Sakis Meliopoulos (Georgia Tech) - ecedha
Sakis Meliopoulos (Georgia Tech) - ecedha Sakis Meliopoulos (Georgia Tech) - ecedha
Distributed Dynamic State Estimation Implementation PMU Technology Enables Distributed SE Measurement Layer Phase Conductor v(t) Potential Transformer Instrumentation Cables v 1 (t) i(t) Current Transformer i 1 (t) v 2 (t) i 2 (t) Attenuator Burden Attenuator Burden IED Vendor D Relay Vendor C PMU Vendor A Anti-Aliasing Filters PMU Vendor C LAN LAN Data Processing Super- Calibrator Encoding/Decoding Cryptography Physical Arrangement FireWall Data Flow Data/Measurements from all PMUs, Relays, IEDs, Meters, FDRs, etc are collected via a Local Area Network in a data concentrator. The data is used in a dynamic state estimator which provides the validated and high fidelity dynamic model of the system. Bad data detection and rejection is achieved because of high level of redundant measurements at this level. NSF/ECEDHA Education Workshop Georgia Tech GLC, Atlanta, Georgia, July 9-12, 2011 1.26
Numerical Results – B-G Plant NSF/ECEDHA Education Workshop Georgia Tech GLC, Atlanta, Georgia, July 9-12, 2011 1.27
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Distributed Dynamic State Estimation Implementation<br />
PMU <strong>Tech</strong>nology Enables Distributed SE<br />
Measurement Layer<br />
Phase Conductor<br />
v(t)<br />
Potential<br />
Transformer<br />
Instrumentation<br />
Cables<br />
v 1 (t)<br />
i(t)<br />
Current<br />
Transformer<br />
i 1 (t)<br />
v 2 (t)<br />
i 2 (t)<br />
Attenuator<br />
Burden<br />
Attenuator<br />
Burden<br />
IED Vendor D<br />
Relay<br />
Vendor C<br />
PMU<br />
Vendor A<br />
Anti-Aliasing<br />
Filters<br />
PMU<br />
Vendor C<br />
LAN LAN<br />
Data<br />
Processing<br />
Super-<br />
Calibrator<br />
Encoding/Decoding<br />
Cryptography<br />
Physical Arrangement<br />
FireWall<br />
Data Flow<br />
Data/Measurements from all PMUs, Relays, IEDs, Meters,<br />
FDRs, etc are collected via a Local Area Network in a data<br />
concentrator.<br />
The data is used in a dynamic state estimator which provides<br />
the validated and high fidelity dynamic model of the system.<br />
Bad data detection and rejection is achieved because of high<br />
level of redundant measurements at this level.<br />
NSF/ECEDHA Education Workshop<br />
<strong>Georgia</strong> <strong>Tech</strong> GLC, Atlanta, <strong>Georgia</strong>, July 9-12, 2011<br />
1.26
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