Recent questions tagged surge

Description : State the purpose of surge tank and spill way in hydroelectric power station.

Last Answer : Surge tank :- A surge tank is the small reservoir or tank. It is open at the top. It is installed near Vale house of turbine. It avoids water hammer effect when load on turbine reduces. (It ... ; during floods etc. In this way spill way avoids damage of dam due to excess pressure of water.

Description : State the function of following with respect to hydro power plant : I) Storage reservoir II) Surge tank II) Spillways IV) Trash rack

Last Answer : I) Storage reservoir: It is the basic requirement of hydroelectric plant. Its purpose is to store water which may be utilized to run the prime mover to produce electrical power. A reservoir stores during ... of nozzles of impulse turbines. It is made of steel bars and is placed across the intake.

Description : The surge impedance for over head line is taken as  (1) 10-20 ohms (2) 50-60 ohms (3) 100-200 ohms (4) 1000-2000 ohms

Last Answer : The surge impedance for over head line is taken as 100-200 ohms

Description : The function of a surge tank is to  (1) produce surge in the pipeline (2) relieve water hammer pressure in the penstock (3) supply water at constant pressure (4) none of above

Last Answer : The function of a surge tank is to relieve water hammer pressure in the penstock

Description : Surge absorbers are used for protection against

Last Answer : Surge absorbers are used for protection against low voltage high frequency oscillations

Description : What would cause a power surge in a house?

Last Answer : If your neibour / other flat owners / your maintainer staff switch on any type of inductive load that can cause power surge / dip