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Minimum duct insulation thickness
For the Duct which supply 320 C heating air. I need to know the below following is the correct or not for method of finding the estimation minimum insulation thickness which need to maintain supply air temperature 320 C for the whole line and maintain the outer surface of insulation to 52 C...- THAPHE
- Thread
- Replies: 1
- Forum: HVAC/R engineering
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Velocity use for cal. the duct transition pressure drop
Can someone help to advise me. I try to calculate the pressure drop on duct transition lenght around 0.7m (Round(diameter 22") to rectangular (1.93mx1.93m) which the velocity air inlet at round side is 18.6 m/s. I got the formula dp(Pressure drop) = Co x (1/2) x density x velocity^2 . So I'm...- THAPHE
- Thread
- Replies: 1
- Forum: HVAC/R engineering
