Application and Prospect of Smart Grid in China Wang yimin State Grid Corporation of China Washington DC May 31, 2013 1
1.Roadmap 2015-2020 2009-2010 Planning and Pilot 2011-2015 Roll-out Construction Improvement SGCC promote smart grid construction in 3 phases 2
2.Pilot Projects Since 2009 Launched 313 pilot projects. 269 pilot projects completed so far. 36.2 billion Yuan invested totally 3
2. Pilot Projects 4
2. Pilot Projects 5
3.Standards Formulation Released Smart grid Technical Standards Framework in June, 2010 and issued its revision in Oct.,2011 Published 220 Corporate Standards Formulated 75 Industrial Standards, 26 National Standards Cooperate with IEEE,IEC formulating 7 international standards Smart Power Generation Coordination between grid and conventional power sources New energy integration Integration of bulk energy storage system 8 Branches 26 Technical Fields Smart Transformation Smart substation Smart Consumption Interactive service Power consumption information collection Smart power consumption service EV charging and discharging Smart power consumption testing Smart Distribution Distribution Smart automation Transmission Comprehensive Integration of Management and FACTs distributed power sources Planning VSC-HVDC Smart grid terms and Integration of methodology Monitoring on transmission line distributed energy storage system Smart grid planning status and operation environment Smart grid simulation and modeling 92 Standard Smart Dispatching Series Technical support system for smart grid dispatching Communication and Information Transmission network Communication network at both distribution and consumption sides Business network Support network for communications Basic information platform for smart grid Applications of smart grid information Communication and information security 6
4.Equipment Development Released Smart Grid Key Equipment/System Development Framework in June, 2010, and issued its revision in Oct., 2011 116 equipments/systems development completed by SGCC Branches Transmission Status monitoring device for transmission lines Status monitoring system for transmission lines Key equipment for FACTs Key equipment for VSC-HVDC Key equipment for HVDC Generation Conventional power generation Large-scale renewable energy Bulk energy storage 7 28 Topics Distribution Smart distribution equipment Distribution automation and distribution network planning Control, protection and integration of distributed power sources and micro-grid Transformation Key equipment for the process layer and bay layer Key equipment for the control layer Key technical support equipment for construction and operation Dispatching Technical support system for smart grid dispatching at provincial level and above Technical support system for smart grid dispatching at district level Key dispatching equipment (systems) for the 12th Five-Year Plan Consumption Consumption information collection Smart energy consumption service EV charging and discharging Interactive service center Smart power consumption testing equipment 153 Items of Key Equipment Communication and Information Construction and improvement of backbone transmission network Construction of terminal communication access network Construction and optimization of communication support network Infrastructures for information Information system and advanced applications Information security and O&M 7
4.Equipment Development Substation Transmission line On-line monitoring device for transformer oil Temperature measuring device Monitoring device for insulator gravity and leakage current On-line monitoring system for ice coating on transmission lines Wind generator Testing Vehicle On-line monitoring device for lightning arrester Video monitoring device Monitoring device for micro-meteorological phenomena Condition Monitoring Devices G-sensor UAV For Transmission Line Inspection 800kV Smart Switch Inspection Robot 8
4.Equipment Development Merging Unit Distribution Terminal Optical ECT EV Battery Charging and Swapping Facility Smart Terminal Smart Metter 9
4.Equipment Development Advanced EMS 10
5.Testing & Inspection National Wind Power R&D Center (Established in 11.2009) National Solar Power R&D Center (Established in 9.2009) National Smart Grid R&D Center (Established in 10.2010) 11
5.Testing & Inspection Smart transmission technology sub-center Flexible transmission technology sub-center Micro-grid technology sub-center Customized power technology sub-center National Smart Grid R&D Center IT security sub-center Energy storage technology sub-center Smart power consumption technology sub-center Energy efficiency technology sub-center 12
6.Planned Objectives 2015 Promote condition monitoring systems, VSC-HVDC and applications of various smart patrol methods 13
6.Objectives 2015 Establish distribution automation systems in core areas of 31 major cities. 14
7.Cooperation and Opportunity ---1.Standards Formulation Challenges Massive types of new devices International standards Interoperability 15
7.Cooperation and Opportunity ---1.Standards Formulation Cooperation Fields Integration of renewable energy EV Charging and battery swapping Smart meters, Cloud & big data Interface between consumer and grid... 16
7.Cooperation and Opportunity --- 2. Policies and Business Models Challenges Low energy efficiency Robust growth of DG Mass application of AMI Rapid development of EV 17
7.Cooperation and Opportunity --- 2. Policies and Business Models Cooperation Fields Incentive policies Market mechanism for DG Business mode Value-added service 18
7.Cooperation and Opportunity ---3. Renewable Energy Challenges Unbalanced distribution of energy sources Fast growth of wind power Over 20% Wind power capacity growth Renewable energy distribution 19
7.Cooperation and Opportunity ---3. Renewable Energy Cooperation Fields Forecasting accuracy Accurate model for integrated renewable generation Assessment for wind power curtailment Current wind power forecasting accuracy is 75% 20
7.Cooperation and Opportunity ---4. Electric Vehicle Challenges Demand for oil PM2.5 Fast charging impact 21
7.Cooperation and Opportunity ---4. Electric Vehicle Cooperation Fields Battery Integration to distribution network V2G Business operation system Shanghai Battery swapping network 22
7.Cooperation and Opportunity ---5. Power Consumption & Energy Efficiency Challenges Increase Peak-valley difference Short duration of peak load Load duration. province 23
7.Cooperation and Opportunity ---5. Power Consumption & Energy Efficiency Load (1000*kW) Cooperation Fields Optimizing control of dispatch-able resources Gird/customer information exchange Load modeling 390 Highest load. Municipality 334 Time(Hour) 24
7.Cooperation and Opportunity ---6. Information Technology Challenges Massive information(advanced EMS, AMI, etc.) Transition from regional storage/analysis center to cloud computing. Eg.1 AMI Year 2012 2013 2014 2015 Smart meters (mil.) 120 175 243 320 Eg.2 Distribution Municipal grid:10kv line 7100,transformer 120000,switch 95000 data collection over 1.3 million points. 25
7.Cooperation and Opportunity ---6. Information Technology Cooperation Fields Big Data Real-time Modeling of data sensed from multiple sources Big Data Mining and Prediction Polymorphic Data Integration Analysis of Big Data Stream Cloud Unified Information Platform Based on Cloud Cloud Terminal Management Cloud service mode Cyber Security Privacy protecting 26
Thank you! 27