Adsorption Rotor Isolation Zones for Gas Leakage Prevention

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Solution Overview

Problem

Existing adsorption and recovery apparatuses face issues with gas leakage and mixing between the adsorption, desorption, and cooling regions, which can lead to safety hazards and reduced treatment efficiency.

Innovation Solution

The apparatus incorporates a configuration with isolation regions between the adsorption, desorption, and cooling regions, utilizing inert gases to prevent gas mixing and leakage, and a control unit to manage pressure differentials to enhance isolation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If isolation regions are added between adsorption, desorption, and cooling regions, then gas leakage and mixing are prevented, but device complexity increases

Engineering Contradiction:
Improvegas isolation effectivenessVSAvoidstructure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The rotor is divided into distinct functional regions (adsorption region, first isolation region, desorption region, cooling region, second isolation region) separated by partition walls. This segmentation prevents gas mixing between regions while maintaining a manageable structural complexity through modular design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Inert gas is introduced into the isolation regions as an intermediary substance to prevent direct contact and mixing between gases from different functional regions. This mediator approach ensures reliable gas isolation without requiring complex sealing mechanisms.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If inert gas is used in isolation regions, then gas mixing is prevented, but energy consumption increases

Engineering Contradiction:
Improvegas isolation effectivenessVSAvoidenergy for gas circulation
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

Inert gas is used to create an inert atmosphere in the isolation regions, preventing harmful chemical reactions and gas mixing. The inert gas circulation system is designed to minimize energy consumption while maintaining effective isolation.

Inventive Principle:
Principle #39Inert atmosphere (Inert environment)

Solution Approach 2:

The system controls the flow rate and pressure parameters of inert gas in the isolation regions to achieve effective gas isolation with minimal energy consumption. By optimizing these parameters, the system balances reliability with energy efficiency.

Inventive Principle:
Principle #35Parameter changes

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

Prevents gas leakage and mixing, ensuring safe operation and maintaining treatment efficiency by isolating regions with inert gases and controlling pressure differentials.

Implementation Method 1

an adsorption rotor that is configured of a structure having a ventilation gap carrying an adsorbent

Methodology Applied
Scientific EffectAdsorption: Adsorption

Implementation Method 2

a desorption region disposed on a downstream side in the rotation direction with respect to the adsorption region, through which a desorption gas is ventilated and the substance to be adsorbed, which is adsorbed onto the structure, is desorbed

Methodology Applied
Scientific EffectDesorption: Desorption

Data Source

PatentUS20260077294A1Adsorption rotor and adsorption and recovery apparatus
Publication Date: 2026.03.19 TAIKISHA LTD
  • US20260077294A1 patent drawing
  • US20260077294A1 patent drawing
  • US20260077294A1 patent drawing

AI summary

An adsorption rotor configured of a structure having a ventilation gap carrying an adsorbent and rotating about a central axis, the adsorption rotor including: an adsorption region in which a gas containing a volatile substance to be adsorbed is ventilated and the substance is adsorbed onto the structure; a desorption region on a downstream side in a rotation direction with respect to the adsorption region, through which a desorption gas is ventilated and the adsorbed substance is desorbed; a cooling region on a downstream side with respect to the desorption region, through which a regeneration gas is ventilated and the structure is cooled; a first isolation region between the adsorption region and the desorption region, through which an inert gas is ventilated; and a second isolation region between the cooling region and the adsorption region, through which an inert gas is ventilated.