Electrolyzer Spiral Electrode Structure for Leakage Reduction
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Solution Overview
Problem
Conventional electrolyzers face inefficiencies due to significant portions of electrode surface area being excluded from the solution in 'dry cell' designs and excessive current leakage in 'wet cell' designs, leading to material wastage and decreased efficiency, along with sealing issues from multiple holes and gaskets.
Innovation Solution
An electrolyzer with a container and electrodes that wind in concentric spiral patterns through a bracket, optimizing surface area exposure and minimizing current leakage, using a ported outlet pipe sealed with a grommet to reduce leakage and enhance manufacturing efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of substance
If dry cell electrolyzer design is used to exclude significant portions of electrode surface area from solution, then electrode material is wasted in construction, but the structural simplicity is maintained
Solution Approach 1:
The patent employs spiral-wound electrode structures that curve and coil through the electrolyte solution, maximizing surface area exposure while maintaining a compact form factor. The curved spiral path allows continuous electrode surface contact with the solution without requiring complex multi-component assemblies.
2Productivity
If wet cell electrolyzer design is used to include electrode parts that leak excess current into the solution, then electrode surface area is maximized, but current leakage decreases overall efficiency
Solution Approach 1:
The patent extracts the problematic leakage current paths by designing electrodes that terminate at collection terminals rather than extending freely into the solution. The spiral electrodes are deliberately configured to guide current through the electrode material to collection points, separating useful electrochemical reactions from harmful leakage paths.
Solution Approach 2:
Different regions of the electrode structure serve different functions: the spiral portion maximizes surface area for hydrogen production while the terminal regions are optimized for current collection. This local differentiation allows the electrode to simultaneously achieve high productivity and low leakage by optimizing each region for its specific purpose.
3Adaptability or versatility
If multiple holes and gaskets are included in electrolyzer for ports and sealing, then functionality is enhanced, but leakage likelihood and manufacturing time increase
Solution Approach 1:
The patent combines multiple functions into integrated components. The electrode structure itself serves as both the electrochemical reaction surface and the current collection system. Ports are strategically positioned to serve multiple purposes: wire connections, gas outlets, and sealing points are consolidated into minimized openings that reduce manufacturing complexity while maintaining full functionality.
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 improved electrode structure enhances hydrogen production efficiency by maximizing electrode surface area exposure and minimizing current leakage, while reducing manufacturing time and material wastage through a more streamlined design.
Implementation Method 1
Electricity is passed through wire electrodes immersed in an electrolytic solution to interact with the electrolytic solution in a manner that drives an electrochemical reaction, the products of which may include, but are not limited to, hydrogen, oxygen, hydroxyls, and/or oxyhydrogen.
Data Source
AI summary
An electrolyzer is disclosed. The electrolyzer includes a container, electrode ports, and a plurality of electrodes that extend from outside of the container through the electrode ports into the container. The plurality of electrodes wind in a first direction for a first distance away from the electrode ports, and in a second direction toward the electrode ports.