potential potential Add freq duration curve of both Add freq duration curve of both CG and SR on same scale say any CG and SR on same scale say any month or preferably an year to month or preferably an year to show the further potential show the further potential
potential. Add freq duration curve of both CG and SR on same scale say any month or preferably an year to show the further potential. Weekly gains from wr. A graph of weekly gains from sr-wr ire as per rea Simmilar for er. SPECIAL TCC MEETING ON 23-AUG-04. CONSUMPTION PLOT 2002 - 05. - PowerPoint PPT Presentation
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potentialpotential Add freq duration curve of both CG Add freq duration curve of both CG
and SR on same scale say any month and SR on same scale say any month or preferably an year to show the or preferably an year to show the further potentialfurther potential
Weekly gains from wr Weekly gains from wr
A graph of weekly gains from sr-wr A graph of weekly gains from sr-wr ire as per reaire as per rea
Simmilar for erSimmilar for er
SPECIAL TCC MEETING ON 23-AUG-04CONSUMPTION PLOT
2002 - 05LOAD RESTRICTION VARIABLE COST
UI SUMMARYTILL 25/JULY/04
UI IN SR IRE-ACCOUNT
LETTERSANTICIPATED
DEMAND POSITIONANTICIPATED
ENERGY POSITION
HVDC UTILISATION
UI ADVANTAGES BENEFIT OF WR UI
SCH Vs DRAWAL ER
UI OF ER & WR AND TOTAL UI
SCH Vs DRAWAL WR
UI OF ER & CONSTITUENTS
SCH Vs DRAWAL TALCHER II
BENEFIT OF ER UI
SUGGESTIONINTER REGIONAL
ARBITRAGEECONOMIC SURVEY
EXTRACTS 9.14
SKEWED DRAWALDRAWAL PATTERN
OF STATESPAYABLES ANDRECEIVABLES
1.RESTRICTION LIFTED IN KARNATAKA FROM
18-JUNE-04.
2.CYCLIC PEAK LOAD SHEDDING
WITHDRAWN FROM 16-JUNE-04. IN KERLA
3.ANDHRA PRADESH HAVE REMOVED LOAD
RESTRICTION
4.NO SHEDDING IN TAMIL NADU
LOAD RESTRICTION
JULY-04
STATE AVG DRAWAL
MAX DRAWALJULY 04 TILL NOW
ENTITLEMENT
WITH TAL WITH TAL
1500MW 2000MW
MIN DRAWALJUL 04 TILL NOW
AP 600 1500 1890 1284 1389 - 155 - 770
KAR 1290 2015 2130 1329 1432 770 290
KER 600 910 1040 860 934 300 20
TN 1680 2150 2730 2164 2297 1080 - 100
PONDY 185 225 235 240 257 140 10
MAXIMUM & MINIMUM DRAWAL
AP KAR KER TN PONDY
Total UI exported(-) /
Imported(+) in MUs
-2703 2279 998 815 -38
Total amount paid in Crores
Rs.-515 397 172 198 -5
Average rate of UI in paise/unit 190 174 173 243 118
SUMMARY OF UI – 84 WKS(FROM 01/JAN/03 TO 08/AUG/04)
INTER REGIONAL UI IN SR (FROM 01/01/03 TO 08/08/04)
• TOTAL UI TURNOVER :- 4831 MU• TOTAL UI AMOUNT DISBURSED:- 917 CR• INTER REGIONAL UI:- +942 MU (-)191 MU• AVG WEEKLY TRANSACTION:- 57 MU• AVG WEEKLY UI AMT DISBURSED:- 11 CR• AVG RATE OF UI WITH WR IN PS/U
– 155 PS/U @SR– 255 PS/U @WR
• AVG RATE OF UI IMPORT FROM ER IN PS/U– 144 PS/U @ ER
