Magnesium Hydride Disk Laser Release for Safe Hydrogen Storage

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Solution Overview

Problem

The challenge of safely storing hydrogen gas for energy use, particularly in vehicles, due to its highly combustible nature, necessitates a reliable and efficient storage solution.

Innovation Solution

A hydrogen energy system utilizing magnesium hydride disks that employ laser excitation for controlled hydrogen gas release, allowing for safe and efficient storage and release of hydrogen, with the disks being designed to resemble compact discs and using a photonic exciter to assist in the release process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If hydrogen gas is stored in conventional tanks, then hydrogen can be stored for energy use, but the highly combustible nature of hydrogen creates safety hazards

Engineering Contradiction:

Improvesafety of hydrogen storageVSAvoidcombustibility hazard

Core Design Contradiction:

ReliabilityVSObject-affected harmful factors

Solution Approach 1:

Magnesium hydride acts as an intermediary substance between hydrogen gas and the storage system. Instead of storing highly combustible hydrogen gas directly, the system stores hydrogen in the form of magnesium hydride solid, which is stable and safe. The hydrogen is released on-demand through laser-induced decomposition of magnesium hydride, providing both safety and controlled delivery.

Inventive Principle:

Principle #24Intermediary (Mediator)

Solution Approach 2:

The invention changes the physical and chemical parameters of hydrogen storage by converting hydrogen gas into magnesium hydride solid through chemical reaction. This parameter change transforms hydrogen from a gaseous, highly combustible state to a solid, stable state, fundamentally altering its safety characteristics while maintaining energy density.

Inventive Principle:

Principle #35Parameter changes

2Reliability

If magnesium hydride is used for hydrogen storage, then safe storage is achieved, but controlled release of hydrogen gas requires additional laser excitation equipment

Engineering Contradiction:

Improvesafety of hydrogen storageVSAvoidlaser excitation system

Core Design Contradiction:

ReliabilityVSDevice complexity

Solution Approach 1:

The invention replaces traditional mechanical or thermal release mechanisms with photonic excitation using laser. Instead of using heat, pressure, or chemical catalysts to release hydrogen, the system uses laser light to directly excite and decompose magnesium hydride, enabling precise, on-demand hydrogen release without complex mechanical control systems.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The laser excitation system operates in periodic pulses rather than continuously, exciting specific portions of the magnesium hydride disk to release hydrogen only when needed. This periodic action allows for controlled, demand-based hydrogen delivery while minimizing energy consumption and system complexity.

Inventive Principle:

Principle #19Periodic action

3Weight of moving object

If hydrogen is stored in magnesium hydride disks, then compact and lightweight storage is achieved, but the release of hydrogen must be precisely controlled to meet energy demands

Engineering Contradiction:

Improveweight of hydrogen storage systemVSAvoidcontrolled release of hydrogen

Core Design Contradiction:

Weight of moving objectVSEase of operation

Solution Approach 1:

The laser system excites specific local regions of the magnesium hydride disk rather than the entire disk uniformly. By directing laser energy to specific portions of the disk, the system can control which areas release hydrogen, enabling precise spatial and temporal control over hydrogen delivery to match energy demand patterns.

Inventive Principle:

Principle #3Local quality

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

This system enables the controlled and efficient release of hydrogen gas, providing a safe and efficient means for hydrogen energy storage and use in vehicles, with the potential to power vehicles over 200 miles on a single refill while maintaining a lightweight and compact design.

Implementation Method 1

using at least one photonic exciter to photonically excite such at least one hydrogen storer to assist release of such stored hydrogen as hydrogen gas

Methodology Applied

Scientific EffectPhotonic excitation: Photoionisation

Implementation Method 2

providing at least one electromagnetic field sufficient to form at least one supply of hydrogen plasma

Methodology Applied

Scientific EffectElectromagnetic field ionization: Ionisation

Implementation Method 3

wherein such at least one metal surface portion absorbs hydrogen from such at least one supply of hydrogen plasma to form at least one metal hydride

Methodology Applied

Scientific EffectHydrogen absorption: Absorption (physical)

Data Source

PatentUS9123925B2Hydrogen energy systems

Publication Date: 2015.09.01 PLASMA KINETICS HLDG LLC

AI summary

Hydrogen energy systems for obtaining hydrogen gas from a solid storage medium using controlled laser beams. Also disclosed are systems for charging/recharging magnesium with hydrogen to obtain magnesium hydride. Other relatively safe systems assisting storage, transport and use (as in vehicles) of such solid storage mediums are disclosed.