SHORT TERM OPEN ACCESS
CASE STUDIES
STOA CASE - 1
WBSEB to AJMER (Rajasthan)
20 MW for 27 days from 0000 to 1700 hrs. and 2300 to 2400 hrs.
WBSEB - AJMER WHEEL THROUGH SR (0000 HRS – 1700 HRS AND 2300-2400 HRS) 20 MW
FROM 05.01.05 to 31.01.05
INJECTING UTILITY WBSEB
CUSTOMER: NVVNL
DRAWEE UTILITY AJMER (DISCOM)
INTERVENING REGION SR & WR
CAPACITY APPROVED 20 MW
DAILY PERIOD 0000-1700 & 2300-2400 hrs
DATE OF COMMENCEMENT 05-01-05DATE OF EXPIRY 31-01-05…
INTERVENING REGIONAL LINK
ER-SR
SR-WR
WR-NR
WB
SR
HVDC BACK TO BACK AT GAZUWAKA IN SR
ER
NR
WR
RAJASTHAN
AJMER
HVDC BACK TO BACK AT BHADRWATHI IN WR
HVDC BACK TO BACK AT VINDHYACHAL IN WR
TRADER: NVVNL
INTERVENING STATE TRANSMISSION UTILITY RRVPN
WBSEB - AJMER WHEEL THROUGH SR (0000 HRS – 1700 HRS AND 2300-2400 HRS) 20 MW FROM
05.01.05 to 31.01.05 EXPORT AT WB 20 MW
AT ER-SR PERIPHERY 19.4 MW
AJMER RECIEVES 17.1 MW
LOSSES IN ER 3%
LOSSES IN SR 3.12%
TOTAL LOSSES FOR TRANSACTION
2.9 MW…
WB
SR
HVDC BACK TO BACK AT GAZUWAKA IN SR
ER
NR
WR
RAJASTHAN
AJMER
HVDC BACK TO BACK AT BHADRWATHI IN WR
AT SR-WR PERIPHERY 18.8 MW
AT WR-NR PERIPHERY 18.1 MW
AT NR-RAJ.PERIPHERY 17.6 MW
LOSSES IN WR 4%
LOSSES IN NR 3%
LOSSES IN RAJASTHAN 3%
HVDC BACK TO BACK AT VINDHYACHAL IN WR
WBSEB - AJMER WHEEL THROUGH SR (0000 HRS – 1700 HRS AND 2300-2400 HRS) 20 MW AT
INJECTION POINT FROM 05.01.05 to 31.01.05APPLICATION PROCESSING FEE
Rs 5000 PER TRANSACTION
TRANSMISSION CHARGES PER MW PER DAY
1. Rs 313.93 FOR CTU-ER
2. Rs 1462.44 FOR ER-SR LINK
3. Rs 700.91 FOR CTU-SR
4. Rs 881.49 FOR SR-WR LINK
5. Rs 339.98 FOR CTU-WR
6. Rs 233.92 FOR WR-NR LINK
7. Rs 649.86 FOR CTU-NR
8. Rs 686.3 FOR RAJASTHANTOTAL TRANSMISSION CHARGE
PER UNIT 34.15Ps/….
