Results 71 to 80 of about 1,908 (192)

A CFOA-Based Voltage-Mode Multifunction Biquadratic Filter and a Quadrature Oscillator Using the CFOA-Based Biquadratic Filter

open access: yesApplied Sciences, 2019
This paper proposes a new high-input impedance current feedback operational amplifier (CFOA)- based voltage-mode multifunction biquadratic filter and a voltage-mode quadrature oscillator using the proposed high-input impedance CFOA-based biquadratic ...
San-Fu Wang   +3 more
doaj   +1 more source

Open-ended evolution to discover analogue circuits for beyond conventional applications [PDF]

open access: yes, 2012
Analogue circuits synthesised by means of open-ended evolutionary algorithms often have unconventional designs. However, these circuits are typically highly compact, and the general nature of the evolutionary search methodology allows such designs to be ...
Kalganova, TG
core   +1 more source

Amélioration du fonctionnement des systèmes photovoltaïques suite aux brusques variations des conditions météorologiques et de la charge

open access: yesRevue des Énergies Renouvelables, 2008
Dans ce papier, nous analysons la conception et le fonctionnement dans l’environnement Orcad-Pspice d’un système photovoltaïque adapté par une commande MPPT analogique. Nous proposons l’amélioration du fonctionnement d’un système photovoltaïque suite aux
T. Mrabti   +4 more
doaj  

COMPUTER AIDED DESIGN AND IMPLEMENTATION OF CONVERTER CIRCUITS APPLIED FOR PHOTOVOLTAIC SYSTEM

open access: yesJournal of Engineering
This research intents to design and laboratory implementation of a power electronic converter, which is useful for home applications, industrial, communications, street light and water pumping using solar cell source.
Z. M. Kubba   +2 more
doaj   +1 more source

A Versatile Model of Nonlinear Electrodynamic Loudspeaker Co-Operating with the Amplifier Designed by Way of Advanced Software

open access: yesArchives of Acoustics, 2014
Sound processing with loudspeaker driving depends critically on high quality electroacoustic transducers together with their relevant amplifiers. In this paper, the nonlinear effects of electrodynamic loudspeakers are investigated as regard the influence
Mehran ERZA   +6 more
doaj   +1 more source

EHEA Adaptation of the Exercises of Electricity and Electronics at the University of A Coruña Using a Design Based on Competences [PDF]

open access: yes, 2010
[Summary] The adaptation to the European Higher Education Area (EHEA) of the subject of Electricity and Electronics at the Escuela Técnica Superior de Náutica y Máquinas of the University of A Coruña requires important modifications not only in the ...
Castro-Castro, Paula-María   +3 more
core   +1 more source

Reliable SPICE Simulations of Memristors, Memcapacitors and Meminductors [PDF]

open access: yes, 2013
Memory circuit elements, namely memristive, memcapacitive and meminductive systems, are gaining considerable attention due to their ubiquity and use in diverse areas of science and technology. Their modeling within the most widely used environment, SPICE,
Biolek, Dalibor   +2 more
core   +2 more sources

Радіовимірювальний перетворювач температури [PDF]

open access: yes, 2010
У статті представлено й описано радіовимірювальний перетворювач температури на основі транзисторної структури з від'ємним опором, виконано комп’ютерний експеримент роботи схеми пристрою, визначено функцію перетворення й функцію чутливості ...
Барабан, С. В.   +2 more
core  

Dynamic model of synchronous machine with magnetic equivalent circuit [PDF]

open access: yes, 2011
Práca popisuje tvorbu dynamického modelu synchrónneho generátora, s použitím náhradného magnetického ekvivalentného obvodu. Konštrukcia modelu vychádza zo znalosti geometrických rozmerov, magnetizačnej charakteristiky použitých materiálov a fyzického ...
Svetlík, Martin
core  

Design of tunable second order frequency filter in CMOS technology [PDF]

open access: yes, 2016
Tato diplomová práce se zabývá návrhem laditelného kmitočtového filtru druhého řádu v technologii CMOS. Práce sestává z návrhu transkonduktoru a jeho využití pro laditelný filtr v topologii gm-C. Návrh i všechny simulace byly provedeny v programu Cadence
Hrdina, Robin
core  

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