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Dažnio keitiklio tyrimas

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Dažnio keitiklio tyrimas.pdf (592.9Kb)
Date
2008
Author
Rudinskij, Viktor
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Abstract
Šiame baigiamajame darbe išnagrinėti dažnio keitiklių ypatumai ir naudojimo sritys, padaryta juose naudojamų valdymo būdų apžvalga. Išanalizuoti impulsų pločio moduliacijos realizavimo metodai, apžvelgti skaliarinio ir vektorinio valdymo metodų principai, aptartos puslaidininkinių komutavimo elementų ir valdymo sistemų tobulinimo perspektyvos. Išnagrinėtas valdymo sistemų, naudojamų dažnio keitikliuose, veikimo principas. Tiriamojoje dalyje sudaryta ir aprašyta mechatroninės sistemos dažnio keitiklis – asinchroninis variklis modelio programa. Naudojant programinį modeliavimo paketą „Scilab“ gautos charakteristikos. Baigiamojo darbo pabaigoje pateiktos išvados ir pasiūlymai.
 
In this work there were analyzed the peculiarities of frequency converters and their application field: there was fulfilled the survey of their management methods. Besides, there were analyzed the methods of the modulation of impulses‘width as well as there surveyed the principles of the methods of scalar and vectorial control; there were discussed the perfection perspectives of the elements of semiconductors‘ commutation as well as management systems. Also, there was inspected operating principle of the management systems used in frequency converters. The part of research made and described program of mechatronic system frequency converter – induction motor model. Using „Scilab“ software package characteristics were gained. Concluding part presents inferences and suggestions.
 
Issue date (year)
2008
URI
https://etalpykla.vilniustech.lt/handle/123456789/108716
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