SCHEDULING CHARGES PER DAY
1. Rs 3000 FOR ERLDC
2. Rs 3000 FOR SRLDC
3. Rs 3000 FOR WRLDC
4. Rs 3000 FOR NRLDC
5. Rs 3000 FOR RAJASTHAN
WB
SR
HVDC BACK TO BACK AT GAZUWAKA IN SR
ER
NR
WR
RAJASTHAN
AJMER
HVDC BACK TO BACK AT BHADRWATHI IN WR
HVDC BACK TO BACK AT VINDHYACHAL IN WR
MORE DETAILS
NEW
STOA CASE - 2
APTRANSCO to MPSEB
200 MW for 24 days from 0000 to 0500 hrs. and 2300 to 2400 hrs.
APTRANSCO - MPSEB THROUGH NVVNL (0000 HRS – 0500 HRS and 2300 HRS – 2400 HRS ) 200 MW
AT INJECTION POINT for 24 days i.e 08.01.05 to 31.01.05
INJECTING UTILITY APTRANSCO
CUSTOMER: NVVNL
DRAWEE UTILITY MPSEB
CAPACITY APPROVED 200 MW
DAILY PERIOD 0000-0500& 2300-2400 HRS
DATE OF COMMENCEMENT 08-01-05
DATE OF EXPIRY 31-01-05…
AP
WR GRID
MP
HVDC BACK TO BACK AT
BHADRWATHI IN WR
INTERVENING REGIONAL LINK
1. SR-WR
TRADER: NVVNL
APTRANSCO - MPSEB THROUGH NVVNL (0000 HRS – 0500 HRS and 2300 HRS – 2400 HRS ) 200 MW AT INJECTION POINT for 24 days i.e 08.01.05 to 31.01.05
EXPORT AT AP 200 MW
AT SR PERIPHERY 193.8 MW
MP RECIEVES 186.1 MW
LOSSES IN SR 3.12%
LOSSES IN WR 4%
TOTAL LOSSES FOR
TRANSACTION 13.9 MW…
AP
WR GRID
MP
HVDC BACK TO BACK AT
BHADRWATHI IN WR
CT
U
APTRANSCO - MPSEB THROUGH NVVNL (0000 HRS – 0500 HRS and 2300 HRS – 2400 HRS ) 200 MW AT INJECTION POINT for 24 days i.e 08.01.05 to 31.01.05
APPLICATION PROCESSING FEE
Rs 5000 PER TRANSACTION
MORE DETAILS
TRANSMISSION CHARGES PER MW PER DAY
1. Rs 700.91 FOR CTU-SR
2. Rs 881.49 FOR SR-WR LINK
3. Rs 339.98 FOR CTU-WRTOTAL TRANSMISSION CHARGE
PER UNIT 33Ps/.
SCHEDULING CHARGES PER DAY
1. Rs 3000 FOR SRLDC
2. Rs 3000 FOR WRLDC
AP
WR GRID
MP
HVDC BACK TO BACK AT
BHADRWATHI IN WR
NEW
STOA CASE - 3
KAYAMKULAM CCGP, NTPC to TNEB
150 MW for 39 days on Round the Clock basis
STOA OF KSEB(KYCPP) - TNEB 0000 HRS – 2400 HRS150MW AT KYCPP EXBUS POINT for 39 days
TAMILNADU
KE
RA
LA
INJECTING UTILITY KYCPP,KSEB
TRADER: NVVNL
KAYAMKULAM CCGT(NTPC)
DRAWEE UTILITY TNEB
CAPACITY APPROVED 150 MW
DAILY PERIOD 0000-2400 HRS
DATE OF COMMENCEMENT 21-01-05
DATE OF EXPIRY 28-02-05…
CUSTOMER: TNEB
STOA OF KSEB(KYCPP) - TNEB 0000 HRS – 2400 HRS150MW AT KYCPP EXBUS POINT for 39 days
FROM 21-01-05 TO 28-02-05, THROUGHOUT THE DAY
TAMILNADU
KE
RA
LA
EXPORT AT KYCPP BUS 150 MW
KAYAMKULAM CCGT(NTPC)
