December 2017, Vol. 244, No. 12

Features

National Grid Rolls Out Pipeline Innovations

Britain’s National Grid, operator of the country’s 4,722 miles of high-pressure gas pipeline network, is testing the use of a miniature gas robotic agile inspection device. This important innovation is the product of an $8.27 million (£6.3 million) research project and is designed for inspection of the oldest and “bendy” parts of the network, unable to be reached by traditional inline inspection devices such as pigs that travel through pipelines checking for anomalies. This meant that significant sections of pipeline could only be checked by expensive, aboveground surveys and asset life-modeling to ensure the integrity of the network. While the aged and complex geometry of pipelines are a

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