Ohio Stationary Steam Engineer Exam Questions And Answers

Ohio Stationary Steam Engineer Exam Questions And Answers Combustion efficiency may be increased by_____ the primary air - ANS Preheating What is the purpose of cinder reinjection? - ANS increase efficiency 2 forces of equal intensity acting in opposite directions is? - ANS tension What is true about the dew poimt of flue gasses - ANS dew point is the temp at which the gasses will condense What will not cause high stack temps? - ANS plugged dry pipe What is true about smoke - ANS smoke consists of unburned hydrocarbons WHat is used to reduce SO2 emissions in coal fired boilers? - ANS 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 _______ - ANS operate soot blowers What watertube bolier is the largest in size and steam-generating compacitity - ANS Utility watertube boiler the blowdown on a safety valve can be altered by changing the setting of the _____ - ANS huddling ring Copper and brass piping may be used for piping systems as long as the temp does not exceed - ANS 406 degrees What is not measured in a 3 element feedwater system -feedwater flow -drum pressure -steam flow -drum level - ANS drum pressure If the flame in a gas-fired bolier is pulsating how can the problem be fixed? - ANS increase furnace draft Grindability of coal is an issue to be considered when operating