Battery Pulping Material Ratios for Fast Performance Prediction
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Solution Overview
Problem
Current methods for improving lithium ion battery performance focus on active materials, neglecting the morphology of conductive agents and binders, leading to inefficient battery pulping processes that require extensive manual testing for different material ratios, resulting in high manpower and time costs.
Innovation Solution
A method involving a target prediction model with sub-models trained on various material parameter combinations to predict battery performance levels, reducing the need for separate tests by using a mathematical model to determine optimal material ratios.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If separate tests are conducted for different material ratios to determine battery performance, then measurement precision is improved, but loss of time and loss of substance increase significantly
Solution Approach 1:
The patent applies preliminary action by pre-training a prediction model using comprehensive material parameter data before actual battery performance testing. The model learns from historical data the relationships between material ratios and performance outcomes, enabling rapid predictions without conducting full separate tests for each material combination. This preliminary modeling phase captures the essential patterns that would otherwise require extensive repeated experimentation.
Solution Approach 2:
The patent uses copying by creating a virtual model that replicates the complex battery performance testing process. Instead of physically testing each material ratio combination, the system uses the trained prediction model to generate copies of test results based on input material parameters. This virtual copying approach maintains measurement precision while eliminating the time-consuming physical experimentation.
2Measurement precision
If separate tests are conducted for different material ratios to determine battery performance, then measurement precision is improved, but loss of substance increases
Solution Approach 1:
The prediction model is trained in advance using material parameter data, establishing the relationships between material compositions and performance outcomes before actual battery manufacturing. This preliminary phase allows the system to predict performance for new material ratios without physically consuming materials to create test batteries, thereby reducing substance loss while maintaining measurement precision through the learned patterns.
Solution Approach 2:
The system creates virtual copies of battery performance data through the trained model rather than physically manufacturing and testing batteries for each material ratio. The model generates predicted performance outcomes that replicate what would be obtained from actual testing, eliminating the need to consume materials for exploratory testing while preserving measurement accuracy.
3Manufacturing precision
If extensive manual testing is performed for different material combinations, then manufacturing precision is improved, but productivity decreases
Solution Approach 1:
The patent replaces the mechanical system of manual battery testing and performance evaluation with an automated machine learning prediction system. The trained model automatically processes material parameter inputs and generates performance predictions without human intervention in the testing loop. This substitution maintains manufacturing precision by accurately predicting optimal material ratios while dramatically improving productivity through rapid computational analysis compared to physical experimentation.
Solution Approach 2:
The system changes parameters by using the trained prediction model to evaluate multiple material ratio scenarios computationally rather than physically. The model can rapidly adjust and evaluate different material composition parameters in silico, identifying optimal combinations for battery performance. This parameter exploration approach maintains precision in material ratio optimization while accelerating the development process through efficient computational parameter sweeping.
Data Source
AI summary
The present disclosure discloses a method for predicting the battery performance based on a combination of material parameters of a battery pulping process, including obtaining a target prediction model; and obtaining a combination of material parameters to be predicted corresponding to the battery pulping process, and inputting the combination of the material parameters to be predicted into the target prediction model to obtain a target battery performance level corresponding to the combination of the material parameters to be predicted. The method of the present disclosure adopts a mathematical model method instead of manual testing, can quickly predict battery performance levels corresponding to different combinations of material parameters, and solves the problem that in the prior art, it is necessary to conduct separate tests for different input ratios of various materials to determine the impact of different material ratios on the battery performance.


