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Liquid Oxygen Engine

Inventor: Charles Tripler; Jacob Tripler Wainwright
Device: Self-regenerating liquid O_2/CO_2 engine
Folder: tripler
Original: Open article
Confidence
0.60
Practicability
0.30
Evidence
0.20
Fringe Score
0.85
Risk
0.20
TRL
2

Goal

Convert ambient atmospheric heat into mechanical work using a liquid-oxygen/CO_2 working fluid, thereby eliminating the need for conventional fuel.

Problem

Reliance on fossil-fuel or external energy sources for heat-engine operation and the loss of waste heat to a refrigerator.

Concept Summary

The invention describes a heat engine that compresses air, cools it with water, expands it through a Joule-Thomson valve to produce extreme cold, liquefies oxygen, and then uses the liquid oxygen as a working fluid to generate mechanical work. A "potential transformer" cycle is claimed to recycle the rejected heat back to the source, allowing the engine to run on ambient atmospheric heat alone.

Principles

  • Compression of air to high pressure
  • Joule-Thomson expansion for rapid cooling
  • Liquefaction of atmospheric oxygen
  • Potential transforming engine that recycles rejected heat
  • Revised interpretation of the second law of thermodynamics

Scientific Domains

Thermodynamics Mechanical Engineering Fluid Mechanics

Materials

  • Air
  • Liquid oxygen
  • Carbon monoxide
  • Water
  • Metal pipes
  • Heat-conducting diaphragm material
  • Non-conducting cylinder

Mechanisms of Action

  • High-pressure compression of ambient air
  • Water-cooled heat exchangers to lower temperature
  • Sudden expansion of compressed air to create cold (Joule-Thomson effect)
  • Liquefaction of O_2 at -312 deg F and collection in a tank
  • Use of liquid O_2/CO_2 as a working fluid in pistons to produce work
  • Heat-recovery via a "potential transformer" that returns waste heat to the source

Energy Sources

Atmospheric ambient heat Mechanical work for air compression

Applications

  • Standalone power generation
  • Vehicle propulsion
  • Portable energy source for remote locations

Claimed Performance

The engine can operate continuously using only atmospheric heat, producing mechanical work without external fuel consumption.

Experimental Evidence

The article provides a descriptive process and patent drawings but no quantitative experimental data or independent verification.

Limitations

  • No peer-reviewed experimental data
  • Claims conflict with established thermodynamic laws
  • Requires high-pressure compression and handling of liquid oxygen (cryogenic safety)
  • Efficiency and net power output not quantified

Red Flags

  • Violation of the second law of thermodynamics claimed
  • Absence of independent replication or peer-reviewed validation
  • Potential overunity / free-energy claims

Keywords

liquid oxygen air liquefaction Joule-Thomson cooling free energy overunity potential transformer heat engine

Related Technologies

Air liquefaction plants Joule-Thomson refrigeration Heat pumps Perpetual-motion / free-energy devices

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