声明
Chapter 1: Introduction
1.1 Research background and significance
1.2 Research basis
1.2.1 Construction and working principle of LIB
1.2.2 Classification of battery modeling methods
1.3 Research progress
1.3.1 Current research status on battery modeling theory
1.3.2 Research status of electrochemical-thermal coupled models
1.3.3 Research status of parametric studies
1.4 Main research contents
Chapter 2: LIB experimental and performance study
2.1 Sample battery technical parameters and test equipment
2.2 Battery performance test
2.2.1 Battery actual capacity calibration
2.2.2 Direct current resistance test
2.2.3 Battery entropy heat coefficient test
2.2.4 Constant current discharge test
2.3 Analysis of experimental data
2.3.1 Analysis of DCR
2.3.2 Analysis of battery entropy heat coefficient
2.3.3 Analysis of constant current discharge voltage-capacity curve
2.3.4 Analysis of constant current discharge temperature rise curve
2.4 Summary
Chapter 3: Development and verification of the average 3D electrochemical-thermal coupled model
3.1 Basic principle involved in the electrochemical-thermal coupled model
3.1.1 Electrochemical model
3.1.2 Thermal model
3.1.3 Development of the electrochemical-thermal coupled model
3.2 Verification of an average 3D electrochemical-thermal coupled model
3.2.1 Constant current discharge voltage-capacity curve verification
3.2.2 Discharge temperature curve verification
3.3 Summary
Chapter 4: Analysis of electrochemical and thermal characteristics
4.1 Parameter selection
4.2 Parametric study on the electrochemical and thermal characteristics
4.2.1 The effect of the discharge rate on the battery performance
4.2.2 The effect of the initial/operating temperature on the battery performance
4.2.3 The effect of the aspect ratio on the battery performance
4.2.4 The effect of positive electrode active material particle size on the battery performance The active material particle specific surface area determines the Li+ (de)intercalation rate
4.2.5 The effect of positive electrode thickness on the battery performance
4.2.6 The effect of positive electrode solid-phase volume fraction on the battery performance
4.2.7 The effect of heat transfer coefficient on the battery performance
4.3 Summary
Chapter 5: A multi-parameter optimization to improve thermal performance
5.1 Parameter analysis and optimization design
5.1.1 Experimental design
5.1.2 Response surface analysis and optimization method
5.2 Discussion on the optimization results
5.2.1 Multiple linear regression
5.2.2 Analysis of variance (ANOVA)
5.2.3 Response surface analysis
5.2.4 Optimization results
5.3 Summary
Chapter 6: Summary and prospect
6.1 Summary
6.2 Prospect
参考文献
致谢
Scientific research projects and achievements during master's degree study
Participated in scientific research projects
Academic and scientific research achievements
Conferences
江苏大学;
