Results 21 to 30 of about 100,858 (244)

NEW ASYMMETRIC 21-LEVEL INVERTER WITH REDUCED NUMBER OF SWITCHES

open access: yesThe Journal of Engineering Research, 2019
Multilevel inverter plays an important role in the field of modern power electronics and is widely being used for many high voltage and high power industrial and commercial applications.
Thiyagarajan V, Somasundaran P
doaj   +1 more source

Sistem Kontrol Injeksi Arus pada Inverter Berbasis Metode Proportional Integral

open access: yesTeknik, 2020
Saat ini energi terbarukan yang bersumber dari energi hijau terus dikembangkan dan dioptimalkan. Khusus pemanfaatan energi terbarukan dengan keluaran daya DC, maka secara praktis diperlukan sistem  inverter agar bisa digunakan sebagai pengganti sumber ...
Eko Wirahadi Saputra   +2 more
doaj   +1 more source

Transformer-Based Power Conversion System with Synchronous Adjustment of Modulated Inverters [PDF]

open access: yesProblems of the Regional Energetics, 2018
Purpose of this work – dissemination of specialized schemes of space-vector modulation for synchronous adjustment of multi-inverter system with power transformer.
Oleschuk V.
doaj   +1 more source

Performance optimization of photovoltaic induction motor pumping system with Sliding mode control [PDF]

open access: yesEPJ Web of Conferences
The work proposes a sliding mode control strategy, a solution that significantly enhances the performance of a photovoltaic water pumping system. The configuration utilizes a solar PV source with boost converter implementing, a two-level inverter for AC ...
Lehssen Mohamed Yahya Sidi   +3 more
doaj   +1 more source

Enhanced Torque Control of a PMSM Supplied by a Four-Leg Voltage Source Inverter Using the Third Harmonic [PDF]

open access: yes, 2008
This paper investigates an electrical drive composed of a four-leg voltage source inverter and a three-phase starconnected surface permanent magnet synchronous machine with concentrated windings. The inverter fourth leg is clamped to the neutral point of
Johan Gyselinck   +5 more
core   +1 more source

Design Considerations of a Vibration Absorber with Nonlinear Stiffness for Power Electric Units

open access: yesEngineering Proceedings
Power electronic units (PEUs) in electric drivetrains are subjected to vibration loads that may lead to component fatigue through resonance. This research aims to understand the behavior of passive vibration absorbers and to establish a design approach ...
Zoltan Gabor Gazdagh   +6 more
doaj   +1 more source

Development of a boost-inverter converter under electromagnetic compatibility stress equipping a photovoltaic generator

open access: yesElectrical engineering & Electromechanics, 2023
Introduction. Static converters are among the most widely used equipment in several applications, for example, electric power transmission, motor speed variation, photovoltaic panels, which constitute the electronic components.
S. Bechekir   +5 more
doaj   +1 more source

Inverter-fed induction machine dynamics.

open access: yes, 1979
The study includes the analysis and investigation of inverter-fed squirrel cage induction machine drives. The particular drive used was a 120° square wave inverter feeding a Tubular Axle Induction Motor developed for rail traction by British Railways ...
Morris. Lockwood (7686005)
core   +6 more sources

Intelligent Closed-Loop Fluxgate Current Sensor Using Digital Proportional–Integral–Derivative Control with Single-Neuron Pre-Optimization

open access: yesSignals
This paper presents a microcontroller-controlled closed-loop fluxgate current sensor utilizing digital proportional–integral–derivative (PID) control with a single-neuron-based self-pre-optimization algorithm.
Qiankun Song   +3 more
doaj   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

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