Method for determining a state of a redox flow battery

A method using pH and magnetic susceptibility measurements optimizes redox flow battery operation in real-time, addressing the limitations of existing monitoring techniques by providing accurate insights into battery state and predicting future degradation, enhancing battery performance and reliability.

GB2702881APending Publication Date: 2026-07-01CAMBRIDGE ENTERPRISE LTD
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Patent Information

Authority / Receiving Office
GB · GB
Patent Type
Applications
Current Assignee / Owner
CAMBRIDGE ENTERPRISE LTD
Filing Date
2024-11-22
Publication Date
2026-07-01

AI Technical Summary

Technical Problem

Current methods for monitoring redox flow batteries are limited in providing real-time insights into their performance and degradation pathways, especially for nitroxide radical-based catholytes, which are challenging to probe under operando conditions, leading to potential battery failure and cascade effects in critical systems.

Method used

A computer-implemented method using pH and bulk magnetic susceptibility measurements during battery operation to determine the state of a redox flow battery, combined with calibration data, to estimate current and future states, enabling real-time optimization and control.

Benefits of technology

Enables accurate, low-cost, and sensitive monitoring of battery state of charge, health, and operating conditions, predicting future capacity decline, and allowing for real-time optimization to extend battery lifetime and ensure energy demands are met.

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Abstract

A computer-implemented method for determining a state of a redox flow battery comprises the measurement of pH and / or bulk magnetic susceptibility during operation of the redox flow battery to determin
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Citation Information

Patent Citations

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    CN118805279A

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    EP3565044A1

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    US20230198053A1

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    US20240133963A1