Plasma Ablation for Metal Purity in Deep Space

Solution Overview

Problem

Current technologies lack an effective method for transforming minerals, metal salts, and free metals or alloys on asteroids or planets into pure metals without recombination in deep space, where vacuum conditions and low temperatures pose challenges for materials processing.

Innovation Solution

A system and process utilizing a PERT station with MHD-MGD recycling systems, inductive plasma torches, and laser lines to stabilize and transform extraterrestrial materials into pure metals by deploying magnetic hydraulic cylinders and plasma ablation, allowing for the extraction and refinement of metals and gases in a controlled plasma environment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If conventional materials processing methods are used in deep space, then the process can be simple, but the vacuum conditions and low temperatures prevent effective transformation of minerals and metal compounds into pure metals

Engineering Contradiction:
Core Design Contradiction:
Manufacturing precisionVSAdaptability or versatility

Solution Approach 1:

The patent transforms the plasma from a cold state (ambient temperature) to a hot state (thousands of degrees) through electromagnetic energy input, fundamentally changing the thermal parameter to enable metallurgical reactions. This allows the plasma to function as a processing medium that can break down minerals and metal compounds into pure metals despite the cold ambient space environment. The plasma parameters (temperature, density, composition) are dynamically adjusted to optimize the extraction process.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention utilizes phase transitions of matter, specifically maintaining plasma in a gaseous ionized state that can penetrate and process solid extraterrestrial materials. The plasma phase allows for direct transformation of solid minerals into gaseous metal vapors, which then condense into pure metal droplets. This phase transition approach bypasses the need for traditional solid-state or liquid-state processing that would fail in space vacuum conditions.

Inventive Principle:
Principle #36Phase transitions

2Manufacturing precision

If plasma processing is implemented in deep space, then metal extraction and purification can be achieved, but the system complexity increases due to need for plasma generation and control mechanisms

Engineering Contradiction:
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The plasma processing system is designed to perform multiple functions: it heats materials, breaks chemical bonds, separates metals from compounds, and purifies extracted metals all within a single plasma chamber. The same plasma field that generates high temperature also provides the ionized environment necessary for efficient separation and purification. This multi-functionality reduces the need for separate heating chambers, reaction vessels, and purification systems that would otherwise be required.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent replaces mechanical crushing, grinding, and chemical processing mechanisms with plasma-based electromagnetic processing. Instead of using mechanical force to break down minerals, the plasma's thermal and chemical energy directly decomposes the material structure. This substitution eliminates complex mechanical feeders, crushers, and conveyors that would be difficult to operate in microgravity, replacing them with a more compact electromagnetic field-based system.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Manufacturing precision

If materials are processed in deep space vacuum, then contamination is minimized, but the low temperatures and vacuum conditions prevent effective chemical reactions and material transformation

Engineering Contradiction:
Core Design Contradiction:
Manufacturing precisionVSTemperature

Solution Approach 1:

The invention locally changes the temperature parameter within the plasma processing zone, creating a high-temperature microenvironment (thousands of degrees) that exists independently from the cold space vacuum. This localized parameter change allows endothermic decomposition reactions and metallurgical processes to proceed at rates sufficient for practical processing, while the surrounding vacuum environment remains cold and contamination-free.

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

Enables the transformation of raw materials into pure metals with varying purities, effectively addressing the challenges of deep space processing by maintaining plasma stability and efficiency, allowing for the recycling and refinement of materials in extraterrestrial environments.

Implementation Method 1

Deep space provides the ideal referential and conditions of a vacuum (ultravacuum, 10-14 to 10-17 torr) for creating plasma for applied technologies

Methodology Applied
Scientific EffectPlasma: Plasma

Implementation Method 2

performing ablation and destruction of the qualified material

Methodology Applied
Scientific EffectAblation: Ablation

Implementation Method 3

deploying multiple magnetic hydraulic cylinders around the qualified material

Methodology Applied
Scientific EffectMagnetic Field: Magnetic Field

Implementation Method 4

deploying multiple magnetic hydraulic cylinders around the qualified material

Methodology Applied
Scientific EffectHydraulic Press: Hydraulic Press

Implementation Method 5

magneto hydro dynamics (MHD) system

Methodology Applied
Scientific EffectMagnetohydrodynamic Effect: Magnetohydrodynamic Effect

Implementation Method 6

magneto gas dynamics (MGD) system

Methodology Applied
Scientific EffectElectromagnetic Induction: Electromagnetic Induction

Implementation Method 7

laser lines to stabilize and transform extraterrestrial materials into pure metals

Methodology Applied
Scientific EffectLaser: Laser

Data Source

PatentUS10626479B2Plasmas for extraterrestrial resources and applied technologies (PERT) space debris remediation, mining, and refining
Publication Date: 2020.04.21
  • US10626479B2 patent drawing
  • US10626479B2 patent drawing
  • US10626479B2 patent drawing

AI summary

A process and system for the extraction of metals and gases contained on planets and asteroids (mining and refining) and for space debris remediation may include geographically localizing a material to be extracted/remediated; performing a risk analysis on the material to determine whether the material presents a serious risk of instantaneous fracture or disaggregation; using the risk analysis to qualify or refuse the material; capturing and stabilizing the qualified material in an ablation cylinder on a plasma machine (PERT station); deploying multiple magnetic hydraulic cylinders around the qualified material; equalizing and stabilizing the PERT station and the qualified material; performing ablation and destruction of the qualified material; and transforming pure elements from the ablation cylinder.