Automotive battery conductor plates with fusible links
A conductor plate assembly for providing an electrical connection between a plurality of battery cells of a battery package for an electric vehicle is described. The conductor plate assembly includes a plurality of first conductor plates, at least one second conductor plate, a plurality of fusible links at the at least one second conductor plate configured to connect the at least one second conductor plate to multiple battery cells, and a plurality of non-fusible links at the plurality of first conductor plates configured to connect the plurality of first conductor plates to plural battery cells. Related apparatuses, systems, and methods are also described.
1. A battery for an automotive vehicle, comprising:
a plurality of battery cells; and
a conductor plate assembly providing an electrical connection between the plurality of battery cells, the conductor plate assembly comprising:
a plurality of first conductor plates comprising a plurality of beams with adjacent beams coupled together by one or more planks;
at least one second conductor plate comprising a plurality of beams with adjacent beams coupled together by one or more planks;
a plurality of fusible links at the at least one second conductor plate and connecting the at least one second conductor plate to multiple battery cells, with multiple fusible links coupled to each beam adjacent to each other without an intervening plank at the at least one second conductor plate; and
a plurality of non-fusible links at the plurality of first conductor plates and connecting the plurality of first conductor plates to plural battery cells, with multiple non-fusible links coupled to each beam adjacent to each other without an intervening plank at the plurality of first conductor plates.
2. The battery of claim 1 , further comprising:
multiple non-fusible links at the at least one second conductor plate.
3. The battery of claim 2 , further comprising:
multiple fusible links at the plurality of first conductor plates.
4. The battery of claim 1 , comprising multiple second conductor plates, wherein a first one of said second conductor plates includes only fusible links and is devoid of non-fusible links.
5. The battery of claim 4 , wherein a second one of said second conductor plates includes only non-fusible links and is devoid of fusible links.
6. The battery of claim 1 , wherein each of the plurality of battery cells comprises a button and a rim, and wherein the plurality of fusible links comprises button fusible links, and wherein the plurality of non-fusible links comprises rim non-fusible links.
7. The battery of claim 1 , wherein each of the plurality of battery cells comprises a button and a rim, and wherein the plurality of fusible links comprises rim fusible links, and wherein the plurality of non-fusible links comprises button non-fusible links.
8. The battery of claim 1 , wherein each of the plurality of battery cells comprises a button and a rim,
wherein each of first conductor plates comprises button links that connect to buttons and rim links that connect to rims, and
wherein the at least one second conductor plate comprises multiple second conductor plates,
wherein a first one of the second conductor plates comprises button links that connect to buttons and is devoid of rim links that connect to rims, and
wherein a second one of the second conductor plates comprises rim links that connect to rims and is devoid of button links that connect to buttons.
9. The battery of claim 1 , wherein the first conductor plates and at least one second conductor plates are arranged in a stacked configuration such that the first conductor plates are disposed in a first plane and the at least one second conductor plate is disposed in a second plane, the first plane and second plane being displaced from one another in a direction perpendicular to the first plane and the second plane.
10. The battery of claim 1 , wherein the first conductor plates and at least one second conductor plate are arranged in a planar configuration such that the first conductor plates and the at least one second conductor plate are disposed in a same plane.
11. The battery of claim 1 , further comprising:
a first battery package comprising a first half of the plurality of battery cells;
a second battery package comprising a second half of the plurality of battery cells; and
a cold plate between the first battery package and the second battery package.
12. The battery of claim 1 , wherein each of the plurality of battery cells comprises a button and a rim, and
wherein a plurality of fusible links comprises a plurality of button fusible links and a plurality of rim fusible links, and
wherein a plurality of non-fusible links comprises a plurality of button non-fusible links and a plurality of rim non-fusible links.
13. A method of electrically connecting electrochemical cells in an automotive battery, the method comprising:
providing a plurality of battery cells;
providing a conductor plate assembly comprising a plurality of first conductor plates comprising a plurality of beams with adjacent beams coupled together by one or more planks and at least one second conductor plate comprising a plurality of beams with adjacent beams coupled together by one or more planks;
electrically connecting multiple battery cells to the at least one second conductor plate using a plurality of fusible links, with multiple fusible links coupled to each beam adjacent to each other without an intervening plank at the at least one second conductor plate, and electrically connecting plural battery cells to the plurality of first conductor plates using a plurality of non-fusible links, with multiple non-fusible links coupled to each beam adjacent to each other without an intervening plank at the plurality of first conductor plates.
14. A conductor plate assembly for providing an electrical connection between a plurality of battery cells of a battery package for an electric vehicle, comprising:
a plurality of first conductor plates comprising a plurality of beams with adjacent beams coupled together by one or more planks;
at least one second conductor plate comprising a plurality of beams with adjacent beams coupled together by one or more planks;
a plurality of fusible links at the at least one second conductor plate and configured to connect the at least one second conductor plate to multiple battery cells, with multiple fusible links coupled to each beam adjacent to each other without an intervening plank at the at least one second conductor plate; and
a plurality of non-fusible links at the plurality of first conductor plates and configured to connect the plurality of first conductor plates to plural battery cells, with multiple non-fusible links coupled to each beam adjacent to each other without an intervening plank at the plurality of first conductor plates.
15. The conductor plate assembly of claim 14 , further comprising: multiple non-fusible links at the at least one second conductor plate.
16. The conductor plate assembly of claim 14 , further comprising:
multiple fusible links at the plurality of first conductor plates.
17. The conductor plate assembly of claim 14 , comprising multiple second conductor plates, wherein a first one of said second conductor plates includes only fusible links and is devoid of non-fusible links.
18. The conductor plate assembly of claim 17 , wherein a second one of said second conductor plates includes only non-fusible links and is devoid of fusible links.
19. The conductor plate assembly of claim 14 , wherein each of the plurality of battery cells comprises a button and a rim, and wherein the plurality of fusible links comprises button fusible links, and wherein the plurality of non-fusible links comprises rim non-fusible links.
20. The conductor plate assembly of claim 14 , wherein each of the plurality of battery cells comprises a button and a rim, and wherein the plurality of fusible links comprises rim fusible links, and wherein the plurality of non-fusible links comprises button non-fusible links.
21. The conductor plate assembly of claim 14 , wherein each of the plurality of battery cells comprises a button and a rim,
wherein each of first conductor plates comprises button links that connect to buttons and rim links that connect to rims, and
wherein the at least one second conductor plate comprises multiple second conductor plates,
wherein a first one of the second conductor plates comprises button links that connect to buttons and is devoid of rim links that connect to rims, and
wherein a second one of the second conductor plates comprises rim links that connect to rims and is devoid of button links that connect to buttons.
22. The conductor plate assembly of claim 14 , wherein the first conductor plates and at least one second conductor plates are arranged in a stacked configuration such that the first conductor plates are disposed in a first plane and the at least one second conductor plate is disposed in a second plane, the first plane and second plane being displaced from one another in a direction perpendicular to the first plane and the second plane.
23. The conductor plate assembly of claim 14 , wherein the first conductor plates and at least one second conductor plate are arranged in a planar configuration such that the first conductor plates and the at least one second conductor plate are disposed in a same plane.