Pulse Hot Cyclones for Uniform Combustion of Wet Fuels
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Solution Overview
Problem
Existing combustion devices face challenges in achieving uniform combustion of dense, wet, and heavy fuels without forming compacted clusters or air pockets, leading to inefficient energy use and temperature control, and they struggle to reduce harmful emissions without additional filtration.
Innovation Solution
A combustion device with a multi-stage cyclone-vortex combustion chamber and an additional system of pulse hot cyclones of vacuum type, which creates continuous vacuum-type cyclone-vortex flows and controlled postoxidation, ensuring uniform combustion and reducing harmful emissions by transforming pyrolysis gases into synthesis gas for direct combustion, thereby maintaining stable temperature and energy efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If conventional combustion devices are used to burn dense, wet, and heavy fuels, then fuel combustion can be achieved, but uniform combustion cannot be ensured and compacted clusters or air pockets form leading to inefficient energy use and temperature control
Solution Approach 1:
The combustion chamber is divided into multiple stages with separate nozzles for each stage. This segmentation allows different regions to receive controlled air supply, preventing compacted clusters and air pockets while ensuring uniform combustion of dense, wet, and heavy fuels throughout the entire fuel mass.
Solution Approach 2:
Different nozzles are positioned at specific locations within the combustion chamber to provide localized air supply to different regions of the fuel mass. This local quality approach ensures that each region receives appropriate air distribution, eliminating both compacted clusters and air pockets while maintaining uniform combustion characteristics.
2Duration of action of stationary object
If conventional combustion devices operate for extended periods, then continuous fuel combustion is achieved, but device operation time is limited due to temperature control issues and energy efficiency degradation
Solution Approach 1:
The multi-stage nozzle system provides continuous and uniform air distribution throughout the combustion chamber, maintaining stable temperature conditions that enable extended operation time without degradation of combustion efficiency or temperature control.
Solution Approach 2:
The controlled air supply system through multiple nozzles creates a self-regulating combustion process where air distribution is optimized to maintain temperature stability, allowing the device to operate continuously without losing thermal control or energy efficiency.
3Object-generated harmful factors
If harmful emissions are produced during fuel combustion, then combustion process is completed, but additional filtration is required to reduce emissions quality
Solution Approach 1:
The multi-stage cyclone-vortex combustion process with controlled air supply converts harmful emissions into beneficial effects by ensuring complete combustion through successive vortex flows, transforming what would be harmful emissions into purified exhaust gases without requiring additional filtration 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
The device achieves efficient and uniform combustion of various fuels with high humidity and different chemical compositions, significantly reducing harmful emissions and extending device operation time, while maintaining stable heat generation within a wide power range without the need for reconfiguration or additional energy sources.
Implementation Method 1
the combustion chamber is multi-staged and located above the grate, and is also equipped with a swirler of gas flows
Implementation Method 2
a system of pulse hot cyclones of vacuum type with controlled access of oxygen
Implementation Method 3
transforming pyrolysis gases into synthesis gas for direct combustion
Implementation Method 4
fuel is supplied to or through the combustion zone due to gravity
Implementation Method 5
constantly change the pulses of vacuum force of cyclone-vortex flows
Implementation Method 6
controlled postoxidation of any carbon and other residues
Implementation Method 7
The process is carried out at a temperature of 1000-1700°C
Implementation Method 8
The device is equipped with the heat exchanger and at least one chamber of afterburning and postoxidation
Data Source
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AI summary
The claimed invention relates to devices for fuel combustion and/or disposal of waste, mainly of household type, constructed according to the principle of gas-producing combustion, in which fuel is supplied to or through the combustion zone by gravity, for example from a fuel container located above the combustion zone.