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LEAK LOCATION DETECTION SYSTEM

  • US 20150068288A1
  • Filed: 03/28/2013
  • Published: 03/12/2015
  • Est. Priority Date: 03/30/2012
  • Status: Active Grant
First Claim
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1. A method for detecting at least one leakage site in a primary pipe having an inlet end and an outlet end, the primary pipe being at least partially within a secondary containment vessel having an internal gas pressure greater than the internal gas pressure in the primary pipe, the method comprising:

  • introducing a tracer gas into the secondary containment vessel;

    establishing a flow of gas from the inlet end to the outlet end of the primary pipe; and

    detecting the presence of the tracer gas at the outlet end of the primary pipe.

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