherein the curing material is arranged in each gap among the set of gaps to provide rigidity in terms of lateral battery module movement perpendicular to an insertion direction of the battery module into the battery module compartment.

23 . The method of claim 22 ,

wherein, after the inserting, the foam material is arranged at a head of each fixation pin among the set of fixation pins, and

wherein, after the inserting, the curing material is arranged around a shaft of each fixation pin among the set of fixation pins.

24 . The method of claim 16 ,

wherein each fixation recess among the set of fixation recesses includes an undercut to store overflow curing material, and

wherein, after the inserting and before the curing material is fully cured, the curing material extends into the undercut in each fixation recess among the set of fixation recesses.

25 . The method of claim 16 ,

wherein the first battery module component is the battery module and the second battery module component is the battery module compartment, or

wherein the second battery module component is the battery module and the first battery module component is the battery module compartment.

26 . The method of claim 16 , further comprising:

coating, prior to the inserting, the set of fixation pins and/or the set of fixation recesses with a coating configured to reduce or prevent adhesion of the set of fixation pins and/or the set of fixation recesses to the curing material.

27 . The method of claim 26 , wherein the coating includes Polytetrafluoroethylene (PTFE).

28 . A cartridge configured to facilitate fixation of a battery module in a battery module compartment, comprising:

a foam material section containing a foam material;

a first curing material component section including a first curing component of a 2-component curing material;

a second curing material component section including a second curing component of the 2-component curing material;

a dividing wall between the first and second curing material component sections, the dividing wall configured to block the first and second curing components from mixing to form the 2-component curing material until the dividing wall is ruptured; and

a cartridge frame that includes solid sections and perforations, the perforations configured to permit passage of the 2-component curing material after the dividing wall is ruptured.

29 . The cartridge of claim 28 , wherein the cartridge is installed inside of a fixation recess of either the battery module or the battery module compartment.

30 . The cartridge of claim 29 ,

wherein the first and second curing material component sections are ring-shaped so as to define an interior empty section that permits space for a fixation pin upon insertion into the fixation recess, or

wherein the first and second curing material component sections are continuous sections that do not include the interior empty section.

31 . The cartridge of claim 29 ,

wherein an undercut is defined in the fixation recess, and

wherein at least one perforation is aligned with the undercut to permit the 2-component curing material to pass through the at least one perforation and fill the undercut after the dividing wall is ruptured.

32 . The cartridge of claim 31 , wherein the at least one perforation includes a predetermined breaking point that is configured to be ruptured by the 2-component curing material after a fixation pin is inserted into the fixation recess.

33 . The cartridge of claim 28 , wherein the solid sections of the cartridge frame are formed from plastic, sheet metal, wire gauze, or any combination thereof.