### ME8792 - Power Plant Engineering - Unit-1 Two marks

__Subject Name:__ Power Plant Engineering

__Subject Name:__

__Subject Code:__ ME8792

__Subject Code:__

## B.E. EEE/EIE/ICE Dept - semester 04

Anna University Regulation 2017 B.E. EEE Dept 3rd semester & B.E. Mech Dept 7th semester ME8792(

**Power Plant Engineering**) 2 marks for**1st unit**is provided below.**ME8792**all units**2 marks**,**Power Plant Engineering all units notes**& syllabus are listed down for students to utilize it for scoring maximum marks with our study materials.## 1.List down the sources of useful energy.

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## 2.What are the conventional energy sources?

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## 3.Mention the various non-conventional energy resources.

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## 4.List out the factors with which the unit size of the power plant is being decided.

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## 5.What are the different sources of energy available for Power generation?

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## 6.Why thermal plants are not suitable for supplying fluctuating loads?

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## 7.List out the four important circuits of steam power plant.

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## 8.State the characteristics of steam power plant.

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## 9.What are the advantages of steam power plants?

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## 10.Mention the limitations of steam power plants.

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## 11.What is saturation temperature and saturation pressure?

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## 12.Define latent heat of evaporization.

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## 13.What is meant by superheated steam? and indicate its use.

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## 14.Define: sensible heat of water.

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## 15.Define the term "Super heat enthalpy".

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## 16.What are wet and dry steams?

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## 17.Define dryness fraction of steam (Or) What is quality of steam?

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## 18.What are steam power plant cycles?

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## 19.List down the components in Rankine cycle.

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## 20.Comment on the thermal efficiency of a steam power plant.

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## 21.Define the overall efficiency of a steam power plant.

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## 22.Define air standard cycle efficiency.

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## 23.What are the operating conditions for improving the cycle efficiency in Rankine cycle?

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## 24.Give some advantages of regenerative cycle over Rankine cycle.

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## 25.Explain reheat cycle.

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## 26.What are the advantages of reheat cycle?

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## 27.What are the methods of rehcating?

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## 28.What is regenerative cycle?

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## 29.Where is reheat-regenerative cycle used?

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## 30.State how the steam boilers are classified.

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## 31.Define boiler mountings and accessories.

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## 32.Why are superheaters used in steam power plants?

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## 33.What is the necessity of feed pump in thermal power plant?

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## 34.Mention the two types of feed water heaters in a steam power plant.

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## 35.What is the function of deaerator in a thermal power plant?

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## 36.Write the use of water level indicator in boiler.

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## 37.What are the accessories used in a boiler?

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## 38.List out the major advantages of high pressure boilers in modern thermal power plants.

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## 39.Distinguish between fouling and slagging.

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## 40.Define super critical boilers.

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## 41.What is super-critical boiler?

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## 42.What is meant by fluidized bed combustion?

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## 43.What is the use of fluidized bed boiler?

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## 44.What are types of fluidized bed boilers?

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## 45.What is a steam turbine?

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## 46.State the use of large size and small size turbines.

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## 47.Classify steam turbines.

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## 48.How does impulse work?

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## 49.What are the Principles of impulse and reaction turbines?

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## 50.State the function of fixed blades.

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## 51.State the function of moving blades.

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## 52.What is the fundamental difference between the operation of impulse and reaction steam turbines?

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## 53.What is meant by compounding of steam turbines?

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## 54.Explain the need of compounding in steam turbines (or) Explain the purpose of compounding in steam turbines.

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## 55.What are the different methods of compounding?

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## 56.How are fixed blades and moving blades arranged in velocity compounding?

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## 57.State any two advantages and disadvantages of velocity compounded turbines.

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## 58.What is pressure compounding?

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## 59.How is pressure-velocity compounding done?

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## 60.What is meant by the term governing in turbines?

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## 61.What is the function of governors in steam turbine?

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## 62.What are the different methods of governing steam turbines?

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## 63.How is throttle governing done?

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## 64.Where is nozzle control governing used?

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## 65.Where by-pass governing is more suitable?

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## 66.State the advantages of steam turbines.

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## 67.What is the purpose of condenser?

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## 68.Explain any two types of surface condensers

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## 69.Why does the cooling water flow inside the tubes and steam condense outside the tubes of the condenser?

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## 70.What are the requirements of a modern condenser?

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## 71.What is a pulveriser and why it is used?

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## 72.What are the advantages of burning coal in pulverized form?

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## 73.State the disadvantages of pulverized coal firing.

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## 74.What is ESP? State its use.

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## 75.State the characteristic of good ash handling plant.

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## 76.Mention the uses of fly ash.

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## 77.Mention the various modern ash handling systems.

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## 78.What is stoker? Classify it.

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## 79.What are the principles of stokers?

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## 80.What do you understand by the term boiler draught?

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## 81.What are the various methods of obtaining draught control?

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## 82.List the advantages of balanced draft system.

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## 83.What are the factors affecting cooling of water in cooling tower?

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## 84.What is superposed or topping cycle?

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