Filters








2,297 Hits in 9.1 sec

Evaluation of silicon MOSFETs and GaN HEMTs in soft‐switched and hard‐switched DC‐DC boost converters for domestic PV applications

Sajad A. Ansari, Jonathan N. Davidson, Martin P. Foster
2021 IET Power Electronics  
The performance of four prototypes including the soft-switched and hard-switched DC-DC converters with both stateof-the-art Si and GaN switches are evaluated in terms of cost, power density, efficiency  ...  Hard-switched high-gain DC-DC converters such as the boost converter play an important role in renewable energy systems.  ...  In addition, the efficiency of the soft-switched converters decreases FIGURE 12 Experimental efficiency comparison.  ... 
doi:10.1049/pel2.12085 fatcat:t2wnnfpt6basfibqrd3smaayi4

Soft Switching Multiphase Interleaved Boost Converter with High Voltage Gain for EV Applications

Nabil A. Ahmed, Bader N. Alajmi, Ibrahim Abdelsalam, Mostafa I. Marei
2022 IEEE Access  
We would like to thank PAAET and the college of technological studies for their support under the project number TS-21-08.  ...  We would like to thank PAAET and the college of technological studies for their support under the project number TS-21-08.  ...  Comparison between the proposed soft switching converter with some other soft switching converters. Efficiency comparison of the proposed converter with other converters at different load conditions.  ... 
doi:10.1109/access.2022.3157050 fatcat:nagvdozgdrcnvnv4wm7tvpbtsu

Experimental investigation of the performance of two new types of soft-switching power converters for electric ships

F. D. Engelkemeir, A. L. Gattozzi, J. D. Herbst, R. E. Hebner, G. A. Hallock
2015 2015 IEEE Electric Ship Technologies Symposium (ESTS)  
This paper investigates the reduction of switching losses in high power (MW level) converters.  ...  The Auxiliary Resonant Commutated Pole (ARCP) soft-switching converter topology offers the potential for minimization of switching losses, but has some inherent limitations.  ...  The results prove that the soft switching topology generally known as ARCP can be an effective way to reduce switching losses in high power converters.  ... 
doi:10.1109/ests.2015.7157901 fatcat:yi3djhglijdafl7a3ha2axripi

A comparison of voltage-mode soft-switching methods for PWM converters

K.M. Smith, K.M. Smedley
1997 IEEE transactions on power electronics  
All soft-switching methods in the selected group allow zero voltage turn-on and turn-off of the main switch and utilize a single auxiliary switch with some resonant components.  ...  Experimental verification for each soft-switching method are provided.  ...  ACKNOWLEDGMENT The authors would like to thank Zheren Lai and the other members of the Power Electronics Lab at UCI for many valuable suggestions and discussions.  ... 
doi:10.1109/63.558774 fatcat:xy3ctlqxnfhcrckhvggawuovly

Novel zero-current-switching PWM converters

C.A. Canesin, I. Barbi
1997 IEEE transactions on industrial electronics (1982. Print)  
This new ZCS-PWM boost converter is suitable for high-power applications using IGBT's in power-factor correction.  ...  The new family of zero-current-switching (ZCS)-PWM converters is suitable for high-power applications using insulated gate bipolar transistors (IGBT's).  ...  Fig. 10(b) shows the efficiency measurement of the new ZCS-PWM boost converter as a function of the output power, in comparison with the conventional hard-switching PWM boost converter's efficiency,  ... 
doi:10.1109/41.585835 fatcat:tsfyjxhxbrdo7cbzkbotl2eiki

Design and Analysis of a New Zero Current Transition Bidirectional DC-DC Converter for Energy Storage Systems

Pramod Kumar Aylapogu, Veera Venkata Subrahmanya Kumar Bhajana, Pavel Drabek, Martin Jara
2018 Elektronika ir Elektrotechnika  
in boost/buck modes of the converter.  ...  The operation principles, simulation and experimental investigations on 150 V/250 V/1 kW laboratory prototype are presented in order to show the performance and also to verify the soft-switching characteristics  ...  Therefore, the industry needs high efficient converters with reduced device count and reduced switching stresses.  ... 
doi:10.5755/j01.eie.24.4.21471 fatcat:wkzledlgmjakdiv3djcki3sh24

Improving the Power Density of the ZVS-SVM Controlled Three-Phase Boost PFC Converter

Rui Li, Dehong Xu, Min Chen, Bo Feng, Kazuaki Mino, Hidetoshi Umida
2007 2007 Power Conversion Conference - Nagoya  
In this paper, the soft switching condition of the ZVS-SVM controlled three-phase boost PFC is analyzed.  ...  The relationship between the switching loss of the converter and the circuit resonant parameters is studied. The EMI noise between hard switching and soft switching converter is also investigated.  ...  With the soft switching feature, the proposed ZVS-SVM controlled three-phase boost PFC converter is suitable for high density and high switching frequency rectifier application.  ... 
doi:10.1109/pccon.2007.373129 fatcat:rzsswijnuffqdkqsvwyy5j3lpa

Novel Soft-Switching Integrated Boost DC-DC Converter for PV Power System

Sayed, Gronfula, Ziedan
2020 Energies  
High efficiency and low losses are obtained while using soft switching and auxiliary edge resonance to get a high step-up voltage ratio.  ...  This paper presents a novel soft-switching boost DC-DC converter, which uses an edge-resonant switch capacitor based on the pulse width modulation PWM technique.  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/en13030749 fatcat:okanp7euhnajdpceyrk5qha4pu

