Microwave Conveyor Tunnels With Mesh Flaps for Leakage Suppression
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Solution Overview
Problem
Existing microwave heating systems face challenges in suppressing microwave energy leakage from access apertures, particularly in continuous systems, leading to inefficiencies and limitations in processing materials like moisture-containing particles, and there is a need for modular and portable heating systems that can be flexibly deployed, especially in mining operations where reliable power sources may not be available.
Innovation Solution
The implementation of modular, flexible microwave suppression tunnels with bendable mesh flaps and microwave reflecting components to prevent leakage from conveyor systems, combined with portable and scalable conveyor units that can be deployed at mining sites or processing facilities, allowing continuous material processing and efficient energy use.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If metal grate channels are used to suppress microwave leakage, then microwave energy suppression is improved, but material flow becomes blocked or slowed down
Solution Approach 1:
The patent employs flexible microwave-suppressing fabric or mesh material that can be draped over the metal grate channels. This flexible material allows material to pass through while maintaining microwave suppression, resolving the contradiction between blocking microwaves and allowing material flow.
Solution Approach 2:
The invention creates a composite structure combining metal grate channels with flexible microwave-suppressing fabric or mesh. This composite material provides both the structural integrity needed for microwave suppression and the flexibility required for uninterrupted material flow through the continuous microwave heating system.
2Productivity
If continuous microwave heating system is implemented, then processing efficiency is improved, but microwave energy leakage suppression becomes more complex
Solution Approach 1:
The flexible fabric or mesh microwave suppression material can be easily installed and adjusted in continuous heating systems, reducing the complexity of suppressing microwave leakage compared to rigid structures. The flexibility allows adaptation to various aperture shapes and movement requirements in continuous processing.
Solution Approach 2:
The microwave-suppressing fabric or mesh serves multiple functions: it blocks microwave leakage, allows material flow, and can be integrated with the conveyor system structure. This multi-functionality reduces overall system complexity while maintaining continuous processing efficiency.
3Productivity
If larger grate channel sizes are used, then material passage is improved, but microwave energy suppression effectiveness decreases
Solution Approach 1:
The flexible microwave-suppressing fabric or mesh can be made in various sizes and configurations to match larger grate channels. This allows material to pass through larger openings while the flexible material maintains effective microwave suppression across the expanded aperture area.
Solution Approach 2:
The composite structure of metal grate with flexible suppression material allows the grate channels to be sized appropriately for high material throughput while the flexible overlay maintains microwave suppression effectiveness regardless of channel size.
4Adaptability or versatility
If modular portable heating systems are deployed, then deployment flexibility is improved, but system stability and reliability may be reduced
Solution Approach 1:
The continuous microwave heating system is divided into modular units that can be independently deployed and configured. Each module contains integrated microwave suppression components, allowing flexible deployment at various locations while maintaining system reliability through standardized, proven designs.
Solution Approach 2:
The flexible microwave-suppressing fabric or mesh allows the modular portable systems to be easily assembled, disassembled, and reconfigured for different deployment scenarios. This flexibility in assembly does not compromise the microwave suppression performance or overall system reliability.
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
This solution effectively suppresses microwave leakage, enhances processing efficiency, and enables flexible deployment of heating systems, reducing energy waste and improving material extraction and processing in mining operations.
Implementation Method 1
Molecular agitation within the material resulting from its exposure to microwave energy provides energy to heat, dry, weaken, expand, fracture, etc. the material
Implementation Method 2
The intensity of the microwave energy that is permitted to leak is sometimes restricted to less than 10 milliwatts (mW) per centimeter squared. There is a desire for suppression of microwave energy from these apertures
Data Source
AI summary
A system for processing precursor material, including at least one microwave generator, at least one microwave guide operatively connecting the at least one microwave generator to at least a first conveyor unit, and the first conveyor unit provided in a first housing that comprises at least one opening configured to receive microwave energy via a first microwave guide. The first conveyor unit is configured to receive and process a quantity of precursor material, which includes heating the precursor material to a first temperature by applying microwave energy to the precursor material within the first housing.