نتایج جستجو برای: pmu
تعداد نتایج: 744 فیلتر نتایج به سال:
<p>Fault identification in a power system is crucial. In recent days, there have been multiple microgrids connected to the system. And if many buses are connected, then need for an increase phasor measurement unit. By using optimization technique, number of unit PMUs can be reduced by placing them optimally. this paper, fault detection algorithm implemented with help particle swarm (PSO) ...
<span lang="EN-US">Analysis of bad data in an IEEE 14 bus system with <a name="_Hlk121211016"></a>phasor measuring units (PMU) devices is carried out this paper. The normal operating condition achieved from the PMU compared to during faults system. A principal component analysis (PCA) technique proposed paper for distinguishing difference between transmission and fault conditi...
The recent advancement of synchrophasor measurements technology in the conventional power grid can monitor and control state variables network very accurately at a high sampling rate real-time. complete observability system states be achieved through Phasor Measurement Unit (PMU). inclusion zero injection bus (ZIB) optimized total number PMU requirements for observation network. communication c...
This paper explored a novel method for strategic monitoring of a power system to schematically monitor power system variables that are sensitive to transients. The characteristics of a fully developed transient or power swing increase frequency slip rates, generator pole slips, rotor out-of-step etc. whose effects lead to loss of synchronism of coherent generators in a power system. When these ...
This paper presents an approach to determine the optimal PMU locations in order to render the complete observability to given power system using BPSO. Quadratic programming approach is used in BPSO, and results so obtained are compared with GAMS-MIP solver. A Method for Pseudo observability is also proposed for depth-one and depth-two with and without Zero injection measurements for IEEE-7, IEE...
The power system industry has been going through dynamic infrastructural and operational changes in recent years that have caused more prominent lightly damped electromechanical oscillations. Real-time monitoring of electromechanical oscillations is of great significance for power system operators; to this aim, software solutions (algorithms) that use synchrophasor measurements have been develo...
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