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  • Users: Alma X
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  1. Alma X

    Pressure relief valve - norm

    Hello, As part of the development of a PID, I am looking to install pressure relief valves (PRV). My system operates under pressure (8bar). Do I have to provide PRV on each line and each equipment of the installation? Am I obligated,in accordance with norms, to set up PRVs on each equipment...
  2. Alma X

    Pressure relief valve

    Hello, As part of the development of a PID, I am looking to install pressure relief valves (PRV). My system operates under pressure. Do I have to provide PRV on each line and each equipment of the installation? Am I obligated,to cofrom norms, to set up PRVs on each equipment under pressure? The...
  3. Alma X

    Hello, I need to choose the righ

    Hello, I need to choose the right pipe diameter knowing the flowrate. is there a minimum gas velocity and a maximum gas velocity standardized to be respected? Thank you
  4. Alma X

    Hello, I need to know how to est

    Hello, I need to know how to estimate an inert gas (N2) flowrate used for O2 remove from reactor and pipelines. (PS The O2 concetration is unknown) Thank you
  5. Alma X

    Hello, I want to know if it is

    Hello, I want to know if it is possible to regulate the pressure inside an equipement by an upstream valve controlled by a pressure controller? i.e. if the pressure drops the pressure transmitter sends a cosign to the controller which open the valve? Thank you
  6. Alma X

    switching flow

    Hello, I want to switch a gas flow from line A to line B. This gas is injected into my reactor at a point A (flow Q and a pressure P). For maintenance reasons, a part of this reactor which contain injector A is isolated and the gas switches to the line B. The second injector B supplies the...

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