نتایج جستجو برای: power system oscillation
تعداد نتایج: 2609818 فیلتر نتایج به سال:
− This paper describes a neural network system for power electric load forecasting of telecommunication station. Getting an accuracy useful for contractual purpose a separately daily forecast of both main load and its oscillation is proposed. For the mean daily forecast we used a three layers multilayer perceptron (MLP), while to the oscillation forecasting we realized a system composed by a ML...
-This paper presents the application of fuzzy c-means (FCM) clustering in the order reduction of dynamic models for controller design in a power system. Based on the fuzzy c-means algorithm, a method is proposed for clustering the poles and zeros of the original power system model into new clusters from which a reduced-order model can be obtained. Then the reduced-order model is used to design ...
There have been many investigations of the mutual synchronization of oscillators. In this study we consider N oscillators which have the same natural frequency, mutually coupled by one negative resistor. In this system, according to the negative range of the coupling negative resistor, we can observe various interesting synchronization phenomena. Because this system tends to minimize the power ...
Low-frequency oscillations are an inevitable phenomenon of a power system. This paper proposes Ant lion optimization approach to optimize the dual-input system stabilizer (PSS2B) parameters enhance transfer capability 400 kV line in North-West region Ethiopian electric network by damping low-frequency oscillation. Double-input Power stabilizers (PSSs) currently used systems damp out oscillation...
Optically injected semiconductor laser under periodone oscillation is investigated as a source for photonic microwave transmission over fiber. The period-one nonlinear dynamics of an optically injected laser is studied for the purpose of minimizing the microwave power penalty induced by chromatic dispersion. Over a large range of injection strengths and frequency detunings, we first obtain the ...
The statistical operation is necessary to validate the analytical procedure since most important common comparison of result data quantify accuracy and precision. In this paper, a process proposed ensure impact power system stabilizers (PSSs) in 202-bus, 40-machine MEPE test system. eigenvalue analysis utilized for detecting lowest damping modes evaluating ratio oscillation, these are applied a...
Slow magneto-acoustic waves are often observed in polar plumes and active region fan loops. The observed periodicities of these waves are in the range of 1- 40 minutes. Mainly, the ratio of damping time to the oscillation period is less than 2 (equal to the ratio damping length to the wave length), which corresponds to the strong damping regime. In general, slow magneto-acoustic waves can be da...
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