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Steam initially is saturated at 250oC passed through a 12 cm steel pipe for a total distance of 200 m. The steam line is insulated with material having k = 10 W/m2-K and thickness of 6 cm. The ambient temperature of 25oC. Determine the surface film conductance of air if the moisture at the discharge end is 10% and steam rate is 0.13 kg/s.
Aug 20 2020 Read more Less More
I didn't use this formula for the VAN (at the bottom) and do not understand it: VAN= -200.000€ + 80.000€/1,08 + 138.550€/1,08^2 + 131.406€/1,08^3 + 139.664,92€/1,08^4 + 1...
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