Results 81 to 90 of about 320,129 (302)

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

Quasi-Z-Source Three-Phase Voltage Source Inverter with Virtual Space Vector Modulation to Increase the Voltage Gain and for the Reduction of Common Mode Voltage

open access: yesPower Electronics and Drives
A quasi-Z-source network is used to boost the DC bus voltage of a voltage source two-level H-bridge inverter to increase the voltage gain. With the increase in the DC bus voltage, the common mode voltage (CMV) also increases.
Nanda Debalina   +2 more
doaj   +1 more source

Voltage Space of Five-Phase Voltage-Source Inverters

open access: yes2025 Energy Conversion Congress & Expo Europe (ECCE Europe)
Multiphase systems offer several advantages over their three-phase counterparts, such as torque enhancement, fault-tolerant operation, etc. In five-phase systems, the inverter output voltage can be increased using the third harmonic, which produces the voltage vector in the x − y plane with additional torque and the zero-sequence, torque-non-producing ...
Jan Laksar, Tomáš Komrska
openaire   +1 more source

Online Estimation of the Rotor Flux Linkage and Voltage-Source Inverter Nonlinearity in Permanent Magnet Synchronous Machine Drives

open access: yesIEEE transactions on power electronics, 2014
This paper proposes a method for online estimating the rotor flux linkage and voltage-source inverter (VSI) nonlinearity of permanent magnet synchronous machine (PMSM) drives.
Kan Liu, Z. Zhu
semanticscholar   +1 more source

Printed Integrated Logic Circuits Based on Chitosan‐Gated Organic Transistors for Future Edible Systems

open access: yesAdvanced Functional Materials, EarlyView.
Edible electronics needs integrated logic circuits for computation and control. This work presents a potentially edible printed chitosan‐gated transistor with a design optimized for integration in circuits. Its implementation in integrated logic gates and circuits operating at low voltage (0.7 V) is demonstrated, as well as the compatibility with an ...
Giulia Coco   +8 more
wiley   +1 more source

Analytical Modeling of Current Harmonic Components in PMSM Drive With Voltage-Source Inverter by SVPWM Technique

open access: yesIEEE transactions on energy conversion, 2014
The sideband current harmonic components would inhere in permanent-magnet (PM) synchronous machine systems driven by a voltage-source inverter with space vector pulsewidth modulation (SVPWM).
W. Liang   +4 more
semanticscholar   +1 more source

Composites of Shellac and Silver Nanowires as Flexible, Biobased, and Corrosion‐Resistant Transparent Conductive Electrodes

open access: yesAdvanced Functional Materials, EarlyView.
Shellac, a centuries‐old natural resin, is reimagined as a green material for flexible electronics. When combined with silver nanowires, shellac films deliver transparency, conductivity, and stability against humidity. These results position shellac as a sustainable alternative to synthetic polymers for transparent conductors in next‐generation ...
Rahaf Nafez Hussein   +4 more
wiley   +1 more source

Research on Cascaded Three-phase quasi-Z Source Inverter

open access: yesKongzhi 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
doaj  

Three-Phase Six-Level Multilevel Voltage Source Inverter: Modeling and Experimental Validation. [PDF]

open access: yesMicromachines (Basel), 2021
Meraj ST   +8 more
europepmc   +1 more source

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