Presentation + Paper
13 June 2023 Development and pilot-scale demonstration of optical frequency domain reflectometry (OFDR) for gas pipeline monitoring
Matthew M. Brister, Khurram Naeem, Nageswara Lalam, Paul Ohodnicki, Ruishu F. Wright
Author Affiliations +
Abstract
In this paper, we field demonstrate a natural gas pipeline monitoring based on optical frequency domain reflectometry (OFDR). OFDR can monitor distributed temperature and strain measurements along the natural gas pipelines and provide valuable information about pipe structural health, like hoop strain changes caused by pipe wall thinning or temperature changes from gas leaks based on Joule-Thomson effect. Distributed temperature and strain measurements were demonstrated where the pipeline operated at various pressure levels. The static pressure-induced hoop strain in a pilot-scale field test in a natural gas flowing high-pressure loop. The pilot scale testing results demonstrated in this paper indicate that the OFDR system is a promising tool for real-time monitoring of a pipeline without influence on normal operating conditions of the gas pipeline.
Conference Presentation
© (2023) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Matthew M. Brister, Khurram Naeem, Nageswara Lalam, Paul Ohodnicki, and Ruishu F. Wright "Development and pilot-scale demonstration of optical frequency domain reflectometry (OFDR) for gas pipeline monitoring", Proc. SPIE 12532, Optical Waveguide and Laser Sensors II, 125320B (13 June 2023); https://doi.org/10.1117/12.2665077
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KEYWORDS
Mach Zehnder interferometers

Temperature metrology

Optical fibers

Signal processing

Optical sensing

Pipes

Signal detection

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