NZ795030A - Battery with selective phase change features - Google Patents

Battery with selective phase change features

Info

Publication number
NZ795030A
NZ795030A NZ795030A NZ79503021A NZ795030A NZ 795030 A NZ795030 A NZ 795030A NZ 795030 A NZ795030 A NZ 795030A NZ 79503021 A NZ79503021 A NZ 79503021A NZ 795030 A NZ795030 A NZ 795030A
Authority
NZ
New Zealand
Prior art keywords
battery
phase change
change material
submodule
battery stack
Prior art date
Application number
NZ795030A
Other versions
NZ795030B2 (en
Inventor
Lewis Romeo Hom
Original Assignee
Wisk Aero Llc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wisk Aero Llc filed Critical Wisk Aero Llc
Publication of NZ795030A publication Critical patent/NZ795030A/en
Publication of NZ795030B2 publication Critical patent/NZ795030B2/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/659—Means for temperature control structurally associated with the cells by heat storage or buffering, e.g. heat capacity or liquid-solid phase changes or transition
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/64—Heating or cooling; Temperature control characterised by the shape of the cells
    • H01M10/647—Prismatic or flat cells, e.g. pouch cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6569—Fluids undergoing a liquid-gas phase change or transition, e.g. evaporation or condensation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/658—Means for temperature control structurally associated with the cells by thermal insulation or shielding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Secondary Cells (AREA)
  • Primary Cells (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)

Abstract

Described herein is a battery submodule. The battery submodule includes a container. The battery submodule includes a battery stack formed of a plurality of battery cells provided within the container. The battery submodule includes a phase change material provided within the container. The phase change material is configured to absorb heat released from the battery stack. The phase change material includes a plurality of solid layers of phase change material. The plurality of solid layers of phase change material includes a first continuous layer provided on a top external surface of the battery stack and in contact with each of the plurality of battery cells. The plurality of solid layers of phase change material includes a second continuous layer provided on a bottom external surface of the battery stack and in contact with each of the plurality of battery cells. The plurality of solid layers of phase change material includes a third continuous layer provided on a first external side surface of the battery stack. The plurality of solid layers of phase change material includes and a fourth continuous layer provided on a second external side surface of the battery stack. Such that each of the plurality of battery cells are positioned between the third continuous layer and the fourth continuous layer.

Claims (19)

