Dynamic Battery Charging Profile for Thermal Management
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Solution Overview
Problem
Existing battery charging techniques are slow and not optimized to achieve better performance, leading to customer dissatisfaction as they fail to meet maximum charge capacity while adhering to thermal and life criteria standards.
Innovation Solution
A method and system that dynamically modifies the charging profile of a battery by identifying its state and applying a pre-defined sequence of current levels to attain a cut-off voltage, reducing charging time by 70% without requiring hardware changes and can be implemented in any battery management system.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Speed
If a simple increase in the rate of charging is applied, then charging speed is improved, but thermal and life criteria standards are violated
Solution Approach 1:
The charging profile is dynamically modified based on battery state (charge level, temperature, health) rather than using a fixed rate. The system adjusts current levels in real-time to maintain optimal charging speed while staying within thermal and lifespan limits, resolving the contradiction between speed and reliability.
Solution Approach 2:
The system changes charging parameters (current levels, voltage) based on battery state. By monitoring battery conditions and adjusting electrical parameters dynamically, the system achieves high charging speeds without violating thermal or life criteria, unlike simple rate increases.
2Ease of manufacture
If existing battery charging techniques are used, then implementation simplicity is maintained, but charging time is excessive and performance is not optimized
Solution Approach 1:
The system implements dynamic charging profiles that adapt to battery state, significantly reducing charging time from hours to minutes. This dynamic approach maintains ease of implementation through software-based control without complex hardware modifications, achieving both speed and simplicity.
3Device complexity
If a fixed charging profile is used, then the charging process is simple to implement, but the maximum charge capacity and performance are not fully achieved
Solution Approach 1:
The charging profile transitions from fixed to dynamic, adjusting current levels based on real-time battery state monitoring. This enables the system to achieve maximum charge capacity and optimize performance while maintaining manageable complexity through algorithmic control rather than hardware complexity.
Data Source
AI summary
Embodiments herein disclose a method and system of charging a battery. The method includes identifying a state of the battery and a plurality of current levels corresponding to the state of the battery. Furthermore, the method includes charging the battery by applying the plurality of current levels corresponding to a pre-defined sequence to attain a cut-off voltage of the battery.