Well Tool String Passage Prediction via 3D Geometric Modeling
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Solution Overview
Problem
The inexact nature of wellbore formation and completion can block or hinder the passage of tools, making it challenging to predict the interaction between well tools and the well, which affects tool string component selection, well design, and operational feasibility in drilling and production operations.
Innovation Solution
A distributed computing system with a modeling system that includes a 3D geometric model, a mathematical model, and an adaptive machine learning model to simulate the passage of a well tool string through the well, predicting interactions and required forces based on geometric characteristics of both the tool string and the well.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional wellbore formation and completion methods are used, then well construction can be completed, but tool passage is blocked or hindered due to inexact dimensions and geometries
Solution Approach 1:
The system performs preliminary modeling and prediction of tool string passage through the wellbore before actual deployment. By simulating the interaction between tool geometries and wellbore dimensions in advance, operators can identify potential blockages and adjust configurations to ensure reliable tool passage while accounting for inevitable wellbore dimensional variations
Solution Approach 2:
The system creates virtual 3D models and digital representations of both the wellbore geometry and tool string components. These digital copies allow for realistic simulation of tool passage scenarios, enabling operators to test different configurations and predict interactions without physical trial-and-error in the actual wellbore
2Measurement precision
If detailed geometric modeling is performed to predict tool interactions, then prediction accuracy improves, but computational complexity increases
Solution Approach 1:
The modeling system divides the wellbore and tool string into discrete geometric segments or elements. By segmenting the continuous geometries into manageable portions, the system can perform detailed interaction analysis at critical locations while maintaining overall computational efficiency and system manageability
Solution Approach 2:
The system employs universal modeling frameworks and standardized geometric representations that can handle multiple types of tools and wellbore configurations through a single integrated platform. This multi-functionality reduces the need for separate specialized models for each scenario, thereby managing complexity while maintaining prediction accuracy across diverse applications
Data Source
AI summary
In modeling operation of a well tool in applying a force to a device in a well, a computing system receives inputs representing a plurality of geometric characteristics of the well tool. The computing system also receives inputs representing a plurality of geometric characteristics of the well. The computing system determines based on the geometric characteristics of the well tool and the well, a predicted reaction force on a portion of the well tool that affects operation of the well tool in applying force to the device. The predicted reaction force is due to contact between a surface associated with the well tool and a surface of the well.