Cylindrical Brush Catcher for High-Concentration Dust Gas Treatment
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Solution Overview
Problem
Conventional dust-containing gas treatment apparatuses are ineffective in handling gases with high concentrations of dust, leading to inefficient treatment and maintenance issues.
Innovation Solution
A dust-containing gas treatment apparatus featuring a cylindrical treatment room with a catcher brush, liquid spraying mechanism, rotary driving mechanism, and shared liquid storage and discharging systems, allowing for efficient dust removal and harmless treatment of harmful gases with minimal liquid usage and pressure loss.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If conventional dust-containing gas treatment apparatuses are used, then they can treat gas containing dust of low concentration, but they cannot smoothly treat gas containing dust of relatively high concentration
Solution Approach 1:
The treatment room is divided into multiple sections with catchers positioned at different heights and angles. Each catcher segment handles dust particles of different sizes and concentrations, allowing the system to process high-concentration dust without overload while maintaining stable operation through distributed processing zones
Solution Approach 2:
The catchers are designed to rotate or move dynamically within the treatment room, adjusting their positions to optimize dust capture efficiency. This dynamic adjustment allows the system to adapt to varying dust concentrations and maintain both high productivity and reliable operation across different operating conditions
2Productivity
If more liquid is used to wash down dust, then dust removal efficiency improves, but liquid consumption increases
Solution Approach 1:
Liquid is sprayed preliminarily to pre-wet and agglomerate dust particles before they reach the catchers. This preliminary action enhances dust capture efficiency by making particles heavier and more easily collectable, thereby reducing the amount of liquid needed during the actual washing down phase while maintaining high dust removal efficiency
Solution Approach 2:
The liquid that has washed down dust is collected in a storage portion and then sprayed again by the liquid spraying mechanism. This recovery and reuse cycle significantly reduces liquid consumption while maintaining continuous effective dust removal, as the same liquid serves multiple washing cycles
3Loss of substance
If a complex liquid circulation system is implemented, then liquid usage efficiency improves, but device complexity increases
Solution Approach 1:
The liquid storage portion and liquid spraying mechanism are integrated into a unified circulation system where liquid flows continuously from storage to spraying and back to storage. This merged design eliminates the need for separate pumping and control systems for each function, achieving efficient liquid reuse while keeping the overall system structure simple and manageable
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
Enables smooth and maintenance-free treatment of high-concentration dust-containing gases with reduced liquid consumption and pressure loss, improving dust removal efficiency and safety by utilizing hydrophobic and hydrophilic materials and a switching mechanism for optimal gas flow.
Implementation Method 1
use hydrophobic material for the hair of the catcher consisting of the brush at a higher position than that and hydrophilic material for the hair of the catcher consisting of the brush at a lower position
Implementation Method 2
rotary driving mechanism to rotate the catcher
Implementation Method 3
storage portion of the liquid dropping through the treatment room
Data Source
Figure 1
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AI summary
In order to provide a dust-containing gas treatment apparatus which can smoothly achieve the treatment of gas containing dust of high concentration, the apparatus is equipped with a cylindrical treatment room 1 to introduce gas containing dust and remove the dust from the gas, catcher 2 consisting of brush with the hair 22 planted in the support 21 installed in the treatment room 1 to catch the dust contained in the gas, liquid spraying mechanism 3 installed in the treatment room 1, rotary driving mechanism 6 to rotate the catcher 2 and stirrer 4, gas introducing portion 7 to introduce the gas containing dust, gas discharging portion 8 to discharge the gas, the dust removed, from the treatment room 1 and liquid discharging portion 9 to discharge the liquid containing the dust removed from the gas.