Question: Asssume the following: 1. The C value of the diffusers are 1.0. 2. The velcoity in the main duct is 8 m/s. 3. The junctions

Select duct sizes for the simple duct system of Fig. 12-32, using the equal-friction method and English and

Select duct sizes for the simple duct system of Fig. 12-32, using

Asssume the following:
1. The C value of the diffusers are 1.0.
2. The velcoity in the main duct is 8 m/s.
3. The junctions are all T-Divergent junctions.
4. The elbow is 90-pleated
5. The height of the ducting system is fixed at 500 mm
6. The entrance is conical converging bellmouth with angle of 0.

Select duct sizes for the simple duct system of Fig. 12-32, using the equal-friction method and English and SI units. The total pressure available for the duct system is 0.12 in. wg (30 Pa), and the loss in total pressure for each diffuser at the specified flow rate is 0.02 in. wg (5 Pa).

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