18273423. METHOD FOR CHARGING NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, CHARGING/DISCHARGING METHOD, AND CHARGING SYSTEM FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY simplified abstract (Panasonic Intellectual Property Management Co., Ltd.)

METHOD FOR CHARGING NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, CHARGING/DISCHARGING METHOD, AND CHARGING SYSTEM FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY

Organization Name

Panasonic Intellectual Property Management Co., Ltd.

Inventor(s)

Takashi Tsukasaki of Osaka (JP)

METHOD FOR CHARGING NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, CHARGING/DISCHARGING METHOD, AND CHARGING SYSTEM FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A simplified explanation of the abstract

This abstract first appeared for US patent application 18273423 titled 'METHOD FOR CHARGING NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, CHARGING/DISCHARGING METHOD, AND CHARGING SYSTEM FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY

Simplified Explanation

The present invention provides a method for charging a nonaqueous electrolyte secondary battery with a negative electrode containing a carbon material, allowing for high efficiency charging and good cycle characteristics.

• The method involves switching the control temperature of the battery from a high temperature to a low temperature during charging.

Potential Applications

This technology could be applied in various electronic devices such as smartphones, laptops, and electric vehicles.

Problems Solved

1. Improved charging efficiency 2. Enhanced cycle characteristics

Benefits

1. High charging efficiency 2. Extended battery cycle life 3. Improved overall battery performance

Potential Commercial Applications

Optimizing charging methods for nonaqueous electrolyte secondary batteries in consumer electronics and electric vehicles.

Possible Prior Art

There may be prior art related to optimizing charging methods for different types of batteries, but specific information on prior art for this exact method is not provided in the abstract.

How does the switching of control temperature during charging impact the overall performance of the battery?

The switching of control temperature from high to low during charging may help in maintaining the stability of the battery and preventing overheating, but further research may be needed to understand the full impact on performance.

What are the potential drawbacks or limitations of this charging method?

While the method described in the abstract aims to improve charging efficiency and cycle characteristics, there may be potential drawbacks such as increased complexity in battery management systems or limitations in certain operating conditions that need to be explored further.

Original Abstract Submitted

The present invention provides a method for charging a nonaqueous electrolyte secondary battery which is provided with a negative electrode containing a carbon material, the method enabling charging with high efficiency, while ensuring good cycle characteristics. A method for charging a nonaqueous electrolyte secondary battery according to one embodiment of the present disclosure is a charging method for a nonaqueous electrolyte secondary battery that is provided with a negative electrode which contains a carbon material as a negative electrode active material; and this method comprises a switching step wherein the control temperature of the nonaqueous electrolyte secondary battery is switched from a high temperature to a low temperature.