Energytrend of hydro-thermal energy generation for thelast five years is given <strong>in</strong> the follow<strong>in</strong>g table.Table 14.18: Electricty GenerationYear Hydro (Gwh) % age Thermal (Gwh) % age Total (Gwh) % Change2006-07 31,942 36.4 55,895 63.6 87,837 6.82007-08 28,667 33.2 57,602 66.8 86,269 -1.82008-09 27,763 32.9 56,614 67.1 84,377 -2.22009-10 28,492 31.9 60,746 68.1 89,238 5.82010-11 32,259 35.6 58,316 64.4 90,575 1.5July-Mar2010-11 24,105 36.0 42,823 64.0 66,928 −<strong>2011</strong>-<strong>12</strong> 22,411 33.0 45,534 67.0 67,945 1.5Source: <strong>Pakistan</strong> Electric Power Company (Pvt) Limited (PEPCO), National Transmission & Distribution CompanyLimited (NTDC)Total energy <strong>in</strong>cludes import from Iran, Gwh : Giga watt hoursTo carry power from power generation station tothe consumers’ network, the role of transmissionand primary l<strong>in</strong>es network is very essential. Notonly the length of network-l<strong>in</strong>es is important butthe transformation capacity of the grid-stations isalso of equal value. The length of transmissionl<strong>in</strong>es was 7367 KM for 220kV and 23995 KM for132-kV level at the end of June 2010. This hasgone up to 7427 KM for 220 kV and 26321 KMfor 132 level at the end of June <strong>2011</strong>, show<strong>in</strong>g acomb<strong>in</strong>ed <strong>in</strong>crease of 2386 KM.The transformation capacity of 220 kV substationswas 15014 MVA 3 at the end of June 2010, whichas 16494 MVA by the end of June <strong>2011</strong> show<strong>in</strong>gan <strong>in</strong>crease of 1480 MVA. It has further gone up17671 MVA by the end of December <strong>2011</strong>show<strong>in</strong>g an <strong>in</strong>crease of 1177 MVA over June<strong>2011</strong>. Similarly, the 132 kV transformationcapacity which was 26569 <strong>in</strong> June 2010 has goneup to 30137 MVA by June <strong>2011</strong> and up to 31016MVA by the end of December <strong>2011</strong> thus show<strong>in</strong>gan appreciable <strong>in</strong>crease of 4447 MVA over June2010 figures.ii). Growth <strong>in</strong> Consumers.The number of consumers has been <strong>in</strong>creas<strong>in</strong>g dueto rapid expansion of electric network to villagesand other un-electrified areas. Dur<strong>in</strong>g July-March<strong>2011</strong>-<strong>12</strong> the number of consumers has been<strong>in</strong>creased to 20.85 million as compared to 20.<strong>12</strong>million <strong>in</strong> the comparable period of last year. Thetrend of <strong>in</strong>crease <strong>in</strong> number of consumers dur<strong>in</strong>gthe last five years is given <strong>in</strong> the follow<strong>in</strong>g table:Table 14.19: Number of ConsumersYear Domestic Commercial Industrial Agriculture Others Total2006-07 14,354,368 2,151,971 233,162 236,255 10,798 16,986,5542007-08 15,226,711 2,229,403 242,401 245,640 11,211 17,955,3662008-09 15,481,734 2,256,837 250,593 254,891 11,504 18,255,5592009-10 16,673,015 2,362,3<strong>12</strong> 263,507 271,268 <strong>12</strong>,<strong>12</strong>2 19,582,2242010-11 17,322,140 2,421,221 273,067 280,603 <strong>12</strong>,452 20,309,483July-March2010-11 17,157,541 2,404,136 270,445 279,021 <strong>12</strong>,354 20,<strong>12</strong>3,497<strong>2011</strong>-<strong>12</strong> 17,808,962 2,466,049 284,049 282,639 <strong>12</strong>,745 20,854,444Source: National Transmission & Dispatch Company Ltd, Water & Power Development Authority3 MVA is MegaVolt Ampere. To convert it <strong>in</strong>to MW one should know the power factor of the system because MVA = PF x MW. However, if thePF is unity then MVA = MW. A PF of UNITY suggests that the load is purely resistive with neither capacitive nor <strong>in</strong>ductive components <strong>in</strong> theload or source. Of course this can mean such components have been balanced artificially.215