A ZVT Auxiliary Circuit for High Step-Up Multi-Input Converters with Diode-Capacitor Multiplier

Sayed Hossein Mirlohi, Mohammad Rouhollah Yazdani, Mohammad Reza Amini
2021 Majlesi journal of electrical engineering  
The auxiliary cell has only one switch and is suitable for high step converters with diode-capacitor multiplier.  ...  Soft switching conditions for all main switches are provided by only one auxiliary circuit. The proposed converter has high step-up conversion gain without any coupled inductor.  ...  In [26] , a fully soft switched interleaved boost converter with zero voltage transition for main switches is proposed.  ... 
doi:10.52547/mjee.15.2.53 fatcat:maruno6z2zfv5iu3bfy5jkpira

A Novel Single-Stage Tandem Soft-Switching Converter with Low Input Current Distortion

Jianming Xu, Bo Qian, Muhammad Humayun
2018 Inventions  
This paper introduces a single-stage continuous conduction mode (CCM) soft-switched power factor correction (PFC) converter with a tandem topology.  ...  Such a design and control realizes the zero-voltage switching (ZVS) and zero current switching (ZCS) of the power switches.  ...  The analysis of the operation states of the converter and the design guidelines are given, and simulation and experiment results are presented to show the feasibility of the design.  ... 
doi:10.3390/inventions3040070 fatcat:ase3fgxuuvcebgtkwagywwqli4

A High Efficient High Input Power Factor Interleaved Boost Converter

AJEESH G, JAYAKUMAR M S
2012 International Journal of Electrical and Computer Engineering (IJECE)  
The results of the study established excellent correlation between experimental data and the predicted values, with a high determination coefficient.  ...  Mean Square Error, Root Mean Square Error, Coefficient of determination and Nash -Sutcliffo Coefficient were applied in order to compare the prediction performance of the developed computational models  ...  Using only one resonant inductor Figure 1 .A 1 Soft High Efficient High Input Power Factor Interleaved Boost Converter (M.S.  ... 
doi:10.11591/ijece.v2i3.254 fatcat:qymayed62jemdedpgqhg3o5sam

Soft-switched CCM boost converter with high voltage gain for high power applications

Sungsik Park, Sewan Choi
2009 2009 IEEE Energy Conversion Congress and Exposition  
This paper proposes a new soft-switched CCM boost converter suitable for high power applications such as power factor correction, hybrid electric vehicles and fuel cell power conversion systems.  ...  Experimental results from a 1.5kW prototype are provided to validate the proposed concept. Index Terms--soft-switched, non-isolated, high voltage gain, high power applications, CCM  ...  In this paper a new soft-switched CCM boost converter suitable for high voltage and high power application has been proposed.  ... 
doi:10.1109/ecce.2009.5316009 fatcat:mhuv275p3rdvvm62v34ckue7ji

A Fully Soft Switched Two Quadrant Bidirectional Soft Switching Converter for Ultra Capacitor Interface Circuits

Amin Mirzaei, Hosein Farzanehfard, Ehsan Adib, Awang Jusoh, Zainal Salam
2011 Journal of Power Electronics (JPE)  
In this paper a fully soft switched two quadrant bidirectional soft switching converter for ultra capacitor interface circuits is introduced and the elements of the converter are reduced considerably.  ...  This paper describes a two quadrant bidirectional soft switching converter for ultra capacitor interface circuits.  ...  On top of that, it uses limited elements to achieve soft switching in comparison with other articles.  ... 
doi:10.6113/jpe.2011.11.1.001 fatcat:rkb3y56kanbi7ppwwqep2ktmmq

A novel active snubber for high-power boost converters

M.M. Jovanovic, Yungtaek Jang
1999 APEC '99. Fourteenth Annual Applied Power Electronics Conference and Exposition. 1999 Conference Proceedings (Cat. No.99CH36285)  
A technique which improves the performance of the boost converter by reducing the reverse-recovery-related losses in the boost switch and rectifier with an active snubber that is implemented with a minimum  ...  Index Terms-Active snubber, boost converter, power factor correction, reverse recovery loss, zero voltage switching. O.C., one of the world's largest manufacturers of power supplies).  ...  As a result, in recent years, significant efforts have been made on improving the performance of high-power boost converters.  ... 
doi:10.1109/apec.1999.749752 fatcat:kkr4mep42jaddnzy4m6fpjex4u

A novel active snubber for high-power boost converters

M.M. Jovanovic, Yungtaek Jang
2000 IEEE transactions on power electronics  
A technique which improves the performance of the boost converter by reducing the reverse-recovery-related losses in the boost switch and rectifier with an active snubber that is implemented with a minimum  ...  Index Terms-Active snubber, boost converter, power factor correction, reverse recovery loss, zero voltage switching. O.C., one of the world's largest manufacturers of power supplies).  ...  As a result, in recent years, significant efforts have been made on improving the performance of high-power boost converters.  ... 
doi:10.1109/63.838100 fatcat:q7hufi3gajfipnnvhoepw6tmbq
« Previous Showing results 1 — 15 out of 2,297 results