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OPTIMIZATION OF VOLTAGE REGULATOR SETTINGS AND TRANSFORMER TAP ZONES IN DISTRIBUTION SYSTEMS WITH GREAT LOAD VARIATION USING THE SMART GRID INITIATIVES. Paulo Pereira [email protected]. Luciane Canha [email protected]. Rafael Milbradt [email protected]. Alzenira Abaide - PowerPoint PPT Presentation
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Frankfurt (Germany), 6-9 June 2011
Paulo Pereira – Brazil – Session 2 – 0993
OPTIMIZATION OF VOLTAGE REGULATOR SETTINGS AND TRANSFORMER TAP ZONES IN DISTRIBUTION SYSTEMS WITH GREAT LOAD VARIATION USING THE SMART GRID
INITIATIVES
Sandro [email protected]
Alzenira Abaide [email protected]
Rafael Milbradt [email protected]
Luciane [email protected]
Paulo [email protected]
Renê Emmel [email protected]
CEEMA
Frankfurt (Germany), 6-9 June 2011
Paulo Pereira – Brazil – Session 2 – 0993
CEEE-DState Company of Electrical Energy Distribution
http://www.ceee.com.br
UFSMFederal University of Santa Maria
http://www.ufsm.br
CEEMACenter of Studies on Energy and Environment
http://www.ufsm.br/ceema/
ANEELNational Agengy of Electrical Energy
http://www.aneel.gov.br
CEEMA
Frankfurt (Germany), 6-9 June 2011
Paulo Pereira – Brazil – Session 2 – 0993
CEEE-DState Company of Electrical Energy Distribution
http://www.ceee.com.br
3
2010Energy: 7.32GWhCustomers:1.46MillionsCities: 72Area: 73.627km²
Frankfurt (Germany), 6-9 June 2011
Paulo Pereira – Brazil – Session 2 – 0993
Distribution Systems Characteristics
Voltage Control
Voltage Regulator Settings
TAP Zones
Voltage Control and Smart Grid
Conclusions
Topics
4
Frankfurt (Germany), 6-9 June 2011
Very Long Feeders
Paulo Pereira – Brazil – Session 2 – 0993
Brazilian Distribution System’s Characteristics
~70km~70km
5
Frankfurt (Germany), 6-9 June 2011
Non uniform load distribution
Paulo Pereira – Brazil – Session 2 – 0993
Brazilian Distribution System’s Characteristics
urbanurban
industrialindustrial
ruralrural
6
Frankfurt (Germany), 6-9 June 2011
Large Load Variation
Paulo Pereira – Brazil – Session 2 – 0993 7
Brazilian Distribution System’s Characteristics
Frankfurt (Germany), 6-9 June 2011
Paulo Pereira – Brazil – Session 2 – 0993 8
Brazilian Distribution System’s Characteristics
Voltage Drop Voltage Drop
00
1122
33
55
44
17,2kV17,2kV
23,1kV23,1kV
Frankfurt (Germany), 6-9 June 2011
Line Drop
Paulo Pereira – Brazil – Session 2 – 0993
Voltage Control
9
Frankfurt (Germany), 6-9 June 2011
OLTC, Voltage Regulator and Transformer
Paulo Pereira – Brazil – Session 2 – 0993
Voltage Control
10
Frankfurt (Germany), 6-9 June 2011
Voltage Set without Line Drop Compensation
Paulo Pereira – Brazil – Session 2 – 0993
Voltage Regulator - Simplified Settings
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Frankfurt (Germany), 6-9 June 2011
Voltage Set with Line Drop Compensation
Paulo Pereira – Brazil – Session 2 – 0993
Voltage Regulator - Advantage Settings
12
Frankfurt (Germany), 6-9 June 2011
Paulo Pereira – Brazil – Session 2 – 0993 13
Methodology Proposed
Frankfurt (Germany), 6-9 June 2011
Paulo Pereira – Brazil – Session 2 – 0993
Voltage Control of Each FeederFlowchart
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Frankfurt (Germany), 6-9 June 2011
Define the ideal TAP for each DT with the objective of supply an adequate secondary voltage using primary voltage of the feeder.
Paulo Pereira – Brazil – Session 2 – 0993
TAP Zones
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Frankfurt (Germany), 6-9 June 2011
The ideal TAP is defined based on optimized voltage range.
Paulo Pereira – Brazil – Session 2 – 0993
TAP Zones
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Frankfurt (Germany), 6-9 June 2011
Data aquisition from customer’s meters and special devices for monitor voltage and load levels.
When necessary change Voltage Regulators Settings.
Paulo Pereira – Brazil – Session 2 – 0993
Voltage Control and Distribution Automation
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Frankfurt (Germany), 6-9 June 2011
Data aquisition and supervisory system. Read meters data Read and write of
Voltage Control Devices
DNP3.0 / IEC 61850
Paulo Pereira – Brazil – Session 2 – 0993
Voltage Control and Smart Grid
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Frankfurt (Germany), 6-9 June 2011
Blocks of Smart Voltage Control
Paulo Pereira – Brazil – Session 2 – 0993
Voltage Control and Smart Grid
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Frankfurt (Germany), 6-9 June 2011
Blocks of Smart Voltage Control
Paulo Pereira – Brazil – Session 2 – 0993
Voltage Control and Smart Grid
Monitor and Data Store from Meters
and Special Equipments
20
Frankfurt (Germany), 6-9 June 2011
Blocks of Smart Voltage Control
Paulo Pereira – Brazil – Session 2 – 0993
Voltage Control and Smart Grid
Statistical Treatment of
measurement data.
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Frankfurt (Germany), 6-9 June 2011
Blocks of Smart Voltage Control
Paulo Pereira – Brazil – Session 2 – 0993
Voltage Control and Smart Grid
Statistical Treatment of
measurement data.
Knowledge
22
Frankfurt (Germany), 6-9 June 2011
Blocks of Smart Voltage Control
Paulo Pereira – Brazil – Session 2 – 0993
Voltage Control and Smart Grid
Periodic Settings of the Voltage
Regulator
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Frankfurt (Germany), 6-9 June 2011
Blocks of Smart Voltage Control
Paulo Pereira – Brazil – Session 2 – 0993
Voltage Control and Smart Grid
Voltage Regulator Settings and
Comand at Real Time
24
Frankfurt (Germany), 6-9 June 2011
Paulo Pereira – Brazil – Session 2 – 0993
Results
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Voltage Drop
00
1122
33
55
44
20,4kV20,4kV
23,1kV23,1kV
Frankfurt (Germany), 6-9 June 2011
Traditional Voltage Regulators together with planning of TAP Zones
Optimization of the voltage levels inside of the regulation’s area.
Reduction of the number of voltage’s complaints and regulatory demands
Use of Distribution Automation, Smart Meter s, Statistic and Simulation making a Smart Voltage Control.
Paulo Pereira – Brazil – Session 2 – 0993
Conclusion
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Frankfurt (Germany), 6-9 June 2011
The authors would like to thank CEEE-D and ANEEL for given financial support for this project.
Paulo Pereira – Brazil – Session 2 – 0993
Acknowledgments
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Frankfurt (Germany), 6-9 June 2011
Paulo Ricardo da Silva Pereira
Paulo Pereira – Brazil – Session 2 – 0993
Thanks For Your Attention
28
CEEMA