AT KERALA PERIPHERY 148.9 MW
TN RECIEVES 144.3 MW
LOSSES IN KERALA 0.75%
LOSSES IN SR 3.12%
TOTAL LOSSES FOR
TRANSACTION 5.7 MW…
STOA OF KSEB(KYCPP) - TNEB 0000 HRS – 2400 HRS150MW AT KYCPP EXBUS POINT for 39 days
FROM 21-01-05 TO 28-02-05, THROUGHOUT THE DAY
TAMILNADU
KE
RA
LA
APPLICATION PROCESSING FEE
Rs 5000 PER TRANSACTION
KAYAMKULAM CCGT(NTPC)MORE DETAILS
TRANSMISSION CHARGES PER MW PER DAY
1. Rs 700.91 FOR CTU-SR
2. Rs 672.07 FOR KERALA
TOTAL TRANSMISSION CHARGE
PER UNIT 6/. Ps…
SCHEDULING CHARGES PER DAY
1. Rs 3000 FOR SRLDC
2. Rs 3000 FOR KSEB
NEW
STOA CASE - 4
APTRANSCO to KPTCL
100 MW for 9 days from 0000 to 0400 hrs. and 2200 to 2400 hrs.
STOA OF APTRANSCO-KPTCL, 100 MW FROM 0000 HRS – 0400 & 2200-2400 HRS
INJECTING UTILITY APTRANSCO
TRADER: PTC
DRAWEE UTILITY KPTCL
INTERVENING REGION SR
CAPACITY APPROVED 100 MW
DAILY PERIOD 0000 HRS – 0400 & 2200-2400 HRS
DATE OF COMMENCEMENT 20-02-05
DATE OF EXPIRY 28-02-05…
AP
KAR
CUSTOMER: PTC
STOA OF APTRANSCO-KPTCL, 100 MW FROM 0000 HRS – 0400 & 2200-2400 HRS
EXPORT AT APTRANSCO 100 MW
AT KPTCL PERIPHERY 96.96 MW
LOSSES IN SR 3.04%
TOTAL LOSSES FOR TRANSACTION 3.04 MW…
AP
KAR
STOA OF APTRANSCO-KPTCL, 100 MW FROM 0000 HRS – 0400 & 2200-2400 HRS
APPLICATION PROCESSING FEE
Rs 5000 PER TRANSACTION
TRANSMISSION CHARGES PER MW PER DAY
1. Rs 700.91 FOR CTU-SR
TOTAL TRANSMISSION CHARGE
PER UNIT 12.5/. Ps…
SCHEDULING CHARGES PER DAY
1. Rs 3000 FOR SRLDC AP
KAR
MORE DETAILS
NEW
Sl.No Transaction Duration Ps/unit
(Old)
Ps/unit
(New)
1 WBSEB-AJMER 18 HRS. 34.15 47.25
2 APTRANSCO-
MPSEB
6 HRS. 33.21 23.88
3 KAYAMKULAM- TNEB
24 HRS. 6.01 5.84
4 APTRANSCO-KPTCL
6 HRS. 12.52 6.43
SUMMARY OF TRANSACTIONS WITH OLD AND NEW RATES
ESC TO EXIT
CALCULATION FOR THE SHORT TERM CUSTOMER FOR THE TRANSACTION OF APTRANSCO – MPSEB OF NVVNL (200 MW)
BACK
S.NO Floor Rate Period Amount (Rs.)1 Transmission Charges Rs//MW/DayDays
CTU - SR 700.91 24 3364368
CTU - WR 339.98 24 1631904
SR - WR LINK 881.49 24 4231152
SUB TOTAL ( 1 ) 9227424
2 Scheduling and System Operation ChargesRLDC - SRLDC 3000 24 72000RLDC - WRLDC 3000 24 72000
SUB TOTAL ( 2 ) 144000
3 Handling and Service Charges
2 % of ( 1+2) 187428
4 Application Processing Fee 5000
5 Total Payment ( 1+2+3+4 ) 9563852
CALCULATION FOR THE SHORT TERM CUSTOMER FOR THE TRANSACTION OF KYCPP – TNEB OF NVVNL (150 MW)
S.NO Floor Rate Period Amount (Rs.)1 Transmission Charges Rs//MW/DayDays
CTU - SR 700.91 39 4100324
STU - KSEB 672.0725 39 3931624
SUB TOTAL ( 1 ) 8031948
2 Scheduling and System Operation ChargesSLDC - KSEB 3000 39 117000RLDC - SRLDC 3000 39 117000
SUB TOTAL ( 2 ) 234000
3 Handling and Service Charges
2 % of ( 1+2) 165319
4 Application Processing Fee 5000
5 Total Payment ( 1+2+3+4 ) 8436267BACK
CALCULATION FOR THE SHORT TERM CUSTOMER FOR THE TRANSACTION OF WBSEB – AJMER(RAJASTHAN) (20 MW)
S.NO Floor Rate Period Amount (Rs.)1 Transmission Charges Rs//MW/Day Days
CTU - ER 313.93 27 169522
CTU - SR 700.91 27 378491
CTU - WR 339.98 27 183589
CTU - NR 649.86 27 350924
STU - RAJASTHAN 686.3 27 370602
ER - SR LINK 1462.44 27 789718
SR - WR LINK 881.49 27 476005
WR - NR LINK 233.32 27 125993
SUB TOTAL ( 1 ) 2844844
2 Scheduling and System Operation ChargesRLDC - ERLDC 3000 27 81000RLDC - SRLDC 3000 27 81000RLDC - WRLDC 3000 27 81000RLDC - NRLDC 3000 27 81000SLDC - RAJASTHAN 3000 27 81000
SUB TOTAL ( 2 ) 405000
3 Handling and Service Charges
2 % of ( 1+2) 64997
4 Application Processing Fee 5000
5 Total Payment ( 1+2+3+4 ) 3319841
Total Energy in MU 9.7
Rate (Paisa/Unit) 34.15BACK
CALCULATION FOR THE SHORT TERM CUSTOMER FOR THE TRANSACTION OF KYCPP – TNEB OF NVVNL (150 MW)
S.NO Floor Rate Period Amount (Rs.) Floor Rate Period Amount (Rs.)1 Transmission Charges Rs//MW/Day Days Rs//MW/Day Days
