Controlling the Dirac point voltage of graphene by mechanically bending the ferroelectric gate of a graphene field effect transistor
Sign Up to like & getrecommendations! Published in 2019 at "Materials Horizons"
DOI: 10.1039/c8mh01499j
Abstract: The linear shift in VDirac of a flexible GFET, caused by the flexoelectric effect of a PLZT gate, makes it enormously useful for both tuning the graphene doping state and detecting bending curvature. read more here.
Keywords: graphene; voltage graphene; point voltage; dirac point ... See more keywords
An Advanced Modulation Technique Featuring Neutral Point Voltage Ripple Suppression of Three-Level Converters in High-Speed Drives
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Access"
DOI: 10.1109/access.2021.3122922
Abstract: This paper introduces an advanced space vector modulation technique for three-level neutral-point-clamped (3L-NPC) converters. The studied 3L-NPC converters within aircraft electric starter generator (ESG) systems normally operate at high modulation index, low pulse ratio and… read more here.
Keywords: modulation; voltage ripple; point voltage; point ... See more keywords
Neutral Point Voltage Ripple Suppression for a Three-Phase Four-Wire Inverter With an Independently Controlled Neutral Module
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2016.2632678
Abstract: An independently controlled neutral module (ICNM) can be adopted in a three-phase four-wire inverter to form the neutral line and provide the path for zero-sequence current when the loads are unbalanced. The original control objective… read more here.
Keywords: neutral point; point voltage; three phase;
A Modified Neutral Point Balancing Space Vector Modulation for Three-Level Neutral Point Clamped Converters in High-Speed Drives
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2018.2835372
Abstract: This paper describes a high-performance neutral point voltage balancing technique for a neutral point clamped (NPC) converter. Conventional neutral point voltage balancing methods do not function well under low power factor, low pulse ratio, and… read more here.
Keywords: neutral point; modulation; point; point voltage ... See more keywords
A Generalized Design Framework for Neutral Point Voltage Balance of Three-Phase Vienna Rectifiers
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Power Electronics"
DOI: 10.1109/tpel.2018.2890715
Abstract: This paper proposes a generalized design framework for three-phase Vienna rectifiers to handle the neutral point voltage balance issue. On the basis of the design framework, it is convenient to construct various neutral point voltage… read more here.
Keywords: neutral point; design framework; voltage; voltage balance ... See more keywords
Compensation-Voltage-Injection-Based Neutral-Point Voltage Fluctuation Suppression Method for NPC Converters
Sign Up to like & getrecommendations! Published in 2023 at "Energies"
DOI: 10.3390/en16114409
Abstract: Three-level neutral-point clamped (NPC) inverters are widely used in the new energy power generation, motor drive, and many other occasions. However, the neutral-point voltage imbalance of an NPC inverter will affect the output of the… read more here.
Keywords: compensation voltage; voltage; method; point voltage ... See more keywords