WDestimator Estimating Missing Data in Intelligent Wells
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Solution Overview
Problem
The oil and gas industry faces challenges with unreliable, invalid, and incomplete data from intelligent field components, leading to gaps in data streams and malfunctions that affect well performance and productivity.
Innovation Solution
The implementation of a system, termed 'WDestimator,' which employs reservoir management and production engineering logics, along with artificial intelligence and mathematical models, to detect and estimate missing or faulty data in real-time, providing dynamic data substitution to ensure continuous, reliable data streams for intelligent field components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of information
If real-time data collection from intelligent field components is implemented, then well performance monitoring capability is improved, but data reliability deteriorates due to gaps and malfunctions
Solution Approach 1:
The system performs preliminary actions by detecting faulty data patterns and triggering estimation processes before complete data loss occurs. The WDestimator proactively identifies gaps in data streams and initiates reconstruction using engineering logics and artificial intelligence models to prevent information loss before it becomes critical.
Solution Approach 2:
The patent introduces an intermediary estimation system (WDestimator) that mediates between faulty data sources and the monitoring system. This intermediary uses reservoir management logics, production engineering knowledge, and AI models to generate estimated values that bridge gaps in unreliable data streams, ensuring continuous monitoring capability despite component malfunctions.
2Reliability
If data substitution using engineering logics and AI models is implemented, then data reliability is improved, but system complexity increases
Solution Approach 1:
The WDestimator system is designed as a universal platform that handles multiple types of faulty data from various intelligent field components using a single integrated architecture. It combines reservoir management logics, production engineering knowledge, and artificial intelligence models into one multi-functional system that can estimate different parameters (pressure, temperature, flow rates) across different well conditions, reducing the need for separate specialized systems.
Solution Approach 2:
The system implements self-service by automatically detecting faulty data, selecting appropriate estimation methods from its knowledge base, executing the estimation algorithms, and substituting values without human intervention. The WDestimator autonomously monitors data quality, triggers reconstruction processes, and validates results, reducing operational complexity despite the sophisticated underlying technologies.
Data Source
AI summary
Apparatus, computer readable media, and computer programs for managing an intelligent field, are provided. An exemplary apparatus can include, for example, a computer configured to perform the operations of receiving well instrument data, processing the data, detecting a missing or faulty data period, applying a rule set and logics, estimating values for the missing or faulty data, validating the estimated values, and inserting the data in the data period.


