18422038. ELECTRODE ASSEMBLY, SECONDARY BATTERY, BATTERY PACK, AND ELECTRICAL APPARATUS simplified abstract (CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED)

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ELECTRODE ASSEMBLY, SECONDARY BATTERY, BATTERY PACK, AND ELECTRICAL APPARATUS

Organization Name

CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor(s)

Jiantao Huang of Ningde (CN)

Xin Sun of Ningde (CN)

Huanji Liu of Ningde (CN)

Xiao Chen of Ningde (CN)

Haizu Jin of Ningde (CN)

ELECTRODE ASSEMBLY, SECONDARY BATTERY, BATTERY PACK, AND ELECTRICAL APPARATUS - A simplified explanation of the abstract

This abstract first appeared for US patent application 18422038 titled 'ELECTRODE ASSEMBLY, SECONDARY BATTERY, BATTERY PACK, AND ELECTRICAL APPARATUS

Simplified Explanation

The electrode assembly described in the patent application consists of multiple electrode plate portions arranged in a laminated manner along its thickness direction. The current collector in at least one of the electrode plate portions is designed as a barrier to control heat flux density and thermal resistance effectively.

  • The current collector in the electrode plate portion is configured as a barrier.
  • The ratio between the thermal conductivity of the barrier and its thickness is less than 3×10W/(K*m).
  • By controlling this ratio, the heat flux density along the thickness direction is reduced, and thermal resistance is increased, forming an effective thermal barrier.

Potential Applications

The technology described in the patent application could be applied in various electrical apparatuses requiring efficient heat management, such as electric vehicles, portable electronic devices, and renewable energy storage systems.

Problems Solved

This innovation addresses the issue of heat generation and dissipation in secondary batteries, improving overall performance and safety by managing thermal properties effectively within the electrode assembly.

Benefits

- Enhanced thermal management within the electrode assembly - Improved battery performance and longevity - Increased safety by reducing heat-related risks

Potential Commercial Applications

"Efficient Thermal Barrier Design for Electrode Assemblies in Secondary Batteries" could find applications in industries such as electric vehicles, consumer electronics, and energy storage systems, where effective heat management is crucial for performance and safety.

Possible Prior Art

Prior art in the field of thermal management in electrode assemblies for secondary batteries may include research on thermal conductivity enhancement materials, heat dissipation techniques, and thermal barrier designs in battery technologies.

Unanswered Questions

How does this technology impact the overall cost of manufacturing secondary batteries?

The patent application does not provide information on the cost implications of implementing this thermal barrier design in electrode assemblies. Further research or industry data may be needed to assess the economic feasibility of this innovation.

What are the potential environmental benefits of using this technology in battery production?

The environmental impact of incorporating this thermal barrier design in electrode assemblies, such as energy efficiency improvements or reduced material waste, is not discussed in the patent application. Additional studies or life cycle assessments could provide insights into the sustainability aspects of this innovation.


Original Abstract Submitted

An electrode assembly, a secondary battery, a battery pack, and an electrical apparatus. In the electrode assembly, there are several electrode plate portions sequentially arranged in a laminated manner along its own thickness direction. During structural design, the current collector in at least one of the electrode plate portions is configured as a barrier, and by controlling the ratio between the thermal conductivity λ0 of the barrier and the thickness d0 of the barrier to be less than 3×10W/(K*m), the heat flux density of the barrier along the thickness direction of the electrode assembly is reduced and the thermal resistance is increased, thus forming an effective thermal barrier in the thickness direction of the electrode assembly.