IT in Power

1. IT in Power S.K. Soonee CEO Power System Operation Corporation Ltd. (A wholly owned subsidiary of POWERGRID)

2. Indian Power System : Amongst the Largest in the World National Grid (UK) 68GW Capita: 65m SO - UPS (Russia) 146 GW Capita: 144m PJM (USA) 165GW Capita: 51m MidWest ISO (USA) 159GW Capita: 40m SGCC (China) 900GW Capita: 1000m RTE (France) 93GW Capita: 65m Tepco (Japan) 64GW Capita: 45m Red Electrica (Spain) 93GW Capita: 47m KPX (South Korea) 70GW Capita: 49m ONS (Brazil) 100GW Capita: 170m PGIL (India) 163GW Capita: 1200m Terna (Italy) 57GW Capita: 60m Eskom (South Africa) 43.5GW Capita: 49m Source: VLPGO

3. Some Typical Numbers: Demand :~ 110 GW Generating Units :~ 1600 400kV & above Trans. Line :~ 700 Transformers :~ 2000 Busses :~ 5000 Control Areas :~ 100 Inter-State Metering Points :~ 3000 Schedule Matrix Elements :~ 96 X 100 X (~10) ~=100000 Open Access transactions typical daily :~ 100 Captives participating in market :~ 125 All India – Load Curve

4. August 2006 North synchronized With Central Grid Five Regional Grids Two Frequencies March 2003 West synchronized With East & Northeast NEW Grid October 1991 East and Northeast synchronized South Grid SR Synch By 2013-14 Central Grid MERGING OF MARKETS North Installed Capacity: 167 GW East West Northeast Renewable: 16.8 GW South Inter – Regional Capacity: 22 GW Five Regional Grids Five Frequencies Target 2012: 200 GW

5. 765 KV RING MAIN SYSTEM THE POWER ‘HIGHWAY’ Cheap Thermal CHEAP HYDRO POWER FROM THE NORTH-EAST AND PIT HEAD THERMAL POWER FROM THE EAST ENTERS THE RING AND EXITS TO POWER STARVED REGIONS

6. ALL INDIA NETWORK • HVDC: • BIPOLE- 4 • Rihand – Dadri • Chandrapur – Padge • Talcher – Kolar • Balia - Bhiwadi • BACK To BACK - 3 • Vindhyachal • Bhadravati • Gazuwaka • TCSC : - 3 • Muzaffarpur – Gorakhpur D/C • Purnea – Muzzafarpur D/C • Raipur – Raigarh D/C • FSC : - 18 • Muzaffarpur – Gorakhpur D/C • Purnea – Muzaffarpur D/C • Raipur – Raigarh D/C • Gooty – Bangalore 2 * S/C • N’sagar – Cuddapah 2 * S/C • Kanpur – Ballabgarh S/C • Panki – Muradnagar S/C • Rengali – Indravati S/C • Jeypore – Gazuwaka D/C • Meramandali – Jeypore S/C • Balia – Lucknow D/C • Ranchi – Sipat D/C • Seoni – Khandwa D/C • Allahabad – Mainpuri D/C • Unnao – Bareilly D/C • Gorakhpur – Lucknow D/C • Bareilly – Mandaula D/C • Pampore – Kishenpur 220 kV D/C Legend: Location of FSC & TCSC

7. Vibrant Electricity Market Area Prices, Volumes, Delivery Market Information Systems Market Monitoring Cell Urgent Market Information

8. FLOWGATES NLDC

9. WAMS Technology in Next 5-7 Years PDC at NRLDC Master PDC at NLDC PDC at ERLDC PDC at NERLDC PDC at WRLDC PDC at SRLDC Tentative PMU Locations

10. Experience of PMUs : X – Ray vs. Color Doppler Handling huge amount of PMU data pumped to the Control Center @ 40 ms !!

11. Present SCADA/EMS – Multi way information Flow NLDC National Unified Load Level Despatch & Communication Region RLDC 5 Nos. Level 31 State HQ SLDC Nos. Level Group of 51 District SUB LDC Nos. Level 1649 Nos. Plant/Sub RTU Station Level

12. Thank You !! sksoonee@powergridindia.com sksoonee@gmail.com NLDC - POSOCO