Wellbore Fluid Blending Control for Target pH and Viscosity
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Solution Overview
Problem
Current methods and systems for wellbore operations lack the capability to effectively blend multiple streams of fluids with different chemical and physical characteristics to achieve predefined target properties for wellbore fluid treatment.
Innovation Solution
A method and apparatus that controllably blend multiple pressurized fluid streams by adjusting flow rates based on real-time physical and chemical characteristic data, using a system with sensors and controllers to ensure the blended stream meets specific target values, such as pH, viscosity, and conductivity, within predetermined limits.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If multiple fluid streams with different chemical and physical characteristics are blended, then the target physical and chemical characteristics can be achieved, but the system complexity increases due to the need for multiple sensors and controllers
Solution Approach 1:
The system employs sensors to continuously monitor the physical and chemical characteristics of the blended fluid stream and feeds this information back to controllers that adjust the flow rates of individual streams. This closed-loop feedback mechanism enables precise control of the blended stream properties despite the complexity of mixing multiple different fluid streams.
Solution Approach 2:
The controllers are designed to manage multiple fluid streams simultaneously, adjusting flow rates based on real-time sensor data to achieve target characteristics. This multi-functional approach allows a single control system to handle the complexity of blending various streams without requiring separate control mechanisms for each stream.
2Measurement precision
If real-time monitoring and adjustment of flow rates is implemented, then the blended stream meets target values within narrow variations, but the operation complexity increases
Solution Approach 1:
The system automatically monitors and adjusts flow rates without requiring manual intervention. Sensors continuously measure the physical and chemical characteristics of the blended stream, and controllers autonomously modify the flow rates of individual streams to maintain target values, making the system self-regulating and reducing operational complexity.
Solution Approach 2:
Real-time feedback from sensors to controllers enables continuous automatic adjustment of flow rates, ensuring the blended stream consistently meets target characteristics within narrow variations. This automated feedback loop eliminates the need for manual monitoring and adjustment, simplifying operation despite the precision requirements.
3Manufacturing precision
If multiple sensors and controllers are used to control flow rates, then the blended stream characteristics can be precisely controlled, but the cost of the system increases
Solution Approach 1:
The control system is designed to handle multiple fluid streams and monitor multiple characteristics simultaneously using integrated sensors and controllers. This multi-functional design consolidates what could be multiple separate systems into a unified control architecture, reducing overall system cost while maintaining precise control of blended stream characteristics.
Solution Approach 2:
The feedback mechanism uses sensors to monitor physical and chemical characteristics and automatically adjusts flow rates through controllers, enabling precise control of the blended stream. This automated control reduces the need for manual intervention and minimizes the number of separate control devices required, optimizing system cost while achieving the desired precision.
Data Source
AI summary
The present invention describes methods, systems, and apparatuses for controlled delivery of wellbore fluids including analysis and treatment within the methods, systems, and apparatuses themselves.