1. Determine developed boiler horsepower given steam flow and factor
of evaporation.
2. Required oil pressure at bearing is 8 psig. Oil tank is 20 feet
above. Is oil pressure enough. S.G is .75.
3. Purpose of converging-diverging nozzle and benefit over converging
nozzle.
4. Purpose and operation of gland exhauster condenser.
5. Flat gage glass vs. tubular gage glass.
6. Furnace heat release calculation given dimensions of furnace in
feet, oil flow rate and heating value.
7. Cause of laminations/blisters and what repairs can be made.
8. Btu’s in a BHP; Btu’s in a mechanical HP
9. Boiler efficiency calculation given10.9# water evaporated per
pound of coal, FW=212, HV=14,645Btu/#
10. 2 ways to repair corrosion around a manhole.
11. What is combustion
12. Difference between a SV and a SRV (ASME code).
13. Air ejector – principle of operation.
14. Necessary safety appliances for a power boiler.
15. Type of turbine with greatest end thrust and why
16. 2" pipe supplying steam. Pipe is increased to 6". How much more
steam?
17. 1000kw generator. How many horsepower?
18. Bomb calorimeter. What is it and how is it used?
19. Blow down pipe and valve requirements for 150 psig boiler.
20. Napier’s law: W=51.5 AP. Given steam flow (W), and pressure is
400psia what is the required safety inlet diameter.
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