Perforation Efficiency Diagnostics via Pressure Plotting
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Solution Overview
Problem
Understanding and optimizing perforation parameters during hydraulic fracturing in unconventional reservoirs is challenging, particularly in determining the dynamics of fluid flowpath elements and diagnostics for pumping procedures in horizontal and vertical wells.
Innovation Solution
A system and method that utilize a fluid handling system with sensors and an information handling system to monitor and control the injection of treatment fluids, allowing for real-time data analysis and modeling to determine perforation parameters such as the number of flowpath elements, pressure response, and flowrate, enabling dynamic adjustments during fracturing operations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If real-time monitoring and data analysis systems are implemented to determine perforation parameters, then measurement precision and diagnostic capability are improved, but device complexity increases
Solution Approach 1:
The patent employs an information handling system as an intermediary that processes complex well operation data, pressure measurements, and flow rate information to determine perforation parameters. This intermediary system translates raw sensor data into actionable diagnostic information, resolving the contradiction by providing high measurement precision through sophisticated data analysis while managing system complexity through modular architecture and specialized software algorithms.
2Productivity
If dynamic adjustments to perforation parameters are made during fracturing operations, then productivity and treatment optimization are improved, but ease of operation decreases
Solution Approach 1:
The system implements continuous feedback loops where pressure sensors and flow rate monitors provide real-time data to the information handling system, which then dynamically adjusts perforation parameters based on measured performance. This feedback mechanism enables productivity improvement through optimization while managing operational complexity by automating the adjustment process and providing clear diagnostic guidance to operators.
Solution Approach 2:
The patent enables dynamic adjustment of perforation parameters during the fracturing process rather than using static pre-determined settings. The system adapts to changing downhole conditions by continuously monitoring pressure and flow rate, then modifying treatment parameters in real-time to optimize productivity while managing operational complexity through automated control algorithms.
Data Source
AI summary
A method may comprise plotting treatment data to form a plot of the treatment data, fitting a function to the plot of the treatment data, determining an intercept of the function, calculating one or more coefficients, plotting the one or more coefficients on a histogram, and identifying one or more active flowpath elements on the histogram. A system may comprise a fluid handling system and an information handling system. The fluid handling system may comprise a fluid supply vessel, wherein the fluid supply vessel is disposed on a surface; pumping equipment, wherein the pumping equipment it attached to the fluid supply vessel and disposed on the surface; wellbore supply conduit, wherein the wellbore supply conduit is attached to the pumping equipment and disposed in a formation; and a plurality of flowpath elements, wherein the flowpath elements fluidly couple the wellbore supply conduit to the formation.