Geological Resource Evaluation Vector Method

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Solution Overview

Problem

Current methods for evaluating the exploitation value of geological resources, such as petroleum traps, are subjective and lack objectivity, often relying heavily on human expertise and failing to consider multiple dimensions accurately, resulting in inaccurate assessments.

Innovation Solution

A method and apparatus that acquire geological parameters in multiple dimensions, match them with thresholds to form characterization vectors, and perform evaluations based on these vectors to objectively assess the exploitation value of geological resources, considering parameters like porosity, trap area, cap-rock thickness, and distance to a hydrocarbon generation center.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If evaluation methods are based on specialists' experiences and human expertise, then the evaluation process is simple and easy to operate, but the objectivity and accuracy of the evaluation are poor

Engineering Contradiction:
Improveevaluation accuracyVSAvoidevaluation system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent replaces the mechanical system of human expert evaluation with an automated computer-based evaluation system. The system acquires geological parameters, matches them with thresholds, forms characterization vectors, and performs evaluation operations automatically, eliminating subjective human factors while maintaining evaluation capability through algorithmic processing

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

Solution Approach 2:

The patent transforms the evaluation process from qualitative expert judgment to quantitative parameter-based assessment. By acquiring specific geological parameters (porosity, permeability, thickness, etc.), matching them with numerical thresholds, and computing characterization vectors, the system converts subjective evaluation into objective mathematical computation, significantly improving measurement precision

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If conventional evaluation methods are used, then the evaluation process is quick and simple, but the comprehensive consideration of multiple dimensions is insufficient

Engineering Contradiction:
Improvemulti-dimensional evaluation capabilityVSAvoidevaluation time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The patent segments the evaluation process into distinct modular steps: acquiring geological parameters in multiple dimensions, matching each parameter with corresponding thresholds, forming characterization vectors, and performing evaluation operations. This segmentation allows comprehensive multi-dimensional assessment while maintaining procedural efficiency through systematic organization

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent extends the evaluation from single-dimensional or two-dimensional assessment to multi-dimensional evaluation by acquiring geological parameters across multiple dimensions simultaneously. The characterization vector integrates multiple dimensional parameters, enabling comprehensive evaluation of geological resources while the automated computation maintains time efficiency

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS11037084B2Method and apparatus for evaluating exploitation value of a geological resource
Publication Date: 2021.06.15 PETROCHINA CO LTD
  • US11037084B2 patent drawing
  • US11037084B2 patent drawing
  • US11037084B2 patent drawing

AI summary

According to some implementations, the present disclosure relates to a method and apparatus for evaluating exploitation value of a geological resource. In one implementation, a method includes: acquiring geological parameters of a geological structure in multiple designated dimensions, wherein the geological parameters are used for characterizing a state of the geological structure in the designated dimensions; matching the geological parameters with a threshold of each of the designated dimensions, respectively, to obtain a characterization value of each of the designated dimensions; forming a characterization vector from the characterization values of the designated dimensions; and performing an evaluation operation based on the characterization vector to obtain an evaluation value of the geological resource in the geological structure. The exploitation value of a geological resource can be evaluated by taking the effect of a threshold of the geological resource on the exploitation value of the geological resource into full consideration.