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Wind Farm Reactive Power Coordination Scheme Using IEC 61850, by McGill and OPAL-RT
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The 7th International Conferenceon Real-Time Simulation TechnologiesMontreal | 9-12 June, 2014
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Shijia LiMEng. Candidate, Department of ECE, McGill University
Supervisor: Prof. Geza Joos
Email: [email protected]
Wind Farm Reactive Power Coordination Scheme
Using IEC 61850
The 7th International Conferenceon Real-Time Simulation TechnologiesMontreal | 9-12 June, 2014
Outline
IEC 61850 and GOOSE messaging
Case study – Wind farm controller Configuration
Tools
Results
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The 7th International Conferenceon Real-Time Simulation TechnologiesMontreal | 9-12 June, 2014
IEC 61850Overview & Benefits
Substation Automation Systems (SAS) Defines the communication between
intelligent electronic devices (IEDs).
Benefits Multi-vendor interoperability
Low cost (installation and commissioning)
Free configuration
Source: Special report IEC 61850—ABB Group 3
The 7th International Conferenceon Real-Time Simulation TechnologiesMontreal | 9-12 June, 2014
GOOSE Message
GOOSE message Time-critical activities
communication between IEDs
Multicasting
Publisher/subscriber mechanism
Source: IEC 61850-7-14
The 7th International Conferenceon Real-Time Simulation TechnologiesMontreal | 9-12 June, 2014
Publisher/Subscriber
SCL file Substation Configuration Language
IED configurations and communications
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OPAL-RT GOOSE message blocks
The 7th International Conferenceon Real-Time Simulation TechnologiesMontreal | 9-12 June, 2014
Outline
IEC 61850 and GOOSE messaging
Case study – Wind farm controller Configuration
Tools
Results
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The 7th International Conferenceon Real-Time Simulation TechnologiesMontreal | 9-12 June, 2014
System Configuration
Centralized wind farm control Utility grid code:E.12-01
PCC voltage (±6%)
Implement IEC 61850 protocol Communication between WTG and wind
farm controller
7System configuration
The 7th International Conferenceon Real-Time Simulation TechnologiesMontreal | 9-12 June, 2014
Wind Farm ReactivePower Coordination
Centralized wind farm control Voltage regulation at PCC
Q dispatch based on reactive power capability for each WTG
Send/receive information using IEC 61850 GOOSE Q set points for each WTG
Q capability from each WTG
8Wind farm reactive power coordination scheme
The 7th International Conferenceon Real-Time Simulation TechnologiesMontreal | 9-12 June, 2014
Tools
Hardware OPAL-RT simulator Network switch, cables Laptop
Software Modeling
• Matlab Simulink, RT-LAB
SCL file configuration• ICD designer, XML marker
Network protocol analyzer• Wireshark
Real-time simulation setup for wind farm reactive power coordination scheme
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The 7th International Conferenceon Real-Time Simulation TechnologiesMontreal | 9-12 June, 2014
Real-Time Simulation Model
Network
Console
WTG1
WTG2
WTG3
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ConsoleWTG1
WTG2
WTG3
Network
The 7th International Conferenceon Real-Time Simulation TechnologiesMontreal | 9-12 June, 2014
Troubleshooting
Wireshark Packet analyzer
Used to capture and analyze GOOSE packets
Decoding Destination address
Data set
Data attribute
Data value
Data set
Data attributes and values
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The 7th International Conferenceon Real-Time Simulation TechnologiesMontreal | 9-12 June, 2014
Simulation Results
100 200 300 400 500 600-0.4
-0.3
-0.2
100 200 300 400 500 600-0.4
-0.3
-0.2
100 200 300 400 500 600-0.4
-0.3
-0.2
Time (s)R
eactive p
ow
er
at
WT
G (
pu)
WTG 1
WTG 2
WTG 3
Control mode Unity power factor Reactive power coordination
100 200 300 400 500 600
1
1.05
1.1
Time (s)
RM
S v
oltage a
t P
CC
(pu)
Unity Power Factor
Voltage Control
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RMS voltage at PCC (pu)
Reactive power at WTG (pu)
The 7th International Conferenceon Real-Time Simulation TechnologiesMontreal | 9-12 June, 2014
Conclusion and Future work
Conclusion OPAL-RT simulators allow for the testing of IEC 61850 GOOSE
messaging.
Wind farm control strategy successfully implemented employing IEC 61850 GOOSE messaging.
Future work Agent-based decentralized controller
Other distributed energy resources
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The 7th International Conferenceon Real-Time Simulation TechnologiesMontreal | 9-12 June, 2014
Q & A
Thank you!
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