TOP 250+ Steam Boilers Interview Questions and
2019-12-27 · A.C generators can be made in large size which can run at high speed also than that of D.C generators. Question 45. Define Ampere? Answer : It is the amount of electron flow in the current . In one ampere 6.28*10/18 electrons has a given point in the conductor within a period of one second. Question 46. Write A Short Note About Fuse? Answer :
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Essay on Noise Pollution for Children and Students
2017-2-17 · It also causes other disorders like sleeping disorders, fatigue, weakness, cardiovascular issues, stress, high blood pressure, communication problem, etc. Noise Pollution Essay 5 (300 words) There are various types of pollution in the environment, soil pollution is one of them and have become more dangerous to the health.
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Boiler Steam drum internals and function
In the water tube boiler the upper drum (Boiler steam drum) provides for separation of steam from water. It also provides liquid holdup capacity (typically 10 to 60 seconds) to allow for a dynamic response to load changes without losing liquid in the downcomer and riser tubes. The size of
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Chapter 1 Thermal Power Plant - Darshan Institute of
2020-8-18 · 5. Discuss In-plant coal handling system 4 6. Discuss out-plant coal handling system 4 7. Explain the statement:- " oal handling system is called lifeline of the coal fired power plants". 3 8. Explain pulverized coal system and state its merits and demerits. 7 9. Write a short note
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Thermal & Fluid Power Enngineering : Question Paper
2 (b) A 4500 kW gas turbine generating set operates with two compressor stages; the overall pressure ratio is 9:1. A high pressure turbine is used to drive the compressors, and a low pressure turbine drives the generator. The temperature of the gases at entry to the high pressure turbine is 625°C and the gases are reheated to 625°C after expansion in the first turbine.
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Steam Boiler | Working principle and Types of Boiler
2020-10-23 · These fire tubes or hot gas tubes heated up the water and convert the water into steam and the steam remains in same vessel. As the water and steam both are in same vessel a fire tube boiler cannot produce steam at very high pressure. Generally it can produce maximum 17.5 kg/cm 2 and with a capacity of 9 Metric Ton of steam per hour.
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Industrial boiler technology for beginners
2012-6-28 · Every pressure cooker uses these physi-cal interrelations, for example. The lid gives an airtight seal to the cooker, so the steam produced at boiling point (boiling point is around 100 °C at air pressure of approximately 1 bar) cannot escape. The pressure inside the cooker increases, which at the same time leads to a rise in the boiling point.
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B.E. Sixth Semester (Mechanical Engineering / Power
2019-3-7 · b) Write short note on (a) coal - handling (b) Ash handling. OR 7 6. a) Explain working principle and applications of cogeneration system s. 7 b) Explain with neat sketches, Topping cycle and bottoming cycle used in cogeneration systems. 7 7. a) Dry saturated steam at a pressure of 11 bar enters a convergent divergent nozzle and
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Corrosion in boilers - Lenntech
Corrosion is a relevant problem caused by water in boilers. Corrosion can be of widely varying origin and nature due to the action of dissolved oxygen, to corrosion currents set up as a result of heterogeneities on metal surfaces, or to the iron being directly attacked by the water.
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Easy to control and distribute - WordPress.com
2015-12-2 · 4. Write a short note on IBR steam pipe. IBR Steam Pipe means any pipe through which steam passes from a boiler to a prime mover or other user or both, if pressure at which steam passes through such pipes exceeds 3.5 kg/cm2 above atmospheric pressure or such pipe exceeds 254 mm in internal diameter and includes in either case
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GUJARAT TECHNOLOGICAL UNIVERSITY
2019-1-8 · (c) Name two indirectly heated high pressure boilers and explain construction and working of any one of them. 07 Q.2 (a) What are the requirements of a good ash handling plant. 03 (b) Describe the unit pulverized coal handling system. 04 (c) Explain cyclone burner with neat diagram. 07 OR (c) Write a short note on electrostatic precipitator. 07
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What is Babcock and Wilcox Boiler ? – Complete
The Babcock and Wilcox boiler are generally used to produce high-pressure steam in power generation industries. The high-pressure steam so generated is used to produce electricity. Advantages. Steam generation capacity is high. It is about 2000 to 40000 kg/hr. It occupies less space. Replacement of defective tubes is easy.
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EME Assigment - Yola
2011-1-2 · What are high pressure boilers? State their advantages and disadvantages of high pressure boilers(GTU Dec-10R) 17. Short note on Lamount boiler. 18. A boiler generates 7.5 kg of steam/kg of coal burnt at a pressure of 11 bar. The feed water temperature = 70 0C. η1 = 75%, Factor of evaporation = 1.15. Take C ps = 2.1 KJ/Kg K. Calculate: (1
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Unit I - ANUCHEM
2018-9-10 · Unit I WATER AND ITS INDUSTRIAL APPLICATIONS : Sources, Impurities, Hardness & its units, Industrial water characteristics, softening of water by various methods (External & Internal treatment), Boiler trouble causes, effect & remedies, Characteristics of municipal water & its treatment, Numerical problems based on softening methods.
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Power Plant Engineering (PPE) Notes Pdf - 2020 | SW
Unit 5. Link: Unit 5 Notes. Note:- These notes are according to the R09 Syllabus book of JNTU.In R13 and R15,8-units of R09 syllabus are combined into 5-units in R13 and R15 syllabus. If you have any doubts please refer to the JNTU Syllabus Book. Power Plant Engineering Notes pdf Details. Unit-1:
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The National Board of Boiler and Pressure Vessel
The National Board of Boiler and Pressure Vessel Inspectors was created in 1919 to promote greater safety to life and property through uniformity in the construction, installation, repair, maintenance, and inspection of pressure equipment.
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Boiler (power generation) - Wikipedia
2020-12-15 · Haycock and wagon top boilers. For the first Newcomen engine of 1712, the boiler was little more than large brewer's kettle installed beneath the power cylinder. Because the engine's power was derived from the vacuum produced by condensation of the steam, the requirement was for large volumes of steam at very low pressure hardly more than 1 psi (6.9 kPa) The whole boiler was set into brickwork
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Boiler Operator Resume Samples | Velvet Jobs
Executing a wide variety of maintenance and repair work in relation to the maintenance, and repairs of boilers, chillers, HVAC equipment, and building equipment and infrastructure in general Performs a wide variety of complex operating procedures to ensure the proper operation of the high pressure steam boilers, lab utilities, emergency
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Babcock and Wilcox Boiler : Main Parts & Working -
March 16, 2016 February 11, 2018 Admin 6 Comments boilers. Sharing is Caring :)-Today we will learn about Babcock and Wilcox boiler. Babcock and Wilcox boiler is a natural circulation, externally fired medium pressure, stationary horizontal water tube boiler in which water is flow in the inclined tubes. This is a high pressure, natural
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Boilers and Engines - Mechanical Interview Questions
2020-12-16 · 11.Write a short note on Steam engine piston? Generally box type or hollow type steam engine pistons are used. These are generally made of cast iron. Box type pistons are cast in one piece with hollow core. This piston is secured by a nut to the piston rod. To prevent the leakage of the steam two piston rings are provided with the piston.
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