Transcript Slide 1
Smart Grid in Transmission Engineering Cell, GETCO, Vadodara GETCO System Overview System Data Renewable Energy Growth - Wind & Solar Power Map Key Features Transmission System Data Installed Capacity including Central Sector Share (as on 31.01.12): Sr. No. Sector Installed Capacity in MW 1 State Sector 4995 2 Private Sector 7599 3 Central Sector 3000 Total Installed Capacity in MW 19% 32% State Sector Private Sector Central Sector 49% 15594 Transmission Network Sr. No. Particulars Substations (Nos.) Transmission Lines (CKM) Transformation Capacity (MVA) Shunt Capacitors in MVAR 132 KV – 260 MVAR 66 KV – 1397 MVAR 22 KV – 78 MVAR 11 KV – 2643 MVAR 1 400 KV 10 2653 7410 2 220 KV 75 13654 17400 3 132 KV 48 4781 5813 4 66 KV / 33 KV 1057 20607 21022 1190 41695 51645 Total 4378 3 Renewable Energy Growth Wind Power 3000 2560 2500 2094 2000 1500 1782 1711 1463 1185 1300 1183 Potential available Installed capacity Approved capacity :> 10000 MW, : 2500 MW, :> 7000 MW. (2015-16) 858 1000 582 500 0 2007-08 2008-09 2009-10 Wind Farm Capacity in MW 2010-11 2011-12 * Max. Instantaneous Generation in MW Solar Power 1200 968.5 1000 800 600 400 200 174 0 2011-12 2012-13 Solar Power Capacity in MW 4 Geographical locations for approved WTGs Geographical locations for Solar power projects Geographical locations Solar power projects JSW Energy,for Deodar-5MW Solar Semiconductor, Ajwada-20MW Solar semiconductor, Ajwada-20MW Solitaire (MoserBear), Mudetha-15MW ACME Tele, Ghuntwada – 15 MW Torrent Power, Savpura-25MW NTPC, Morwada-50MW Welspun Urja-40MW Astonifield, Bhuj–10 MW Cargo Motors, Rapar – 25 MW Solitaire, Mitha-15MW Precious, Akhaj-15MW Euro Solar, Bhachau–5MW Azure Power, Bhachau-5 MW AES Solar, Bhachau – 15 MW Inspira Solar, Bhachau – 15 MW Lanco, Bhadrada-5MW Lanco, Chandiyala – 15 MW PLG Power, Sami-40MW Welspun, Bhabhar – 15 MW WAA Solar, Sami – 10 MW Moser Baer, Deesa – 15 MW ESP Urja, Samakhiali – 5 MW Bhoomipooja Buildwell, Halvad – 10 MW Lanco, Dasada – 15 MW Sunkon Energy, Dasada – 10 MW Azure Power, Dasada – 10 MW Adani Power – Dasada – 40 MW Millenium Synergy, Dasada – 10 MW Dreisatz, Patdi – 25 MW MI Mysolar, Patdi – 25 MW Sunkon Energy Skemrock industries Padra GIPCL Mangrol Total installed capacity of Gujarat: 15594MW* (* including Wind farm capacity 2560 MW, Solar capacity 193 MW, Biomass capacity 21 MW) GETCO System Overview Key Features • Conventional generation – mostly in central and Southern part • Network congestion in south • Imported coal based generation has now came up in Kutch area. • Almost no conventional generation in North • Wind Generation in Saurashtra and Kutch only • Solar generation in North • Different category of load in different parts. • 1600 KM coastal line causing pollution -Saline weather • Extreme weather condition • Aged assets • Transmission losses below 4% Flow of Presentation What Who Where What • Definition • Drivers • Fields of Deployment in Transmission • Issues, Challenges & Expectations Smart Grid What is Smart Grid? A “smart grid” is an electric power delivery system from point of generation to point of consumption integrated with advanced communications and information technology. Integrated solutions and analysis tools to optimize resources & costs and enhance reliability and system efficiency. Smart Grid What is Smart Grid? Definition NEMA (National Electrical Manufacturer’s Association) defines Smart Grid as ‘the addition of monitoring, analysis, control and communication capabilities to the national electrical delivery system to maximize the throughput of the system while reducing energy consumption’ Smart Grid Who are the drivers? Drivers System Network: • Very large & complex – Grid Monitoring and performance • Constraints in existing network • Distributed generation • Grid efficiency – T & D losses Open Market and Regulations: • Cost to Serve • Customer satisfaction • Utility performance Smart Grid Who are the drivers? Drivers Land & Environmental Issues • RoW • CO2 Emission Smart Grid Where to Deploy ? Planning Load Dispatch Operation & Maintenance Asset Management Smart Grid - Where to deploy? Planning - Lines RoW Long evacuating lines Integration of Renewable Energy • Compact Line Structure • Innovative conductors • HVDC Transmission • FACTS devices • FACTS devices Smart Grid - Where to deploy? Planning – Sub Stations • GIS , Hybrid Switchgear Limited land availability Integrated solution for Automation and IT Manpower optimization Safety • Intelligent primary and secondary equipments • Sub station Automation System • Innovative and smart working devices for safety Smart Grid - Where to deploy? Operation & Maintenance Data Capturing and Monitoring Accurate & Reliable Operation Quick, Correct and different types of Reports Operation closer to its capacity • Sub station Automation System Smart Grid - Where to deploy? Operation & Maintenance Reliable, High bandwidth, low latency communication Loop flow Reactive Power Management Transmission Loss reduction • OPGW & FOTE • FACTS device • FACTS device • FACTS device • APFC system • SAS Smart Grid - Where to deploy? Operation & Maintenance Auxiliary Power Consumption • Efficient equipments • On line conditioning Conditioning Monitoring Difficult & time consuming fault finding Maintenance monitoring devices integrated with SAS • Intelligent primary equipments •Digital Sub station • GIS, Hybrid switchgear Smart Grid - Where to deploy? Load Dispatching Real Time data/picture of system Monitoring the health of system Self Healing Grid • Phasor Measurement Units (PMUs) • Wide Area Monitoring System (WAMS) • Wide Area Monitoring System (WAMS) Smart Grid - Where to deploy? Load Dispatching Quick, accurate and automatic data computation for analysis and corrective actions Forecasting and scheduling of Renewable energy • SCADA system • Phasor Measurement Units (PMUs) • Wide Area Monitoring System (WAMS) • Prediction model for Renewable Energy Smart Grid - Where to deploy? Asset Management Aging & Obsolete technology • Asset mapping Assets location R&M Critical elements • GIS mapping • RLA • On line condition monitoring Smart Grid What are the Issues, Challenges & Expectations ? Issues & Challenges Cost • Initial High Cost Communication & IT • Interoperability? • Limited OEMs Manufacturers Other • Modular Design • Integration of Condition monitoring device in the equipment • Limited Indigenous manufacturers • Cyber Security • Governing Standards ? • Capacity Building in Skilled manpower • Lack of R&D Smart Grid What are the Issues, Challenges & Expectations ? Expectations Pilot Projects Interaction & Knowledge exchange Utilities Smart Grid Research Academia Mfrs Development Smart Grid Conclusion It is not so much a question whether We can afford Smart Grid, But whether We can afford not to have Smart Grid