solution for conventional and non- conventional …solution for conventional and non- conventional...

Mumbai University Electrical (Semester -III)

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Solution for Conventional and Non-

Conventional Power Generation

May 2016

INDEX

Q1 – a ………………………………………………………………………………………………………… 2-3

b ………………………………………………………………………………………………………… 3-4

c …………………………………………………………………………………………………………. 5-6

d ………………………………………………………………………………………………………… 6-7

Q2- a ………………………………………………………………………………………………………… 7-8

b ………………………………………………………………………………………………………… 8-9

Q3 – a ………………………………………………………………………………………………………… 10-11

b ………………………………………………………………………………………………………… 12-13

Q4- a ………………………………………………………………………………………………………… 13-14

B ………………………………………………………………………………………………………… 14-15

Q5 – a ………………………………………………………………………………………………………… 15-16

b ………………………………………………………………………………………………………… 16-18

Q6- a ………………………………………………………………………………………………………… 19-20

b ………………………………………………………………………………………………………… 21-23



Q1)

(a) Describe load curve and load duration curve .

Ans:



(b) Describe the function of coal handling system and ash handling

system.

Ans: COAL HANDLING SYSTEM



ASH HANDLING SYSTEM

General layout of ash handling and dust collection system



(c) Classify hydropower plant.

Ans:

LOW HEAD PLANTS



PLANTS BASED ON TYPES OF LOADS

PLANTS BASED ON QUANTITY OF WATER AVAILABLE

(d) List the site selection points for wind power plant.



Ans:

Q2)

(a) Explain the effects of fluctuating load on operation of power plant.

Also describe methods of meeting fluctuating load..



Ans:

I vs L and efficiency vs load curve



(b) Explain the operation of pumped storage plant.

Ans:

PUMPED STORAGE PEAK LOAD PLANT



Q3)

(a)Draw the layout of thermal power plant.

Ans:

GENERAL LAYOUT OF STEAM POWER PLANT:

The general layout of steam power plant consist of mainly four following

circuits:



(iii) Feed water and steam circuit



General layout of a steam power plant



(b)Describe the operation of PWR.

Ans:

Pressurized water reactor power plant

ADVANTAGE:



DISADVANTAGES:

Q4)

(a) Explain advantages and disadvantages of diesel power plant.

Ans: ADVANATGES:

DISADVANATGES:



(b) Describe the method of manufacturing of mono and polycrystalline

PV cells

Ans:



Q5)

(a) A generating station has following daily load cycle.

Time(hrs) 0-6 6-10 6-10 10-12 12-16

Load(MW) 40 40 50 60 50

Draw load curve and find:

i) Max demand ii) Units generated per day

iii) Average load vi) Load factor

Ans: Note: Similar sum

Question:



(b) Explain operating of fluidized bed combustion.

Ans:



Circulating Fluidized Bed Combustion Boilers(CFBCB)



ADVANTAGES:



Q6)

(a) Explain operation of horizontal axis wind turbine(HAWT)

Ans:

Horizontal axis wind turbine generator are being used all over the world

successfully .The main component of a propeller type wind generator is shown

by a scientific diagram below.

Electromagnetic brakes are provided for automatic application of brakes if the

wind speed exceed the designed speed.



(b) Describe power generation by using biomass.

Ans:

Biomass and Biomass Energy Resources:

Photosynthetic process:



Direct Combustion:

Thermochemical Conversion:



Biochemical Conversion:

solution for conventional and non- conventional …solution for conventional and non- conventional...

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