CE 704 · Chapter 7
Hydropower Engineering past question
7.1.3 Selection of turbines and their specific speed, Turbine setting
A hydropower project the available river discharge is 300 m³/s and the net head is 30 m. If the speed of the turbine is to be 166.7 rpm and the overall efficiency is 88%, determine the number of units required for the turbine cases given below: (i) Francis turbines with specific speed not exceeding 267 rpm. (ii) Kaplan turbines with specific speed not exceeding 650 rpm. [3+3]