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Exam (elaborations)

OHIO STATIONARY STEAM ENGINEER QUESTIONS WITH 100% CORRECT ANSWER

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OHIO STATIONARY STEAM ENGINEER QUESTIONS WITH 100% CORRECT ANSWER OHIO STATIONARY STEAM ENGINEER QUESTIONS WITH 100% CORRECT ANSWER

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  • August 19, 2024
  • 41
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • OHIO STATIONARY STEAM ENGINEER
  • OHIO STATIONARY STEAM ENGINEER

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OHIO STATIONARY STEAM ENGINEER 2024-
2025 QUESTIONS WITH 100% CORRECT
ANSWER
Combustion efficiency may be increased by_____ the primary air - CORRECT ANSWER
Preheating



What is the purpose of cinder reinjection? - CORRECT ANSWER increase efficiency



2 forces of equal intensity acting in opposite directions is? - CORRECT ANSWER
tension



What is true about the dew poimt of flue gasses - CORRECT ANSWER dew point is
the temp at which the gasses will condense



What will not cause high stack temps? - CORRECT ANSWER plugged dry pipe



What is true about smoke - CORRECT ANSWER smoke consists of unburned
hydrocarbons



WHat is used to reduce SO2 emissions in coal fired boilers? - CORRECT ANSWER
Wet or dry scrubbers



In a solid fuel fired boiler, a gradual increase in flue gas exit temps over a course of a
shift inidicates the boiler operator needs to _______ - CORRECT ANSWER operate
soot blowers

,OHIO STATIONARY STEAM ENGINEER 2024-
2025 QUESTIONS WITH 100% CORRECT
ANSWER
What watertube bolier is the largest in size and steam-generating compacitity -
CORRECT ANSWER Utility watertube boiler



the blowdown on a safety valve can be altered by changing the setting of the _____ -
CORRECT ANSWER huddling ring



Copper and brass piping may be used for piping systems as long as the temp does not
exceed - CORRECT ANSWER 406 degrees



What is not measured in a 3 element feedwater system

-feedwater flow

-drum pressure

-steam flow

-drum level - CORRECT ANSWER drum pressure



If the flame in a gas-fired bolier is pulsating how can the problem be fixed? -
CORRECT ANSWER increase furnace draft



Grindability of coal is an issue to be considered when operating which kid of coal-
burining equipment? - CORRECT ANSWER ball-and-race pulvarizer



When using an induced draft fan, where will the strongest negative draft be found -
CORRECT ANSWER at the inlet of the ID fan

,OHIO STATIONARY STEAM ENGINEER 2024-
2025 QUESTIONS WITH 100% CORRECT
ANSWER

How do you bank a fuel oil-fired boiler? - CORRECT ANSWER turn off the fuel and
air supplies, the re-light the burner as necessary to maintain a predetermined minimum
steam pressure



What is true about the lube oil used in a steam turbine - CORRECT ANSWER it must
readily seperate oil and water



What supplies the oil to a large steam turbine during start-up - CORRECT ANSWER
aux oil pump



What device prevents the over-travel of the governor linkage that might be caused by
the weight of the governor components - CORRECT ANSWER Dashpot



When taking a boiler out of service what should you not do - CORRECT ANSWER
close the vent



what type of turbine oil purification system periodically removes a potion of the oil and
replaces it with fresh oil? - CORRECT ANSWER makeup oil system



what type of steam turbine system has steam take-offs prior to going into the
condenser? - CORRECT ANSWER extraction turbine

, OHIO STATIONARY STEAM ENGINEER 2024-
2025 QUESTIONS WITH 100% CORRECT
ANSWER
What is the pressure above which the exhaust side of a steam turbine and the connected
piping may be protected by either a safety valve or a rupture disc, or a combination of
the 2 - CORRECT ANSWER 15 psi



What grade fuel oil may be ignited by an electric spark from electrodes powered by an
ignition transformer? - CORRECT ANSWER #2



what is the cheapest, easiest form of water treatment? - CORRECT ANSWER
heating the water



A turbine exhausts steam @ 15 psi. This steam is used in a low-pressure application
such as a deareator. this type of turbine is called a: - CORRECT ANSWER back-
pressure turbine



At what temp should you add cooling water to a turbines bearings? - CORRECT
ANSWER 110-120 degrees



What is produced from the reaction between sodium sulfite and oxygen? - CORRECT
ANSWER sodium sulfate



What is the purpose of an attemperator - CORRECT ANSWER reduce temp of
superheated steam by adding a water mist

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