dvc maithon report
TRANSCRIPT
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TRAINING REPORT
ONDAMODAR VALLEY ORPORATION
U N I V E
R S I T Y
I N S T I T U T E O
F
T E C H N O L O G Y
SUBMITTEDBY:
• ABIB MOLLA
(2011-6029)
• SANC AYITA DAS
(2011-6010)
SUBMITTEDTO:
Mr. KALLOL ROY(H.O.D OF ELECTRICAL ENGG)
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WHAT IS DVC ?DVC (Damodar Valley Corporation)a lea!y to t"epeople o# India$ emered a% a !&lmination o# attempt%
made o'er a "ole !ent&ry to !ontrol t"e ild anderrati! Damodar ri'er T"e ri'er %pan% o'er an area o#*+$*,- /m* !o'erin t"e %tate% o# 0"ar/"and(D"an1ad$ 2o/aro$ Ha3ari1a"$ 4oderma$ Giridi"$C""atra$ Palama&$ Ra!"i$ 5o"ardaa and Doom/a) 6
We%t 2enal (2&rdan $ Hoo"ly$ Hora"$ 2an/&ra andP&r&lia)
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O20ECTIVES7P8RPOSE 9 FLOOD CONTROL.
IRRIGATION.
WATER SUPPLY- INDUSTRIAL AND DOMESTIC.
NAVIGATION & DRAINAGE.
GENERATION, TRANSMISSION AND DISTRIBUTION OF
ELECTRICAL ENERGY.
AFFORESTATION AND CONTROL OF SOIL EROSION.
PROMOTION OF PUBLIC HEALTH, AGRICULTURE,
INDUSTRIAL, ECONOMIC AND GENERAL WELL BEING INTHE VALLEY.
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5AND:AR4S ACHIEVED 9
DVC- FIRST MULTIPURPOSE RIVER VALLEY PROJECT BY THE GOVT. OF INDIA.
DVC- ORGANIZATION GENERATING POWER THROUGH THREE SOURCES- COAL, WATER AND
LIQUID FUEL.
FIRST UNDERGROUND HYDEL STATION- MAITHON.
BTPS- NATION’S BIGGEST THERMAL POWER PLANT IN THE 50’S OF THE LAST CENTURY BTPS BOILERS- FIRST TO BURN UNTAPPED LOW-GRADE COAL IN PULVERIZED FUEL
FURNACES.
CTPS- THE FIRST RE-HEAT UNITS IN INDIA, UTILIZING HIGH STEAM PARAMETER.
MTPS- FIRST OF ITS IND IN EASTERN INDIA WITH TUBE MILLS IN SERVICE FOR ZEROREJECT. DIRECT IGNITION OF PULVERIZED COAL !DIPC" SYSTEM FOR REDUCING OIL
CONSUMPTION IN THE BOILER.
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-: DVC Infra!r"#!"r$ A! A G%an#$ :-
DVC COMMAND AREA ',() S*. +MS
POWER MANAGEMENT
TOTAL INSTALLEDCAPACITY
.) MW
THERMAL POWER
STATIONS
FIVE CAPACITY )/
MW
HYDEL POWER STATIONSTHREE CAPACITY 0''
MW
GAS TURBINE STATIONONE CAPACITY 1.)
MW
SUB-STATIONS AND
RECEIVING STATIONS
AT / +V2 00 NOS.
AT 0( +V2 (( NOS.AT (( +V2 0 NOS.
