Smart Grid in Transmission Engineering Cell, GETCO, Vadodara

GETCO System Overview System DataPower Map Renewable Energy Growth - Wind & Solar Key Features

3 Transmission System Data Installed Capacity including Central Sector Share (as on ): Sr. No. Sector Installed Capacity in MW 1State Sector4995 2Private Sector7599 3Central Sector3000 Total15594 Sr. No. Particulars Substations (Nos.) Transmission Lines (CKM) Transformation Capacity (MVA) Shunt Capacitors in MVAR 1400 KV KV – 260 MVAR 66 KV – 1397 MVAR 22 KV – 78 MVAR 11 KV – 2643 MVAR 2220 KV KV KV / 33 KV Total Transmission Network

4 Renewable Energy Growth Potential available :> MW, Installed capacity : 2500 MW, Approved capacity :> 7000 MW. ( ) Wind Power Solar Power

Geographical locations for approved WTGs

JSW Energy, Deodar-5MW Solar Semiconductor, Ajwada-20MW Solitaire (MoserBear), Mudetha-15MW Torrent Power, Savpura-25MW NTPC, Morwada-50MW Welspun Urja-40MW 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 Solitaire, Mitha-15MW Precious, Akhaj-15MW Skemrock industries Padra GIPCL Mangrol Astonifield, Bhuj–10 MW Cargo Motors, Rapar – 25 MW Geographical locations for Solar power projects Sunkon Energy Solar semiconductor, Ajwada-20MW ACME Tele, Ghuntwada – 15 MW Bhoomipooja Buildwell, Halvad – 10 MW ESP Urja, Samakhiali – 5 MW Geographical locations for Solar power projects 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

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 KM coastal line causing pollution -Saline weather Extreme weather condition Aged assets Transmission losses below 4%

Flow of Presentation What Definition Who Drivers Where Fields of Deployment in Transmission What 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? 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’ Definition

Smart Grid Who are the 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 Drivers

Smart Grid Who are the drivers? Land & Environmental Issues RoW CO 2 Emission Drivers

Smart Grid Where to Deploy ? Planning Operation & Maintenance Load Dispatch 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

Smart Grid - Where to deploy? Planning – Sub Stations Limited land availability Integrated solution for Automation and IT Manpower optimization Safety GIS, Hybrid Switchgear Intelligent primary and secondary equipments Sub station Automation System Innovative and smart working devices for safety

Smart Grid - Where to deploy? Operation & Maintenance Sub station Automation System Data Capturing and Monitoring Accurate & Reliable Operation Quick, Correct and different types of Reports Operation closer to its capacity

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 APFC system SAS

Smart Grid - Where to deploy? Operation & Maintenance Auxiliary Power Consumption Conditioning Monitoring Difficult & time consuming fault finding Maintenance Efficient equipments On line conditioning 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)

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 Assets location R & MR & M Critical elements GIS mapping On line condition monitoring Asset mapping RLA

Smart Grid What are the Issues, Challenges & Expectations ? Issues & Challenges Cost Initial High Cost Communication & IT Interoperability? Limited OEMs Manufacturers Modular Design Integration of Condition monitoring device in the equipment Limited Indigenous manufacturers Other Cyber Security Governing Standards ? Capacity Building in Skilled manpower Lack of R&D

Smart Grid What are the Issues, Challenges & Expectations ? Expectations Smart Grid UtilitiesMfrs Acade- mia Pilot Projects ResearchDevelopment Interaction & Knowledge exchange

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