A fan is to produce a constant air speed of \(40 \mathrm{~m} / \mathrm{s}\) throughout the pipe loop shown in Fig. P8.83. The 3-m-diameter pipes are smooth, and each of the four \(90^{\circ}\) elbows has a loss coefficient of 0.30. Determine the power that the fan adds to the air.

Figure P8.83

Transcribed Image Text:

10 m 20 m + V = 40 m/s Fan D=3m-