What are five causes of turbine vibrations?
What are six reasons a condenser could lose vacuum?
Explain in detail the operation of a mechanical hydraulic governor.
Why are there multiple inlet valves to a turbine?
What is the difference between bleeder valves and extraction valves?
What is an exciter and what is its function?
What is a sycroscope?
What are some measurable faults in a weld?
List some discontinuities in a weld?
Describe a double butt weld and a single butt weld.
What should be done prior to welding the second side of a double butt
How is the metal to be removed from a weld that has failed?
Per ASME code what are the requirements for the construction of a high
pressure boiler, what are they for a high temperature hot water boiler?
A furnace is 10’ x 15’ x 46’, it burns 90gpm of oil that has a
heating value of 148,000 BTU/gal. What is the heat release rate of the boiler?
A boiler is rated at 150,000 lb/hr but is only producing 130,000 lb/hr.
List four reasons why it producing rated capacity while at full load conditions.
The steam entering a turbine is at 175 psi and exhausts to a turbine at
28.5 “ Hga. Steam flow is 1000 lbs/hr. What is the turbine hp. and
HF2 are given
Up to what pressure can cast iron be used on a water column?
When does stress relieving and radiography need to be performed on a
Name all the auxiliaries that are found on a condensing turbine?
How many BTUs are in a boiler hp?
How many ft.lbs in a hp?
A boiler produces 20,000 lbs/hr and has a factor of evaporation of 1.78.
What is the developed boiler hp?
What valves are found at the outlet of an extraction line?
How will you know when a large turbine is warmed up properly?
Explain sub cooling in a condenser.
A boiler produces 200,000 lbs/hr of steam at 600# - 750˚F.
The feed water temperature is 320˚F.
What is the boiler hp?
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