Wireless Integrated Data Recorder for Drilling Dynamics
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Solution Overview
Problem
Conventional bottom-hole assemblies (BHAs) in oilfield equipment have limited sensor capabilities and data processing, making it difficult to effectively monitor drilling dynamics such as rock type, pressure, temperature, and vibration, which can lead to inefficient drilling operations and maintenance needs.
Innovation Solution
An integrated data recorder system is positioned within a tool, equipped with drilling dynamics sensors, a processor, memory module, and wireless communications, allowing for real-time data collection and transmission without physical connections, enabling continuous monitoring and maintenance optimization.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If conventional BHA sensors are used with limited data processing capability, then device complexity is reduced, but measurement precision and data processing capability deteriorate
Solution Approach 1:
The patent combines multiple drilling dynamics sensors (accelerometers, gyroscopes, magnetometers) with data processing capabilities into a single integrated data recorder unit. This merging of sensing and processing functions into one compact device enables enhanced measurement precision while controlling overall system complexity through consolidation rather than proliferation of separate components.
Solution Approach 2:
The integrated data recorder is designed to perform multiple functions: it houses various types of sensors for different drilling parameters, processes data from all sensors, stores collected information, and communicates with external systems. This multi-functionality allows a single device to provide comprehensive drilling dynamics monitoring without requiring multiple specialized devices, thereby improving measurement capability while managing complexity.
2Ease of operation
If conventional drilling dynamics sensor subs are used with physical connections, then reliability of data transmission is improved, but ease of operation and installation deteriorates
Solution Approach 1:
The patent replaces the conventional mechanical connection system (physical cables or mechanical interfaces) with a wireless communication system. The integrated data recorder incorporates wireless transmitters that can transmit drilling dynamics data without physical connections to the surface equipment. This substitution eliminates the complexity of mechanical connections and data retrieval operations while maintaining reliable data transmission through wireless protocols, thereby significantly improving ease of operation and installation.
3Ease of operation
If integrated data recorder with wireless communications is used, then ease of operation is improved, but use of energy deteriorates
Solution Approach 1:
The integrated data recorder employs periodic action principles for wireless data transmission, where data are transmitted in scheduled intervals or bursts rather than continuously. The system can be configured to transmit data at optimal times (e.g., when drilling parameters indicate significant changes or at predetermined time intervals), reducing overall energy consumption while maintaining operational convenience. This periodic transmission approach allows the system to balance ease of wireless operation with energy efficiency by avoiding constant active transmission.
Data Source
AI summary
An integrated data recorder may be positioned within a slot in a tool. The integrated data recorder includes a sensor package that includes one or more drilling dynamics sensors, a processor in data communication with the one or more drilling dynamics sensors, a memory module in data communication with the one or more drilling dynamics sensors, a wireless communications module in data communication with the processor, and an electrical energy source in electrical communication with the memory module, the one or more drilling dynamics sensors, and the processor.