Ningde amperex technology limited (20240243362). ELECTROCHEMICAL DEVICE AND ELECTRONIC DEVICE simplified abstract

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ELECTROCHEMICAL DEVICE AND ELECTRONIC DEVICE

Organization Name

ningde amperex technology limited

Inventor(s)

Chunrui Xu of Ningde (CN)

Shaoyun Zhou of Ningde (CN)

ELECTROCHEMICAL DEVICE AND ELECTRONIC DEVICE - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240243362 titled 'ELECTROCHEMICAL DEVICE AND ELECTRONIC DEVICE

Simplified Explanation

The patent application describes an electrochemical device with improved long-term cycle performance and high-temperature storage performance, while maintaining excellent charge performance and energy efficiency.

  • The device includes a positive electrode, a negative electrode, a separator, and an electrolytic solution.
  • The electrolytic solution contains a lithium salt, an organic solvent, and an additive.
  • The conductivity of the electrolytic solution and the coating weight of the positive electrode plate are optimized to enhance performance.
  • The relationship between certain parameters is defined to ensure optimal functioning of the device.

Key Features and Innovation

  • Improved long-term cycle performance and high-temperature storage performance.
  • Excellent charge performance and energy efficiency maintained.
  • Optimization of electrolytic solution components for enhanced performance.
  • Defined relationship between parameters for optimal device functioning.

Potential Applications

The technology can be applied in various rechargeable battery systems, particularly those requiring high performance and reliability.

Problems Solved

  • Enhanced long-term cycle performance and high-temperature storage performance.
  • Maintained excellent charge performance and energy efficiency.
  • Improved overall reliability and performance of electrochemical devices.

Benefits

  • Extended cycle life of electrochemical devices.
  • Improved reliability and performance under high-temperature conditions.
  • Enhanced energy efficiency and charge performance.

Commercial Applications

Title: Enhanced Electrochemical Devices for High-Performance Battery Systems The technology can be utilized in electric vehicles, portable electronics, and grid energy storage systems to improve overall battery performance and reliability.

Questions about the Technology

Question 1

What are the key components of the electrolytic solution in the electrochemical device? The key components include a lithium salt, an organic solvent, and an additive.

Question 2

How does the defined relationship between parameters contribute to the optimal functioning of the device? The defined relationship ensures that the electrolytic solution and electrode coating weight are optimized for improved performance.


Original Abstract Submitted

an electrochemical device includes a positive electrode, a negative electrode, a separator, and an electrolytic solution. the electrolytic solution includes a lithium salt, an organic solvent, and an additive. a normal-temperature conductivity of the electrolytic solution is b ms/cm, a single-side coating weight of one positive electrode plate is a g/1540.25 mm, and a relationship between a and b satisfies: b≥50.859a−16.044a+8.2071, where 0.2≤a≤0.55. the electrochemical device is improved with respect to long-term cycle performance and high-temperature storage performance, and maintains excellent charge performance and energy efficiency.