Hardness Tester Targets Inspection of Unpiggable Pipelines

December 2016, Vol. 243, No. 12

By Paul Laursen, President, Invodane Engineering and Pipetel Technologies, Toronto, Canada and George Vradis, Senior Technology Manager, NYSEARCH/Northeast Gas Association, Parsippany, NJ

The Northeast Gas Association (NGA) and the U.S. Department of Transportation (DOT) have joined forces to co-fund development of a hardness tester module for integration on the Explorer series of robotic platforms, developed for inspection of unpiggable natural gas pipelines. The resulting hardness tester, built by Toronto, CA-based Invodane Engineering, has been qualified as per portable hardness tester standards and has been integrated on the Explorer X20/26 robot, offering the gas industry a valuable new tool to characterize its pipelines. Explorer (Figure 1) is an untethered, remotely controlled, self-powered robotic tool designed to inspect unpiggable…

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