• WIN – WIN PLATFORM – PROMOTES TRADE• SPOT MARKET IN REAL TIME• REDUCES THE NEED FOR BILATERAL• BEST UTILISATION OF FLEXIBLE HYDRO• COSTLIER GENERATORS IN SR• CHEAPER PIT-HEAD STATIONS IN ER• SR IS ENERGY DEFICIT • ER IS ENERGY SURPLUS• SHORTAGE OF COAL / LIGNITE IN SR• IMPACT ON ENVIROMENT• REPLACE COSTLY GENERATION BY CHEAPER
FUTUREFUTURE ANOTHER 500 MW HVDC B2B AT ANOTHER 500 MW HVDC B2B AT
GAJUWAKA BY DECEMBER 2004GAJUWAKA BY DECEMBER 2004 ENHANCEMENT OF TALCHER-KOLAR ENHANCEMENT OF TALCHER-KOLAR
HVDC TO 2500 MW BY NEXT YEARHVDC TO 2500 MW BY NEXT YEAR
DIAGRAM
GRID MAPGRID MAP
KHAMMAM
VIJAYAWADANAGARJUNASAGAR
VISAKHAPATNAM
(POWERGRID)HYDERABAD
RAICHUR
GOOTY
HOODY
SALEM
UDUMALPET
TRICHUR
MADURAI
TRICHY
MADRAS
NEYVELI
CUDDAPAHDAVANAGERE
KAIGA
115
317
RSTPP
BHADRAVATI
130x2
164x
218
2
151
181
173
302
308172
277
279
155
178x
2
PONDICHERY
BANGALORE
SIRSI
MUNIRABAD
PP
P
P
P
P
P
P
P
P
P
PP
P
P
N
KOLAR
PALLOM
KAYANKULAM EDAMON
TALCHER
JEYPORE
63
187
2x78
2x221
54
HOSUR
KADRA
KODASAALY
Nagjhari
1
120
60
MAPS
P
SSLMM
MMDP
THIRUVANATHAPURAM
ALMATHI
NELLORE400 KV LINE PRESENTLY
OPERATED AT 220 KV NELAMANGALA
KURNOOL
GAZUWAKA(AP)
SIMHADRI NTPC
HIRIYUR
189
195
267x
2
258
242
175
179
127
130x
2
221x2
146x2
52x2
197x2
301x2
8x4
15x2
300
28
330
3500 MW TRANSFER CAPABILITY ON HVDC.ANOTHER 500 MW POLE TO BE ADDED AT GZK. TALCHER POLE CAPABILITY TO BE ENHANCED TO 2500 MW
ABOUT 38000 CKM OF 400/220 KV TRANSMISSION
TALGUPPA
TALCHER HVDC
TALCHER STAGE2
TALCHER
ER INTERCONNECTOR
GAJUWAKA HVDC
EASTBUS
ER
SR
SCHEDULING &METERING POINT
SCHEDULING AND METERING POINTS OF ER – SR UI
SOUTHBUS
UI ON ER –SR LINKUI ON ER –SR LINK FLEXIBILITY TO THE SYSTEM FLEXIBILITY TO THE SYSTEM
OPERATOROPERATOR MERIT ORDERMERIT ORDER OPTIMISATION OPPORTUNITYOPTIMISATION OPPORTUNITY
LOSS REDUCTIONLOSS REDUCTION DE-CONGESTION OF NETWORK DE-CONGESTION OF NETWORK
RAIPUR-ROURKELA IN ERRAIPUR-ROURKELA IN ER BHILAI-KORADI IN WRBHILAI-KORADI IN WR CUDAPAH-KOLAR, NUNNA-NELLORE IN SRCUDAPAH-KOLAR, NUNNA-NELLORE IN SR
VOLTAGE CONTROLVOLTAGE CONTROL FGMO – MORE CONDUCIVEFGMO – MORE CONDUCIVE
PRESENT ER –SR UIPRESENT ER –SR UI
ER UI IS CALCULATED BASED ON ER UI IS CALCULATED BASED ON THE ER FREQUENCYTHE ER FREQUENCY
ONLY ONE SIDE FREQUNCY IS ONLY ONE SIDE FREQUNCY IS USEDUSED
NO SHARING OF BENEFIT BY THE NO SHARING OF BENEFIT BY THE EXPORTING ER REGION EXPORTING ER REGION
UNLIKE PRACTICE IN OTHER UNLIKE PRACTICE IN OTHER REGIONAL LINKSREGIONAL LINKS
PRESENT ER –SR UIPRESENT ER –SR UI
DIFFERNCES BETWEEN ER-SR LINK DIFFERNCES BETWEEN ER-SR LINK ANDAND
OTHER INTER REGIONAL LINKSOTHER INTER REGIONAL LINKS TALCHER STAGE2 BELONGING TO SR TALCHER STAGE2 BELONGING TO SR
IS PRESENT IN ER IS PRESENT IN ER TALCHER – KOLAR HVDC LINE IS PART TALCHER – KOLAR HVDC LINE IS PART
OF SR TRANSMISSION SYSTEMOF SR TRANSMISSION SYSTEM LOSS AND TRANSMISSION CHARGES LOSS AND TRANSMISSION CHARGES
OF TALCHER KOLAR LINE IS BORNE OF TALCHER KOLAR LINE IS BORNE BY SR.BY SR.
