A 1:7 scale model simulates the operation of a large turbine that is to generate 200 kW with a flow rate of 1.5 m3/s. What flow rate should be used in the model, and what power output is expected? (a) Water at the same temperature is used in both model and prototype. (b) The model water is at 25°C and the prototype water is at 10°C.

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
8th Edition
ISBN:9781305387102
Author:Kreith, Frank; Manglik, Raj M.
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Chapter5: Analysis Of Convection Heat Transfer
Section: Chapter Questions
Problem 5.70P
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 A 1:7 scale model simulates the operation of a large turbine that is to generate
200 kW with a flow rate of 1.5 m3/s. What flow rate should be used in the model, and
what power output is expected?
(a) Water at the same temperature is used in both model and prototype.
(b) The model water is at 25°C and the prototype water is at 10°C. 

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