Meeting the Demands of a Power Hungry China through a Real-time Data Driven Enterprise Platform Dr. Jun Zha FibrLINK, Department of Power and Energy IT

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 2 AGENDA A Power Hungry China How to Face the Challenge Power Generation Solution T&D Solution Q&A

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 3 A Power Hungry China How to sustain China’s GDP Growth Rate: –Suppose China wants to sustain its GDP at 10% rate for the next decade –China needs to add additional MW of new generation capacity per year –It’s equivalent to 2/3 of current total generation capacity of Great Britain –This is equivalent to one new 100 MW power plant every week –Total investment of $590 Billion US --From “China Electricity Council”

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 4 Confidential to Power Generation Year 2005Year Avg./year Energy Gen. (TWH) % Increase Energy Gen. (TWH) Energy Hydro Gen. (TWH) Increase Energy Gen. (TWH)171.4 Energy Coal Gen. (TWH) Increase Energy Gen. (TWH)663.8 Energy NG Gen. (TWH) Increase Energy Gen. (TWH)90.1 Energy Nuclear Gen. (TWH)5164 Increase Energy Gen. (TWH)13 Energy Others Gen. (TWH)3.315 Increase Energy Gen. (TWH)11.7 Year 2005Year Avg./year Installed Gen. Capacity (GW) % Increase Capacity (GW) Hydro Gen. Capacity (GW) Increase Capacity (GW)57.44 Coal Gen. Capacity (GW) Increase Capacity (GW)159.3 NG Gen. Capacity (GW) Increase Capacity (GW)20.75 Nuclear Gen. Capacity (GW) Increase Capacity (GW)2 Others Gen. Capacity (1.56 Increase Capacity (GW)4.5 State Power Comp (11 th 5 year plan) North China Northeast China Northwest China East China Central China South China National Total Year 2005 Energy Demand (TWH) Installed Capacity (GW) Year 2010 Energy Demand (TWH) Installed Capacity (GW)

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 5 Confidential to Power Transmission Development Substation Project Projects that are building year 2005 ± 500KVDC Qty 2 ± 500KVDC Capacity (MW) 6, KVAC Qty2 750KVAC Capacity (MVA)3, KVAC Qty46 500KVAC Capacity (MVA)33, KVAC Qty11 330KVAC Capacity (MVA)3, KVAC Qty KVAC Capacity (MVA)26,045 State Power Co’ Number(Next 5 Years) Substation ProjectOne Typical Province Planning (Year ) 500KVAC Qty (extend) 500KVAC Capacity (MVA)39, KVAC Qty (extend) 220KVAC Capacity (MVA)64,000

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 6 FIRST SECOND THIRD FOURTH FIFTH NATIONAL CONTROL CENTERS northcentralnorthwestnortheasteastsouth Twenty-three provincesFour duchiesFive municipalities ABCD The city under the province 、 municipality, duchy ………..counties NATIONAL SIX REGIONALS OVER THREE HUNDREDS CITIES OVER 32 PROVINCES LEVEL OVER THOUSANDS COUNTIES Five Level Dispatch Architecture

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 7 Other Key Factor Strategy of Industrialized Nation –City population of 0.33 Billion to 0.65 Billion –More demand on power, housing, education, transportation and health care –Emphasis on Productivity instead of Capacity

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 8 Power Generation Solution Supervisory Information System (SIS) 1.Required for New Power Plant with 2*300MW up. 2.All data has to be saved into SIS database 3.Plant Level Performance Calculation 4.Optimization and Operation Support Real-time Data Center for Power Plant (RtDC) 1. Required for All Power Plant(Can use SIS for New Plant) 2. Gateway to Operation Management and ERP system

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 9 Architecture Overview #1 DCS #1 PLC #1 RTU#2DCS #2PLC #2RTU Interface Firewall SIS Application SIS ManagerSIS Operator Physical Isolator Mirror Server MIS/ERP Server Clients Internet Secured Area III Secured Area II Secured Area I DCS Network SIS Network MIS Network Security Level I Web Server Security Level II SIS Server

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 10 Application SIS RtPM Time Series Database Real-Time Control System (DCS, PLC, NCS, RTU) BASE FUNCTION Operation Support Real-Time Supervisory Performance Calculation Control Optimization Condition Based Maintenance Online Test EXTENDED FUNCTION

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 11 Real-Time Supervisory Unit Overview Boiler System Power Flow

