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Reliable metering system plan for state estimation considering cost, conventional, synchronized phasor measurements and index UI via Evolutionary Algorithm and HΔt matrix

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Author(s):
Alex Andrius Cecchim Bozz
Total Authors: 1
Document type: Master's Dissertation
Press: São Carlos.
Institution: Universidade de São Paulo (USP). Escola de Engenharia de São Carlos (EESC/SBD)
Defense date:
Examining board members:
João Bosco Augusto London Junior; Eduardo Nobuhiro Asada; George Lauro Ribeiro de Brito
Advisor: João Bosco Augusto London Junior
Abstract

This thesis focuses on the problem of metering system planning for state estimation purposes and has two main objectives. The first one is to develop a methodology for metering system planning that allows the project of reliable metering systems considering both conventional and synchronized phasor measurements. Because of the existence of redundant measurements that have the characteristics of not reflecting their errors into the residuals of the weighted least squares estimator, called in (BENEDITO et al., 2013) as measurements with high Undetectability Index (UI), the second objective of this thesis is to develop a methodology, for metering system planning, that allow the project of reliable metering systems formed by measurements with UI lower than a pre-specified value. The background to develop the proposed methodologies are evolutionary algorithms and the method to metering system planning based on the analysis of the HΔt matrix, that is obtained from the triangular factorization of the transpose Jacobian matrix of the weighted least squares estimator. (AU)

FAPESP's process: 12/13460-7 - Metering system plan considering cost, PMUs and technical criteria (observability, measurement redundancy, multiple topologies and gross error processing)
Grantee:Alex Andrius Cecchim Bozz
Support Opportunities: Scholarships in Brazil - Master