CE 704 · Chapter 6
Hydropower Engineering past question
6.2 Forebay and Surge Tanks: importance, general arrangement, condition of their application, hydraulic design
Design a forebay with turbine discharge 12 m³/sec, water is conveyed from Forebay to powerhouse by two number of penstock of 2 m diameter each. Take retention time 3 minute and limiting velocity 0.2 m/sec. Why restricted origice type is more efficient than simple cylindrical type. [2+4, 2]