Real-time Slide Drilling Adjustment via Continuous Downhole Feedback
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Solution Overview
Problem
Directional drilling operations face challenges in accurately assessing the progress and effectiveness of slide drill segments due to the lack of real-time feedback, leading to difficulties in modifying drilling instructions during the operation.
Innovation Solution
A method involving a surface steerable system that receives continuous downhole data from a bottom hole assembly, identifies build rates, and alters sliding instructions based on real-time data, allowing for dynamic adjustments during the slide drill segment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If static surveys are used to obtain directional data at discrete points, then measurement accuracy is improved, but real-time feedback capability deteriorates
Solution Approach 1:
The patent implements a feedback mechanism where directional data obtained during the slide drill segment is continuously monitored and fed back to the surface system. This allows real-time assessment of slide effectiveness and enables dynamic modification of subsequent slide instructions, resolving the contradiction by providing both accurate measurements and real-time information flow.
Solution Approach 2:
The patent transitions from discrete static surveys to continuous directional data collection during the slide drill segment. By continuously measuring directional parameters throughout the sliding operation, the system maintains uninterrupted information flow while preserving measurement accuracy, thus eliminating the gap between static survey points.
2Device complexity
If static surveys are conducted at discrete intervals, then device complexity is reduced, but adaptability of drilling instructions deteriorates
Solution Approach 1:
The continuous feedback loop enables the surface system to adapt slide instructions in real-time based on actual directional data collected during the slide segment. This allows the system to respond to changing downhole conditions without increasing physical device complexity, as the adaptation is achieved through intelligent processing of continuous data streams.
Solution Approach 2:
The patent transforms the static, pre-planned drilling instructions into a dynamic system where slide parameters can be continuously adjusted during execution. The system adapts to real-time conditions by modifying build rates, slide lengths, and toolface orientations based on actual performance data, enhancing versatility without mechanical complexity.
3Loss of information
If continuous downhole data collection is implemented, then real-time feedback is improved, but use of energy deteriorates
Solution Approach 1:
The patent implements continuous data collection during the slide drill segment rather than continuous transmission throughout the entire drilling operation. By limiting continuous monitoring to specific high-value segments where slide effectiveness needs assessment, the system achieves real-time feedback capability while minimizing energy consumption during low-value intervals.
Data Source
AI summary
A method of modifying a slide drill segment while implementing the slide drill segment includes receiving downhole data from a BHA during slide drilling of a slide drill segment. The method also includes calculating, based on the downhole data, a build rate and altering, while performing the slide drill segment, sliding instructions based on the build rate and the downhole data. The method also includes implementing the altered sliding instructions.