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High Pressure in a Loop for Natural Circulation

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Old   May 2, 2021, 20:24
Unhappy High Pressure in a Loop for Natural Circulation
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Dee
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Good day. I'm simulating a loop for coolant in reactor that contains cooler and heater. It was good when I used low number in operating pressure (5 bar) and temperature (10-90 c), but the simulation doesn't work when I use high pressure (157 bar) and temperature (280-350 c). The residuals stuck in 0.01 and the flow vector doesn't go the way it supposed to be, it doesn't go by the pipe but to the side (pipe). The flow supposed to go from heater -> up to the cooler -> go down back to heater. What should I do to manage the flow for high pressure? Thanks In Advance...
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high pressure, loop, natural circulation, pwr


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