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السجلات المعروضة 632 -- 651 من 2495
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Common-mode voltage and vibration mitigation of a five-phase three-level NPC inverter-fed induction motor drive system
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Article)Common-mode (CM) voltage is one of the main reasons for the flow of bearing currents in induction motors (IM) that ultimately leads to the bearing failure and causes severe vibrations. For three-phase IM drives, many works ... -
Common-mode voltage control through vector selection in three-to-five phase matrix converter
( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)Multi-phase matrix converters (more than three phase) are distinctively advantageous as because of reduced per-phase current and unity power factor operation. The electrical motors supplied through these converters do have ... -
Common-mode voltage reduction for space vector modulated three- to five-phase indirect matrix converter
( Elsevier Ltd , 2018 , Article)All available Pulse Width Modulation (PWM) techniques employed to different Matrix Converter (MC) topologies generally generate switching Common-Mode Voltage (CMV), which introduces numerous operational concerns in electric ... -
Common-mode voltage reduction of matrix converter fed seven-phase induction machine
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)This paper introduces space vector modulation (SVM) schemes for reducing the common mode voltage (CMV) of a direct three-to seven-phase matrix converter (3?7 MC) fed a seven-phase induction motor. The proposed techniques ... -
Comparative analysis of carrier schemes for PWM in multilevel PUC inverter for PV applications
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)This paper presents an evaluation of two modulation methods for the seven-level packed U cell (PUC) inverter for photovoltaic applications. The PUC is a multilevel inverter which has less number of switching devices than ... -
Comparative analysis of three-phase to five-phase transformer connections
( Taylor and Francis Ltd. , 2017 , Article)Five-phase supply is needed for supplying five-phase motor drive systems. Special transformer connection schemes have been developed over the years and reported in the literature to convert three-phase supply from the grid ... -
Comparative evaluation of four quasi-square wave fed multiphase induction machines
( IEEE , 2011 , Conference Paper)Multiphase winding structures provide induction machines with favorable fault tolerant characteristics. Medium voltage drives have also benefited from the favorable application characteristics of multiphase machines, as ... -
Comparative Performance of DFIG and PMSG Wind Turbines during Transient State in Weak and Strong Grid Conditions Considering Series Dynamic Braking Resistor
( MDPI , 2022 , Article)The recently stipulated grid codes require wind generators to re-initiate normal power production after grid voltage sag. This paper presents a comparative performance of two commonly employed variable speed wind turbines ... -
Comparative study of adaptive sliding mode and resonant controllers in fault tolerant five-phase permanent magnet synchronous motor drive
( Springer London , 2018 , Article)This paper proposes a new fault tolerant control strategy for a five-phase permanent magnet synchronous motor (PMSM) drive under single-phase open circuit condition. The loss of one phase causes problems such as disturbing ... -
Comparative study of classical and fuzzy -regulator in five phase synchronous machine control with open phase
( IOS Press , 2018 , Article)Speed control of synchronous machines using Field Oriented Control (FOC) classically uses Proportional Integral (PI) or Integral Proportional (IP) regulators that allow to achieve satisfactory goals on the dynamics of speed ... -
A Comparative Study of High-gain Cascaded DC-DC Converter Topologies
( IEEE , 2022 , Conference Paper)DC-DC boost converters are utilized to step-up the voltage level to match a certain application requirement. Although Conventional boost converter is simple and easy to be implemented, it has a low boosting capability and ... -
Comparative study of SBOAs on the tuning procedure of the designed SMPI controller for MIMO VSP/HVDC interconnected model
( Elsevier , 2021 , Article)This paper presents a new application of advanced SMPI controller for a newly introduced interconnected dynamic system with VSP based HVDC links for frequency control problem. This work presents an outgrowth of analysis ... -
Comparative study of sliding mode control and vector control in a five-phase permanent magnet synchronous motor drive
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)Different control strategies have been recently proposed. In this paper, two control techniques are compared in a five-phase permanent magnet synchronous motor drive (PMSM). The strategies being compared are based on the ... -
Comparison of polarimetric SAR features for terrain classification using incremental training
( Electromagnetics Academy , 2017 , Conference Paper)In this study, the most commonly used polarimetric SAR features including the complete coherency (or covariance) matrix information, features obtained from several coherent and incoherent target decompositions, the ... -
A comparison of quadratic TFDs for entropy based detection of components time supports in multicomponent nonstationary signal mixtures
( IEEE , 2013 , Conference Paper)Separation of different signal components, produced by one or more sources, is a problem encountered in many signal processing applications. This paper proposes a fully automatic undetermined blind source separation method, ... -
Comparison of relaying strategies for cooperative diversity systems with adaptive modulation
( IEEE , 2009 , Conference Paper)In this paper, we propose several relay selection schemes for cooperative diversity systems with adaptive transmission. The proposed schemes are based on dual-hop relaying with multiple relays. We analyze the performance ... -
Competitive Quantization for Approximate Nearest Neighbor Search
( IEEE Computer Society , 2016 , Article)In this study, we propose a novel vector quantization algorithm for Approximate Nearest Neighbor (ANN) search, based on a joint competitive learning strategy and hence called as competitive quantization (CompQ). CompQ is ... -
Comprehensive performance analysis of flexible asynchronous AC link under various unbalanced grid voltage conditions
( Elsevier Ltd , 2021 , Article)A flexible asynchronous AC link (FASAL) system is a technology that interconnects two power system networks operating at the same or different frequencies. The FASAL system is a newly developed technology; therefore, it ... -
Comprehensive Review of KY Converter Topologies, Modulation and Control Approaches with their Applications
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Article)In the current scenario, the challenging task of designing a DC-DC converter has high voltage gain and small output ripple waves, which researchers deal with in highly complicated Because of its topological and continuous ... -
Comprehensive Review on Electric Propulsion System of Unmanned Aerial Vehicles
( Frontiers Media S.A. , 2022 , Other)In recent years, electric unmanned areal vehicles (UAVs) are gaining popularity due to their capabilities in civil and military applications. The rationale is that UAVs can do more complex and risky tasks while maintaining ...