Exam (elaborations)
3rd class stationary steam engineer license prep Exam/250 Q’s and A’s
3rd class stationary steam engineer license prep Exam/250 Q’s and A’s
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3rd class stationary steam engineerlicense prep Exam/250 Q’s and A’s
time, temperature, mixture, and atomization - - _________ are necessary for
complete combustion
- 214.7 - - if the steam pressure gauge indicates 200 PSIG, the absolute
pressure is______
- 12 - - a boiler is operating at 400 PSI, and the safety valve opens at 410
PSI and closes at 398 PSI. The blowdown is______psi
- steam turbine - - an oil cooler is commonly used with a(n) ________ when
operating in conjunction with a turbo-generator
- superheated - - a boiler is producing 40,000lb of steam/hr at a pressure of
100 PSI and a steam temperature of 500 degrees Fahrenheit. The steam
produced is _______ steam
- add heat to the feed water - - the economizer on a boiler is used to _______
- water tube - - blowers are normally used with________ boilers
- scale on tubes - - overheating of tubes on a boiler can be caused
by________
- channeling - - carbon dioxide in a condensate return system
causes_________
- reciprocating - - a ________ pump is a positive displacement pump
- 6,000,000 - - a boiler generating 6000 lb of steam/hr produces
_______btu/hr
- discharge sludge and sediment - - a bottom blowdown is performed on a
boiler to _____
- 1 - - water columns are connected to the boiler with a minimum of _______"
pipe
- 3/4 - - the minimum size of a water column blowdown valve is_______".
- 2 1/2 - - the maximum size bottom blowdown valve on a boiler
is_________".
, - a steam trap - - a ________ allows condensate to pass through, but stops
Steam.
- water level in each boiler - - when taking over a shift, the first thing to do
is check the________
- two or more safety valves - - according to the asme code, a high-pressure
boiler having more than 500 square feet of heating surface shall
have________
- dirty heating services - - the probable cause of an increase in temperature
of gases of combustion at the boiler Outlet is____
- manhole openings - - boilers in battery equipped with________ must have
two main steam stop valves and a free-flowing drain between them
- blowdown the gauge glass - - in order to be sure the gauge glass is
indicating an accurate water level reading, the stationary engineer
should______
- in the Steam and water drum well below the nowl - - a continuous
blowdown line is located___
- 176 - - a temperature reading of 80 degrees Celsius is equal to_________°f
- poor efficiency - - a chimney temperature of 250 degrees Fahrenheit
above steam temperature indicates_______
- inches of water - - a manometer is red in________
- be raised - - the boiling point of water will____ with an increase in pressure
- hard - - if a lather is not obtained when performing a soap hardness test,
the water sample is_______
- preheated - - combustion efficiency can be increased when air is________
- induced - - ______ draft is produced by a fan located between the boiler
and the chimney
- before putting the steam turbine on-line - - the overspeed trip on a steam
turbine should be tested ______
- High combustion efficiency - - a high CO2 reading in the gases of
combustion is a sign of____
, - turn scale-forming salts to a non adhering sludge - - the purpose of
chemically treating feedwater is to________
- Loop seal or internal overflow - - water in a d rating feed water heater is
prevented from entering the steam line by a(n) _______.
- 3960 - - a steam turbine operating at 3600 RPM will trip at_________ rpm
- steam drum - - he steam line going to The Blowers is connected to the
main ________
- drain set blower lines - - before using blowers on a boiler,________
- decreases boiler efficiency - - an accumulation of snow on the Fireside of a
boiler tubes________
- under - - a globe valve installed in the feed water line between the feed
water pump and boiler has a pressure from the feed water pump_________
the valve disc
- 1 1/2 - - the range of a pressure gauge should be twice the safety valve
setting, but not less than______ time (s) the safety valve setting
- air- or water-driven turbines - - hard scale formed on the inside of tubes is
best removed by________
- secure fires - - to correct a low water condition,_____
- establish steam flow - - desuperheater drain is used to_______
- there is a broken baffle - - a sudden rise in chimney temperature with no
increase in load indicates______
- 100,000 btu/therm - - the btu content of natural gas is_____
- higher than - - the safety valve setting on the Steam and water drum is
________ a superheater safety valve
- 18750 BTU / lb - - the btu content of number 6 fuel oil is approximately
- proportioning - - chemicals can be added to a boiler by a______pump
- boiler and check valve - - the feed water stop valve is found between
the____
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