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Showing 1 to 13 of 13 for “"synchronized phasor measurements"”.
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State Estimation and Voltage Security Monitoring Using Synchronized Phasor Measurements
The phasor measurement unit (PMU) is considered to be one of the most important measuring devices in the future of power systems. The distinction comes from its unique ability to provide synchronized phasor measurements of voltages and currents from widely dispersed locations in an electric power …
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Transient Stability Prediction based on Synchronized Phasor Measurements and Controlled Islanding
… predictions problems. With the advent of Phasor Measurement Units (PMUs) in power systems, it is now possible to monitor the behavior of the system in real time and provide important information for transient stability assessment and enhancement. Techniques such as the rotor oscillation …
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Inter-Area Oscillation Damping with Power System Stabilizers and Synchronized Phasor Measurements
… This thesis is an investigation of the use of synchronized phasor measurements as input signals for power system stabilizers installed on the generators of a two-area, 4-machine test power system. A remote measurement feedback controller has been designed and placed in the test power system. …
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The Frequency Monitor Network (FNET) Design and Situation Awareness Algorithm Development
Wide Area Measurements (WAMs) have been widely used in the energy management system (EMS) of power system for monitoring, operation and control. In recent years, the advent of synchronized Phasor Measurements Unit (PMU) has added another dimension to the field of wide-area measurement. However, the …
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Application of Wavelet Analysis and Cross-Correlation Techniques to Wide Area Monitoring of Power Systems
<p>The phasor measurement unit (PMU) is a networked, GPS time-synchronized wide-area-monitoring device for modern power transmission systems. The recent and widespread adoption of these devices will provide a wealth of information about the dynamic state of the power system. However, the increasing …
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An Iterative Technique for Instrument Transformer Calibration and Line Parameter Estimation with Synchrophasor Measurements
The introduction of synchrophasor technology to the realm of power systems has presented a myriad of novel approaches to age-old problems. In this thesis, the questions of instrument transformer calibration and transmission line parameter estimation have been examined. With synchrophasors offering …
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Advanced System Monitoring with Phasor Measurements
Phasor Measurement Units (PMUs) are widely acknowledged as one of the most promising developments in the field of real-time monitoring of power systems. By aligning the time stamps of voltage and current phasor measurements that are consistent with Coordinated Universal Time (UTC), a coherent …
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Synchronized Measurements And Applications During Power System Dynamics
Synchronized phasor measurements during dynamics tend to be affected by prevailing system frequency. Some major blackouts in power systems are indeed featured with very large frequency disturbance. Quantitative study done in this dissertation shows that small frequency disturbance may lead to …
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Adaptive out-of-step relaying with phasor measurement
… their value through the one year field test. Synchronized phasor measurements were used for the first time for relaying application, proving their ability to detect and analyze system disturbances through the measurement of angle differences between any two points in a system. It is shown that …
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Assessment of direct methods in power system transient stability analysis for on-line applications
The advent of synchronized phasor measurements allows the problem of real time prediction of instability and control to be considered. The use of direct methods for these on-line applications is assessed. The classical representation of a power system allows the use of two reference frames: Center …
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Impact Assessment, Detection, and Mitigation of False Data Attacks in Electrical Power Systems
… popular example is the extensive deployment of phasor measurement units, which is referred to PMUs, that constantly provide time-synchronized phasor measurements at a high resolution compared to conventional meters. This enables system operators to monitor in real-time the vast electrical …
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Impact Assessment, Detection, And Mitigation Of False Data Attacks In Electrical Power Systems
… popular example is the extensive deployment of phasor measurement units, which is referred to PMUs, that constantly provide time-synchronized phasor measurements at a high resolution compared to conventional meters. This enables system operators to monitor in real-time the vast electrical …