CTU - SR 700.91 39 4100324 700.91 39 4100324
STU - KSEB 672.0725 39 3931624 672.0725 39 3931624
SUB TOTAL ( 1 ) 8031948 8031948
2 Scheduling and System Operation Operating Charge ChargesSLDC - KSEB 3000 39 117000 1000 39 39000RLDC - SRLDC 3000 39 117000 3000 39 117000
SUB TOTAL ( 2 ) 234000 156000
3 Handling and Service Charges
2 % of ( 1+2) 165319 0
4 Application Processing Fee 5000 5000
5 Total Payment ( 1+2+3+4 ) 8436267 8192948
Total Energy in MU 140.4 140.4
Rate (Paisa/Unit) 6.01 5.84
As per OLD REGULATIONS As per NEW REGULATIONS
BACK
CALCULATION FOR THE SHORT TERM CUSTOMER FOR THE TRANSACTION OF APTRANSCO – MPSEB OF NVVNL (200 MW)
S.NO Floor Rate Period Amount (Rs.) Floor Rate Period Block Amount (Rs.)1 Transmission Charges Rs//MW/Day Days Rs//MW/Day Days in a day
6 hrs. blkCTU - SR 700.91 24 3364368 700.91 24 2 1682184
CTU - WR 339.98 24 1631904 339.98 24 2 815952
SR - WR LINK 881.49 24 4231152 1762.98 24 2 4231152
SUB TOTAL ( 1 ) 9227424 6729288
2 Scheduling and System Operation Operating Charge ChargesRLDC - SRLDC 3000 24 72000 3000 24 72000RLDC - WRLDC 3000 24 72000 3000 24 72000
SUB TOTAL ( 2 ) 144000 144000
3 Handling and Service Charges
2 % of ( 1+2) 187428 0
4 Application Processing Fee 5000 5000
5 Total Payment ( 1+2+3+4 ) 9563852 6878288
Total Energy in MU 28.8 28.8
Rate (Paisa/Unit) 33.21 23.88
As per OLD REGULATIONS As per NEW REGULATIONS
BACK
CALCULATION FOR THE SHORT TERM CUSTOMER FOR THE TRANSACTION OF WBSEB – AJMER(RAJASTHAN) (20 MW)
As per NEW REGULATIONSS.NO Floor Rate Period Amount (Rs.) Floor Rate Period Amount (Rs.)
1 Transmission Charges Rs//MW/Day Days Rs//MW/Day Days
CTU - ER 313.93 27 169522 313.93 27 169522
CTU - SR 700.91 27 378491 700.91 27 378491
CTU - WR 339.98 27 183589 339.98 27 183589
CTU - NR 649.86 27 350924 649.86 27 350924
STU - RAJASTHAN 686.3 27 370602 686.3 27 370602
ER - SR LINK 1462.44 27 789718 2924.88 27 1579435
SR - WR LINK 881.49 27 476005 1762.98 27 952009
WR - NR LINK 233.32 27 125993 466.64 27 251986
SUB TOTAL ( 1 ) 2844844 4236559
2 Scheduling and System Operation Operating Charge ChargesRLDC - ERLDC 3000 27 81000 3000 27 81000RLDC - SRLDC 3000 27 81000 3000 27 81000RLDC - WRLDC 3000 27 81000 3000 27 81000RLDC - NRLDC 3000 27 81000 3000 27 81000SLDC - RAJASTHAN 3000 27 81000 1000 27 27000
SUB TOTAL ( 2 ) 405000 351000
3 Handling and Service Charges
2 % of ( 1+2) 64997 0
4 Application Processing Fee 5000 5000
5 Total Payment ( 1+2+3+4 ) 3319841 4592559
Total Energy in MU 9.7 9.7
Rate (Paisa/Unit) 34.15 47.25
As per OLD REGULATIONS
BACK
CALCULATION FOR THE SHORT TERM CUSTOMER FOR THE TRANSACTION OF APTRANSCO-KPTCL, 100 MW FROM 0000 HRS – 0400 & 2200-2400 HRS
S.NO Floor Rate Period Amount (Rs.) Floor Rate Period Block Amount (Rs.)1 Transmission Charges Rs//MW/Day Days Rs//MW/Day Days in a day
6 hrs. blkCTU - SR 700.91 9 630819 700.91 9 2 315410
SUB TOTAL ( 1 ) 630819 315410
2 Scheduling and System Operation Operating Charge ChargesRLDC - SRLDC 3000 9 27000 3000 9 27000
SUB TOTAL ( 2 ) 27000 27000
3 Handling and Service Charges
2 % of ( 1+2) 13156 0
4 Application Processing Fee 5000 5000
5 Total Payment ( 1+2+3+4 ) 675975 347410
Total Energy in MU 5.4 5.4
Rate (Paisa/Unit) 12.52 6.43BACK
CALCULATION FOR THE SHORT TERM CUSTOMER FOR THE TRANSACTION OF APTRANSCO-KPTCL, 100 MW FROM 0000 HRS – 0400 & 2200-2400 HRS
S.NO Floor Rate Period Amount (Rs.)1 Transmission Charges Rs//MW/Day Days
CTU - SR 700.91 9 630819
SUB TOTAL ( 1 ) 630819
2 Scheduling and System Operation ChargesRLDC - SRLDC 3000 9 27000
SUB TOTAL ( 2 ) 27000
3 Handling and Service Charges
2 % of ( 1+2) 13156
4 Application Processing Fee 5000
5 Total Payment ( 1+2+3+4 ) 675975
Total Energy in MU 5.4
Rate (Paisa/Unit) 12.52BACK