steam boiler questions and answers steamesteem
HOT
Capacity:1-20t/h
Rated thermal efficiency: 100-104%
Fixed working pressure: ≤1.6MPa
Applicable fuel:natural gas etc.
HOT
Capacity:0.7-14MW
Rated thermal efficiency:96-98%
Fixed working pressure:≤1.25MPa
Applicable fuel:Natural gas, light oil, etc.
HOT
Capacity:0.7-2.8Mw
Rated thermal efficiency: 97.2-106%
Fixed working pressure:0.1MPa
Applicable fuel:Natural gas, etc.
HOT
Capacity:2.8-7.0Mw
Rated thermal efficiency:≥105.5%
Fixed working pressure:-0.02MPa
Applicable fuel:Natural gas, etc.
HOT
Capacity:99Kw
Rated thermal efficiency:97.2-104.4%
Fixed working pressure:1.0MPa
Applicable fuel:Natural gas, etc.
HOT
Capacity:0.5-4.0 t/h
Rated thermal efficiency:98%
Fixed working pressure:≤1.25MPa
Applicable fuel:electric energy
Feb 07, 2019 · Best Steam Boilers and Engines Objective Questions and Answers. Dear Readers, Welcome to Steam Boilers and Engines Objective Questions and Answers have been designed specially to get you acquainted with the nature of questions you may encounter during your Job interview for the subject of Steam Boilers and Engines Multiple choice Questions. These …Get Price
Boilers, Heating Systems, & Applied Mathematics Practice Exam 7. The boiler operator should watch at all times for all of the following except: a. leaks in steam, water, and fuel connections. b. proper fuel air ration. c. operating pressures and temperatures. d. incoming water quality. 8. One advantage of hydronic heating over steam heating is: a.Get Price
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Steam Boilers, Engines, Nozzles and Turbines LAB VIVA Questions :-PROPERTIES OF STEAM: 1. At a pressure of 0.006112 bar, the melting and boiling temperature become equal and the change of phase ice-water-steam is shown on T-v diagram by _____.Get Price
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Feb 18, 2017 · Answer: The higher pressure would be advantageous if the boiler is oil-fired, but the difference is hardly measurable. If you have a diesel engine exhaust gas economizer then 7 bar boiler pressure would gain more heat from the exhaust gases. Question: Cavitation in a two flow line We have a steam genereting facilty using process heat.Get Price
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Boiler Questions and Answers Question: Transport superheated steam Is it possible to transport superheated steam of the order of 45 t/h at 30 bar pressure and temp of 300 deg from a aux boiler to a distance of 1.5 Km?Get Price
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Tap card to see definition 👆. Is necessary to generate steam in a boiler. Click again to see term 👆. Tap again to see term 👆. Heating surface. Click card to see definition 👆. Tap card to see definition 👆. The _____ is the part of the boiler with water on one side and heat on …Get Price
Aug 26, 2020 · 14. The steam drum air vent is normally opened when cooling down a boiler to. A. Relieve any residual air pressure in the drum. B. Prevent a vacuum from forming in the steam drum. C. Reduce the pressure in the steam drum more rapidly.Get Price
Jun 23, 2021 · MCQ Objective Questions and Answers for Boiler Operator Jobs. 1. In the fire tube boilers : (A) The hot gases pass through tubes and water surrounds the tubes. (B) The water passes through the tubes and hot gases surround the tubes. (C) Fire surrounds the tubes and water passes in the tubes. (D) All of the above. 2.Get Price
Engineering. Mechanical Engineering. Mechanical Engineering questions and answers. 2) A steam boiler of 1.25 m in diameter is subjected to an internal pressure of 16 MPa. If the steam boiler is made up of 20 mm thick plates, calculate the circumferential and longitudinal stresses.Get Price
all of these. View Answer Report Discuss 50-50! Answer: (a). volume of intake steam. 22. In a boiler, feed water supplied per hour is 205 kg while coal fired per hour is 23 kg. The net enthalpy rise per kg of water is 145 kJ. If the calorific valve of the coal is 2050 kJ/kg, then the boiler efficiency will be. a. 56%.Get Price
Q: Steam leaves an industrial boiler at 645.3kPa and 151.2°C. A portion of the steam is fed through a t A: Given Data: Calorimeter's steam temperature, T2= 113.8°C Steam pressure at boiler exit, P1=645.3 kPGet Price
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Question: Boiler pressure In tanker vessels we use boilers for cargo heating. Lets say that steam pressure to deck line adjusted to 5 bar. What will be most economical? Boiler pressure adjusted to 7 bar or to 16 bar ? Answer: The higher pressure would be advantageous if the boiler is oil-fired, but the difference is hardly measurable.Get Price
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