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Ondrej Lipcak, Pavel Karlovsky, Pavel Kobrle and Jan Bauer
The current and torque ripple of inverter-fed induction motor drives is an inherent problem of control strategies working with switching frequencies in the range of multiple kilohertz, such as direct torque and, more recently, predictive torque control. ...
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Rudi Soares, Alexander Bessman, Oskar Wallmark, Göran Lindbergh and Pontus Svens
In the majority of applications using lithium-ion batteries, batteries are exposed to some harmonic content apart from the main charging/discharging current. The understanding of the effects that alternating currents have on batteries requires specific c...
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Ching-Ming Lai, Ming-Ji Yang and Shih-Kun Liang
In this paper, in order to achieve zero ripple conditions, the use of a ripple mirror (RM) circuit for the boost converter is proposed. The operation modes are studied and steady-state analyses performed to show the merits of the proposed converter. It i...
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Zhilong Yin, Guoze Xu, Feng Yu, Zhiguo Wang and Shuilian Xue
With an emphasis placed on a low-carbon economy, photovoltaic grid-connected inverters are moving toward the center of the stage. In order to address the problems related to the strong parameter dependence of the conventional model?s predictive control i...
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Alessia Ruggeri and Carla Faraci
Ripple formation and evolution as well as vortex separation along the bedform profile strongly influence surface waves and sediment transport. These features were investigated in a U-Tube at the Hydraulics Laboratory of the University of Messina. During ...
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Bor-Ren Lin and Guan-Hong Lin
A soft switching current-source resonant converter is presented and implemented for wide voltage applications such as fuel cells and solar power. An LLC (inductor?inductor?capacitor) converter is adopted to accomplish zero voltage (current) operation on ...
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Jin-Hyuk Park, Hae-Gwang Jeong and Kyo-Beum Lee
This paper proposes an output current ripple reduction algorithm using a proportional-integral (PI) controller for an energy storage system (ESS). In single-phase systems, the DC/AC inverter has a second-order harmonic at twice the grid frequency of a DC...
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Gabriele Grandi, Jelena Loncarski and Milan Srndovic
This paper gives the complete analysis of the output current ripple in three-phase voltage source inverters considering the different discontinuous pulse-width modulation (DPWM) strategies. In particular, peak-to-peak current ripple amplitude is analytic...
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Hao Chen, Luming Liu, Yassine Amirat, Zhibin Zhou, Nadia A?t-Ahmed and Mohamed Benbouzid
Renewable energy generation is increasingly important due to serious energy issues. A Doubly Salient Permanent Magnet Generator (DSPMG) can be an interesting candidate for tidal stream renewable energy systems. However, the special structure makes the sy...
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Electronic load (e-load) is essential equipment for power converter performance test, where a designated load profile is executed. Electronic load is usually implemented with the analog controller for fast tracking of the load profile reference. In this ...
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Samira Ghorbanpour, Mingyu Seo, Jeong-Ju Park, Musu Kim, Yuwei Jin and Sekyung Han
A significant amount of the literature is focused on converters that supply the required voltage with low input-current ripple to electronic devices. A hybrid converter that combines boost and Cuk converters was developed recently. This hybrid converter ...
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Hugot Pichon, Yves Lembeye and Jean-Christophe Crebier
In this article, inductor loss models are developed based on the experimental characterization of off-the-shelf components. The modelling steps and techniques are described and validated. It is shown that the model exhibits fairly good accuracy over a la...
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A. M. Afanasov
Pág. 151 - 154
The analysis of experimental methods for determination of mechanical losses of power in the hauling electric engines of direct current is presented.
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Haohao Guo, Tianxiang Xiang, Yancheng Liu, Qiaofen Zhang, Yi Wei and Fengkui Zhang
This paper proposes a new method for compensating current measurement errors in shipboard permanent magnet propulsion motors. The method utilizes cascade decoupling second-order generalized integrators (SOGIs) and adaptive linear neurons (ADALINEs) as th...
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Vladimir Dmitrievskii, Vadim Kazakbaev and Vladimir Prakht
Due to the high cost and the predicted shortage of rare earth elements in the near future, the task of developing energy-efficient electric machines without rare earth magnets is of great importance. This article presents a comparative analysis of optimi...
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Wei Qiao, Shouyi Han, Kaikai Diao and Xiaodong Sun
In this paper, a design optimization method is proposed to reduce the current asymmetric and consequent torque ripple for a six-phase Switched Reluctance Motor (SRM). First, the inconsistent current phenomenon of the investigated SRM is introduced, and t...
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Eliana Arango, Carlos Andres Ramos-Paja, Javier Calvente, Roberto Giral and Sergio Ignacio Serna-Garces
A previous article has presented the members of the asymmetrical interleaved dc/dc switching converters family as very appropriate candidates to interface between photovoltaic or fuel cell generators and their loads because of their reduced ripple and in...
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Zhengbao Li, Jianfeng Dai, Yuanxin Luan, Nan Sun and Libin Du
Human marine activities are becoming increasingly frequent. The adverse marine environment has led to an increase in man overboard incidents, resulting in significant losses of life and property. After a drowning accident, the accurate location informati...
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Mubashir Mehmood, Sabatino Ciarcia, Luca Lo Schiavo, Jacopo Natale and Stefano Vitale
Our research focuses on the reconstruction of turbidity paleocurrents of the Cilento Group in the Cilento area (southern Apennines, Italy). These deposits were formed in the wedge-top basin above the oceanic Ligurian Accretionary Complex, the early oroge...
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