Hydrogen Prospect Fracture Network Prediction From Fault Data

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Solution Overview

Problem

Current hydrogen exploration technologies are inefficient and environmentally costly, hindering the widespread adoption of hydrogen-based energy solutions due to high costs and negative environmental impact.

Innovation Solution

A method and system utilizing fault data, including earthquake data, to identify and predict hydrogen generation potential in geological formations by analyzing fracture networks and hydration reactions, facilitating the identification of active fault zones as conduits for water influx and hydrogen migration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If current hydrogen exploration technologies are used, then hydrogen production can be achieved, but the cost is high and environmental impact is negative

Engineering Contradiction:
Improvecost of hydrogen productionVSAvoidenvironmental impact
Core Design Contradiction:
Ease of manufactureVSObject-affected harmful factors

Solution Approach 1:

The patent replaces traditional mechanical drilling and extraction methods with a chemical reaction-based system. Water is injected into ultramafic rock formations to induce serpentinization reactions that naturally produce hydrogen, eliminating the need for high-energy mechanical processing and reducing operational costs while improving environmental sustainability

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

Solution Approach 2:

The patent changes the fundamental approach from extracting existing hydrogen to generating hydrogen in situ through controlled chemical reactions. By altering parameters such as water injection pressure, temperature conditions, and rock permeability, the system creates optimal conditions for serpentinization, thereby reducing exploration costs and environmental disturbance

Inventive Principle:
Principle #35Parameter changes

2Productivity

If traditional hydrogen exploration methods are used, then hydrogen can be produced, but efficiency is low

Engineering Contradiction:
Improveefficiency of hydrogen productionVSAvoidtime for exploration and production
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent performs preliminary characterization of geological formations using machine learning models to identify suitable ultramafic rock targets before injection begins. This preliminary action includes analyzing rock composition, permeability, and structural features, thereby reducing exploration time and increasing production efficiency by targeting only viable formations

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent uses machine learning models trained on existing geological data and successful serpentinization cases to predict outcomes and optimize injection parameters. This copying of knowledge from past successes accelerates the exploration process and improves efficiency by avoiding trial-and-error approaches

Inventive Principle:
Principle #26Copying

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

Enhances the efficiency and reduces the cost of hydrogen production by accurately predicting hydrogen generation in geological formations, thereby improving the economic and environmental viability of hydrogen exploration.

Implementation Method 1

water influx and hydrogen migration... analyzing fracture networks and hydration reactions

Methodology Applied
Scientific EffectSerpentinization hydration reactions: Hydrolysis

Data Source

PatentUS20250382876A1Systems and methods for enhanced natural hydrogen exploration
Publication Date: 2025.12.18 SAUDI ARABIAN OIL CO
  • US20250382876A1 patent drawing
  • US20250382876A1 patent drawing
  • US20250382876A1 patent drawing

AI summary

Embodiments of the present disclosure provide systems and methods for hydrogen production. Systems and methods provided herein may include obtaining one or more hydrogen prospects, the one or more hydrogen prospects selected based on one or more parameters. Systems and methods provided herein may include constructing one or more fracture networks based on the one or more hydrogen prospects, the one or more fracture networks each having a source rock area value. Systems and methods provided herein may include, based on the source rock area value for each of the one or more hydrogen prospects, generating a source rock exposure value for each of the one or more prospects. Systems and methods provided herein may include outputting a production prediction based on the source rock exposure value for each of the one or more hydrogen prospects.