Tag: integrity management
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Why can’t I use odometry for ILI runcoms?
(15-minute read) Odometry is understood to be useful for sorting inspection features, but it is useless for comparing them. There is too much disagreement. This article presents an alternative to the common “wheel slip” explanation. It describes odometry errors as an unavoidable consequence of bias introduced during navigation by dead reckoning.
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Integrated Cleaning and Inspecting Pig (ICIP): Part 2 – Proximity Sensors (2 of 2)
*(20 Min Read – Technical)* This write-up demonstrates that inexpensive inductive proximity sensors can be used to construct inexpensive inspection tools. Commercial proximity sensors have a proven track record of operating in harsh environmental conditions. They have high shock and vibration resistance. They are chemical resistant and resistant to short circuits. The sensors we used…