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  • Users: carlanox
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  1. carlanox

    cooling tower at lower position

    Dear all, I have a case where the cooling tower location is 15m lower than then PHE unit it is connected to. The issue is during the filling or when the pump power off, all the water at higher level area will flow back into the cooling tower. Do I need to add check valve to prevent water flow...
  2. carlanox

    pump head vs pipe pressure in high rise building

    Hi all, I am a new engineer, just started to work. I have a debate regarding the pressure in the chiller closed loop system. So here is the case: 1. Building height is 110m, as in the vertical pipe height 2. We are using 3 pumps in parallel (2 running and 1 backup) with each pump has 40m head...

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