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  1. torresga

    Well Testing/UBD ESDV closing time

    BigInch, thanks. A fast closing of the ESDV could originate a water hammer, on the other hand, the longer it is open, the bigger the problem downstream, those are the things that require balance to figure an adequate closing time, that is why I would like to estimate the time better.
  2. torresga

    Well Testing/UBD ESDV closing time

    I've been looking for a standard where it is written the criteria to choose the closing time than an ESDV (4 1"/16 - 5 1/8") should have after the shutdown is triggered. As a rule of thumb, I have always set the time in no more than 7 seconds. Even manufactures I have asked this question, cannot...
  3. torresga

    Pressure inside an oil-gas separator

    How to calculate the pressure inside a separator when it is full only of oil with solution gas?. It could happen when there is not enough pressure inside the vessel or got full of liquid for any reason. Please send a case study example. How do I calculate vapor pressure in this case?.

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