Modular Purge Stand for Remote Gas Discharge and Safe Testing
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Solution Overview
Problem
Existing gas purging devices are unsafe, cumbersome, and not adaptable to various settings, posing hazards due to proximity to structures and creating undesirable Venturi effects, while lacking modularity and ease of use.
Innovation Solution
A modular, adjustable, and lightweight purging device with a main body, flexible hose, extender, and control valve, along with a carrying case, allowing safe and efficient gas expulsion at a distance, and incorporating safety features like safety cones and grounding to prevent hazards.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If known purging devices are used to expel gas from pipelines, then gas purging function is achieved, but safety is compromised due to proximity to residential buildings and overhanging structures
Solution Approach 1:
The purging device utilizes vertical height as an additional dimension to resolve the proximity hazard. By positioning the outlet at a elevated height above ground level, the device directs gas discharge away from ground-level structures, buildings, and overhanging objects, thereby achieving safe operation without compromising the purging function.
2Measurement precision
If test ports are used to measure combustible gas levels, then measurement function is achieved, but undesirable Venturi effects are created
Solution Approach 1:
The invention extracts the measurement function from the main gas flow path by providing a separate test port that taps into the pipeline system independently. This allows combustible gas level measurement to be performed without creating Venturi effects in the main purging flow, as the test port is designed to minimize flow disruption while still enabling accurate measurement.
3Adaptability or versatility
If existing purging devices are used, then gas purging is achieved, but adaptability to various settings and variable terrain is lacking
Solution Approach 1:
The purging device incorporates adjustable and adaptable features including variable height positioning capabilities and flexible mounting options that allow the device to be configured for different terrain conditions and operational settings. This dynamic adaptability enables safe operation across diverse environments without requiring multiple specialized devices.
4Productivity
If portable compression systems are used for pipeline purging, then purging function is achieved, but the device is cumbersome to use and transport
Solution Approach 1:
The purging system is divided into modular components including the main purging device, separate test port assembly, and interchangeable accessories. This segmentation allows the core purging function to be maintained while individual components can be easily assembled, disassembled, and transported, significantly improving ease of operation and mobility compared to integrated compression systems.
Data Source
AI summary
A purging device includes a main body having an inlet disposed at a first end of the main body and an outlet disposed at a second end of the main body. A base is positioned adjacent the first end of the main body, a testing port is disposed along the main body of the purging device, and a control valve is disposed between the inlet of the main body and the outlet of the main body.