Gas Sampling Valve Assembly for Pressurized Sealing Control
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Solution Overview
Problem
Existing gas sampling apparatuses in the oil and gas industry face challenges in efficiently collecting, transporting, and analyzing pressurized gas samples, particularly in environments where maintaining a secure seal and facilitating fluid communication are critical.
Innovation Solution
A valve assembly comprising a core valve and core valve carrier, biased to closed positions, with sealing elements and biasing elements to ensure airtight seals and controlled fluid communication, allowing for pressurized gas sampling and analysis.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a valve assembly is designed to maintain a secure seal in pressurized environments, then sealing reliability is improved, but device complexity increases due to multiple sealing elements and biasing mechanisms
Solution Approach 1:
The valve assembly is divided into distinct functional components: a core valve with a movable closure element, a core valve carrier with its own closure element, and separate biasing elements for each. This segmentation allows each component to be optimized independently for sealing while maintaining overall system reliability without excessive complexity.
Solution Approach 2:
Biasing elements (springs) are pre-installed in both the core valve and core valve carrier to automatically maintain sealing force. This beforehand cushioning ensures that sealing reliability is maintained under varying pressure conditions without requiring complex active control systems.
2Reliability
If a valve assembly uses multiple biasing elements to ensure airtight seals, then sealing reliability is improved, but manufacturing complexity increases
Solution Approach 1:
The manufacturing process is segmented into modular assembly steps where the core valve and core valve carrier are manufactured separately with their respective biasing elements, then assembled together. This segmentation simplifies manufacturing by allowing each sub-assembly to be produced and tested independently before final integration.
3Productivity
If a valve assembly is designed with controlled fluid communication capabilities, then sampling efficiency is improved, but device complexity increases
Solution Approach 1:
The core valve closure element is designed to be movable between sealed and open positions, enabling dynamic control of fluid communication. This dynamic capability allows the valve to transition between different operational states (sealed vs. sampling) without requiring multiple separate valve components, thus improving sampling efficiency while limiting complexity increase.
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 valve assembly provides secure sealing and controlled fluid communication, enhancing the reliability and efficiency of gas sampling and analysis in pressurized environments.
Implementation Method 1
a core valve, wherein a pin of the core valve the core valve is biased to a first, closed position; and a core valve carrier, wherein a body of the core valve carrier is biased to a first, closed position
Data Source
AI summary
A valve assembly for a gas sampling apparatus. In one embodiment, the apparatus may comprise a valve body; a core valve, wherein a pin of the core valve the core valve is biased to a first, closed position; and a core valve carrier, wherein a body of the core valve carrier is biased to a first, closed position; wherein the pin of the core valve and the body of the core valve carrier may individually be displaced from their biased, first closed positions.