GLORIOUS CASES (01-04-03 TO 08-GLORIOUS CASES (01-04-03 TO 08-08-04)08-04)
DATE UI FROM ER INMWDATE UI FROM ER INMW
21-09-200321-09-2003 980 980
25-09-200325-09-2003 10601060
19-05-0419-05-04 11001100
9.1MUs AVAILED FROM ER/WR 9.1MUs AVAILED FROM ER/WR UNDER UI ON 31/AUGUST/03 UNDER UI ON 31/AUGUST/03 ------850MW.------850MW.
SECURITYSECURITY
INADDITION TO THE ECONOMICS, INADDITION TO THE ECONOMICS, THE SECURITY OF THE GRID IS THE SECURITY OF THE GRID IS ENHANCED BY INTER REGIONAL UIENHANCED BY INTER REGIONAL UI
DURING CRISIS BOTH THE DURING CRISIS BOTH THE REGIONS EXCHANGE THE UI REGIONS EXCHANGE THE UI POWER WHICH RESULT IN BETTER POWER WHICH RESULT IN BETTER SECURITY OF BOTH THE GRIDSSECURITY OF BOTH THE GRIDS
SUGGESTIONSUGGESTION
WHILE ARRIVING THE RATIO FOR WHILE ARRIVING THE RATIO FOR SHARING THE BENEFIT THE SHARING THE BENEFIT THE FOLLOWING HAS TO CONSIDEREDFOLLOWING HAS TO CONSIDERED
CHANGING OF CHANGING OF SCHEDULING/METERING POINTSCHEDULING/METERING POINT
TALCHER –KOLAR LINE LOSSTALCHER –KOLAR LINE LOSS TRANSMISSION CHARGES OF TRANSMISSION CHARGES OF
TALCHER – KOLAR LINETALCHER – KOLAR LINE
SUGGESTIONSUGGESTION INSTEAD OF INTERCONNECTOR INSTEAD OF INTERCONNECTOR
OF TALCHER 1 & 2 , TALCHER OF TALCHER 1 & 2 , TALCHER HVDC CAN BE MADE HVDC CAN BE MADE SCHEDULING AND METERING SCHEDULING AND METERING POINT. POINT.
TALCHER STAGE 2 WILL BE IN TALCHER STAGE 2 WILL BE IN THE ER POOL FOR UI ACCOUNT.THE ER POOL FOR UI ACCOUNT.
TOTAL PAYABLES AND TOTAL PAYABLES AND RECEIVABLES RECEIVABLES
(01-04-03 TO 08-08-04)(01-04-03 TO 08-08-04)
TOTAL PAYABLESTOTAL PAYABLES Rs. 876.21 Rs. 876.21 CroresCrores
TOTAL RECEIVABLESTOTAL RECEIVABLES Rs.824.78 CroresRs.824.78 Crores
SAVINGS DUE TO ER UI GOES TO SAVINGS DUE TO ER UI GOES TO ONLY OVER DRWAING ONLY OVER DRWAING CONSTITUENTS.CONSTITUENTS.
PAYABLES ANDRECEIVABLES
HIGHLIGHTS OF UI TRANSACTION ON 31.08.03 HIGHLIGHTS OF UI TRANSACTION ON 31.08.03 (SUNDAY, GANESH CHATURTHI)(SUNDAY, GANESH CHATURTHI)
UI imported from ERUI imported from ER :: 6.07 MU6.07 MU UI imported from WRUI imported from WR :: 2.81 MU2.81 MU Total UI imported from C. Grid by SRTotal UI imported from C. Grid by SR :: 8.88 MU8.88 MU Average UI rate of C.Grid Average UI rate of C.Grid : 93 Ps/Unit : 93 Ps/Unit Average UI rate in SR for C.GridAverage UI rate in SR for C.Grid : 213 : 213
Ps/Unit Ps/Unit Max. Power transfer in UI from ERMax. Power transfer in UI from ER :: 510 MW510 MW Max. Power transfer in UI from WRMax. Power transfer in UI from WR :: 350 350
MWMW Total Max. Power transfer in UI from C.Grid:Total Max. Power transfer in UI from C.Grid: 860 MW860 MW Amount saved for the SR constituents Amount saved for the SR constituents :: 107 Lacs107 Lacs Total Number of HVDC Operations Total Number of HVDC Operations : : 50 no.s50 no.s
NEXT
OPERATION ON 31/08/03OPERATION ON 31/08/03SCHEDULE VS ACTUAL INJECTION GRAPH OF ER (AT ER PERIPHERY) FOR DATE : 31.08.03