TRANSMISSION LINES
/ +V2 0)// C+T
+MS
0( +V2 ('0) C+T
+MS
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DVC POWER PLANTS AT A GLANCE
NAME LOCATION CAPACITY
T ERMAL
BO+ARO 4B4 DIST .- BO+ARO
STATE 2 5HAR+HAND
(/ MW
6( 7 0/ MW8CHANDRAPURA DIST .- BO+ARO
STATE 2 5HAR+HAND
1/ MW6( 7 0(/ MW8
96 7 )/ MW8
DURGAPUR DIST .- BARDDHAMAN
STATE - WEST BENGAL
()/ MW
6070'/ MW896070/ MW8
ME5IA DIST .- BAN+URA
STATE - WEST BENGAL
('/ MW6' 7 0/ MW8
96 7 )/ MW8
96 7 )// MW8
DSTPS DIST .- BARDHAMAN
STATE - WEST BENGAL
0/// MW6 7 )// MW8
+TPS DIST .- +ODERMA
STATE 2 5HAR+HAND
)// MW60 7 )// MW8
TOTAL THERMAL )0/ MW
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NAME LOCATION E7ISTING CAPACITY
HYDEL
TILAIYA RIVER ; 2ARA4AR
DIST ; HA<ARI2AGH
STATE = 0HAR4HAND
+ :W(* > * :W)
MAITHON RIVER ; 2ARA4AR
DIST ; 28RDHA:AN
STATE ; WEST 2ENGA5
,* :W(* > *@ :W)
(B > *,* :W)
PANCHET RIVER ; DA:ODAR
DIST ; DHAN2AD
STATE = 0HAN4HAND
@ :W(* > +@ :W)
TOTAL HYDEL B+* :W
GRAND TOTAL 6THERMAL 9 HYDEL8 5857.2 MW
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MAITHON DAM
+EY OB5ECTIVES
FLOODCONTOLGENERATION OFELECTRIC POWER IRRIGATION
NAVIGATIO
N & DRAINAGE
WATERSUPPLY TO
INDUSTRIES AND
DOMESTICS
:ait"on Hydel
• :AITHON HDE5 POWER STATION (:HPS) IS 5OCATED ON THE RIVER2ARA4AR
• FIRST 8NDERGRO8ND POWER STATION• GENERATING CAPACIT OF @ :W• :HPS ;B@@@ FEET 2E5OW THE WATER 5EVE5
TRAINING AT
:AITHON HDE5 POWERSTATION
**@ 4V 4A5ANESHWARIS82STATION
CENTRA5 5OAD DISPATCH
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P;$r G$n$ra!<n En!r"!$= ;<!> !>$ r$?n<@<%<!<$ f?r<=<n !>$ <!a% <n?"! ?;$r fr <n="!r<a%
r;!> <n !>$ r$"r#$ r<#> Da=ar Va%%$r$<n, DVC >a @$$n ?ra#!<#a%% ?$ra!<n a a?<n$$r, "<n %a!$! aa<%a@%$ !$#>n%<$ !"??% @"% ?;$r a! r$ana@%$ ra!$ !!>$ ar <n="!r<$.
DVC >a a<n!a<n$= <! %$a= r%$ <n !>$$a!$rn r$<n @ a=?!<n <!$%f ! !>$#>a%%$n$ f !<$ an= !$#>n% ="r<n !>$
#"r$ f %a! ) $ar. DVC >a @$$n $n$ra!<nan= !ran<!!<n ?;$r <n#$ 0)( an= >a"##$$=$= n! n% <n $$!<n !>$ n$$= f#n"$r @"! >a a% >$%?$= ! <n#r$a$ !>$=$an= f ?;$r ;><#> <!$%f < an <n=$ f=$$%?$n!.
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MAITHON HYDEL POWER STATION
Maithon Hydal Power Station is
located on the river Barakar 12.9
km above its confluence with the
Damodar near the border of
Dhanbad and Burdwan districts of
the state of harkhand and !estBen"al res#ectively. $he uni%ue
feature of this hydal #ower station
is that it is located under"round in
the left bank of the river and is thefirst of its kind in &ndia. $he Power
station has a total "eneratin"
ca#acity of '( M! with ) units of
2( M! each.
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PENSTOC+:&t is a closed conduit which connects the fore bay or sur"e tank to the scroll
case of the turbine.
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Maithon Hydel Station At A Glance1. Draina"e area 2*)( s% . mile
2. &nflow+ma,imum- 2(( cusec
). /nnual rainfall+ma,- 0( inch
*. /nnual rainfall+av".- )(. inch
. /rea desi"n 2*(( al
'. en"th of back water 1 miles0. Ma3or reservoir level '4((h
. 5ross stron" ca#acity 1(*6(((( /l H
9. 7lood control reservoir **(((( /l H
1(. Monsoon stora"e ca#acity *9'((( /l H
11. 8stimated cost of station *.01 crores
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20 Mw Generator Spe!"!at!on
1. Simmens Sehuckert65ermany
2. )PH6"enerator no.D0)**
). $y#e4P7 '0(*04)**. :116((( volt61)1(12am#
. ;PM410'.'
