Electronic Downhole Valve Control for Faster Packer Actuation
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Solution Overview
Problem
Traditional methods for actuating downhole packers and well tools are complex and time-consuming, often involving mechanical valves or complex pressure systems.
Innovation Solution
A system and methodology utilizing an electronically controlled valve shiftable between modes, connected to a well string, which is actuated via an electronically controlled actuator system to manage fluid flow and tool actuation, including packer inflation and treatment fluid injection.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional mechanical valve methods are used for downhole tool actuation, then the system can operate reliably in downhole environments, but the device complexity and operation time increase significantly
Solution Approach 1:
The patent replaces traditional mechanical valve actuation systems with an electronically controlled actuator system. The actuator receives electronic control signals and converts them to mechanical motion to shift the valve between operational modes, eliminating the need for complex mechanical valve systems while maintaining reliable downhole operation.
Solution Approach 2:
The patent changes the control parameter from mechanical pressure or physical manipulation to electronic control signals. The actuator system responds to electronic signals to control valve positioning, enabling more precise and simpler control of downhole tools compared to traditional mechanical methods.
2Ease of operation
If traditional pressure-based actuation methods are used, then the system can actuate packers and well tools, but the operation becomes time-consuming and less efficient
Solution Approach 1:
The patent replaces time-consuming pressure-based actuation sequences with direct electronic control signals. The actuator system can rapidly position the valve in response to electronic commands, significantly reducing the time required for tool actuation while improving operational ease.
Solution Approach 2:
The actuator system is pre-configured to respond to electronic control signals, allowing for rapid and immediate actuation when commanded. This eliminates the need for complex pressure buildup and valve manipulation sequences, enabling faster response times.
3Productivity
If electronically controlled actuators are used, then the device complexity decreases and operation time is reduced, but the system requires electronic control infrastructure
Solution Approach 1:
The patent introduces an electronically controlled actuator system that replaces complex mechanical valve systems. While this adds electronic control requirements, it significantly improves productivity by enabling rapid, precise control of the valve and downhole tools, with the electronic control infrastructure being more manageable than traditional mechanical systems.
Data Source
AI summary
A technique facilitates control over packers and/or other well tools actuated downhole. The technique utilizes a valve connectable into a well string. The valve is shiftable between a plurality of modes so as to control flow of fluid in a downhole environment. Additionally, an actuator system is connectable into the well string and operatively coupled with the valve. The actuator system is electronically controlled to cause the valve to shift to a desired mode of the plurality of modes. This approach enables electronic control over the actuation of specific downhole tools, e.g. packers, and/or other well related operations.