Sistemas que compõe as Smart Grids

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Pierce Damon Wright
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Sistemas que compõe as Smart Grids ABINEE TEC 2011 Davi

Energy supply in a changing world Demographic dynamics Resource scarcity Climate change

1 bn) Megacities (>10 million inhabitants): 27 megacities in 2025 Source: UNO Geopolitics:

targets: Political programs for long-term reduction of CO 2 emissions Page 2 Increasing

2 Energy supply in a changing world Demographic dynamics Resource scarcity Climate change Population growth: 7.5 bn in 2020 (+1.1 bn) Megacities (>10 million inhabitants): 27 megacities in 2025 Source: UNO Geopolitics: 70% of world oil and gas supplies only in a few countries Oil price fluctuations Climate targets: Political programs for long-term reduction of CO 2 emissions Page 2 Increasing power consumption Need for efficiency: Increasing electrification of society Growing demand for clean power Siemens AG All rights reserved. Energy Sector

3 Entering the New Electricity Age Push-factors for Smart Grid Imbalance between generation and consumption Load shift Generation Consumption Electromobility Blackouts Distributed generation Page 3 Siemens AG All rights reserved. Energy Sector

4 Entering the New Electricity Age Push-factors for Smart Grid - Brazil New tariff structure Operational Eficiency R$ kwh Energy supply quality Intermitent and distributed energy Page 4

5 The New Electricity Age Enterprise Analysis Control Energy Market Management (P) Gen Optimization Distributed Control System Asset Performance Management System Generation Planning Common Modeling Historical Information Energy Market Mgmt (O) Trans Network Analysis Op Training Simulator EMS SCADA Auto Gen Control Asset Mgmnt, Planning, CMMS Dist Network Application Dist Training Simulator DMS Distribution SCADA Outage Mgmt Sys Mobile Work Force Mgmt Engineering & Planning (T&D) Dist Network Application Dist Training Simulator Demand Side Mgmt MDMS (Utility) Communications In Plant (LAN) Satellite Fiber µwave Radio Microwave, Fiber Cell BPL µwave Telephone Fiber Radio BPL, Cell, Radio PLC, WIFI, WIMAX BPL Manual BPL, PLC, WiFi Apparatus & Device RTUs, Data Concentrators GTs, CCP, ST, WP EMM (Participants) Breakers Cap Banks Xfrmrs FACTS/SVCs Volt Substation Regs Environ Automation EMS EMM (Market Operators) Dist Auto Cap Banks Switches DMS Reclosers Tiered Cont. Xfrmrs Feeder Automation Auto Meter Reading DSM (Customer) AMI DMS with DSM Page 5 Generation Energy Automation Division 2009 Siemens Energy, Inc. All rights reserved Transmission Distribution Consumer

6 Flexible and reliable distribution automation Page 6 February 28, 2011 Michael Weinhold Siemens AG 2010, Energy Sector

Distribution Networks & Distributed Energy Resources Unidirectional power flow

7 Simple Distribution Transformer Today Passive radial system & no generation

Simple or no automation Simple or no communication Intelligent Meters Energy Storage

integrated DERs Bidirectional dynamic power flow Closed loop operation Adaptive

7 Distribution Networks & Distributed Energy Resources Unidirectional power flow Generation/ Consumption at LV level Bidirectional power flow Generation at MV level Page 7 Simple Distribution Transformer Today Passive radial system & no generation Unidirectional static power flow Open loop operation Simple non directional Protection Simple or no automation Simple or no communication Intelligent Meters Energy Storage e-car infrastructure Tap changing Distribution Transformer Tomorrow Active system with integrated DERs Bidirectional dynamic power flow Closed loop operation Adaptive directional Protection High degree of automation Bidirectional communication Siemens AG All rights reserved. Energy Sector

8 Distribution Automation Normal Operation F1 F2 F3 Breaker ON Breaker OFF Page 8 February 28, 2011 Michael Weinhold Siemens AG 2010, Energy Sector

9 Distribution Automation Trip after a fault F1 Disconnected F2 Fault F3 Breaker ON Breaker OFF Page 9 February 28, 2011 Michael Weinhold Siemens AG 2010, Energy Sector

10 Distribution Automation System Restoration F1 Disconnected Reconnected F2 F3 Breaker ON Breaker OFF Any distribution feeder configuration change will require new feeder protection and Recloser controller settings, which must be pre - calculated and tested! Page 10 February 28, 2011 Michael Weinhold Siemens AG 2010, Energy Sector

11 Electricity production of a 314 kwp PV-installation near Erlangen, Germany Sunny day in April: 1,9 MWh Cloudy day in April: 1,2 MWh Page 11 February 28, 2011 Michael Weinhold Siemens AG 2010, Energy Sector

Traditional concepts: Gas turbines with direct drive from compressors and pumps Efficiency: 20-25% All-Electric solutions:

12 The use of electrical energy will increase due to its high efficiency Example: E-car Example: All Electric Oil & Gas In an E-car the electrical energy from batteries will be converted in kinetic energy with an efficiency of 95%. Traditional concepts: Gas turbines with direct drive from compressors and pumps Efficiency: 20-25% All-Electric solutions: Central power generation and all drives are electrical Efficiency: 34-50% Page 12 February 28, 2011 Michael Weinhold Siemens AG 2010, Energy Sector

14 Distribution Management System Efficient networks Power electronics Smart substation automation and protection Communication solutions Asset monitoring Page 14 February 28, 2011 Michael Weinhold Siemens AG 2010, Energy Sector

The new world of Smart Grid: Decentralized and intelligent generation and consumption of

17 How smart is your grid? Thank you! Smart Grid Applications Davi Bisinotto Gomes

Smart Grids in a new age of electricity

Smart Grids in a new age of electricity Grids in a new age of electricity Press Conference Metering Europe Barcelona, October 7, 2009 Ralf Christian CEO Power Distribution Division, Siemens Energy Sector Siemens AG 2009 Energy Sector Long-term