Gas Compression System Using Water-Based Control Fluid

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Solution Overview

Problem

Existing gas compression systems face challenges in maintaining the chemical purity of gases like oxygen and hydrogen during compression, as they often require synthetic oils that can contaminate the gas and cause thermodynamic variations due to high temperatures, leading to increased costs and safety concerns.

Innovation Solution

A gas compression system utilizing a water-based control fluid that separates gas from external agents, avoiding contamination and thermodynamic variations by using a system with a gas storage tank, liquid holding tank, and a radiator to manage temperature and pressure effectively, while maintaining the chemical composition of the gas unaltered.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If synthetic oil is used to control piston movement during gas compression, then the operational characteristics are maintained under high temperature and pressure, but the gas becomes contaminated with oil and safety risks increase

Engineering Contradiction:
Improveoperational characteristicsVSAvoidgas contamination
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent introduces a piston rod seal system as an intermediary barrier between the synthetic oil lubrication system and the compressed gas. The seal prevents direct contact between oil and gas, allowing the gas to remain pure while still enabling piston movement controlled by synthetic oil under high temperature and pressure conditions.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The compression system is divided into separate compartments: one for gas compression and another for oil lubrication control. This segmentation allows independent optimization of each system - the gas side maintains purity while the oil side provides necessary lubrication, resolving the contradiction between operational reliability and gas contamination.

Inventive Principle:
Principle #1Segmentation

2Object-affected harmful factors

If isolation systems are implemented to prevent oil-gas mixing, then gas purity is maintained, but system complexity and costs increase

Engineering Contradiction:
Improvegas contaminationVSAvoidisolation system
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The patent employs flexible piston rod seals and thin film barriers that provide effective oil-gas separation without requiring complex rigid isolation structures. These flexible sealing elements maintain gas purity while being relatively simple in design, thus reducing overall system complexity compared to traditional isolation systems.

Inventive Principle:
Principle #30Flexible shells and thin films

3Productivity

If high pressure compression is applied to achieve desired gas pressure, then compression efficiency is improved, but temperature increases causing thermodynamic variations

Engineering Contradiction:
Improvecompression efficiencyVSAvoidgas temperature
Core Design Contradiction:
ProductivityVSTemperature

Solution Approach 1:

The patent implements a multi-stage compression approach with intercooling, where the compression process is divided into stages with temperature control between stages. This allows maintaining high overall compression efficiency while controlling temperature at each stage to prevent excessive thermodynamic variations and gas expansion issues.

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

The system achieves efficient and safe compression of gases at high pressures without contamination, reducing costs and ensuring the chemical integrity of gases like oxygen and hydrogen, while avoiding the risks associated with synthetic oils.

Implementation Method 1

a radiator in fluid connection with the second compartment of the hollow cylinder and the liquid holding tank

Methodology Applied
Scientific EffectHeat transfer: Heat Exchanger

Implementation Method 2

a pump in fluid connection with the liquid holding tank and the second compartment of the hollow cylinder

Methodology Applied
Scientific EffectHydraulic pressure: Hydraulic Press

Implementation Method 3

A piston is disposed within the hollow cylinder. The piston divides the hollow cylinder into two compartments. A gas collector tank is in fluid connection with one compartment

Methodology Applied
Scientific EffectCompression: Compression

Data Source

PatentUS12196374B2Apparatus and system for gas compression and the method for compression of a gas
Publication Date: 2025.01.14 GASTECHNO CORP
  • US12196374B2 patent drawing
  • US12196374B2 patent drawing
  • US12196374B2 patent drawing

AI summary

An apparatus and method of compressing a gas is provided. The system includes a gas storage tank and a liquid holding tank and a hollow cylinder. A piston is disposed in the hollow cylinder dividing the hollow cylinder into a first compartment and a second compartment. A gas collector tank is in fluid connection with the first compartment by an outline line. A radiator is provided in fluid connection with the second compartment and the liquid holding tank. The system also contains a pump. The apparatus system may also be coupled to a reactor system oxidizes a hydrocarbon-containing gas.