Results 11 to 20 of about 7,572,768 (296)
Quasi-Z-source Inverter with Coupled Inductor [PDF]
2019 IEEE Conference on Power Electronics and Renewable Energy (CPERE), 2019 A novel quasi-Z-source inverter with Coupled Inductor technique is proposed in this paper. The boost ability of the proposed topology is enhanced compared to classic Z-source/quasi-Z-source topologies. The proposed topology provides a common mode ground with dc source, continuous input current, reduced voltage and current stress on active and passive ...
Zhengyu Zhao +3 more
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Two Inputs Five-Level Quasi-Z-Source Inverter [PDF]
Journal of Operation and Automation in Power Engineering, 2016 This paper combines quasi-Z-source into a typical five-level inverter, which includes two dc voltage sources, two quasi-Z-sources and five switching devices.
A. Baghbany Oskouei +2 more
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An DPWM for Active DC-Link Type Quasi-Z-Source Inverter to Reduce Component Voltage Rating
Energies, 2022 The conventional DC-link type quasi-Z-source inverter has been known as a buck–boost inverter with a low component voltage rating. This paper proposes an active DC-link type quasi-Z-source inverter by adding one active switch and one diode to the ...
Duc-Tri Do, Vinh-Thanh Tran, Khai Nguyen
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Quasi Z-source NPC inverter for PV application [PDF]
2017 IEEE PES PowerAfrica, 2017 تعرض هذه الورقة مبادئ التشغيل واستراتيجية تعديل متجهات الفضاء المعدلة لمحول ثلاثي الأطوار شبه محايد المصدر من نقطة Z مثبت للتطبيقات الشمسية الكهروضوئية. تجمع هذه الطوبولوجيا بين مزايا المحولات ذات النقطة المحايدة المثبتة وشبه Z. وتشمل هذه المزايا تحويل الطاقة المعزز أحادي المرحلة، وتيار الإدخال المستمر، وإجهاد الجهد المنخفض للمفاتيح.
Francis Boafo Effah +3 more
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Lossless Dynamic Models of the Quasi-Z-Source Converter Family
Electrical, Control and Communication Engineering, 2011 This paper is devoted to the quasi-Z-source (qZS) converter family. Recently, the qZS-converters have attracted attention because of their specific properties of voltage boost and buck functions with a single switching stage, which could be especially ...
Dmitri Vinnikov +2 more
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Research on Cascaded Three-phase quasi-Z Source Inverter
Kongzhi Yu Xinxi Jishu, 2017 It presented a LVC-qZSI(line voltage cascaded quasi-Z source inverter) which uses a multiplexed inverter topology cascaded by line voltage and its module unit is composesd by two modules: quasi-Z source network and three-phase inverter.
ZHANG Weiwei
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Modulation and control of transformerless boosting inverters for three-phase photovoltaic systems: comprehensive analysis [PDF]
Scientific ReportsThis paper examines the performance of three power converter configurations for three-phase transformerless photovoltaic systems. This first configuration consists of a two-stage DC–DC–AC converter comprised of a DC–DC boost chopper and a three-phase ...
Mostafa Wageh Lotfy +4 more
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World Electric Vehicle Journal, 2020 Power electronics play a fundamental role for electric transportation, renewable energy conversion and many other industrial applications. They have the ability to help achieve high efficiency and performance in power systems.
Daouda Mande +2 more
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A model predictive control strategy based on energy storage grid‐connected quasi‐z‐source inverters
IET Generation, Transmission & Distribution, 2022 The battery energy stored quasi‐Z‐source (BES‐qZS) based photovoltaic (PV) power generation system combines advantages of the qZS inverter and the battery energy storage (BES) system.
Lixiong Li +3 more
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Energy Reports, 2022 As a new type of topology inverter, the isolated quasi-Z-source inverter is suitable for photovoltaic power generation systems because of its high efficiency in power conversion, high boost ratio and electrical isolation.
Yan Chen +4 more
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