Optical Cell Monitoring Layout for Cable-Free Voltage Readout
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Solution Overview
Problem
Existing electrochemical cell monitoring systems require extensive cable connections and multiple evaluation units, leading to increased costs, material requirements, and complexity, while also compromising user comfort and compactness.
Innovation Solution
An electrochemical cell monitoring device featuring a display module that outputs function parameters of electrochemical cells as electromagnetic radiation, detectable by an optical sensor unit, reducing the need for extensive cabling and evaluation units, and enabling efficient monitoring and calibration.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If individual cell voltages are tapped off via electrical contacts and connected via cable connections to central computer monitoring systems, then monitoring functionality is achieved, but cable quantity and cable length increase substantially
Solution Approach 1:
The patent replaces the mechanical/electrical cable connection system with an optical communication system. Display elements (LEDs or LCDs) are mounted directly on the electrochemical cell stack and transmit voltage information via visible light. Optical sensors positioned at a distance detect this light and convert it back to electrical signals for processing. This substitution eliminates the need for extensive cable routing while maintaining monitoring functionality.
Solution Approach 2:
The patent creates an optical copy of the electrical voltage information. Instead of transmitting the actual electrical voltage signal through cables, the system converts voltage information into light signals displayed by display elements. Optical sensors then detect these light signals and recreate the voltage information in electrical form at a remote location, effectively copying the data without physical electrical connection.
2Measurement precision
If multiple evaluation units are used to monitor individual cell voltages, then monitoring precision is improved, but device complexity increases
Solution Approach 1:
The patent merges multiple distributed evaluation units into a single centralized evaluation unit. Instead of having separate evaluation electronics for each cell voltage measurement, the optical sensor system collects light signals from multiple display elements and routes them all to one evaluation unit for processing. This consolidation maintains measurement precision while dramatically reducing the quantity of evaluation electronics required.
Solution Approach 2:
The single evaluation unit is designed to handle multiple functions: it receives optical signals from multiple display elements, converts optical signals to electrical signals, processes multiple voltage measurements, and interfaces with the central computer system. This multi-functional design eliminates the need for dedicated evaluation units for each measurement point.
3Measurement precision
If extensive cable connections and evaluation units are used, then monitoring accuracy is maintained, but user comfort and handling are compromised
Solution Approach 1:
The patent transitions the monitoring system from a spatially distributed architecture (cables running throughout the plant to central computers) to a layered architecture where display elements are embedded in the cell stack structure itself and optical sensors are positioned in accessible locations. This dimensional reorganization places information display at the source (on the stack) and sensing at a convenient distance, improving accessibility and user comfort without sacrificing measurement accuracy.
4Reliability
If traditional cable-based monitoring systems are used, then electrical signal transmission is reliable, but plant compactness is reduced
Solution Approach 1:
The patent replaces the volume-consuming cable infrastructure with compact optical components. Display elements are integrated into the existing cell stack structure, and optical sensors can be positioned at a distance without requiring physical cable routing through the plant. This substitution dramatically reduces the space required for signal transmission infrastructure while maintaining reliable data transmission.
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
This solution achieves high efficiency in monitoring electrochemical cells by reducing cable length and electronics requirements, improving user comfort, and enabling a more compact design, while allowing for accurate and reliable determination of function parameters.
Implementation Method 1
at least one display element that is provided to output at least one information item regarding at least one function parameter of an electrochemical cell in the form of electromagnetic radiation
Implementation Method 2
sensor unit is provided to detect the electromagnetic radiation at least of the display element and, from the detected electromagnetic radiation, read out least the information
Data Source
AI summary
An electrochemical cell monitoring device, in particular an electrolysis cell, fuel cell and/or battery cell monitoring device having at least one display module, which includes at least one display element, which is provided in order to output at least one information item regarding at least one function parameter of an electrochemical cell in the form of electromagnetic radiation. The electrochemical cell monitoring device includes at least one optical sensor unit arranged in particular separately and spaced apart from the display module, which is provided in order to detect the electromagnetic radiation at least of the display element and from the detected electromagnetic radiation read out at least the information regarding the at least one function parameter of the electrochemical cell.