In a firetube boiler - Study guides, Class notes & Summaries

4th Class Power Engineering Unit A3: Introduction to Power Engineering and Its Governance in Canada Graded A+ ASME code CSD-1 part CW-500 requires that all boiler have: Select one: a. control valves b. pressure relief valves c. blowdown valves d. air purge valves b. pressure relief valves ASME CSD-1 stands for: Select one: a. controls and safety devices for automatically fired boilers b. controls and safety devices for low pressure boilers c. controls and safety devices for ...

A low Pressure steam boiler has a MAWP of _____ psi CORRECT ANSWER-15 The higher the steam pressure, the higher the ___ of the water in the boiler. CORRECT ANSWER-boiling point ___ is the amount of energy equal to the evaporation of 34.5 lb of water/hr from and at a feedwater temp of 212F. CORRECT ANSWER-boiler horsepower When a steam boiler is operating at 100 pounds per square inch gauge pressure (psig), the temp of the water and steam will be approx. ___F. CORRECT ANSWER-338 A hor...

Power engineering 5th class Questions and Answers: Tie Rods Cast-iron sectional boilers have flue gas passages which - ANS Increase heat transfer Steel plate heating boilers have thin steel installed in the - ANS Firetubes to give the gases a swirling motion The vertical firetube boiler has a cylindrical shell with tubes connected between the - ANS Upper and lower tube sheets Vertical firetube boilers have an advantage when___________ is limited. - ANS Floor space The "...

Power Engineering Part A Unit 11 Rated A+ Air Heater Transfer heat from the flue gas, or from steam, to the combustion air entering the boiler, to improve combustion efficiency Blowoff Valve Manually operated valve connected to a boiler for the intermittent discharge of boiler sediment, for lowering a boilers water level, or for draining a boiler Blowoff Vessel Vessel that intercepts, cools, and depressurizes boiler blowoff water, on order to protect municipal sewer systems Boi...

15 psi - Answer- A low pressure steam boiler has a maximum allowable working pressure (MAWP) of up to ___. One boiler horsepower - Answer- The evaporation of 34.5 lb of water/hr from and at a feedwater temperature of 212°F through the tubes - Answer- In a firetube boiler, the heat and gases of combustion pass ___. in high or low pressure plants - Answer- A firetube boiler may be used ___. a firetube boiler - Answer- Because of the large volume of water, the boiler most likely to cau...

why was the ASME formed? - ANSWER develop tech info, high standard of design and education, personal and professional development,ethical conduct, solutions for tech problems CSA B51 committee? - ANSWER provincial and territorial jurisdiction, boiler manufacturers, insurance companies what is the purpose of B52? - ANSWER provide safe design, construction, installation, operation, repair of refrigeration and air con. promote uniform requirements ASME 1 - ANSWER aspects of boiler design ...

15 CORRECT ANSWER-A low pressure steam boiler has a MAWP of ___ psi. boiling point? CORRECT ANSWER-The higher the steam pressure, the higher the ___ of the water in the boiler. one boiler horsepower CORRECT ANSWER-___ is the amount of energy equal to the evaporation of 34.5 lb of water/hr from and at a feedwater temp of 212F. 338 CORRECT ANSWER-When a steam boiler is operating at 100 pounds per square inch gauge pressure (psig), the temp of the water and steam will be approx. ___F. f...

4th Class Power Engineering Unit A11: Introduction to Boiler Designs 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 - ANS 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 pressure and temper...

What must be located outside a Class T machinery room? Select one: a. Spare flashlights b. Disposable coveralls c. Machinery shut off switch d. Light switches c Degradation of heat transfer fluid of a hot oil system will begin to occur if: Select one: a. The oil filter is not serviced regularly b. The oil temperature is above a specified range, for an extended period of time c. The oil is allowed to churn in the circulating pump d. The oil becomes too viscous bDry and flooded evaporat...

Power Engineering 4A - Test Review 4 Questions and Answers 100% Pass The typical time required to heat a fluidized bed to ignition temperature prior to the introduction of coal is: Select one: a. Two hours b. Three hours c. One hour d. 30 minutes - Correct Answer ️️ -C When welding thick materials, proper weld groove selection and preparation allows for: Select one: a. a quick weld b. proper heat treatment c. full penetration d. omitting the root pass - Correct Answer ️️ -C...