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An Improved switched-inductor quasi-Z-source inverter
2013 1st International Future Energy Electronics Conference (IFEEC), 2013This paper has presented an improved switched-inductor quasi-Z-source inverter (SL-qZSI). Compared with the classic SL-qZSI, the boost ability of proposed topology is significantly strengthened. The operation principle of the proposed topology is analyzed in detail.
Kai Deng +4 more
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Three switch quasi Z-source series resonant inverter
2014 International Conference on Control, Instrumentation, Communication and Computational Technologies (ICCICCT), 2014This paper proposed new topology of quasi Z-source series resonant inverter by using three switches. The main advantages of new three switch quasi Z-source series resonant inverter is simple control strategies, widely varying input voltages, obtain a sine wave output voltage in high frequency.
J. Saravanan, P. Manikandan
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An improved Quasi-Z source inverter control system
2020 IEEE 4th Information Technology, Networking, Electronic and Automation Control Conference (ITNEC), 2020This paper briefly describes the topology of a quasi-Z source inverter. According to the application of the actual situation, an improved PWM technology is proposed in this paper, and a brief analysis of the improved PWM technology is made. In this paper, the traditional maximum boost SPWM control technology is improved, combined with the three-phase ...
Wenyu Yi, Xiju Zong, Yiming Liu
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Single-phase quasi-Z-source AC/AC converter
INTELEC 2009 - 31st International Telecommunications Energy Conference, 2009This paper proposes a novel single-phase quasi-Z-source AC/AC converter (qZSAC). Compared to traditional single-phase Z-source AC/AC converter, the proposed qZSAC has following features: the input voltage and output voltage is sharing the same ground; the operation is in continuous current mode (CCM).
Minh-Khai Nguyen +3 more
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Enhanced quasi-Z-source inverter
International Conference on Mechanisms and Robotics (ICMAR 2022), 2022Junguo Zhu +3 more
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Grid connected quasi-Z-Source direct matrix converter
IECON 2013 - 39th Annual Conference of the IEEE Industrial Electronics Society, 2013This paper proposes a new three-phase ac-ac converter topology based on the Z-source concept and the conventional direct matrix converter (DMC), it is called quasi-Z-Source direct matrix converter (QZSDMC). It could provide buck-boost function and make the role of frequency changer.
Omar Ellabban, Haitham Abu-Rub
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A novel quasi‐Z‐source indirect matrix converter
International Journal of Circuit Theory and Applications, 2013SummaryA new type of three‐phase quasi‐Z‐source indirect matrix converter (QZS‐IMC) is proposed in this paper. It uses a unique impedance network for achieving voltage‐boost capability and making the input current in continuous conduction mode (CCM) to eliminate the input filter.
Shuo Liu +5 more
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Quasi-Z source H6 photovoltaic inverter
2021 China Automation Congress (CAC), 2021Fang Xupeng, Lu Ying, Wang Pu
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Hybrid Quasi-Z-source DC-DC Boost Converter
2018 IEEE 8th Power India International Conference (PIICON), 2018A high voltage gain hybrid quasi-Z-source dc-dc converter (HQZSC) with combination of switched inductor and switched capacitor is proposed. It provides higher voltage gain at low duty ratio, reduced voltage stress across all the components in comparison with traditional impedance source based dc-dc converters.
Punit Kumar, Mummadi Veerachary
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Dual Active-Switched-Capacitor Quasi-Z-Source Inverter
2019 IEEE Conference on Energy Conversion (CENCON), 2019This paper proposed a new qZSI topology called dual active-switched-capacitor qZSI (DASC-qZSI). This new proposed topology offers high voltage gain and boost factor value by using less components. In this paper, the proposed topology will be analyzed and compared with previous high boost qZSI topology.
Misbahul Munir +7 more
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