Gas Advanced Development Workflow for Khuff Formation

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Solution Overview

Problem

The challenge in oil and gas field development is to minimize drilling and completions costs while maximizing hydrocarbon production, often requiring the identification of optimal well locations and development processes to achieve efficient production with a minimal number of wells.

Innovation Solution

A method and system for identifying and developing gas advanced horizontal wells by obtaining a subsurface model of the Khuff formation, determining well locations and planned wellbore paths based on reservoir criteria, and using petrophysical logging tools to optimize drilling and completions processes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If additional wells are drilled to meet desired production rates, then production target is achieved, but drilling costs increase

Engineering Contradiction:
Improveproduction rateVSAvoidnumber of wells
Core Design Contradiction:
ProductivityVSQuantity of substance

Solution Approach 1:

The patent applies preliminary action by conducting comprehensive pre-drilling assessments including reservoir characterization, subsurface modeling, and completion planning before drilling each well. This allows optimization of well location and design to maximize production potential from each well, reducing the total number of wells needed while meeting production targets

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent utilizes parameter changes by dynamically adjusting well location, orientation, and completion parameters based on real-time reservoir data and subsurface models. This enables optimization of each well's production capacity through precise parameter selection, thereby reducing the quantity of wells required

Inventive Principle:
Principle #35Parameter changes

2Ease of manufacture

If wells are drilled without proper guiding criteria, then drilling process is simple, but development costs increase and production is sub-optimal

Engineering Contradiction:
Improvedrilling process simplicityVSAvoidproduction efficiency
Core Design Contradiction:
Ease of manufactureVSProductivity

Solution Approach 1:

The patent implements preliminary action through systematic pre-drilling evaluation including reservoir characterization, subsurface modeling, and completion planning. This structured approach guides well location and design decisions, ensuring optimal production potential while maintaining efficient drilling processes

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent applies feedback mechanisms by continuously monitoring and evaluating reservoir response, well performance, and production data to refine future well designs and locations. This iterative feedback loop optimizes production efficiency while maintaining drilling process effectiveness

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20250123420A1Gas advanced development (GAD) workflow
Publication Date: 2025.04.17 SAUDI ARABIAN OIL CO
  • US20250123420A1 patent drawing
  • US20250123420A1 patent drawing
  • US20250123420A1 patent drawing

AI summary

Method for identifying and developing a gas advanced horizontal well. The method includes obtaining a subsurface model for a subterranean region of interest encompassing a Khuff formation. The method further includes identifying the gas advanced horizontal well by determining a well location that meets a reservoir criterion based on the subsurface model and determining a planned wellbore path that meets a horizontal well directional plan criterion based on the subsurface model and an initial completions assessment. The method further includes determining a set of petrophysical logging tools based on the subsurface model and planned wellbore path, drilling the gas advanced horizontal well according to the planned wellbore path, and obtaining a petrophysical log across a reservoir section using the set of petrophysical logging tools. The method further includes completing the gas advanced horizontal well based on a position of the gas advanced horizontal well relative to the Khuff formation.