Hydrogen Gas Burner With Nested Pipe And Axial Slot
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Solution Overview
Problem
Conventional direct fired pipe ribbon burners for ovens operate on natural gas combustion, resulting in carbon emissions and energy-intensive sourcing and transportation processes, which are unsustainable and polluting.
Innovation Solution
A hydrogen gas burner design featuring a nested tubular pipe structure with an axially elongate duct and a combination gas valve and pressure regulator, which connects a source of hydrogen gas to the burner, allowing for efficient combustion with reduced emissions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-generated harmful factors
If natural gas is used for combustion in conventional burners, then heat generation is achieved, but carbon emissions and environmental pollution increase
Solution Approach 1:
The patent changes the chemical composition parameter of the fuel from natural gas (hydrocarbon-based) to hydrogen gas. This fundamental parameter change eliminates carbon emissions during combustion while maintaining the heat generation function, directly resolving the technical contradiction between achieving heat and reducing carbon emissions
Solution Approach 2:
The patent employs a combination gas valve and pressure regulator that can be easily replaced or serviced, and the burner system is designed for straightforward maintenance. This approach addresses the complexity introduced by hydrogen fuel requirements while maintaining operational reliability
2Temperature
If natural gas combustion is used, then heat is generated for cooking, but harmful byproducts contaminate the environment
Solution Approach 1:
The patent changes the chemical composition parameter of the fuel from natural gas to hydrogen gas. This fundamental parameter change alters the combustion chemistry to produce only water vapor as a byproduct, eliminating carbon monoxide, carbon dioxide, and other harmful emissions while maintaining effective combustion temperature for cooking applications
3Object-generated harmful factors
If hydrogen gas is used as fuel, then carbon emissions are reduced, but the system complexity increases due to specialized valve and regulator requirements
Solution Approach 1:
The patent combines the gas valve and pressure regulator into a single integrated unit. This merging of functions reduces the number of separate components, simplifies installation and maintenance, and lowers overall system complexity while still providing the necessary control functions for safe hydrogen fuel operation
Solution Approach 2:
The combination gas valve and pressure regulator is designed to perform multiple functions: fuel flow control, pressure regulation, and safety shut-off. This multi-functionality reduces the need for separate specialized components, thereby reducing overall system complexity while enabling hydrogen fuel operation
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 hydrogen gas burner achieves reduced carbon emissions and a lower carbon footprint compared to natural gas burners, while maintaining food quality and offering a more sustainable energy source.
Implementation Method 1
An igniter is configured to provide an electrical spark adjacent at least one of the plurality of through-holes, and, in turn, ignite and initiate combustion of the hydrogen gas exiting from the first pipe and the axially elongate duct via the plurality of through-holes
Implementation Method 2
ignite and initiate combustion of the hydrogen gas exiting from the first pipe and the axially elongate duct
Data Source
AI summary
A hydrogen gas burner includes a first, axially extending, tubular pipe having an axial slot in a sidewall thereof. An axially elongate duct projects radially outwardly from the axial slot and is in fluid communication with an interior of the pipe. The axially elongate duct has through-holes formed through a wall thereof, communicating the interior of the pipe with an exterior thereof. A second, axially extending, tubular pipe, has an axial opening in a sidewall thereof, the axial opening spanning at least a portion of an axial extent of the second pipe. The first pipe is substantially nested within the second pipe and the axially elongate duct projects radially outwardly through the axial opening. A combination gas valve and pressure regulator fluidly connects hydrogen gas with the first pipe. An igniter ignites and initiates combustion of the hydrogen gas exiting from the first pipe and duct via the through-holes.