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Power Engineering MCQ An immersion electric boiler
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
Mar 16, 2020 · Q7. The reactor performs the following function as that of _____ in a steam power plant. a) furnace. b) turbine. c) electric generator. d) boiler . Q8. In pressurized water reactor. a) light water is used as coolant. b) light water is used as coolant and moderator. c) heavy water is used as coolant. d) heavy water is used as coolant and Get Price
23. Two types of electric boilers are the electrode and the: a. immersion. b. modified Scotch. c. steel plate. d. tubular. 24. A packing-type seal is designed to leak a small amount of liquid through the packing to: a. lubricate and cool the packing. b. relieve system pressure. c. check temperature of fluids. d. keep air out of the system.Get Price
Power Plant Engineering MCQ Questions and Answers Quiz. 1. The overall efficiency of a boiler in a thermal power plant is of the order of. 70 to 80%. 2. Permissible pH value of water for boilers is. 3. Heating value of coal is approximately. 4.Get Price
Electric boiler running costs. When comparing electric boilers with units that run on gas and oil, the efficiency can cause some confusion. This is because electric boilers have an efficiency rating of 99- yet only have an ErP rating of C/D. Meanwhile, gas and oil boilers with efficiencies of 88-93% are awarded ErP A-ratings.Get Price
Thermal Power Plant MCQ. 1. Boiler is a component of thermal power plants in which. Coal is combusted. Water is converted into high pressured vapours. Air is preheated. Gases are cooled. Answer. Answer. b.Get Price
Immersion heater with copper or incoloy sheath elements, 2.5" flange mounted, designed for use in industrial water heaters or boiler and up to 18 kW of power. View Full Specifications Added to Your Shopping CartGet Price
20 Questions MCQ Test RRB JE for Mechanical Engineering | Test: Introduction to Power Plant & Steam Cycle - 1 A thermal electric power plant produces 1000 MW of power. Next, a pump feeds back the water to the boiler. The adiabatic efficiency of the turbine is 90%. The thermodynamic states of water and steam are given in the table.Get Price
a) Cool the steam let out by the turbine in the thermal power station. b) Cool the hot gases coming out of boiler. c) Forces the air inside the coal furnace. d) Pull the gases out of furnace. Ans: d. 13. Generally the speed of turbine generators employed in …Get Price
Electrode boiler capacities can be as high as. Operating voltage for an electrode boiler may be as high as. A boiler which incorporates a basket and a basket drain valve is the. Most electric boilers are limited in pressure to about 2100 kPa due to the effect of high temperature on the. An advantage of an electric boiler is that it.Get Price
Oct 16, 2020 · An immersion electric boiler capacity can be as high as: A. 1300 hp. B. 1700 hp. C. 6700 hp. D. 2700 hp. 21. Control of the immersion heater boiler is done by turning on and off the: A. Feedwater pump. B. Fuel supply. C. Number of heating elements. D. Power supply. 22.Get Price
High Pressure Boilers Quiz: Trivia Test! - ProProfs QuizGet Price
A nozzle is said to be chocked when flow rate through it is maximum and at throat of nozzle M = 1. QUESTION: 6. For the same diameter and thickness of tube, a water tube boiler compared to a fire tube boiler has: A. More heating surface. B. Less heating surface.Get Price
So you would need at least a 6 kW immersion heater to heat a full tank of water in 1 hour. Or a 3 kW immersion heater to heat the same amount in 2 hours. Replacing an immersion heater can take a qualified engineer up to half a day. They'll start by either partially or fully draining the tank of water so they can access the immersion heater.Get Price
Oct 16, 2020 · An immersion electric boiler capacity can be as high as: A. 1300 hp. B. 1700 hp. C. 6700 hp. D. 2700 hp. 21. Control of the immersion heater boiler is done by turning on and off the: A. Feedwater pump. B. Fuel supply. C. Number of heating elements. D. Power supply. 22.Get Price
Power Engineering MCQ Electric Boilers Immersion boiler tube bundles. Immersion boiler tube bundles Electric Boilers. Immersion boiler tube bundles a) act to conduct current through the water b) can be easily removed from the unit for maintenance purposes c) cannot be used to regulate steaming capacityGet Price
Power Control Systems. Electric Steam Boilers. Steam Superheaters. Heat Transfer Systems. Hot Oil & Process Liquid Vaporizers. Loadbanks and Air Handlers. Circulation and Immersion Heaters. Storage Tank Heaters. Hazardous Location and Corrosive Environment Air Heaters.Get Price
2.2 Basic Consideration in the Analysis of Power Cycles 2.3 Steam Generator 2.4 Super Heater 2.5 Feed Water Heater 2.6 Furnaces 2.7 Energy Performance Assessment of Boilers 2.8 Steam Turbines 2.9 Condenser 2.10 Cooling Tower 2.11 Steam Power Station Control 2.12 Summary 2.13 Key Words 2.14 Answers to SAQs 2.1 INTRODUCTIONGet Price
Power Engineering - 1 | 20 Questions MCQ TestGet Price
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