Exam (elaborations)
Ohio Stationary steam engineer license.
- Module
- Journalism 190 Test #2.
- Institution
- Journalism 190 Test #2.
Ohio Stationary steam engineer license.
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Ohio Stationary steam engineer licenseA high-viscosity lubricant has more of a tendency to develop _ than a low-viscosity
lubricant - ANS-heat
A motor driven mechanical centrifuge is used for - ANS-reconditioning turbine oil
A thermostatic steam trap opens under what condition? - ANS-when the temperature
inside the trap lowers
At what frequency is the overspeed trip on a steam turbine to be tested? - ANS-when
putting the turbine on line
Combustion efficiency may be increased by_ the primary air? - ANS-preheating
Copper and brass piping may be used for piping systems as long as the temperature
does not exceed? - ANS-406 Fahrenheit
Describe proper installation of a globe valve? - ANS-the flow entering the globe valve
should enter below the disc
Device used to determine the amount of co in the flue gases? - ANS-an orsat analyzer
downcomer tubes are used in watertube boilers for what purpose? - ANS-to agitate the
water in the mud drum
Grindability of coal is an issue to be considered when operating which kind of coal
burning equipment? - ANS-ball and race pulverizer
how may a fuel oil fired boiler be banked? - ANS-turn off the fuel and air supplies the re
light the burner as necessary to maintain a pre determined minimum steam pressure
how to increase the service life of a regenerative air preheater? - ANS-preventing
excessively low flue gas temperatures
If the flame in a gas fired boiler is pulsating how mat the condition be remedied? -
ANS-increase the furnace draft
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