Results 21 to 30 of about 6,068 (215)

Dynamic Stabilization of Wind Farms Deploying Static Synchronous Series Compensator [PDF]

open access: yesJournal of Renewable Energy and Environment, 2015
Encountering series-compensated transmission lines, sub-synchronous resonance (SSR) may strike the power system by jeopardizing its stability and mechanical facilities.
Sajjad Golshannavaz, Daryoush Nazarpour
doaj   +1 more source

Semi-Supervised Sparse Coding [PDF]

open access: yes, 2014
Sparse coding approximates the data sample as a sparse linear combination of some basic codewords and uses the sparse codes as new presentations. In this paper, we investigate learning discriminative sparse codes by sparse coding in a semi-supervised ...
Gao, Xin, Wang, Jim Jing-Yan
core   +2 more sources

Improvement of damping characteristics and index evaluation of a wind-PV-thermal-bundled power transmission system by combining PSS and SSSC

open access: yesArchives of Electrical Engineering, 2020
The grid integration of large-scale wind and solar energy affects the power flow of wind-PV-thermal-bundled power transmission systems and may introduce an unpredicted threat to the power system’s small signal stability.
Ping He   +4 more
doaj   +1 more source

Alleviating the Small-Signal Oscillations of the SMIB Power System with the TLBO–FPSS and SSSC Robust Controller [PDF]

open access: yesJournal of Electrical and Computer Engineering Innovations, 2017
Power systems are subjected to small–signal oscillations that can be caused by sudden change in the value of large loads. To avoid the dangers of these oscillations, the Power System Stabilizers (PSSs) are used. When the PSSs can not be effective enough,
H. Shayeghi, A. Ahmadpour, E. Mokaramian
doaj   +1 more source

Historical and Operational Monitoring of Surface Sediments in the Lower Mekong Basin Using Landsat and Google Earth Engine Cloud Computing

open access: yesRemote Sensing, 2018
Reservoir construction and land use change are altering sediment transport within river systems at a global scale. Changes in sediment transport can impact river morphology, aquatic ecosystems, and ultimately the growth and retreat of delta environments.
Kel N. Markert   +13 more
doaj   +1 more source

Approximation Algorithms for Stochastic Boolean Function Evaluation and Stochastic Submodular Set Cover [PDF]

open access: yes, 2013
Stochastic Boolean Function Evaluation is the problem of determining the value of a given Boolean function f on an unknown input x, when each bit of x_i of x can only be determined by paying an associated cost c_i.
Deshpande, Amol   +2 more
core   +1 more source

Anatomic Restoration of Triple Disruption of the Superior Shoulder Suspensory Complex: A Case Report and Review of the Literature

open access: yesOrthopaedic Surgery, 2020
Background Multiple disruptions of the superior shoulder suspensory complex (SSSC) involving more than two components are extremely rare. In some extreme situations, three components of the SSSC structure can be involved.
Kai Wu   +3 more
doaj   +1 more source

Performance Enhancement of Wind Farms Using Tuned SSSC Based on Artificial Neural Network

open access: yesInternational Journal of Interactive Multimedia and Artificial Intelligence, 2019
Recently, power systems are confronting a lot of challenges. Increasing the dependence on renewable energy sources especially wind energy and its impact on the stability of electrical systems are the most important challenges.
Yousry Ibrahim   +4 more
doaj   +1 more source

Stability Improvement Of the (400kV) Iraqi Grid using the best FACTS Devices [PDF]

open access: yesEngineering and Technology Journal, 2015
Electrical power system has become large and complicated, so it is subjected to sudden changes in load levels. Stability is an important concept which determines the stable operation of the power system.The modern trend is to employ by installing ...
Rashid H. Al-Rubayi   +1 more
doaj   +1 more source

Stability improvement of power systems connected with developed wind farms using SSSC controller

open access: yesAin Shams Engineering Journal, 2018
This paper studies the performance of SCIG wind farm, DFIG wind farm, and a combined wind farm (CWF) during three-phase grid fault. The SCIG and DFIG wind farms are equipped with Static Synchronous Series Compensator (SSSC) whereas the combined wind farm
Ahmed Rashad   +2 more
doaj   +1 more source

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