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 12 Performance Calculation [Standard] ： 1. ASME Standard （ PTC ） 2. Boiler Performance Test (GB ） 3. Turbine Performance Test (GB ） 4. Condenser Performance Test （ JB/T ） [Plant Performance] ： 1. Coal Consumption Rate 2. Total Heat Ratio 3. Assembly Heat Ratio 4. Thermal Efficiency 5. Auxiliary Power Ratio 6. Total 140 Calculation

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 13 Performance Calculation

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 14 Thermal Energy Analysis ActualTargetDiff

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 15 Operation Support Stability Indictor

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 16 Operation Support Emission Indictor

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 17 Condition Based Maintenance Condition Monitoring

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 18 T&D Solution Massive Construction of T&D Network to Deliver the Power Requires Applications at Large Scale: EMS AMR WAMS Power Marketing System Huge Amount of Real-Time Data from above system Requires Concentration of Real-Time Data : RtDC (Real-time Data Center)

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 19 State Grid Southern Grid Face the Challenge Separation of Transmission into two Power Grid companies

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 20 Northeast Northern Northwest East Central Southern Tibet Xinjiang 6 Large-Scale Grid 31 Provincial Grid Confidential to National Inter-connection Backbone Grid In China National Grid Area Distribution

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved Transmission Backbone Grid Tunnel from West China to East China Northern Backbone Tunnel from Northwest to Northern China, and connection with Northeast and Shandong Grid Central Backbone Tunnel from ChuanYu & Central to East China, and connection with Fujian Grid Southern Backbone Tunnel from Southwest to Southern China West to East Interconnection

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 22 Northern to Southern Tunnel from Northern China to Central China Western Backbone Tunnel from Northwest to ChuanYu Grid Central Backbone Tunnel from Northern to Central China, then to Southern Grid West to Central/South Interconnection

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 23 Specification for Real-time System Conventional Protection Wide Area Protection SCADA/EMS

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 24 Limit of Relational DB for EMS Problem with Real-time Data in Relational DB –SCADA Data, for large T&D Network 2 s per each tag → value/day* 26 bytes → 1.2MB/tag·day 100,000 Tag EMS/Day → GB/Day 100,000 Tag EMS/Year → 40,996.8 GB /Year AMR data, 21,000,000 meters, 1 second, 10 variables per meter –Average Value 15 m per each tag → 96value/day* 26 bytes →2,496 bytes /tag·day 100,000 Tag EMS/Day → MB /Day 100,000 Tag EMS/Year → 91.1 GB /Year –Schedule Value 96Value ×100,000Tag = 9,600,000 Event/Day = 3.5 Billion Event/Year

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 25 Mission Impossible for WAMS Problem with Real-time Data in Relational DB –PMU for One Substation Value: 48 Vector, 8 Analog and 20 Status → 268B(data Length) Bandwidth: 20 ms per frame of data = 50*268= 13KB per second Event: 76*50 = 3800 event/per second –WAMS with 50 PMU Bandwidth: 13KB * 50 = 650KB/per second Event: 3800*50 = event/per second –Total Data Size Data Stream: 650KB*60*3600= 14G/Day

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 26 North China WAMS Pilot Project PI RtDC WAMS Apps ORACLE

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 27 WAMS Application Prony AnalysisReal-Time FFT

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 28 WAMS Trend By Year 2006 North China: 65 PMUs East China: 44 PMUs Central China: 35 PMUs South China: N/A By Year 2007 Provincial Level WAMS system will start

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 29 EMS Trend PI RtDC PI RtDC EMS WAMS PowerMarket Metering Fault Record Critical Assets Power System Control Center Master Stations Servers Networks Facility Equipment Time-Series Data Others Corp Data Timestamp Name Value Transactional Relational

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 30 EMS Trend RtDC DMZ Existing EMS(Anhui/Hubei) Real-Time Database Historian (Oracle/Sybase ) New EMS(South China Grid) Real-Time Database Historian (Oracle/Sybase ) Future Next Generation EMS Real-Time Database PI Snapshot Database

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 31 Next Generation EMS Key Features –Single database –Module database-Analysis Framework –Fast load flow solutions based on distributed computing –Surface graphics –Advanced dispatching and generation control –Integrated State Estimator –Advanced damping control –Reliable

Copyright © 2006 OSIsoft, Inc. Company Confidential. All rights reserved. 32 QUESTIONS ?