Modular Borehole Sonde With Interchangeable Sensor Pads
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Solution Overview
Problem
Existing borehole measurement tools require multiple specialized tools to cover various geometries and measurement technologies, leading to inefficiencies and underutilization of common components.
Innovation Solution
A modular apparatus with a sonde and interchangeable sensor pads and electronic cartridges, allowing for common tool structure and electrical connectivity independent of specific measurements, enabling reuse of components across different measurement types.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple specialized tools are used to cover various geometries and measurement technologies, then measurement versatility is improved, but device complexity and manufacturing cost increase
Solution Approach 1:
The sonde is designed with universal electrical connectivity that can interface with different types of sensor pads and electronic cartridges through standardized connections. This allows a single sonde structure to perform multiple measurement functions (resistivity, sonic, electromagnetic, nuclear) by simply changing the sensor pads and cartridges, eliminating the need for multiple specialized tools while maintaining measurement versatility across various borehole geometries and measurement technologies
2Adaptability or versatility
If multiple specialized tools are used to cover various geometries and measurement technologies, then measurement versatility is improved, but manufacturing cost and resource utilization worsen
Solution Approach 1:
The standardized interface design enables a single sonde to be paired with different sensor pads and electronic cartridges for various measurement types, reducing the total number of tools needed from multiple specialized instruments to one universal platform with interchangeable components
Solution Approach 2:
The measurement tool is divided into separable functional modules: the sonde body, sensor pads, and electronic cartridges. This segmentation allows independent replacement of only the measurement-specific components (pads and cartridges) while reusing the common sonde structure, thereby reducing the quantity of tools required and improving resource utilization
3Adaptability or versatility
If modular design with interchangeable components is implemented, then component reuse and versatility are improved, but electrical connectivity complexity may increase
Solution Approach 1:
The electrical connectivity system employs universal standardized interfaces and connection protocols that work across all sensor pad and cartridge types. This universality simplifies the connectivity architecture by providing a common communication framework, thereby maintaining ease of electrical integration despite the modular interchangeable design
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
Enables efficient reuse of common components and flexibility in measurement types, reducing tool complexity and increasing versatility in borehole measurements by allowing the same sonde to be used for multiple measurement technologies.
Implementation Method 1
each arm is connectable to a sensor pad specific to the predetermined measurement; the sonde provides electrical connectivity between the sensor pads and the cartridge
Data Source
AI summary
Apparatus for making measurements in boreholes comprising a sonde having a radial array of arms provided thereon; wherein the sonde is connectable to a cartridge containing electronic circuitry specific to a predetermined measurement to be made in the borehole, each arm is connectable to a sensor pad specific to the predetermined measurement; and the sonde provides electrical connectivity between the sensor pads and the cartridge that is substantially independent of the predetermined measurement.