Review ofPower System OperationSeptember 2010 Monthly Meeting October 04, 2010National Transmission & Despatch Company Ltd.

NPCC

System Summary

NPCC

Sheet1

Sep-09Sep-10Difference%age

Installed Capacity (MW)18,22819,7651,5378.43

Maximum Recorded Demand (MW)14,30913,916(393)(2.75)

1-Sep-092-Sep-10

Maximum Computed Demand (MW)17,70518,5218164.61

18-Sep-097-Sep-10

Energy Generation (MkWh)8,8568,198(658)(7.43)

Export to KESC (MkWh)450434(16)(3.56)

T&T Losses (%)6.52(6.52)0.0

(Based on Units Sent-out on 11 kV)0.000.0

Hydrology

NPCC

Sheet1

September-09September-10

TarbelaManglaCombinedTarbelaManglaCombined

Average Inflows (CFS)80,86321,074101,937125,00027,526152,526

Average Outflows (CFS)121,97039,676161,646125,32729,729155,056

Average Outflows Through Turbine (CFS)113,89038,006151,8969,55529,50739,062

Reservoir Level (FT.)1,5021,1810.01,5501,2040.0

(30-September)

Energy Generated (MkWh)2,4357063,1412,1605612,721

Water Utilization (CFS/MW)34.1940.0634.9740.21

Energy Generation

NPCC

Sheet1

(Values in MkWh)

Sep-09Sep-10Increase / (Decrease)

Hydel4,1683,719(449)

ThermalGENCOs1,6191,151(468)20434304193

IPPs2,8153,09227715536925957

Rental4235(7)25556731173

Total4,4764,278(198)598241120

Nuclear211199(12)61527961323

Import0.01162126202443

Total System8,8568,198(658)

Hydel Energy Generation

NPCC

Sheet1

(Values in MkWh)

StationSep-09Sep-10Increase / (Decrease)

Tarbela2,4352,160(275)

Mangla706561(145)

Ghazi Barotha729714(15)

Warsak10412824

Chashma-Hydel1051094

Small-Hydel3534(1)

Malakand III3513(22)

Jagran180.0(18)

Total Hydel4,1683,719(449)

GENCOs Energy Generation

NPCC

Sheet1

(Values in MkWh)

StationSep-09Sep-10Increase / (Decrease)

Lakhra90.0(9)

TPS Jamshoro372236-37%(137)

GTPS Kotri6443(21)

GENCO-I436279-36%(158)

TPS Guddu563403-28%(160)

TPS Quetta16160.0

GENCO-II579419-28%(160)(27.63)

Muzaffargarh517387-25%(130)(0.05)

NGPS Multan95-49%(4)(5.43)

SPS Faisalabad4538-16%(7)(0.35)

GTPS Faisalabad23230.00.0

Shahdara0.00.00.00.0

GENCO-III594453-24%(142)(23.86)

Total GENCOs1,6191,151-29%(467)

IPPs Energy Generation

NPCC

Sheet1

(Values in MkWh)

StationSep-09Sep-10Increase / (Decrease)

KAPCO570470(100)

HUBCO745677(68)

KEL73752

AES Lalpir1650.0(165)

AES Pakgen1210.0(121)

SEPCOL265529

HCPC82864

FKPCL9790(7)

Rousch277264(13)

Saba Power6626(40)

Japan Power0.03737

UCH368361(7)

Liberty Power8710013

AEL112110

Attok Generation108101(7)

Atlas Power19134115

Engro0.09595

Saif Power0.0127127

Orient0.0113113

Nishat Power0.0128128

Nishat Chunian0.0123123

Saphire0.099

Total IPPs2,8153,092277

Load Demand Curve07-09-2010 (Maximum Day)

NPCC

Daily Report September 30

NPCC

Sheet1

StationPeak Sharing (MW)Energy (MkWh)

Sep-09Sep-10Increase / (Decrease)Sep-09Sep-10Increase / (Decrease)

Tarbela3,3342,184(1,150)6740(27)

Mangla1,075920(155)2616(10)

Total Hydel6,3024,687(1,615)12588(37)

GENCO - III843562(281)1914(5)

Total Gencos1,7181,744264039(1)

KAPCO1,033606(427)2313(10)

AES Pakgen3410.0(341)70.0(7)

Total IPPs4,6034,7471441081124

Total Rental0.062620.011

Total Thermal6,3216,5532321471535

Total System12,62311,240(1,383)272241(32)

System Demand15,70616,7261,020372347(26)

Shortfall3,0835,4862,4031001066

Estimated Power Position(October 01 10)Estimated Power Position is Based on;Export to KESC 400 MW Tarbela & Mangla Indents 45,000 & 35,000 CFSRestricted Gas Quotas for Guddu, Faisalabad & KotriAES & 2 units of KAPCO on forced outage

NPCC

Sheet1

Values in MW

HoursNet CapabilityDemandSurplus / (Shortfall)

00:01 ~ 06:009,57814,478(4,900)

06:01 ~ 18:0010,26815,168(4,900)

18:01 ~ 24:0011,00016,500(5,500)

Estimated Power Position(2010-11)Estimated Power Position is Based on;Export to KESC 600 MW Indents & Reservoir Levels as 5 Years averageFull Fuel Oil supplies for all IPPs & GENCO PlantsIncoming IPPs & Rentals incorporated as per Schedule

NPCC

Sheet1

Values in MW

MonthPeriodCapabilityDemandSurplus / (Shortfall)

OctoberI11,26216,500(5,238)

II12,97215,835(2,863)

III12,74114,941(2,200)

NovemberI13,88414,532(648)

II14,12813,801327

III12,43013,488(1,058)

DecemberI13,36012,647713

II14,32814,30721

III12,21614,681(2,465)

THANK YOU

NPCC

This year less water was released during December from Tarbela. 18000 cusecs was released less which is equivalent to 29000 cusecs at Mangla. From Mangla only 7600 cusecs.