Miniaturized Flow Battery Testing Device
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Solution Overview
Problem
The large size and complexity of flow batteries make it difficult to adjust and test them, especially when data errors or parameter discrepancies occur, and most sites cannot accommodate multiple flow batteries for testing.
Innovation Solution
A miniaturized flow battery testing device is designed, comprising a housing with a testing stack and liquid path assemblies, allowing for equivalent test results to actual flow batteries, reducing testing difficulty by scaling down the device to fit within a laboratory site.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a full-scale flow battery is used for testing, then the test results reflect actual performance, but the device occupies large space and cannot be accommodated in laboratory sites
Solution Approach 1:
The patent creates a simplified testing device that copies the essential functional structure of a full-scale flow battery. The testing device includes a testing stack with flow channels, membranes, and electrodes that replicate the core electrochemical conversion mechanism, allowing laboratory-scale testing while maintaining representative test results
Solution Approach 2:
The testing device is designed as a compact nested structure where the testing stack is housed within a container, and components are arranged in a space-efficient configuration. The flow channels, membranes, and electrodes are nested within each other in a layered arrangement that minimizes overall device volume
2Productivity
If multiple flow batteries are tested simultaneously, then comprehensive testing capability is achieved, but the required site volume becomes prohibitively large
Solution Approach 1:
The testing device replicates multiple flow battery channels within a single compact unit. The testing stack contains multiple flow channels that can simulate the performance of multiple full-scale batteries, enabling comprehensive testing capability in a fraction of the required space
Solution Approach 2:
The patent combines multiple testing functions and multiple flow battery simulations into a single integrated testing device. The liquid path assemblies and testing stacks are configured to handle multiple test scenarios simultaneously within one device, consolidating what would otherwise require multiple separate large-scale installations
3Quantity of substance
If a full-scale flow battery is installed, then sufficient electrical energy reserves are achieved, but the device becomes difficult to adjust and modify during testing
Solution Approach 1:
The testing device is divided into modular segments including interchangeable testing stacks, separate liquid path assemblies, and independent liquid tanks. This segmentation allows individual components to be easily removed, replaced, or adjusted during testing without affecting the entire system, enabling rapid modifications for different test scenarios
Solution Approach 2:
The testing device incorporates dynamic and adjustable components such as variable flow rate pumps, adjustable liquid path configurations, and replaceable testing stacks. These dynamic features allow the system to be easily reconfigured during testing to optimize performance or investigate different operational parameters
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
The miniaturized device achieves test results equivalent to actual flow batteries, simplifying the testing process and accommodating multiple units in a smaller space, thus reducing testing challenges.
Implementation Method 1
the liquid pump is a centrifugal pump, and the centrifugal pump is provided at the liquid supply pipeline
Data Source
AI summary
The present application provides a flow battery testing device, including a housing and a testing body. The testing body includes a testing stack and a plurality of liquid path assemblies. The testing stack is provided with a plurality of liquid flow paths. An outer surface of the housing is provided with a bearing surface, and the testing stack is provided on the bearing surface. The plurality of liquid path assemblies are provided in the housing, and correspondingly cyclically communicate with the plurality of liquid flow paths one to one. By using a miniaturized flow battery testing device to replace an actual flow battery for relevant testing, it is possible to achieve test results equivalent to those of the actual flow battery, thus effectively reducing testing difficulty.