Study improves lightning protection of remote monitoring devices

Characterization studies including destructive testing have improved protection of remote corrosion-monitoring devices in use on hydrocarbon pipelines against high-energy surges. Cobham Technical Services, Abingdon, UK, used Abriox's Merlin cathodic protection monitor for the tests (Fig. 1).The Merlin monitor remotely monitors cathodic protection on pipelines, storage tanks, and other buried metal infrastructure (Fig. 1).TestingAn initial review considered the particular installation conditions and environments of the Merlin CP monitor and a typical catastrophic field failure. A destructive test at Cobham's test facility in Abingdon (Fig. 2) made clear the corrosion monitor was most likel...

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