'. <=/42(((29(((
0. P.74(. const.E#!tor Spe!"!at!on
1. => 29))(**
2. /> *'(0((
Main Excitor
1. DC GEN. NO-D39408
2. TYPE-GV 441/36
3. V-310,333,500
4. RPM-176.6
SING5E 5INE DIAGRA: OF HDE5 POWER STATION
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SING5E 5INE DIAGRA: OF HDE5 POWER STATION
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MEASURING INSTRUMENT USED 2
• ENERGY METER ; To mea%&re t"e enery
tran%mitted enery meter% are tted to t"e panel to
dierent #eeder% t"e enery tran%mitted i% re!orded
a#ter one "o&r re&larly #or it :WHr$ meter i%pro'ided
• WATTMETERS ; It i% atta!"ed to ea!" #eeder to
re!ord t"e poer eported #rom DVC
• FRE*UENCY METER - To mea%&re t"e #reJ&en!y at
ea!" #eeder t"ere i% t"e pro'i%ion o# analo or
diital #reJ&en!y meter
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•FRE!EN"Y METER # To me!"#e $%e &#e'"e()* $ e)% &ee+e#
$%e#e ! $%e #o!o( o& (o o# +$ &#e'"e()* me$e#.
•$OLTMETER - $ ! #o+e+ $o me!"#e $%e %!e $o %!eo$e .$ ! !o e ( o$% $%e (o (+ +$ &#e'"e()*
me$e#.
•AMMETER - $ ! #o+e+ $o me!"#e $%e (e )"##e($. $ ! !o
e ( o$% $%e &o#m! (o ! e ! +$.
•MA7IMUM DEMAND INDICATOR ; T"ere are al%omo&nted t"e !ontrol panel to re!ord t"e a'eraepoer o'er %&!!e%%i'e predetermined period
•MVAR METER ; It i% to mea%&re t"e rea!ti'e poero# t"e !ir!&it
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GENERATED POWER
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ELECTRIC POWERTRANSMISSION
ELECTRIC-POWER TRANSMISSION IS THE 2854 TRANSFEROF ELECTRICAL ENERGY $ FRO: GENERATING POWER P5ANTS
TO E5ECTRICA5 S82STATION 5OCATED NEAR DE:ANDCENTERS
AT IS AN ELECTRIC SUBSTATIONA SUBSTATION IS A PART OF AN E5ECTRICA5 GENERATION$ TRANS:ISSIONAND DISTRI28TION SSTE: S82STATIONS TRANSFOR: VO5TAGE FRO:HIGH TO 5OW$ OR THE REVERSE$ 8SING STEP;8P OR STEP;DOWN TRANSFOR:ERS
ELEMENTS OF A SUBSTATION A:PRIMARY POWER LINES4 SIDE B:SECONDARYPOWER LINES4 SIDE 0.PRIMARY POWER LINES .GROUND WIRE (.OVERHEAD LINES'.TRANSFORMER FOR MEASUREMENT OF ELECTRIC VOLTAGE ).DISCONNECT
SWITCH .CIRCUIT BREA+ER .CURRENT TRANSFORMER 1.LIGHTNING ARRESTER.MAIN TRANSFORMER 0/.CONTROL BUILDING 00.SECURITY FENCE 0.SECONDARY
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220KV KALYANESWARI SUB-STATION
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%%&'$ SYSTEM ()% *AYS+
%%&'$ LINES, #
)+ L-%%.('ALYANESWARI#MTPS+
%+ L-%%/('ALYANESWARI#MTPS+
0+ L-%&0('ALYANESWARI#"TPS+
1+ L-%&1('ALYANESWARI#"TPS+
2+ L-%)3('ALYANESWARI#PG"IL4 PITHA'ARI+
5+ L-%).('ALYANESWARI#PG"IL4 PITHA'ARI+
COPER - 02 NO.
TE Y-01NO.
