3rd class stationary steam engineer license prep questions and answers rated A+

3rd class stationary steam engineer license prep questions and answers rated A+ _________ are necessary for complete combustion time, temperature, mixture, and atomization if the steam pressure gauge indicates 200 PSIG, the absolute pressure is______ 214.7 a boiler is operating at 400 PSI, and the safety valve opens at 410 PSI and closes at 398 PSI. The blowdown is______psi 12 an oil cooler is commonly used with a(n) ________ when operating in conjunction with a turbo- generator steam turbine 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 superheated the economizer on a boiler is used to _______ add heat to the feed water blowers are normally used with________ boilers water tube overheating of tubes on a boiler can be caused by________ scale on tubes carbon dioxide in a condensate return system causes_________ channeling a ________ pump is a positive displacement pump reciprocating a boiler generating 6000 lb of steam/hr produces _______btu/hr 6,000,000 a bottom blowdown is performed on a boiler to _____ discharge sludge and sediment water columns are connected to the boiler with a minimum of _______" pipe 1 the minimum size of a water column blowdown valve is_______". 3/4 the maximum size bottom blowdown valve on a boiler is_________". 2 1/2 a ________ allows condensate to pass through, but stops Steam. a steam trap when taking over a shift, the first thing to do is check the________ water level in each boiler according to the asme code, a high-pressure boiler having more than 500 square feet of heating surface shall have________ two or more safety valves the probable cause of an increase in temperature of gases of combustion at the boiler Outlet is____ dirty heating services