SPECIAL TCC MEETING ON 23-AUG-04 CONSUMPTION PLOT 2002 - 05 LOAD RESTRICTION VARIABLE COST UI SUMMARY TILL 25/JULY/04 UI IN SR IRE-ACCOUNT LETTERS ANTICIPATED DEMAND POSITION ANTICIPATED 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 SUGGESTION EXTRACTS FROM NEMMCO ECONOMIC SURVEY EXTRACTS 9.14 SKEWED DRAWAL DRAWAL PATTERN OF STATES
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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
SUGGESTIONEXTRACTS FROM
NEMMCOECONOMIC SURVEY
EXTRACTS 9.14
SKEWED DRAWALDRAWAL PATTERN
OF STATES
1. LOAD RESTRICTION LIFTED IN KARNATAKA FROM
18-JUNE-04.
2. IN KERALA, CYCLIC LOAD SHEDDING DURING
ENENING PEAK HOURS WAS WITHDRAWN FROM 16-
JUNE-04.
3. TAMIL NADU AND ANDHRA PRADESH HAVE
REMOVED LOAD RESTRICTION.
4. FREE POWER TO FARMERS
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 EXPORT TO WR IN PS/U
– 155 PS/U @SR– 255 PS/U @WR
• AVG RATE OF 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• ALL COSTLIER GENERATORS IN SR• ALL PIT-HEAD GENERATORS IN ER• GENERALLY SR IS ENERGY DEFICIT & ER IS
ENERGY SURPLUS• SHORTAGE OF COAL / LIGNITE IN SR• IMPACT OF ENVIROMENT
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
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 EXTRA BENEFIT TO THE NO EXTRA BENEFIT TO THE EXPORTING ER REGION EXPORTING ER REGION
LIKE PRACTICE OF OTHER LIKE PRACTICE OF OTHER REGIONAL LINKS, BENEFITS WITH REGIONAL LINKS, BENEFITS WITH RESPECTIVE REFERENCE RESPECTIVE REFERENCE FREQUENCY IS NOT PRESENT FREQUENCY IS NOT PRESENT
PRESENT ER –SR UIPRESENT ER –SR UI TO BE IN LINE WITH OTHER INTER TO BE IN LINE WITH OTHER INTER
REGIONAL LINKS, THE SAME PHILOSOPHY REGIONAL LINKS, THE SAME PHILOSOPHY OF SHARING THE BENEFIT IN THE RATIO OF SHARING THE BENEFIT IN THE RATIO OF 50:50 HAS TO BE USED AFTER OF 50:50 HAS TO BE USED AFTER CALCULATING WITH RESPECTIVE CALCULATING WITH RESPECTIVE REFERENCE FREQUNCYREFERENCE FREQUNCYDIFFERNCES BETWEEN ER-SR LINK AND DIFFERNCES BETWEEN ER-SR LINK AND OTHER INTER REGIONAL LINKSOTHER INTER REGIONAL LINKS
TALCHER STAGE2 BELONGING TO SR IS TALCHER STAGE2 BELONGING TO SR IS PRESENT IN ER PRESENT IN ER
TALCHER – KOLAR HVDC LINE IS PART OF TALCHER – KOLAR HVDC LINE IS PART OF SR TRANSMISSION SYSTEMSR TRANSMISSION SYSTEM
LOSS AND TRANSMISSION CHARGES OF LOSS AND TRANSMISSION CHARGES OF TALCHER KOLAR LINE IS BORNE BY SR.TALCHER KOLAR LINE IS BORNE BY SR.
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 POINT (ER SCHEDULING/METERING POINT (ER INTER CONNECTOR)INTER CONNECTOR)
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.