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State Estimation Using Sparse Givens Rotation Field Programmable Gate Array
Conference proceeding

State Estimation Using Sparse Givens Rotation Field Programmable Gate Array

P Nagvajara, Z Lin, C Nwankpa, J Johnson and IEEE
2007 39th North American Power Symposium, pp 421-427
Sep 2007

Abstract

Computer network reliability Field programmable gate arrays FPGA Hardware Power grids Power measurement Power system reliability Power system state estimation Real time systems SCADA systems Software algorithms State estimation
In the on-line assessment of the power grid to assure reliable operation, the state estimation is the front-end real-time processing of the measurement data being transmitted from the SCADA system via network and telemetry. An alternative high-performance computing platform comprising a host computer interconnected to a Field Programmable Gate Array (FPGA) via a PCI-Express bus is proposed. The predicted performance obtained from the state estimation of benchmark power grids (118 and 1648 bus systems) shows that the row-oriented Givens algorithm-specific hardware can provide an order of magnitude speedup over the software program of the same Givens rotation algorithm running on Pentium 4 M 1.7 GHz processor with 1 GB of RAM. This result indicates that algorithm-specific hardware on FPGA may provide a cost-effective solution to high-performance state estimation.

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6 citations in Scopus

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Web of Science research areas
Energy & Fuels
Engineering, Electrical & Electronic
Transportation Science & Technology
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