A!TOTRANSFORMERS, #
• ATR-)"GL MA'E )2&M$A4 %%&'$6)0%'$• ATR-% "GL MA'E )2&M$A4 %%&'$6)0%'$• ATR-0 *HEL MA'E )2&M$A4 %%&'$6)0%'$
)0%'$ SYSTEM ()) *AYS+
)0%'$ LINES, # )+ L- ).('LN#'LP+
%+ L- )/'LN#'LP+
0+ L- 5.(MHS#'LN+
1+ L- 5/(MHS#'LN+
2+ MAL#IMPE7 FDR ("D 8 5)M$A+
A!TOTRANSFORMERS, #
)+ ATR-)"GL MA'E )2&M$A4 %%&'$6)0%'$
%+ ATR-% "GL MA'E )2&M$A4 %%&'$6)0%'$
0+ ATR-0 "GL MA'E )2&M$A4 %%&'$6)0%'$
TWO WINDING TRANSFORMERS,#)+ 2& M$A4 )0%600'$4 APE7 MA'E9
%+ 0)92M$A4 )0%600'$4 TEL' MA'E9
COPER - 01 NO.
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((+V SYSTEMNAME OF THE CONS$MERS%
)+ IMPE7 STEEL (P$T+ LTD9("D#39&M$A+
%+ HIRA "ON"!ST STEEL P$T LTD ("D#39&M$A+0+ "ITY ALLOYS P$T9 LTD9 ("D#09&M$A+
1+ *MA STAINLESS LIMITED ("D#)%9&M$A+
2+ :AGDAM*A ISPAT P$T LIMITED ("D#09&M$A+
5+ MAA LILORI ISPAT LTD9 ("D# 09&M$A+
3+ "HHA*RA ISPAT P$T9 LTD9("D 8 .M$A+
S82STATIO
N
SWITCHARD
CONTRO528I5DING
SUBSTATION PARTS AND E*UIPMENT
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SUBSTATION PARTS AND E*UIPMENT
OUTDOORSWITCHYARD
• INCOMING & OUTGOING LINES• BUSBARS• POWER TRANSFORMERS AND MEASUREMENT TRANSFORMERS• INSULATORS• CIRCUIT-BEAKERS & ISOLATORS• LIGHTNING ARRESTORS• GALVANISED STEEL STRUCTURES FOR TOWERS & EQUIPMENT SUPPORTS.• ROADS, RAILWAY TRACK, CABLE TRENCHES•
PLCC EQUIPMENT INCLUDING LINE TRAP, TUNING UNIT, COUPLING CAPACITOR, ETC.• STATION EARTHING SYSTEM COMPRISING GROUND MAT, RISERS, AUXILIARY MAT,EARTHING STRIPS, EARTHING SPIKES & EARTH ELECTRODES.
• CONTROL CABLES FOR PROTECTION AND CONTROL
CONTROL BUILDINGIN EVERY SUB-STATION CERTAIN SUPERVISION, CONTROL AND PROTECTION FUNCTIONS
ARE NECESSARY. SO A CONTROL BUILDING/CONTROL ROOM IS REQUIRED. THE RELAY AND PROTECTION PANELS AND CONTROL PANELS ARE INSTALLED IN THE CONTROLROOM.
CONTROL IN SUB-STATION ARE OF TWO CATEGORIES.
&. NORMAL RO$TINE O'ERATION Y O'ERATORS COMMAND.
