Gas Generation Device Mist Trap Design

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Solution Overview

Problem

Conventional fluorine gas generation devices face issues with clogging due to mist and microparticles derived from molten salt, requiring complex structures and regular maintenance, leading to increased size and operational costs.

Innovation Solution

A simpler gas generation device design incorporating a mist trap with a tubular housing, gas inlet and outlet ports, a filler receiving section, and a gas diffusion section that efficiently adsorbs mist and microparticles using a filler, eliminating the need for a temperature regulating mechanism and waste liquid tank.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Duration of action of stationary object

If a temperature regulating mechanism and waste liquid tank are installed to dissolve clogging substances, then filter lifetime is extended, but device size increases and operational costs increase

Engineering Contradiction:
Improvefilter lifetimeVSAvoiddevice structure
Core Design Contradiction:
Duration of action of stationary objectVSDevice complexity

Solution Approach 1:

The invention extracts and removes the harmful mist and microparticles from the gas stream using a filter, and eliminates the need for complex temperature regulating mechanisms and waste liquid tanks by using a simple structure where mist and microparticles are directly removed without dissolution

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The invention uses a simple, replaceable filter element that can be easily disposed of or replaced when saturated, eliminating the need for expensive and complex temperature regulation systems and waste liquid handling infrastructure

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

2Object-affected harmful factors

If a temperature regulating mechanism is installed to liquefy hydrogen fluoride, then mist is washed down, but device size increases and production costs increase

Engineering Contradiction:
Improvemist removalVSAvoidproduction cost
Core Design Contradiction:
Object-affected harmful factorsVSEase of manufacture

Solution Approach 1:

The invention uses an inexpensive filter element that physically traps mist and microparticles, replacing expensive temperature regulation equipment and waste liquid handling systems with a simple, low-cost filtration approach

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The invention employs a porous filter element that physically captures mist and microparticles through adsorption and filtration mechanisms, providing effective mist removal without requiring complex temperature regulation equipment

Inventive Principle:
Principle #31Porous materials

3Reliability

If a complex waste liquid handling system is installed, then clogging substances are removed, but operational costs increase

Engineering Contradiction:
Improveclogging preventionVSAvoidelectric power consumption
Core Design Contradiction:
ReliabilityVSUse of energy by stationary object

Solution Approach 1:

The filter element automatically captures and retains mist and microparticles as gas passes through it, providing self-service clogging prevention without requiring external energy input or complex waste liquid handling systems

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The invention uses a simple, replaceable filter that prevents clogging through physical filtration, eliminating the need for energy-consuming waste liquid handling systems and complex maintenance infrastructure

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

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 design effectively removes mist and microparticles without clogging, reducing the device's size and operational costs by utilizing space efficiently within the mist trap, thereby extending the filter's lifespan without the need for frequent maintenance.

Implementation Method 1

a filler receiving section that is positioned between the gas inlet port and the gas outlet port and receives a filler for adsorbing the mist and the microparticles

Methodology Applied
Scientific EffectAdsorption: Adsorption

Implementation Method 2

a gas diffusion section that is positioned between the gas inlet port and the filler receiving section and is for diffusing the gas generated from the electrolytic cell through the housing

Methodology Applied
Scientific EffectDiffusion: Diffusion

Data Source

PatentUS9708720B2Gas generation device
Publication Date: 2017.07.18 CENT GLASS CO LTD
  • US9708720B2 patent drawing
  • US9708720B2 patent drawing
  • US9708720B2 patent drawing

AI summary

Disclosed is a gas generation device 100 that has a mist trap 50a equipped with a tubular housing 51, a gas inlet port 52 for allowing the gas generated from an electrolytic cell, a gas outlet port 53 for allowing the gas to flow out of the housing, a filler receiving section 58 that is positioned between the gas inlet port 52 and the gas outlet port 53 and receives a filler 56 for adsorbing mist and microparticles, and a gas diffusion section 57 that is positioned between the gas inlet port 52 and the filler receiving section 58 and is for diffusing the gas generated from the electrolytic cell 1 through the housing 51, that the gas outlet port 53 has a gas inlet tube 55 connecting to the interior of the housing 51, and that a gas entry portion 59 of the gas inlet tube 55 is arranged so as to be embedded in the filler 56 received in the filler receiving section 58.