<strong>Pakistan</strong> <strong>Economic</strong> <strong>Survey</strong> <strong>2011</strong>-<strong>12</strong>iii). Village ElectrificationThe village electrification program is an <strong>in</strong>tegralpart of the total power sector development program<strong>in</strong> order to provide basic necessity of life to all thepeople of <strong>Pakistan</strong>, raise the productive capacityand socio-economic standards of the populationliv<strong>in</strong>g <strong>in</strong> rural areas.Table 14.20: Village ElectrificationYear AdditionDur<strong>in</strong>g theYearProgressiveTotalGrowth(%)2006-07 14,203 117,456 -2007-08 10,441 <strong>12</strong>7,897 8.92008-09 9,868 137,765 7.72009-10 15,062 152,827 10.92010-11 11,705 164,532 7.7July-Mar2010-11 7,283 160,110 -<strong>2011</strong>-<strong>12</strong> 6,558 171,090 6.9Source: Water and Power Development AuthorityBetween the period 30 th June <strong>2011</strong> to March 20<strong>12</strong>,6,558 was the progressive number of electrifiedvillages. The trend of village electrification dur<strong>in</strong>gpast 05-years period is provided <strong>in</strong> Table 14.20:iv). Electricity Consumption by <strong>Economic</strong>GroupThe consumption of electricity by economic groupidentifies the domestic sector as the largest user forthe past many years. Even dur<strong>in</strong>g the current year<strong>2011</strong>-<strong>12</strong>, the consumption pattern, more or less,rema<strong>in</strong>ed the same with domestic share of 43percent, <strong>in</strong>dustrial 26 percent and agriculturalabout <strong>12</strong> percent. Dur<strong>in</strong>g July-March <strong>2011</strong>-<strong>12</strong>,consumption of electricity has <strong>in</strong>creased <strong>in</strong> everyeconomic group <strong>in</strong>clud<strong>in</strong>g domestic, commercial,<strong>in</strong>dustrial and public light<strong>in</strong>g which is a positive<strong>in</strong>dication. The consumption trend of electricity byeconomic group for the past 05-years is givenbelow:Table 14.21: Consumption of Electricity by <strong>Economic</strong> Group(Million Kwh)Year Domestic CommerciacultureIndustrial Agri-Public Bulk Traction Supply TotalLight<strong>in</strong>g Supplyto KESC2006-07 28,990 4,290 17,603 8,097 316 3,267 <strong>12</strong>.0 4,905 67,4802007-08 28,751 4,358 17,299 8,380 340 3,332 8.0 4,072 66,5402008-09 27,787 4,203 16,035 8,695 347 3,198 5.0 5,014 65,2842009-10 29,507 4,466 16,371 9,585 372 3,367 2.3 5,208 68,8782010-11 30,973 4,683 17,700 8,847 3,644 3,644 2.0 5,449 74,942July-Mar2010-11 22,691 3,450 13,255 6,485 261 2,680 0.5 3,976 52,799<strong>2011</strong>-<strong>12</strong> 23,137 3,483 14,023 6,298 280 2,716 0.5 4,319 54,257Source: National Transmission & Dispatch Company Ltd, Water & Power Development Authorityv). Power LossesThe National Transmission & Dispatch CompanyLimited (NTDC) and Distribution Companies(DISCOs) have <strong>in</strong>voked various technical andadm<strong>in</strong>istrative measures to improve operationaland managerial efficiency to reduce power losses.The measures have given positive signs result<strong>in</strong>g<strong>in</strong> the reduction of power losses and <strong>in</strong>crease <strong>in</strong>revenue. Certa<strong>in</strong> measures such as renovation,rehabilitation, capacitor <strong>in</strong>stallation andstrengthen<strong>in</strong>g the distribution system network are acont<strong>in</strong>uous process for controll<strong>in</strong>g/reduc<strong>in</strong>gwastage of power/energy. The Transmission andDistribution losses for the past five years are givenbelow which <strong>in</strong>dicate steady trend of efficiency<strong>in</strong>crease:Table 14.22: Transmission & Distribution Lossesof Net System EnergyYearTransmission & Distribution(T & D) Losses (%)2006-07 21.52007-08 21.32008-09 21.<strong>12</strong>009-10 20.92010-11 20.8July-Mar2010-11 19.8<strong>2011</strong>-<strong>12</strong> 19.5Source: National Transmission & Dispatch Company Ltd,Water & Power Development Authority216
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Chapter 2AgricultureThe agriculture
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