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  1. Viet Mai

    HAP QUERIES

    only way I could think is setting up DOAS system to precool the air to the temp that you want. What is the reason you want to do this ?
  2. Viet Mai

    Vav with FCU

    Hi Saeedplc, I think it works in priciple though it is not a common practice. I have seen some projects using VAV with VRF FCU (c/w EC fan motor) in the perimeter zones and the designers said they want better control and energy saving for the FCU fan. Honestly, I'm not a fan of this idea...
  3. Viet Mai

    Why Chilled Water Supply Should be Under 5°C/42°F?

    Hi Sutan, Low chilled supply temperature means LIFT increase therefore reduce chiller efficiency and increase electrical power.
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