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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
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