3rd Class Stationary Steam Engineer License Prep - Complete Solutions (Answered)

3rd Class Stationary Steam Engineer License Prep - Complete Solutions (Answered) __________ steam turbines allow condensate to be reclaimed for use in the system Condensing With water at a temperature of 212°f, 1 bhp is equivalent to the evaporation of 34.5 lb of water every ________ hour(s) 1 In a closed feedwater heater, the _________ Steam and water do not mix Sensible heat is heat that ______ changes the temperature of a substance but not its state When performing a hydrostatic test on a boiler, the safety valve must be. ________ removed from the boiler and the opening blank or gagged If repairs are to be made on a safety valve, they must be made by the. _______/ manufacturer of the safety valve or authorized representative The proper way to stop a steam turbine when taking it off line is to _______ trip the over speed device by hand Approximately. _______^ of air is required to completely burn 1 lb of fuel oil 15 lb In order to reduce the viscosity of a fuel oil, it's. _______ temperature must be increased What are is prevented from backing up into the steam line on a deaerator ________ an internal overflow or a loop seal A steam pressure gauge must have a range of at least. _______ 1 1/2 time's the mawp Electrostatic precipitators are used in the power plants to ________ remove fly ash from gases of combustion Valve located between the boiler and water column must be ______ locked or sealed open The boiling point of water. ________ with an increase in pressure increases A hole is drilled in the end of a staybolt _______ to warn of a corroded stay When taking a boiler off line, a vacuum is prevented by. _____ opening the air cock A valve that requires five 360° turns of the hand wheel to change from fully open to fully closed is a. _______ valve slow opening A thermostatic steam trap opens when the ______ Bellows contract A combustion control on a boiler. _______ controls the air-fuel ratio When coal is classified, ________ refers to hardness Rank _______ gauge glasses are used on boilers with precious exceeding 250 psi Flat Oxygen and non condensable gases are removed from feed water by ________ heating the water __________ combustion is when all fuel is burned using only the theoretical amount of air Perfect Water tube boilers require less water than. _________ boilers fire tube A boiler equipped with a draft gauge and registering a negative pressure indicates. _________ atmospheric pressure is greater than furnace pressure Pressure atomizing burners atomized fuel oil using _______ a nozzle The _________ on the steam turbine functions as a limit switch overspeed trip Circulating water passes through a surface condenser. ________ inside the tubes The Pour point of a fuel oil is. ________ the lowest temperature at which oil will flow A condensate pump is located 75 ' below the feed water heater and its discharged gauge reads 75 PSI. The pressure at the inlet to the heater is. _______ psi 42.525 A boiler burning fuel oil and using forced-draft requires. ________ cu ft a furnace volume per boiler horsepower .75 A boiler evaporates 48,000 lb of steam/hr. it evaporates 12 lb of steam/sq ft of heating surface per hour. The boiler has _______ as ft of heating surface 4000 a steam turbine exhaust end and condenser are prevented from excess pressure by ________ the atmospheric relief valve At 0 psi, _______ btu are necessary to change 1 lb of water from and at 212°f into steam 970.3 Automatic toilets are program to ignite the burner ______ in lowfire ________ boilers can operate at higher pressures than fire tube boilers water tube The first step when using a soot blower is ________ open Steam line drain The purpose of a vent on an open feedwater heater is to _______ remove air and other non-condensable gases Cooling water and steam are in in direct contact with each other in a(n) ________ condenser Surface A boiler with 3450 sq ft of heating surface design for 5 sq ft of heating surface / BHP has ________ hp 690 A water column _________ dampens fluctuating water level A closed feedwater heater is always installed. ________