Results 1 to 10 of about 914 (189)

Quasi‐Z‐source inverter with switched‐coupled‐capacitors

IET Power Electronics
This paper presents an improved switched‐inductor quasi‐Z‐source inverter with a higher boost factor than similar inverters, which integrates a switched‐capacitor and a three‐winding switched‐coupled inductor into a conventional quasi Z‐source inverter ...
Mohammad Hosein Babaei, Asghar Taheri, Jamal Abbasi Bolaghi, Masoumeh Gholami   +3 more
doaj   +2 more sources

A Switched Quasi-Z-Source Inverter with Continuous Input Currents [PDF]

Energies, 2020
Impedance source converters as single-stage power conversion alternatives can boost and regulate the output voltages of renewable energy sources. Nevertheless, they, also known as Z-source inverters (ZSIs), still suffer from limited voltage gains and ...
Jing Yuan, Yongheng Yang, Frede Blaabjerg   +2 more
doaj   +2 more sources

Seamless control for single‐phase high gain quasi‐switched impedance source multilevel inverter for distributed generation application

IET Power Electronics, 2021
The single‐stage buck‐boost multilevel inverters are getting more attention even in low‐voltage and low power distributed generation applications due to high reliability with shoot‐through invulnerability. But the inherent boosting ability of most of the
Ajaykumar Thummalagunta, Nita R. Patne, Kodandaram N   +2 more
doaj   +1 more source

Multiple-Loop Control Design for a Single-Stage PV-Fed Grid-Tied Differential Boost Inverter

Applied Sciences, 2020
This paper focuses on the control design of a differential boost inverter when used in single-stage grid-tied PV systems. The inverter performs both Maximum Power Point Tracking (MPPT) at the DC side and Power Factor Correction at the AC side.
Abdelali El Aroudi, Reham Haroun, Mohamed Al-Numay, Meng Huang   +3 more
doaj   +1 more source

A new quasi‐Z‐source switched‐boost four‐switch three‐phase inverter with independent shoot‐through and non‐shoot‐through modulation indexes

IET Power Electronics, 2021
Four‐switch three‐phase inverters (FSTPI) are the cost‐optimised version of two‐level voltage source inverters (TL‐VSI), promoted for low‐power/low‐voltage machine drive systems.
Mohammad Babaee Vandishi, Alireza Lahooti Eshkevari, Ahmad Salemnia, Ali Mosallanejad   +3 more
doaj   +1 more source

High Step-up Coupled Inductor Inverters Based on qSBIs

Energies, 2019
In this paper, two types of high step-up coupled inductor inverters based on qSBIs (quasi- switched boost inverters) are proposed. By applying the coupled inductor to the qSBIs, the voltage gain of the proposed inverter is regulated by turn ratio and ...
Hongchen Liu, Xi Su, Junxiong Wang
doaj   +1 more source

Switched-Inductor Extended-Boost Quasi-Z-Source Inverter

IEEE Access
This paper introduces two novel impedance source inverter topologies for switched-inductor extended-boost quasi-Z-source inverters: diode-assisted and capacitor-assisted switched-inductor extended-boost quasi-Z-source inverters.
Abhishek Paikray, Dezi Shrivastav, Sisir Kumar Nayak   +2 more
doaj   +1 more source

Large‐Area 2D Metasurface‐Based Triboelectric E‐Skin Arrays: Contact & Proximity Tactile Mapping with Broadband Acoustic Readouts

Advanced Materials, EarlyView.
Metasurface‐engineered NC‐TENG arrays integrate tactile pressure mapping, non‐contact gesture sensing, and acoustic signal readouts in one ultrathin module, and outperforms pristine PDMS in terms of electrical output and real‐time spatial mapping for next‐gen wearables.
Injamamul Arief, Swagato Sarkar, Anik Kumar Ghosh, Osvalds Verners, Kamal Kumar Meena, Su‐Hyeong Lee, Soosang Chae, Tobias A. F. König, Beate Krause, Andreas Fery, Mehmet Sait Özer, Anindya Nag, Amit Das   +12 more
wiley   +1 more source

Hybrid PV-Wind, Micro-Grid Development Using Quasi-Z-Source Inverter Modeling and Control—Experimental Investigation

Energies, 2018
This research work deals with the modeling and control of a hybrid photovoltaic (PV)-Wind micro-grid using Quasi Z-source inverter (QZsi). This inverter has major benefits as it provides better buck/boost characteristics, can regulate the phase angle ...
Neeraj Priyadarshi, Sanjeevikumar Padmanaban, Dan M. Ionel, Lucian Mihet-Popa, Farooque Azam   +4 more
doaj   +1 more source

Transducers Across Scales and Frequencies: A System‐Level Framework for Multiphysics Integration and Co‐Design

Advanced Materials Technologies, EarlyView.
Transducers convert physical signals into electrical and optical representations, yet each mechanism is bounded by intrinsic trade‐offs across bandwidth, sensitivity, speed, and energy. This review maps transduction mechanisms across physical scale and frequency, showing how heterogeneous integration and multiphysics co‐design transform isolated ...
Aolei Xu, Mengyao Xiao, Zhouli Sui, Yinpeng Wang, Daoye Zheng, Yuxin Liu, Luwei Wang, Huajun Liu, Chengkuo Lee   +8 more
wiley   +1 more source