Firetube boiler - Study guides, Class notes & Summaries

upStationary Grade 3 Engineering License how can you lose your license? - 1) drinking on the job 2) sleeping on the job 3) negligence 4) unsafe work 5) signing a falsified license application for someone 6) failing to renew your license annually what must you do if you change jobs? - notify city hall if you change jobs, address or retire why should you do rounds? - Find and correct problems to prevent breakdowns. keeping permanent records will make it easy to forecast most br...

Stationary Engineer License Exam Prep with Complete Solutions A ______ fuse is necessary for a circuit with a load of 21,000 watts and a voltage of 220 volts. A. 100 B. 150 C. 175 D. 200 A. 100 amps. Note: V = IR Therefore I = V/R 21,000 amps /220 volts = 95 amps At 0 psig, how many BTU's are required to change 1 lb of water at 212F to steam? A. 144 B. 180 C. 970 D. 1190 C. 970 BTU 3 multiple choice options Radiation is: A. the movement of liquids or gases created by a tem...

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

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 ...

Boiler Operator Licensing Exam Questions and Answers Graded A+ all steam boilers must have 1 or more safety valves before anyone enters the boiler drum, the main steam stop valve, bottom blowdown valves, & feedwater valves should be Locked closed at atmospheric pressure, water begins to boil at approximately 212 degrees F fuels most commonly used in boilers Fuel oil, gas, & coal must be connected to the highest part of the steam side of the boiler Steam pressure gauge with an...

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 "...

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...

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...

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...

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 ...