Flare Bonnet Airflow Design for Complete Combustion
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Solution Overview
Problem
Incomplete and inefficient combustion of combustible fluids in flaring operations leads to environmental pollution and undesired emissions, necessitating improved airflow at the point of combustion.
Innovation Solution
A flare bonnet with apertures and paddle wheels to enhance airflow, directed by internal and external fins, optionally driven by a motor, and integrated with sensors for monitoring and control systems.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-generated harmful factors
If air flow at the point of combustion is increased to improve combustion efficiency, then combustion completeness and environmental compliance are improved, but device complexity increases due to additional components like paddle wheels, fins, and control systems
Solution Approach 1:
The flare bonnet is segmented into multiple functional components: apertures for air intake, paddle wheels for air movement, internal fins for flow direction, and external fins for additional airflow enhancement. Each component performs a specific function to collectively improve combustion efficiency while managing the complexity through modular design.
Solution Approach 2:
The patent introduces an intermediary control system comprising sensors (temperature, pressure, flow meters) and a controller that mediates between the combustion process and the airflow generation components. This intermediary layer optimizes air flow dynamically based on real-time combustion conditions, ensuring complete combustion while managing device complexity through intelligent control rather than purely mechanical means.
2Productivity
If paddle wheels and fins are added to direct and increase air flow, then combustion efficiency is improved, but manufacturing complexity and cost increase
Solution Approach 1:
The paddle wheels are designed as dynamic components that can rotate to actively direct air flow toward the combustion point, rather than static structures. This dynamic approach enhances combustion efficiency by providing active air management. The manufacturability is maintained through standardized wheel designs that can be produced using conventional machining or additive manufacturing techniques.
Solution Approach 2:
The patent incorporates both internal fins (inside the bonnet) and external fins (outside the bonnet) to manipulate air flow from multiple spatial dimensions. This multi-dimensional approach to airflow management maximizes combustion efficiency by creating complex flow patterns that would be difficult to achieve with a single-dimensional design, while each fin can be manufactured as a separate component for ease of assembly.
3Object-generated harmful factors
If sensors and control systems are integrated to monitor and optimize combustion, then environmental compliance is improved, but device complexity and initial investment increase
Solution Approach 1:
The control system implements feedback loops where sensors continuously monitor combustion parameters (temperature, pressure, gas flow) and the controller adjusts air flow through the paddle wheels and fins accordingly. This feedback mechanism ensures complete combustion and minimizes emissions by dynamically optimizing air supply based on real-time conditions, making the increased device complexity justified by the environmental compliance benefits.
Solution Approach 2:
The system is designed to self-regulate combustion conditions through automated control based on sensor input, reducing the need for manual intervention and complex operator procedures. The controller automatically balances air flow and fuel combustion, allowing the system to service itself in maintaining optimal combustion conditions and minimizing emissions without requiring additional human labor or complex external management systems.
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
Enhances combustion efficiency and environmental compliance by increasing airflow and ensuring complete combustion of combustible fluids, reducing emissions and improving operational safety.
Implementation Method 1
a paddle wheel proximate each aperture to increase and direct air flow
Implementation Method 2
The fin can be helically curved with respect to the direction of air flow
Implementation Method 3
A combustion region can be contained within the bonnet
Data Source
AI summary
A flare bonnet for a flare burning combustible fluids. The flare bonnet can comprise a flare for burning a combustible fluid, a bonnet covering a tip of the flare, wherein the bonnet comprises at least one aperture to allow air flow, and a paddle wheel proximate each aperture to increase and direct the air flow. Increasing the air flow at the point of combustion can increase efficacy and thoroughness of combustion of the fluid by providing more oxygen. This can help gas flares to be more environmentally friendly, as well as more efficient. The paddle wheel can help to increase and direct the flow of air toward combustion.