Hydrogen Engine Water Separator With Porous Wall Droplet Damping
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Solution Overview
Problem
Existing hydrogen engines face inefficiencies in separating water droplets from a hydrogen-water mixture due to imperfect separation methods, leading to reduced engine performance.
Innovation Solution
A separator with a separation chamber, swirling motion device, and porous wall with a damping element to project water droplets against a porous wall, minimizing rebound and enhancing separation efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If a grid is used to separate water droplets from dihydrogen in a cylindrical separator, then the separation function is improved, but some water droplets rebound off the grid and are discharged into the vent with the dihydrogen, reducing separation efficiency
Solution Approach 1:
The patent replaces the solid grid with a porous wall that allows dihydrogen to pass through while retaining water droplets. The porous structure prevents water droplet rebound by providing a surface that absorbs and channels water downward through gravity, eliminating the rebound issue inherent in solid grid surfaces.
Solution Approach 2:
The patent introduces a vertical dimension to water droplet management by allowing water to drain downward through the porous wall into a collection chamber. This dimensional approach separates water removal from the horizontal gas flow path, preventing rebound into the vent while maintaining efficient separation.
2Manufacturing precision
If a cylindrical separator with vent and grid is used, then the separation function is provided, but the device complexity and bulk are increased
Solution Approach 1:
The patent extracts and eliminates unnecessary components from the traditional cylindrical separator design. By removing the complex vent-grid-orchestration system and replacing it with a simple porous wall and collection chamber, the invention maintains separation functionality while significantly reducing device complexity and bulk.
Solution Approach 2:
The porous wall serves multiple functions simultaneously: it acts as a separation barrier, a filtration medium, and a structural support. This multi-functionality consolidates what would otherwise require multiple separate components, reducing overall device complexity while maintaining effective separation.
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 separator effectively separates water droplets from dihydrogen, reducing bulk and manufacturing costs while improving engine performance.
Implementation Method 1
a vent arranged at the bottom of the cylinder makes it possible to give the mixture a swirling flow
Implementation Method 2
a porous wall, the collection chamber being separated from the separation chamber by the porous wall
Implementation Method 3
the porous wall comprising a damping element capable of limiting the spreading of a water droplet projected onto the porous wall
Implementation Method 4
a second outlet capable of receiving water by gravity
Data Source
AI summary
A water separator intended to extract water droplets from a mixture of water droplets and dihydrogen gas previously pressurized, the water separator including a separation chamber having an inlet intended to introduce the mixture, a swirling motion setting device capable of projecting water droplets against a porous wall when the mixture is introduced into the inlet, a first outlet intended to receive hydrogen separated from the water, a collection chamber, separated from the separation chamber by a porous wall, the collection chamber having a second outlet capable of receiving water by gravity, the porous wall including a damping element capable of limiting the spreading of a water droplet projected onto the porous wall.