Optical Computing for Real-Time Directional Drilling Control

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Solution Overview

Problem

Current drilling technologies face challenges in maintaining precise directional control during subterranean drilling, particularly in deviated and horizontal wellbores, due to the time constraints imposed by slow data processing, which leads to inefficiencies and reduced hydrocarbon extraction yields.

Innovation Solution

The implementation of optical and quantum computing devices for real-time processing of measurement data, enabling the creation of more accurate 2D and 3D formation models to improve geosteering and maintain the drill bit within the pay zone, utilizing a steerable drilling assembly with adjustable sections and sensors to control the drilling direction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional data processing methods are used during directional drilling, then the drilling operation can proceed with standard equipment, but the data processing speed is slow which reduces productivity and causes loss of time

Engineering Contradiction:
Improvedata processing speedVSAvoidtime for data processing
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent replaces conventional electronic computing systems with optical computing technology to process drilling data. The optical computer uses light-based calculations to achieve significantly faster processing speeds compared to traditional electronic systems, directly resolving the contradiction between processing speed and time consumption.

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

Solution Approach 2:

The invention changes the fundamental parameter of computation from electronic signal processing to optical signal processing. This parameter change enables real-time processing of formation data and directional drilling information, eliminating the time delay inherent in conventional systems.

Inventive Principle:
Principle #35Parameter changes

2Manufacturing precision

If real-time data processing is implemented to improve directional control precision, then the wellbore can be maintained within the pay zone, but conventional systems are too slow to achieve real-time processing

Engineering Contradiction:
Improvedirectional control precisionVSAvoiddata processing efficiency
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The optical computing system replaces electronic computation to provide the processing speed necessary for real-time directional control. This substitution enables the system to process formation data and adjust drilling parameters instantly, achieving both high precision and high productivity simultaneously.

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

Solution Approach 2:

The system implements real-time feedback by continuously processing formation data, comparing actual wellbore position with the target trajectory, and immediately adjusting drilling parameters through the optical computer. This closed-loop feedback system maintains precision while operating at high speed.

Inventive Principle:
Principle #23Feedback

3Productivity

If faster processing is achieved using optical computing, then productivity and time efficiency improve, but the device complexity increases

Engineering Contradiction:
Improvedata processing speedVSAvoidcomputing system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

While optical computing introduces different technological complexity, it replaces the complex electronic computing infrastructure with an optical system that achieves faster processing. The trade-off is acceptable because the optical system, though technologically advanced, consolidates processing functions into a more integrated architecture.

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

Data Source

PatentEP3445943B1Directional drilling control system and methods
Publication Date: 2023.11.29 BAKER HUGHES CO
  • EP3445943B1 patent drawingFigure 1A~1C
  • EP3445943B1 patent drawingFigure 2
  • EP3445943B1 patent drawingFigure 3

AI summary

A method for forming a wellbore in an earth formation includes positioning a drill string in a wellbore; the drill string including a bottom hole assembly (BHA) that includes a steering unit, one or more sensors responsive to one or more formation properties, and one or more sensors responsive to the current orientation of the BHA in a wellbore. The method also includes receiving information from the BHA related to the formation properties and information related to a current orientation of the BHA in the wellbore and processing the information using computing device that is either a programmable optical computing device or a quantum computing device. The computing device calculates the position of formation features with respect to current wellbore position in real time and compare the current position to a prescribed path.