Upload
trinhkien
View
215
Download
2
Embed Size (px)
Citation preview
July 06
Derive expressions for specific speed of a turbine (06) A turbine is to operate under a head of 25 m at 200 rpm . The discharge is
9 m 3 /s . If the efficiency is 90 %, determine :
i) Power generated ii) Speed and Power at a head of 20 m . (07)
Jan 06
What is specific speed of a turbine and ex plain its significance (04) Jan 05 Define and derive an expression for specific speed of a turbine, indicating its significance. (08) Define the terms unit power, unit speed and unit discharge with reference to a h ydraulic turbine. Also give the expressions for these terms (06)
July 04 Define specific speed of a h ydraulic turbine . Derive an equation for specific speed in terms of operating speed, power and head (08)
www.alljntuworld.in JNTU World
Downloaded From JNTU World (http://www.alljntuworld.in)
JNTU W
orld