Plasma Hydrogen Generator with Dielectric Insulator
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing methods for hydrogen generation often produce carbon dioxide, contributing to carbon emissions. There is a need for a method that minimizes or eliminates carbon dioxide production during hydrogen generation.
Innovation Solution
A device comprising a shell, at least one grounded surface or electrode, a fluid inlet and outlet, a dielectric insulator, and a high voltage electrode separated by a plasma zone. This device generates hydrogen by disassociating hydrocarbons using an electric field, without producing carbon dioxide.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If conventional hydrogen generation methods are used, then hydrogen production is achieved, but carbon dioxide emissions increase
Solution Approach 1:
The patent replaces conventional thermal/chemical hydrogen generation systems with a plasma-based system. High voltage electrodes generate plasma that directly dissociates hydrocarbon molecules into hydrogen and carbon, eliminating the need for combustion-based processes that produce carbon dioxide. The plasma mechanism substitutes for traditional thermal conversion methods.
Solution Approach 2:
The patent changes the operational parameters from thermal processing to electrical field processing. By applying high voltage (30,000-50,000 VAC) to create plasma, the system operates under fundamentally different physical conditions than conventional methods, enabling hydrocarbon breakdown without combustion and thus without carbon dioxide formation.
2Productivity
If high voltage plasma is used to disassociate hydrocarbons, then hydrogen generation efficiency improves, but device complexity increases
Solution Approach 1:
The device is segmented into distinct functional zones: a reaction chamber for plasma generation, separate electrode assemblies (grounded and high voltage), and a dielectric insulator system. This segmentation allows each component to be optimized independently and simplifies the overall design by dividing the complex plasma generation process into manageable subsystems.
Solution Approach 2:
A dielectric insulator is introduced as an intermediary component between the high voltage electrode and the reaction chamber. This dielectric barrier controls plasma formation, prevents direct contact between electrodes, and manages electrical breakdown conditions. The intermediary simplifies the design by providing controlled plasma generation without requiring direct electrode-to-fuel contact.
3Reliability
If dielectric insulator is introduced to separate electrodes, then electrical insulation is improved, but device complexity increases
Solution Approach 1:
The dielectric insulator serves multiple functions simultaneously: it provides electrical insulation between electrodes, acts as a structural support element, controls plasma generation by managing electrical breakdown, and defines the reaction chamber geometry. This multi-functionality reduces overall device complexity by consolidating several requirements into a single component.
Solution Approach 2:
The dielectric insulator functions as a thin film or shell structure that provides electrical separation while maintaining a compact device design. This thin-film approach minimizes the space required for insulation and allows for simpler overall device architecture compared to bulk insulation methods.
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 device effectively generates hydrogen while minimizing carbon emissions, achieving reduced carbon footprints compared to current hydrogen generation technologies.
Implementation Method 1
The at least one high voltage electrode is configured to generate a high voltage electric field within the plasma zone
Implementation Method 2
the at least one high voltage electrode separated from the at least one dielectric insulator by a plasma zone
Implementation Method 3
disassociating components of the feed fluid due to the electric field
Data Source
AI summary
A device for generating hydrogen may include a reaction vessel comprising: at least one grounded surface or electrode, a fluid inlet configured to allow a fluid feed stream to enter the reaction vessel, a fluid outlet configured to allow a fluid product stream to exit the reaction vessel, at least one high voltage electrode disposed within the reaction vessel, the at least one high voltage electrode separated from the at least one grounded surface or electrode by a plasma zone of the reaction vessel; and at least one dielectric insulator disposed with the reaction vessel such that the at least one dielectric insulator is disposed between the at least one grounded surface or electrode and the at least one high voltage electrode.