Feedwater - Study guides, Class notes & Summaries

Internal ____ is not required for dynamic type compressors. seals lubrication pressure monitoring corrosion monitoring temperature monitoring - Answer-b Low pressure or high pressure are the two primary classifications of ____. centrifugal pumps sump pumps boilers draft fans pressure controllers - Answer-e The boiler feedwater becomes increasingly ____ as it approaches the measurement of zero. acidic neutral softer basic alkaline - Answer-a The following hydrocarbon(s) may be e...

Internal ____ is not required for dynamic type compressors. seals lubrication pressure monitoring corrosion monitoring temperature monitoring b Low pressure or high pressure are the two primary classifications of ____. centrifugal pumps sump pumps boilers draft fans pressure controllers eThe boiler feedwater becomes increasingly ____ as it approaches the measurement of zero. acidic neutral softer basic alkaline a The following hydrocarbon(s) may be entrained in a natural gas str...

4th Class Power Engineering Unit A11: Introduction to Boiler Designs Already Passed This type of boiler is more tolerant of Class 1 water treatment, because they are more resistant to corrosion: Select one: a. coil type b. fire tube c. cast iron d. water tube c One disadvantage of a firetube boiler is: Select one: a. higher maintenance costs than watertube boilers b. slow response to load changes c. require very high quality feedwater d. slow to bring up to operating pre...

Temporary hardness in feedwater is caused by: Select one: a. Magnesium sulphate b. Calcium carbonate c. Magnesium bicarbonate d. Sodium nitrate c What is the recommended boiler water pH for wet layup? Select one: a. 10 b. 12 c. 7.5 d. 7 aA photoelectric flame scanner: Select one: a. Produces a steady voltage signal b. Requires a clear line of sight to the flame c. conducts current through the flame d. uses a pilot-stat b Heavy oil recovered using SAGD or CSS is properly referred...

Which valves are located between the boiler and the feedwater pump? - Feedwater Stop Valve and Feedwater Check Valve What is the function of the Check Valve? - To prevent the boiler pressure from forcing the boiler water back into a feedwater tank or deaerator when the pump shuts off. (Allows flow in only one direction) The 4 safety features required on a steam boiler is: - Safety Relief Valve, Blow Down Valve, Low Water Cut-off, Pressure Gauge Safety Relief Valves should be set by a: - Q...

Stationary Engineer License Exam Prep - Complete Solutions (Answered) The pressure sensitive device attached to a fan housing is called a a. pressuretrol b. aquastat c. thermostat d. vaporstat Draft is measured in a) ounces per square inch b) inches of water c) inches of mercury d) pounds per square inch Which of the following is used to measure temperature? a. fyrite analyzer b. vaporstat c. orsat analyzer d. pyrometer The main stop valve is located on the a) oil supply line b) condensate bre...

Stationary Engineering Exam Questions And Answers 100% Solved In a reciprocating feedwater pump, the _______________ A. water piston is larger than the steam piston B. water and steam piston are the same size C. steam piston is larger than the water piston D. steam valve has to be as large as the water valve - answerC. steam piston is larger than the water piston An ignition arch is used with a(n) ________________ stoker A. sidefeed B. spreader C. underfeed D. chain grate - answerD. ...

4th Class Power Engineering Unit A12 Chapter 4: Feed water Systems Already Passed With this system, not electrical power is required to feed make-up water to the boiler: Select one: a. gravity return system b. pump return system c. low flow return system d. high side return system a These are similar to combined feedwater feeder/cut-offs, with the exception that they do not have integral mechanically operated control valves: Select one: a. float control feeders b. float contro...

Stationary Engineering Exam Questions And Answers 100% Solved In a reciprocating feedwater pump, the _______________ A. water piston is larger than the steam piston B. water and steam piston are the same size C. steam piston is larger than the water piston D. steam valve has to be as large as the water valve - answerC. steam piston is larger than the water piston An ignition arch is used with a(n) ________________ stoker A. sidefeed B. spreader C. underfeed D. chain grate - answerD. ...

Stationary Engineer Local 99 Test In a reciprocating feedwater pump, the _______________ A. water piston is larger than the steam piston B. water and steam piston are the same size C. steam piston is larger than the water piston D. steam valve has to be as large as the water valve - C. steam piston is larger than the water piston An ignition arch is used with a(n) ________________ stoker A. sidefeed B. spreader C. underfeed D. chain grate - D. Chain grate The try cocks on a wat...