WHAT IS CLAIMED IS:
1. A battery submodule comprising: a container; a battery stack formed of a plurality of battery cells provided within the container; and a phase change material provided within the container, wherein the phase change material is configured to absorb heat released from the battery stack, wherein the phase change material includes a plurality of solid layers of phase change material, the plurality of solid layers of phase change material including: a first continuous layer provided on a top external surface of the battery stack and in contact with each of the plurality of battery cells; a second continuous layer provided on a bottom external surface of the battery stack and in contact with each of the plurality of battery cells; a third continuous layer provided on a first external side surface of the battery stack; and a fourth continuous layer provided on a second external side surface of the battery stack, such that each of the plurality of battery cells are positioned between the third continuous layer and the fourth continuous layer.
2. The battery submodule of claim 1, wherein the plurality of solid layers of phase change material further include a fifth continuous layer provided between the plurality of battery cells.
3. The battery submodule of claim 1 or 2, wherein the phase change material includes a predetermined amount of liquid phase change material provided within the container, wherein the battery stack is at least partially immersed in the liquid phase change material.
4. The battery submodule of claim 3, wherein the predetermined amount is about 1 milliliter to about 30 milliliters.
5. The battery submodule of any one of claims 1 to 4, wherein at least one layer in the battery stack is impregnated with the phase change material.
6. The battery submodule of claim 5, wherein the phase change material includes intumescent coating.
7. The battery submodule of any one of claims 1 to 6, wherein the container is configured to compress the battery stack and the phase change material provided therein.
8. The battery submodule of any one of claims 1 to 7, wherein a first property of the phase change material is a phase change temperature, wherein a second property of the battery submodule is a critical temperature at which the battery submodule experiences a thermal runaway, and wherein the phase change temperature is less than the critical temperature.
9. The battery submodule of any one of claims 1 to 8, wherein the plurality of solid layers of phase change material further include: a fifth continuous layer provided on a third side surface of the battery stack; and a sixth continuous layer provided on a fourth side surface of the battery stack.
10. The battery submodule of any one of claims 1 to 9, wherein the first continuous layer completely covers the top external surface of the battery stack, and the second continuous layer completely covers the bottom external surface of the battery stack, and wherein the battery stack is wrapped in the plurality of solid layers of phase change material.
11. The battery submodule of any one of claims 1 to 10, wherein the first continuous layer is a first thin film layer positioned between a first wall of the container and the top external surface of the battery stack, and the second continuous layer is a second thin film layer positioned between a second wall of the container and the bottom external surface of the battery stack.
12. A battery submodule comprising: a container; a battery stack formed of one or more battery cells provided within the container; a phase change material provided within the container, wherein the phase change material is configured to absorb heat released from the battery stack, the phase change material includes one or more solid layers of phase change material stacked with the one or more battery cells, and the one or more solid layers of phase change material are provided between the one or more battery cells; and one or more thermal insulation layers stacked with the one or more battery cells, and the one or more thermal insulation layers are provided between the one or more battery cells.
13. The battery submodule of claim 12, wherein the one or more thermal insulation layers include aerogel.
14. The battery submodule of claim 12 or 13, further comprising: a plurality of heat spreaders provided within the container, wherein each of the one or more battery cells is positioned adjacent to a first respective heat spreader from the plurality of heat spreaders on a first side of the battery cell and a second respective heat spreader from the plurality of heat spreaders on a second side of the battery cell, and wherein of the plurality of heat spreaders is positioned adjacent to a respective solid layer of phase change material from the one or more solid layers of phase change material.
15. The battery submodule of claim 14, wherein each of the one or more solid layers of phase change material is positioned adjacent to a respective thermal insulation layer from the one or more thermal insulation layers.
16. The battery submodule of any one of claims 12 to 15, wherein the phase change material further includes: a first layer provided on a top surface of the battery stack; and a second layer provided on a bottom surface of the battery stack.
17. The battery submodule of claim 16, wherein the phase change material further includes: a third layer provided on a first side surface of the battery stack; and a fourth layer provided on a second side surface of the battery stack.
18. The battery submodule of claim 17, wherein the phase change material further includes: a fifth layer provided on a third side surface of the battery stack; and a sixth layer provided on a fourth side surface of the battery stack.
19. The battery submodule of any one of claims 12 to 18, wherein the phase change material further includes a predetermined amount of liquid phase change material provided within the container, wherein the battery stack is at least partially immersed in the liquid phase change material.
NZ795030A 2021-06-02 Battery with selective phase change features NZ795030B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202063034246P 2020-06-03 2020-06-03
PCT/US2021/035555 WO2021247778A1 (en) 2020-06-03 2021-06-02 Battery with selective phase change features

Publications (2)

Publication Number Publication Date
NZ795030A true NZ795030A (en) 2024-10-25
NZ795030B2 NZ795030B2 (en) 2025-01-28

Family

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Also Published As

Publication number Publication date
KR20230019458A (en) 2023-02-08
US20210384567A1 (en) 2021-12-09
AU2024220103A1 (en) 2024-10-17
KR20250073538A (en) 2025-05-27
EP4162560A4 (en) 2025-06-11
CN115668594A (en) 2023-01-31
US20240274923A1 (en) 2024-08-15
CA3182972A1 (en) 2021-12-09
AU2021283348A1 (en) 2023-01-19
EP4162560A1 (en) 2023-04-12
JP2025094104A (en) 2025-06-24
AU2021283348B2 (en) 2024-07-25
WO2021247778A1 (en) 2021-12-09
AU2024220103B2 (en) 2026-03-26
US12021213B2 (en) 2024-06-25
JP2023527967A (en) 2023-07-03

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Legal Events

Date Code Title Description
PSEA Patent sealed
RENW Renewal (renewal fees accepted)

Free format text: PATENT RENEWED FOR 1 YEAR UNTIL 02 JUN 2026 BY ABHISHEK KUMAR - CPA-PTO PAYMENTS

Effective date: 20250417