Automated Slide Drilling Control for Tool Face Precision
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Conventional drilling technologies struggle to handle the complexity of deep and directional boreholes, failing to timely process information from downhole sensors and surface control systems, leading to costly errors and reduced well output.
Innovation Solution
A drilling rig system with a computer system that includes a processor and memory, capable of controlling slide drilling operations by determining tool face and torque, transitioning between drilling modes, and adjusting orientations based on recorded data to minimize errors.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If conventional drilling technologies are used, then operational simplicity is maintained, but drilling precision and error detection capability deteriorate
Solution Approach 1:
The patent replaces manual drilling operations with an automated computer system that controls the drilling rig. The computer system processes sensor data and automatically adjusts drilling parameters, substituting human operators and manual control mechanisms with automated computational control, thereby improving precision while managing complexity through software-based solutions.
Solution Approach 2:
The drilling system incorporates self-monitoring and self-adjustment capabilities through downhole sensors that continuously track drilling parameters and feed this data back to the computer system. The system automatically detects errors and adjusts operations without external intervention, enabling the drilling process to self-correct and maintain high precision.
2Loss of information
If manual drilling operations are used, then system complexity is reduced, but information processing speed and error minimization capability deteriorate
Solution Approach 1:
The patent implements a closed-loop feedback system where downhole sensors continuously monitor drilling parameters such as weight on bit, rotary speed, and differential pressure. This real-time data is transmitted to the computer system, which processes the information and automatically adjusts drilling operations to maintain optimal performance and minimize errors, thereby reducing information loss.
Solution Approach 2:
The system replaces manual information gathering and decision-making with automated computer-based processing. The computer system rapidly analyzes sensor data and executes control decisions, substituting human cognitive processing with computational algorithms that can handle large volumes of information at high speeds with greater accuracy.
3Productivity
If automated slide drilling is implemented, then drilling efficiency and precision are improved, but equipment complexity and operational complexity increase
Solution Approach 1:
The automated slide drilling system performs self-monitoring and self-adjustment through integrated sensors and computer control. The system automatically detects drilling conditions, processes sensor information, and adjusts operational parameters without requiring constant manual intervention, thereby maintaining high efficiency while reducing the burden on operators.
Solution Approach 2:
The computer system serves multiple functions simultaneously: it controls drilling parameters, processes sensor data, detects errors, adjusts operations in real-time, and maintains automated slide drilling mode. This multi-functionality consolidates numerous operational tasks into a single integrated system, improving efficiency while managing complexity through unified control.
Data Source
AI summary
An automated slide drilling system (ASDS) may be used with a drilling rig system to control slide drilling. The ASDS may autonomously control slide drilling without user input during the slide drilling. The ASDS may further support a transition from rotary drilling to slide drilling to rotary drilling without user input during the transitions. The operations can include receiving a first orientation of a drill string from a top drive; beginning a drilling operation, including one of: a slide drilling or a rotary drilling operation; recording a second orientation of the drill string in response to the drilling operation; and calculating a starting position of a quill associated with the drill string based on the recorded second orientation of the drill string. The ASDS may also support user input and user notifications for various steps to enable manual or semi-manual control of slide drilling by a driller or an operator.