Experimental data simulating lithium battery charging and discharging tests under different external constraint...

Area of Science:

• Materials Science
• Electrochemistry
• Energy Storage

Background:

• Lithium-ion batteries are critical for modern electronics and electric vehicles.
• Understanding battery performance under diverse conditions is essential for reliable application.
• The GSP655060Fe soft pack lithium-ion battery (1600 mAh) with LiFePO4 cathode and graphite anode was selected for this study.

Purpose of the Study:

• To comprehensively evaluate the performance of GSP655060Fe lithium-ion batteries.
• To investigate the impact of external confinement pressure and ambient temperature on battery behavior.
• To assess battery performance across various charge/discharge rates (0.5 C to 2 C).

Main Methods:

• Simulated multi-application scenarios by applying external confinement pressures (300 N, 400 N, 500 N, 600 N).
• Controlled ambient temperatures at 10 ℃, 25 ℃, and 40 ℃.
• Conducted charge/discharge tests on six identical batteries at rates of 0.5 C, 1 C, 1.5 C, and 2 C.
• Utilized a high-precision Neware BTS-5V12A battery comprehensive tester (0.05% error rate).

Main Results:

• Detailed performance data of the GSP655060Fe battery under varied stress conditions was collected.
• The study quantified battery responses to different pressure and temperature combinations.
• Charge/discharge characteristics were analyzed at multiple C-rates.

Conclusions:

• The experimental data provides a robust foundation for GSP655060Fe battery research and development.
• Findings are significant for optimizing battery design and application in new energy vehicles and electronic products.
• This research contributes to enhancing the safety and reliability of lithium-ion battery technology.