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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 ........................................ ........ 8. Tracer gas leak testing ........................................ ................................ 9.

1 Introduction In the refrigeration industry, components and systems must be leak tested to ensure that refrigerant leakages are below specified limits.

  Methods, Lake, Detection, Leak detection methods