Electrostatic Dust Removal Plates With Glow Plasma Purification
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Solution Overview
Problem
Existing electrostatic precipitation devices suffer from low dust removal efficiency, high power consumption, and safety risks due to complex structures and sensitivity to waste gas composition, temperature, and humidity, failing to meet purification standards.
Innovation Solution
An electrostatic field dust removal device with alternating negative and positive electrode plates forming electrostatic dust removal and glow plasma regions, using spike structures for charge release and waste gas purification, and liquid flow guidance to manage water vapor, enhancing purification and safety.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If traditional electrostatic precipitation devices are used, then dust removal function is provided, but dust removal efficiency is low and power consumption is high
Solution Approach 1:
The electrode structure is segmented into multiple discharge tips arranged in arrays on both positive and negative electrode plates. This segmentation creates multiple localized electrostatic fields and plasma regions, enhancing dust removal efficiency while distributing energy consumption across multiple discrete discharge points rather than requiring high power for a single large-scale discharge field.
Solution Approach 2:
The patent applies different structural characteristics to different regions: sharp discharge tips are positioned at specific locations on electrode plates to create localized high-intensity electric fields for corona discharge, while the overall electrode plate structure provides a distributed energy field. This local quality enhancement at discharge tip locations improves dust removal efficiency without proportionally increasing overall power consumption.
2Productivity
If complex electrode structures are used to improve dust removal, then purification effect increases, but device complexity and cost increase
Solution Approach 1:
The electrode structure is segmented into multiple discharge tips arranged in arrays on both positive and negative electrode plates. This segmentation creates multiple localized electrostatic fields and plasma regions, enhancing dust removal efficiency while distributing energy consumption across multiple discrete discharge points rather than requiring high power for a single large-scale discharge field.
Solution Approach 2:
The electrode plates serve multiple functions simultaneously: they provide the electrostatic field for dust collection, generate plasma for sterilization and odor removal, and their discharge tips create corona discharge for enhanced purification. This multi-functionality reduces the need for separate components, simplifying the overall device structure while maintaining high purification effects.
3Productivity
If existing electrostatic precipitation devices are used, then dust removal is achieved, but safety risks increase due to sensitivity to waste gas composition, temperature, and humidity
Solution Approach 1:
The patent utilizes plasma generation through controlled electrical discharge, which changes the physical and chemical parameters of the waste gas by ionizing molecules and creating reactive species. This parameter transformation enhances the system's resistance to variations in waste gas composition, temperature, and humidity, thereby improving safety and operational reliability while maintaining dust removal function.
Solution Approach 2:
Plasma acts as an intermediary mechanism between the electrical discharge and the waste gas. The plasma region created by the discharge tips mediates the interaction between electricity and gas, providing a controlled and stable purification process that is less sensitive to environmental variations compared to direct electrostatic precipitation, thus enhancing safety.
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 improved dust removal efficiency, reduced energy consumption, extended spike structure life, and safe operation by staggered electrode arrangements and discharge tip designs, while maintaining structural simplicity and cost-effectiveness.
Implementation Method 1
it is purified by corona in the electrostatic dust removal region
Implementation Method 2
ionized in the glow plasma region
Data Source
AI summary
An electrostatic field dust removal device, which relates to a technical field of electrostatic precipitation, includes: at least one negative electrode plate for releasing negative charges; and at least one positive electrode plate, which is alternately arranged in parallel with the at least one negative electrode plate, for receiving the negative charges released by the at least one negative electrode plate; wherein an electrostatic dust removal region and a glow plasma region are formed between each negative electrode plate of the at least one negative electrode plate and each positive electrode plate of the at least one positive electrode plate; and waste gas flows between each negative electrode plate and each positive electrode plate and is alternately purified, wherein it is purified by corona in the electrostatic dust removal region and ionized in the glow plasma region.