ee1451(unit 1) by tamilarasi

8/18/2019 Ee1451(Unit 1) BY TAMILARASI

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EE1451 U.T.TAM

ELECTRIC ENERGYGENERATION, UTILISATION &

CONSERVATION

SUBJECT CODE : EE1451

STAFF NAME : U.T.TAMIL ARASI

STAFF CODE : EE27


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UNIT- I

GENERATION


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CONVENTIONAL METHODS

Classifcations:

a) Hydro electric power station

b) Steam power station

c) Nuclear power station


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HYDRO ELECTRIC O!ER

LANT


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Parts o Hydro electric powerstation:

Reservoir

Dam

Surge tan !alve "ouse

Penstoc

#urbine Drat tube

Power "ouse


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A"#$%$'():

$ater is t"e c"eapest and reliable

source

No uel transportation problem

%aintenance cost is low

Running cost is low

&ie o t"is plant is more


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D*)$"#$%$'(): &ong time or erection

Capital cost o t"e plant is "ig"

Cost o transmission lines and

losses will be more

Depends on rain all


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STEAM O!ER LANT


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A"#$%$'():

'uel is t"e c"eapest source

Capital cost is low

Cost o transmission lines and

losses will be low


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D*)$"#$%$'():

%aintenance cost o t"e plant is "ig"

Running cost is "ig"

(s" "andling is dicult

(ir is polluted


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Nuclear Power plant

*nergy released rom t"e

continuous nuclear fssion

Neutron rom +,-./ stries

anot"er nucleus and causes to

fssion0


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%ain components:

'uel : pellets o uranium ,rods

Reactor core : no0 o uel rods

%oderator : to moderate t"e

neutron velocity

1grap"ite2 "eavy and lig"t water)


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Coolant : to transer "eat

1water2 li3uid metals)

Control rods : Neutron

absorber 1cadmium2 boron

4 "anium)

Pressure vessel : to maintain

constant pressure0


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PR*SS+R56*D $(#*R R*(C#7R


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REACTOR

PR*SS+R56*D $(#*R

R*(C#7R


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875&5N9 $(#*R R*(C#7R


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A"#$%$'():

(mount o uel re3uired is very small

No uel transportation problem

&ess space is re3uired

&ocated at load centre

%ost economical


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D*)$"#$%$'():

&ong time or erection

Capital cost and maintenance

cost o t"e plant are "ig"

8y products are radio active

and cause pollution 'uel is epensive


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#5D(& P7$*R P&(N#

5t is a rise and all o water level

o sea

Due to t"e action o sun and

moon on t"e eart" water0


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C+$))*$*%):

Single basin arrangement0 Double basin arrangement0


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9eneral sc"eme o tidal power

plant


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%ain components:

a) Power "ouse

b) Dam to orm basin

c) Sluice gates


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O/(0$*% )*%'+( $)*%$00$%'(3(%


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S+*( '$() /(%, T0*%()

) 6


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S+*( '$() ), T0*%(

/(0$*%


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A"#$%$'():

a) Renewable source o energy

b) Non pollutingc) No transportation problem

d) C"eaper


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D*)$"#$%$'():

a) #idal energy is ;uctuating in

natureb) Noisy in operation

c) 7ver all weig"t is very "ig"

d) Not reliable


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%(9N*#7 H


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C3/%(%):

a) Combustor

b) %HD generator

c) (ir pre "eater


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a) Purifer

b) 5nverter

c) Seed recoveryd) Stac


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(D!(N#(9*S

Conversion eciency is around /=>

Capital cost is less

7ver all generation is less No moving parts

Closed cycle system producespower2 ree o pollution


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#"e "eat energy o interior o eart"0

Classifcations:

Direct or dry steam PP

'las" steam

8inary ;uid

9*7#H*R%(& P7$*R P&(N#


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C3/%(%):

a) Hot brine

b) #urbine

c) Condenser

d) Heat ec"anger


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FLASH STEAM POWER PLANTFLASH STEAM POWER PLANT


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BINARY CYCLE O!ERBINARY CYCLE O!ER

LANTLANT


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A"#$%$'():

!ersatile in use

C"eaper

Hig"est annual load actor

Pollution less


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D*)$"#$%$'():

*ciency is low Noisy drilling operation

Need large area


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S7&(R P7$*R P&(N#


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S )8)(3)

Solar energy collection system

#"ermal energy transer system #"ermal energy storage system

*nergy conversion system


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P(R(87&5C #HR7+9H S


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A"#$%$'(): 5t is ree o pollution

Re3uires little maintenance economical


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D*)$"#$%$'(): (vailable only by day not w"en

sun is cloudy

Not reliable &ocated at "ig" attitudes

5nitial cost is "ig"0


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D5S#R58+#*D 9*N*R(#57N

#"e integrated use o small generation

units directly connected to t"e system

#"ey operate on a renewable uel suc"

as sun lig"t2 wind2 gas and biomass


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*ample o tec"nologies used :

%icro turbines

'uel cells

P"otovoltaic cell

5nternal combustion engines


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THANK YOU

ee1451(unit 1) by tamilarasi

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