Conveyance Deployment System for Tortuous Wellbores
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Solution Overview
Problem
Drill pipes and other conveyances face significant frictional forces and other challenges while being deployed in tortuous wellbores, leading to reduced hook load and potential stuck pipes.
Innovation Solution
A conveyance deployment system that uses data analytics and real-time monitoring to determine conditions affecting deployment, and dynamically activates tools such as oscillation tools, thrusters, and top drives to overcome these conditions and facilitate smooth conveyance movement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of stationary object
If conveyance is deployed in tortuous wellbore, then deployment depth is increased, but frictional forces increase and hook load decreases
Solution Approach 1:
The system employs oscillation tools that generate mechanical vibrations along the conveyance to reduce frictional forces during deployment through tortuous wellbores. The vibrations help overcome static and kinetic friction between the conveyance and wellbore wall, enabling deeper deployment despite increased frictional resistance.
Solution Approach 2:
The system dynamically adjusts deployment parameters including conveyance rotation speed, oscillation frequency, and thrust force based on real-time monitoring of hook load and friction conditions. This adaptive parameter adjustment optimizes the deployment process to maintain sufficient hook load while navigating tortuous wellbore paths.
2Length of stationary object
If conveyance is deployed in tortuous wellbore, then deployment depth is increased, but risk of stuck pipe increases
Solution Approach 1:
The system implements real-time monitoring of hook load, conveyance position, and operational parameters to detect conditions that may lead to stuck pipe. When abnormal conditions are detected, the system automatically adjusts deployment parameters or activates oscillation tools to prevent the conveyance from becoming stuck, thereby maintaining reliability during deep wellbore deployment.
Solution Approach 2:
Oscillation tools generate controlled vibrations that prevent the conveyance from adhering to the wellbore wall, reducing the risk of stuck pipe conditions during deployment through tortuous and deep wellbores.
3Ease of operation
If frictional forces are reduced using oscillation tools, then conveyance movement is improved, but system complexity increases
Solution Approach 1:
The oscillation tools are integrated into the existing conveyance deployment system, serving multiple functions including friction reduction, stuck pipe prevention, and conveyance position control. This multi-functionality reduces the need for separate dedicated devices, thereby limiting the increase in overall system complexity.
Solution Approach 2:
The system uses the conveyance's own rotational motion and integrated oscillation tools to generate the vibrations needed for friction reduction, rather than requiring external vibration sources. This self-service approach minimizes additional system complexity while achieving the desired friction reduction effect.
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 effectively reduces friction and enhances the ability to deploy conveyances to predetermined locations, reducing the risk of stuck pipes and improving operational efficiency in challenging wellbore environments.
Implementation Method 1
frictional forces and other forces exerted on the drill pipe decrease the hook load of the drill pipe
Implementation Method 2
determine a thrust force of a thruster, which when generating the thrust force, overcomes the one or more conditions
Implementation Method 3
determine one or more operations which, when performed by one or more tools used during the well operation, overcome the one or more conditions
Data Source
AI summary
The disclosed embodiments include well operation evaluation systems and methods to analyze a broomstick chart of a well operation. The method includes receiving data indicative of a well operation involving deploying a conveyance to a predetermined location. The method also includes determining one or more conditions that impact deployment of the conveyance to the predetermined location. The method further includes determining a likelihood of occurrence of the one or more conditions. The method further includes determining one or more operations which, when performed by one or more tools used during the well operation, overcome the one or more conditions.