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Leak Detection Methods : A Comparative Study of Technologies and Techniques Short version Table of Contents 1 Introduction ........................................ ........................................ .............. 3. 2 Leak testing Methods ........................................ ........................................ . 3. Water immersion bubble test method ........................................ ............ 4. Soap solution bubble test ........................................ ............................. 6. Pressure decay test ........................................ ..................................... 6. Vacuum decay test or Pressure rise test.

frequent the bubbles, the bigger the leakage. Relatively small leaks are possible, but very difficult, to detect. The main limitation of this method is sensitivity, which is the minimum detectable

  Methods, Lake, Detection, Leak detection methods