Cell-Level Battery Monitoring With Self-Healing Failure Isolation
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Solution Overview
Problem
Existing battery monitoring systems lack comprehensive tracking of individual cell-level changes and events, leading to incomplete data collection and inefficient recycling processes, especially in complex battery systems with multiple interconnected cells, and they do not provide self-healing capabilities to prevent system-wide failures.
Innovation Solution
A battery monitoring system utilizing NFC and Laser P-Chip communications with dual-ported memory for self-powering and data accumulation, enabling cell-level monitoring, self-healing switches, and secure data management for efficient recycling and life cycle tracking.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If pack-level monitoring is used to simplify the monitoring system, then device complexity is reduced, but measurement precision and reliability are worsened because individual cell-level issues cannot be detected
Solution Approach 1:
The patent divides the battery pack into individually monitored cells, with each cell having its own monitor that tracks voltage, temperature, and other parameters independently. This segmentation enables precise cell-level monitoring while allowing the system to scale by only activating monitors for cells that need attention.
Solution Approach 2:
The patent adds the cell-level dimension to monitoring by placing individual monitors on each cell rather than only at the pack level. This dimensional expansion from pack-level to cell-level enables detection of individual cell issues while maintaining system-wide oversight.
2Measurement precision
If individual cell monitoring is implemented to improve measurement precision, then cell-level changes are tracked, but device complexity increases due to multiple interconnected monitors
Solution Approach 1:
The patent merges multiple cell monitors into a coordinated system where each monitor communicates with others to provide comprehensive pack-level awareness. The monitors work together to detect patterns, isolate failures, and provide unified monitoring coverage across all cells.
Solution Approach 2:
Each cell monitor is designed to autonomously detect and report its own cell's status, performing self-diagnosis and self-reporting functions. This self-service capability reduces the need for centralized control complexity while maintaining precise cell-level monitoring.
3Device complexity
If no cell-level tracking is performed to reduce device complexity, then the monitoring system remains simple, but loss of information occurs as individual cell changes are not recorded
Solution Approach 1:
The patent implements preliminary cell-level monitoring and data collection before failures occur. Each cell monitor continuously tracks parameters and stores historical data, enabling early detection of degradation patterns and preserving information about cell evolution over time.
Solution Approach 2:
The system implements feedback loops where cell monitor data is continuously collected, analyzed, and used to adjust monitoring strategies. This feedback mechanism ensures that cell-level information is captured and utilized to improve overall system performance and predict failures.
4Device complexity
If traditional monitoring systems are used without self-healing capabilities, then device complexity is reduced, but reliability is worsened as system-wide failures cannot be prevented
Solution Approach 1:
The patent implements preliminary anti-action by detecting cell-level anomalies and taking corrective actions before they propagate to cause system-wide failures. The monitors identify problematic cells and isolate them or alert operators to prevent cascading failures across the battery pack.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables detailed tracking of battery life and usage, facilitates easy recycling, and provides self-healing capabilities to prevent system failures, improving battery management and recycling efficiency.
Implementation Method 1
The NFC coil may be configured to independently power the controller when an RF signal is received by the coil
Implementation Method 2
A laser diode may be positioned on a bottom surface of the cap to transmit data
Data Source
AI summary
A remote controlled battery cell monitoring and control system that utilizes empirical and theoretical data to compare performance, sensor data, stored patterns, historical usage, use intensity indexes over time and tracking information to provide a sophisticated data collection system for batteries. This tracking is designed to better the specifications, designs, training, preventative maintenance, and replacement and recycling of batteries.