Drilling System Design Using Primitive Segmentation
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Solution Overview
Problem
The design and optimization of drilling systems and components are hindered by the need for extensive testing and resource-intensive manufacturing, especially when engineers lack access to resources for adequate experimentation, and existing simulation methods require full system modeling, which is time-consuming and costly.
Innovation Solution
The method involves modeling and simulating drilling systems and components using primitives defined by control relationships between control points, allowing for the design of drilling components and systems based on performance parameters without the need for complete system simulation, utilizing a drilling design tool with a computer processor and memory to execute simulations and optimize component design.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If full system modeling and simulation is performed, then design accuracy and reliability are improved, but time consumption and cost increase significantly
Solution Approach 1:
The patent segments the drilling system into independent modular components (drill bit, drill string, bottom hole assembly, etc.), each capable of being modeled and simulated separately. This allows engineers to focus simulation resources on critical components rather than modeling the entire system, thereby reducing time and computational cost while maintaining design accuracy for the most important elements.
Solution Approach 2:
The patent employs primitive modeling that pre-defines basic geometric shapes and mechanical properties for drilling components. These primitives serve as preliminary models that can be quickly simulated and modified, eliminating the need to create detailed models from scratch for each design iteration, thus significantly reducing simulation time while preserving essential design characteristics.
2Reliability
If extensive physical testing and manufacturing are conducted, then design validation and reliability are improved, but resource expenditure and cost increase
Solution Approach 1:
The patent creates virtual copies (digital models) of drilling components using primitive geometry and material properties. These digital twins can be simulated repeatedly under various conditions without consuming physical materials, allowing comprehensive design validation while eliminating the need for extensive physical prototyping and testing, thus reducing resource expenditure significantly.
Solution Approach 2:
The patent performs preliminary design validation through computer-based simulation of primitive models before committing to physical manufacturing. This preliminary virtual testing identifies design flaws and optimization opportunities early in the design process, preventing costly rework during physical prototyping and reducing overall resource consumption.
3Measurement precision
If complete drilling system simulation is performed, then comprehensive performance evaluation is improved, but computational resources and time required increase
Solution Approach 1:
The patent divides the drilling system into discrete modular components, each with its own primitive model. This segmentation allows performance evaluation to be conducted on individual components or subsystems independently, reducing computational complexity while maintaining measurement precision for each element. Results from component-level simulations can be aggregated to evaluate overall system performance.
4Manufacturing precision
If detailed physical modeling is performed, then manufacturing precision is improved, but design time and cost increase
Solution Approach 1:
The patent establishes preliminary primitive models with defined geometric parameters and material properties that capture essential manufacturing characteristics. These pre-configured models can be quickly adjusted and simulated to achieve manufacturing precision requirements without the time-consuming process of creating detailed physical models from scratch, allowing rapid iteration and optimization of design parameters.
Data Source
AI summary
A method for designing a physical component of a drilling system includes defining input parameters of a first primitive in the drilling system, simulating the first primitive to obtain a performance parameter of the first primitive, designing, based on the performance parameter and to obtain a design, the physical component for the drilling system, and storing the design. The physical component has the input parameters of the first primitive. The input parameters include at least one control relationship between a first control point on the first primitive and a second control point.