Questions

Warming Up questions for get certification of competition.

1.) If two 2 inch safety valves and one 3 inch safety valve are connected to a common discharge header. What is the size of the discharge pipe?
3 inch discharge pipe
4 inch discharge pipe
5.5 inch discharge pipe

2.) How many BTU's in a mechanical horse-power hour?
3413
2545
970.3

3.) What fossil fuel which has the highest combustion efficiency?
Coal
Gas
Fuel Oil

4.) What is sodium sulfite used for in a boiler?
Lower the PH of the water
Remove hardness in the water
Remove oxygen in the water

5.) What turbine is more efficient?
Non Condensing turbine
Condensing turbine


6.) Which safety valve should be set to pop first?
The safely valves on the super heater.
The safety valve on the boiler.

7.) When steam goes through a pressure reducing valve the steam temperature does what?
The steam temperature goes up.
The steam temperature goes down.
The temperature of the steam stays the same.

8.) The total pressure in a condenser equals the sum of the partial pressure due to the vapor and the partial pressure due to the air.
False
True

9.) In a reaction turbine the steam expands only in the fixed blades?
False
True


Continue to IATKI's Question as a level Unit Controller.

1. What would you do if the Unit got Blackout?
http://idpowerstation.blogspot.com/2009/10/blackout.html
http://idpowerstation.blogspot.com/2011/07/ups.html

2. What would you do if the Unit got Load Rejection?
http://idpowerstation.blogspot.com/2012/07/relay-60fl-vt-fuse-loss.html


3. How many items of Turbine Protection Devices?
http://idpowerstation.blogspot.com/2012/02/exhaust-hood-pressure-and-temperature.html
http://idpowerstation.blogspot.com/2012/01/turbine-eccentricity.html
http://idpowerstation.blogspot.com/2009/03/turbine.html

http://idpowerstation.blogspot.com/2011/02/turbine-expansion.html


4. Explain about Turbine Free Governor and Speed Droop!
http://idpowerstation.blogspot.com/2012/07/free-gov-and-ll-mode.html

5. Explain about Generator Capability Curve and MVAR!
http://idpowerstation.blogspot.com/2012/02/generator-capability-curve.html
http://idpowerstation.blogspot.com/2009/10/reactive-power.html


6. Explain about Generator Synchronize permission!
http://idpowerstation.blogspot.com/2011/06/automatic-synchronizer.html