Automated Slide Drilling Control for Tool Face Precision
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Solution Overview
Problem
Conventional drilling technologies struggle with the complexity of deep and directional boreholes, failing to timely process downhole sensor data and surface control systems, leading to costly errors and reduced well output.
Innovation Solution
An automated slide drilling system with a computer system that controls a drilling rig, including a processor and memory, to manage slide drilling operations by determining torque, tool face, and oscillation, using inputs from sensors and user data to maintain drilling parameters within predetermined limits.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If automated slide drilling is implemented, then drilling precision and efficiency are improved, but device complexity increases
Solution Approach 1:
The patent replaces manual mechanical control systems with an automated computer-based control system that processes sensor data and executes drilling operations. The computer system receives data from downhole sensors and surface control systems, processes this information, and automatically adjusts drilling parameters to maintain precision, thereby reducing human error while managing system complexity through digital integration.
Solution Approach 2:
The automated slide drilling system incorporates continuous feedback mechanisms where downhole sensors monitor drilling parameters in real-time, and this data is processed by the computer system to automatically adjust control signals sent to the drilling rig. This closed-loop feedback ensures precise maintenance of drilling parameters while the system learns from continuous data to optimize performance.
2Productivity
If conventional drilling methods are used, then device complexity is lower, but productivity and reliability deteriorate due to errors and delays
Solution Approach 1:
The automated slide drilling system enables the drilling operation to self-regulate by using downhole sensors to continuously monitor conditions and the computer system to automatically process this data and adjust drilling parameters without requiring constant manual intervention. This self-service capability maintains high productivity and reliability by eliminating human reaction delays and errors in real-time decision-making.
Solution Approach 2:
The system performs preliminary processing of sensor data and pre-calculates optimal drilling parameters before executing drilling operations. The computer system analyzes data from downhole sensors and surface control systems in advance, preparing control signals that optimize drilling performance and prevent errors before they occur, thereby enhancing both productivity and reliability.
3Speed
If manual control is used, then ease of operation is higher, but processing speed and response time worsen
Solution Approach 1:
The patent replaces manual mechanical control with an automated computer system that processes sensor data at electronic speeds. The computer system receives data from downhole sensors and surface control systems, processes this information through digital algorithms, and generates control signals instantaneously, dramatically increasing data processing speed compared to manual methods while managing complexity through standardized digital interfaces.
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
The system enhances drilling precision and efficiency by automating slide drilling, reducing errors, and optimizing drilling parameters, thereby minimizing costs and maintaining well productivity.
Implementation Method 1
engage a bottom of the wellbore with the drill bit
Implementation Method 2
establish a torque value in the drill string
Implementation Method 3
reduce friction of the drill string in a wellbore during a slide drilling procedure
Data Source
Figure 1A
Figure 1B~1C
Figure 2A
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 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.