Results 71 to 80 of about 631 (184)

A neutral-point potential balance control strategy for three-level inverter based on VSVPWM

open access: yesJournal of Measurement Science and Instrumentation, 2018
The topology of diode neutral-point-clamped(NPC)three-level inverter is prone to neutral-point potential offset.When the sum of three-phase current is zero,the virtual space vector pulse width modulation(VSVPWM)scheme does not cause the neutral-point ...
CHENG Dong-liang   +3 more
doaj  

Untersuchung des Dreipunkt – Neutral Point Clamped – Stromrichters mit Spannungszwischenkreis (3L-NPC-VSC) für Niederspannungswindkraftanwendungen

open access: yes, 2015
Das Ziel der Arbeit war die Untersuchung eines neuartigen Phasenbausteins mit der Topologie des Dreipunkt – Neutral Point Clamped – Stromrichters mit Spannungszwischenkreis (3L-NPC-VSC) für Windkraftanwendungen. Wichtige Anforderungen an den Phasenbaustein und daraus resultierende Herausforderungen, sowie Lösungen für ausgewählte Teilprobleme werden ...
openaire   +1 more source

Layout of Laminated Bus Bar for Diode Neutral Point Clamped Three-level Inverter

open access: yesKongzhi Yu Xinxi Jishu, 2014
Based on the design requirements of low inductance for diode neutral point clamped(NPC) inverter, it analyzed forced commutation operation modes of the inverter’s main circuit, described a layout theory of low inductance laminated bus bar and presented 3
doaj  

An ATP-gated molecular switch orchestrates human mRNA export. [PDF]

open access: yesNature
Hohmann U   +14 more
europepmc   +1 more source

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