2. A$TOMATIC O'ERATION Y ACTION OF 'ROTECTIE RELAYS AND CONTROL SYSTEM
FUNCTIONS OF CONTROL ROOM
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FUNCTIONS OF CONTROL ROOM
0. ALARM FUNCTIONS
. CONTROL AND INDICATION
(. DATA COLLECTION, RECORDING,
DISPLAY TRANSFORMERS 'RESENT IN KALYANESH*ARI S$STATION
150 MV 220/132:V TO-TRN;ORMER
Make –BHELYear of manufacture: 2003Type of cooling: ONAN/ONAF/OFAFRating HV & LV (VA)- 75/ 105/ 50
( 50%/75%/100%)Rating LV - 10/ 14/20
(50%/70%/100%)Temp rise oil- 40C (Over Ambient of 50)Temp rise winding- 45 (Over Ambient of 50)
Purchase order Ref- PE-SPEC-719(R)/581257Dated 03.12.02Maker Sl No- 6006080
Elect Spec No- 601098 Phase 3ǾFrequency 50 HzConnection Symbol- YNa0d1Impedance Volt at 150MVA BaseHV Position (1/IV)12.6% to 16.24%HV Position (9b/IV) 14.1% to 15.5%
HV Position (17/IV) 13% to 16.77%
No Load Voltage HV (Kv)-230No Load Voltage IV (Kv)- 138No Load Voltage LV (Kv)-6.9Line Current HV (Amps)-188.5/263.9/377.0
Line Current LV (Amps)- 314.2/439.8/628.3Line Current LV (Amps)- 837.8/1172.9/1675.5
Insulation Level:HV- L1 950AC 395-L1 170 AC 70IV- L1550AC 275LV-L1 75AC 2×6.9Diagram DRG No- 34631900019OGA DRG No- 3463000066Core and winding (Kg)- 59700Weight of oil (Kg)- 38280Total weight (Kg)-140365Oil quantity (L)- 44000Transport Weight (Kg)-79000Undertaking weight (Kg) – 59700
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In%tr&ment
tran%#ormer
C&rrenttran%#or
mer
Potentialtran%#or
mer
CURRENT TR NSFORM ER (CT):
MAKE – ELECTRIC POWER EQUIPMENT CO.MSR INDUSTRIES ESTATE, BANGALORE – 560054
TYPE – OHCDB-R
HSV – 36KV
SERIAL NO. – 33193
FREQ – 50 HZ.RATED VOLTAGE – 33KV
SHORT TIME THERMAL CURRENT – 15.15KA FOR 3 SECS
INSULATION – 70/170KV
QTY OF OIL/WT. – 20 LTR./ 24 KG APRX.
DYNAMIC CURRENT – 65.6 KAP
YEAR – 1999 TOTAL WT. – 150 KGS (APRX)
MAX. TEMP. RISE - WINDING - 45
C
INSULATION – ‘A’
OVER AMBIENT (45C) OIL - 40C
CONTINUOUS THERMAL CURRENT – 780 A
25.24KA FOR 1 SECS
MAKE + MODERN ELECTRONICTY'E + O'T
RATIO + ,,K√
, - &&0√
, -&&0√
,.
HS + ,K/
'HASE + &/
FRE1 0 H3
INS$LATION CLASS + A
CORE 1 I II
$RDEN 1 &00 &00
CLASS 1 0.2 ,'
.F 1 &.2 CONT. 4 &.5 FOR ,0 S
CONN + 'H + E
IL + 60-&60K
TEM'. RISE OER *DG OIL
7
C ,
C
OIL TY. + 20 LTR.
TOTAL *T. + 50KG
ISS + ,&/
SL. NO.1 ME-'T-7&&-08
'.O NO. + CE(T)-' + 7-ST + -2086
POTENTI L TR NSFORMER (PT) :
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I%olator%9
ISOLATORS GIVE PHYSICAL SEPARATION BETWEEN LIVE
PART AND DEAD PART. PHYSICAL SEPARATION CAN BE
SEEN BY NAKED EYE FROM A DISTANCE.
S"r$L<!>n<n Arr$!r 6LA8:SINGLE POLE UNITS CONNECTED BETWEEN BUSBAR AND
GROUND. HIGH VOLTAGE SURGES CAUSED BY LIGHTNING
OR SWITCHING ARE DISCHARGED EFFECTIVELY TO
EARTH.
B" @ar:
BUSBARS ARE CONDUCTORS OF ADEQUATE
CROSS-SECTION, SUPPORTED ON INSULATORS
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PROTECTON < CONTRO
O;<ecti=e> o? Protection
I+ TO DIS"ONNE"T THE FA!LTY "IR"!IT WITH MINIM!M
DAMAGE D!E TO FA!LT9II+ TO LEA$E THE REST OF THE POWER SYSTEM IN A HEALTHY
STATE9
III+ "OST OF REPAIR OF DAMAGE TO *E 'EPT MINIM!M9
I$+ TO RESTRI"T POSSI*ILITY OF SPREADING AND IN$OL$ING
OTHER E!IPMENT9
$+ TO RED!"E TIME THE E!IPMENT O!T OF SER$I"E9$I+ TO MINIMI@E "OST OF RE$EN!E LOSS9
"haracteri>tic o? Protection,
I+ $ERY FAST
II+ SELE"TI$EIII+ SENSITI$E
III+ STA*LE !NDER E7TERNAL FA!LT