Frequency Modulated Magnetic Pressure Pulse Tool
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Solution Overview
Problem
Conventional magnetic pressure pulse tools are limited in the magnitude of force or pressure they can apply to work pieces, and lack the ability to control pressure effectively for specific work applications, such as in subterranean operations like hydrocarbon recovery and geothermal well operations.
Innovation Solution
A frequency-modulated magnetic pressure pulse tool that includes an inductor and a controller to vary the frequency of the electrical current applied to the inductor, matching the natural resonant frequency of the work piece to achieve a greater pressure magnitude, and allowing for controlled application of magnetic pressure pulses to move or deform work pieces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Force
If conventional magnetic pressure pulse tools are used, then the tool structure is simple, but the magnitude of force or pressure that can be applied to work pieces is limited
Solution Approach 1:
The patent applies dynamics by making the frequency of the electrical current variable rather than fixed. The controller dynamically adjusts the frequency to match the natural resonant frequency of the work piece, which maximizes the magnetic pressure effect. This dynamic frequency adjustment enables greater force magnitude without requiring a fundamentally more complex tool structure, as it utilizes the existing inductor and controller with added frequency modulation capability.
Solution Approach 2:
The patent changes the parameter of electrical current frequency to resolve the contradiction. By varying the frequency parameter to match the work piece's natural resonant frequency, the system achieves maximum current and maximum magnetic pressure force. This parameter change approach allows conventional tool structures to produce greater forces by optimizing the electrical input characteristics rather than redesigning the entire magnetic pressure generation system.
2Adaptability or versatility
If conventional magnetic pressure pulse tools are used, then the device is easy to operate, but the ability to control pressure effectively for specific work applications is limited
Solution Approach 1:
The patent implements feedback control where the controller automatically adjusts the electrical current frequency based on the work piece's natural resonant frequency. This feedback mechanism enables effective pressure control for specific work applications by continuously optimizing the frequency to achieve maximum magnetic pressure effect. The automated feedback process maintains ease of operation as the system self-adjusts without requiring complex manual intervention from the operator.
Solution Approach 2:
The dynamic frequency adjustment capability provides adaptability for different work applications. The controller can vary the frequency to match different work pieces' natural resonant frequencies, enabling effective pressure control across diverse applications. This dynamic adaptation is achieved through automated control systems that maintain operational simplicity while significantly enhancing versatility.
3Force
If frequency modulation is applied to match natural resonant frequency, then the magnetic pressure pulse magnitude increases, but the device complexity increases due to frequency control requirements
Solution Approach 1:
The controller serves multiple functions: it generates the electrical current, modulates the frequency, and detects the work piece's natural resonant frequency. By making the controller multi-functional, the patent avoids adding separate dedicated components for each function, thereby minimizing the increase in device complexity while achieving the goal of matching natural resonant frequency to maximize magnetic pressure pulse magnitude.
Solution Approach 2:
The patent merges the frequency control functionality with the existing controller that already manages the inductor operation. By combining frequency modulation with the existing control architecture rather than adding a separate frequency control system, the patent achieves enhanced magnetic pressure magnitude while limiting the increase in overall device complexity.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The tool can apply a magnetic pressure pulse of greater magnitude than conventional tools, enabling effective movement or deformation of work pieces, and can be tailored for specific applications by adjusting voltage and frequency to match the type of work required, enhancing efficiency in subterranean operations.
Implementation Method 1
an inductor configured to be disposed in proximity to the work piece
Implementation Method 2
vary the frequency of the electrical current applied to the inductor, matching the natural resonant frequency of the work piece
Data Source
AI summary
An apparatus for applying a magnetic pressure to a work piece includes an inductor configured to be disposed in proximity to the work piece and a controller electrically connected to the inductor and configured to control a supply of electrical power in order to output a first voltage over a selected frequency range to determine a frequency that provides a maximum current or a frequency that provides a current within a selected range of the maximum current to the inductor.