Segmented Fixed Cone Gas-Liquid Separator Sealing

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Solution Overview

Problem

Conventional spinning cone columns face difficulties in easily installing and detaching fixed cones and preventing reactants from flowing outward, leading to maintenance and operational challenges.

Innovation Solution

The apparatus features a fixed cone divided into multiple unit members that can be easily coupled and decoupled, along with a ring-shaped sealing member that supports the cone and has a larger diameter than the cone, preventing fluid leakage and allowing for easy installation and maintenance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the fixed cone is installed with substantially no tolerance to the housing to prevent fluid leakage, then sealing performance is improved, but installation and disassembly become very difficult

Engineering Contradiction:
Improvesealing performanceVSAvoidinstallation and disassembly
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The fixed cone is divided into multiple segments that can be assembled together to form the complete cone structure. This segmentation allows each segment to be installed separately with proper alignment, avoiding the difficulty of installing a single large rigid cone while maintaining the sealing surface integrity through precise mating surfaces between segments

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A sealing member is introduced as an intermediary component between the fixed cone and the housing. This sealing member creates the fluid-tight seal, allowing the fixed cone itself to be designed with clearance for easy installation and disassembly while the sealing member ensures no fluid leakage occurs

Inventive Principle:
Principle #24Intermediary (Mediator)

2Strength

If the fixed cone is designed as a single integrated structure to ensure structural integrity, then strength is improved, but accessibility and maintenance become degraded

Engineering Contradiction:
Improvestructural integrityVSAvoidaccessibility and maintenance
Core Design Contradiction:
StrengthVSEase of repair

Solution Approach 1:

The fixed cone is segmented into multiple sections that can be independently accessed and removed. This allows maintenance personnel to access specific areas of the cone for cleaning or repair without disassembling the entire structure, while the segmented design maintains overall structural integrity through proper joining mechanisms

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The fixed cone is designed with pre-configured access points and removable sections that are positioned to facilitate maintenance operations. These access features are built into the design from the beginning, allowing routine maintenance such as scale removal to be performed easily without requiring complete disassembly

Inventive Principle:
Principle #10Preliminary action

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 easy installation, maintenance, and repair of the apparatus by allowing the fixed cone to be easily assembled and disassembled, while preventing reactants from escaping, thus improving operational efficiency and reducing costs.

Implementation Method 1

the fluid spreads on a surface of the rotating cone in the form of a thin film by means of a centrifugal force

Methodology Applied
Scientific EffectCentrifugal force: Centrifugal Force

Implementation Method 2

the fluid in the fixed cone moves downward due to the gravity while partially maintaining mobility caused by the centrifugal force

Methodology Applied
Scientific EffectGravity: Gravitation

Data Source

PatentEP3023142B1Gas-liquid separation apparatus
Publication Date: 2018.01.31 LG CHEM LTD
  • EP3023142B1 patent drawingFigure 1~3
  • EP3023142B1 patent drawingFigure 4~5
  • EP3023142B1 patent drawingFigure 6~7

AI summary

Disclosed is an apparatus for separating gas and liquid. The apparatus for separating gas and liquid includes a housing, a rotating shaft provided inside the housing, a drive unit configured to rotate the rotating shaft, a rotating cone mounted at the rotating shaft to rotate about the rotating shaft and having a diameter decreasing from an upper end to a lower end thereof, and a fixed cone formed by coupling at least two first unit members in a circumferential direction of the rotating shaft, disposed in the housing to be spaced apart from the rotating cone and having a diameter decreasing an upper end to a lower end thereof.