Results 51 to 60 of about 647 (169)
This paper proposes an Advanced Hybrid SVPWM (Space Vector Pulse Width Modulation) technique that integrates the benefits of RPS-PWM (Reference Point Saturation-Based PWM) and SVPWM to enhance the performance of three-level ANPC (Active Neutral Point ...
Gipyo Kim, Hyunjae Lee, Jingeun Shon
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Modeling a Pluse-Width Modulation(PWM) Rectifier in 3D Space [PDF]
Power electronics pertains to a category of devices that convert electrical power from one form to another. Semiconductor devices act as switches in power electronics circuits, serving as the central components responsible for voltage regulation.
Prasad Reddy M. Ram +5 more
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In this paper, a novel method based on space vector pulse width modulation (SVPWM) for a five‐phase voltage source inverter is presented, which uses a proposed sampling time sharing (STS) technique to provide independent control of the fundamental component and the third harmonic.
Danyal Ghasemi +3 more
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Practical core losses in electrical machines differ significantly from those experimental results using the standardized measurement method, i.e. Epstein Frame method.
Hezhe Gao +6 more
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Novel Approach for Power Management‐Based NPC STATCOM for Grid‐Connected Photovoltaic Battery System
ABSTRACT The development of power quality control systems and methods is a credible step for the modernization of the power grid. In this context, this paper presents novel approaches for the control of power quality and voltage of the power grid using power converters connected to photovoltaic battery systems.
Kamel Sayahi +3 more
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The work aims at development of Shunt Active Power Filter (SAPF) for harmonic reduction. The current harmonics are being caused by nonlinear characteristic of power electronics based equipments which increase power losses and in turn reduce power quality.
Sijuwade Akanni Akintade +2 more
doaj
STEP1:Analyze the differential characteristics of four IGBT open‐circuit faults in the H‐bridge module. STEP2:Analyze the impact of different IGBT faults on PWM voltage within a switching cycle. STEP3:Establish a hierarchical and collaborative fault‐tolerant control system: The zero‐mode control strategy dynamically switches modes according to the ...
Lei Dong +6 more
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Study of Excitation Characteristics of Traction Machine/Drive Systems
In order to accurately evaluate the performance of a traction machine/drive system, it is necessary to have an accurate excitation source which considers current harmonics.
Wenying Jiang, Qiqi Guo, Zhen Zhang
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ABSTRACT Electric locomotives on the horizon will integrate SiC inverters, promising quicker switching and lower losses than traditional setups. However, in addition to the steep rising edge, the inverter‐fed motor drive system faces challenges such as high common‐mode voltage (CMV) and high motor terminal surge voltage swing rate (dv/dt).
Bo Gao +4 more
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Common-Mode Reduction SVPWM for Three-Phase Motor Fed by Two-Level Voltage Source Inverter
Aiming at the problem of large magnitude and high frequency of common-mode voltage (CMV) when space vector pulse width modulation (SVPWM) is used in a three-phase motor fed by a two-level voltage source inverter, a common-mode reduction SVPWM (CMRSVPWM ...
Jian Zheng +4 more
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