نتایج جستجو برای: power oscillation damping

تعداد نتایج: 540552  

Journal: :Journal of neurophysiology 2001
D C Lin W Z Rymer

Our previous work in an animal model showed that neuromuscular damping properties help maintain limb posture by effectively dissipating mechanical energy arising from disturbances. The purpose of this study was to determine whether similar damping properties were expressed in intact, normal human muscles. To review briefly, when the reflexively active soleus muscle in a decerebrate cat is coupl...

Journal: :journal of operation and automation in power engineering 2007
r. ghanizadeh a. jahandideh shendi m. ebadian m. golkar a. ajami

in this paper, a novel compensator based on magnetically controlled reactor with fixed capacitor banks (fc-mcr) is introduced and then power system stability in presence of this compensator is studied using an intelligent control method. the problem of robust fc-mcr-based damping controller design is formulated as a multi-objective optimization problem. the multi-objective problem is concocted ...

Journal: :Water 2023

The power oscillation induced by pressure fluctuation in the draft tube of hydraulic turbine is one limiting factors preventing Francis from operating vibration zone. At present grid with a high proportion renewable energy resources, we try to improve load regulation ability hydropower units extending stable operation zone By mathematical modelling fluctuation, this paper gives an analytical ex...

Journal: :TURKISH JOURNAL OF ELECTRICAL ENGINEERING & COMPUTER SCIENCES 2017

Journal: :Energies 2023

The appropriate design of the power oscillation damping controllers guarantees that distributed energy resources and sustainable smart grids deliver excellent service subjected to big data for planned maintenance renewable energy. Therefore, main target this study is suppress low-frequency oscillations due disruptive faults heavy load disturbance conditions. considered system comprises two inte...

Journal: :Energies 2021

This paper focuses on the methods that ensure rotor angle stability of electric power systems, which is most frequently analyzed with small-signal models. Over past several decades, system stabilizers (PSSs) for conventional excitation systems were main tools improving electromechanical oscillatory modes. In last decade, oscillation damping (POD) control implemented in photovoltaic (PV) inverte...

2011
Prechanon Kumkratug

Problem statement: Static Synchronous Compensator (STATCOM) and Static Synchronous Series Compensator (SSSC) have been individually applied to improve stability of power system. Approach: This study presents the coordination of a STATCOM and SSSC for improving power system stability. The swing curves of the three phase faulted power system with various cases are tested and compared. Results: Th...

2004
Young-Moon Park Myeon-Song Choi Kwang Y. Lee

Absfrad A neural network-based Power System Stabilizer (Neuro-PSS) is designed for a generator connected to a multimachine power system utilizing the nonlinear power flow dynamics. The uses of power flow dynamics provide a PSS for a wide range operation with reduced size neural networks. The Neuro-PSS consists of two neural networks: Neuro-Identifier and Neuro-Controller. The low-frequency osci...

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