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VTECH LEAK DETECTION . Leak DETECTION Theory and Practise Comparison among leak testing techniques Rev. 1 29 Mar. 06. VTECH_leak_detection -0- Rev. 2 23 nov. 2004. INDEX. 1. INTRODUCTION ........................................ .................................... 3. 2. LEAK 4. 3. LEAKAGE MEASUREMENT 4. 4. LEAK SIZES ........................................ ........................................ ... 4. 5. SOME USEFUL FORMULAE ........................................ .................. 6. Ideal Gas Law and Real Gases ........................................ ................................ 6. Gas Flow and Leak Rate ........................................ ........................................ . 7. Turbulent flow ........................................ ........................................ ........ 7. Laminar flow.

VTECH_leak_detection -3 - Rev. 1 – 29 Mar. 06 1. INTRODUCTION Leak detection procedures are becoming popular in many areas of industrial production, playing key

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