Viesturs Bražis
Riga Technical University
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Publication
Featured researches published by Viesturs Bražis.
Scientific Journal of Riga Technical University. Power and Electrical Engineering | 2009
Uldis Antonovičs; Viesturs Bražis; Jānis Greivulis
The Mechanical Transient Process at Asynchronous Motor Oscillating Mode The research object is squirrel-cage asynchronous motor connected to single-phase sinusoidal. There are shown, that by connecting to the stator windings a certain sequence of half-period positive and negative voltage, a motor rotor is rotated, but three times slower than in the three-phase mode. Changing the connecting sequence of positive and negative half-period voltage to stator windings, motor can work in various oscillating modes. It is tested experimentally. The mechanical transient processes had been researched in rotation and oscillating modes.
publication.editionName | 2007
Viesturs Bražis; Leonards Latkovskis
The 1st Virtual Multidisciplinary Conference QUAESTI | 2013
Kaspars Kroičs; Viesturs Bražis
Archive | 2010
Leonards Latkovskis; Viesturs Bražis; Linards Grigāns
publication.editionName | 2017
Ģirts Staņa; Viesturs Bražis
publication.editionName | 2015
Kaspars Kroičs; Uģis Sirmelis; Linards Grigāns; Viesturs Bražis
publication.editionName | 2014
Kaspars Kroičs; Uģis Sirmelis; Viesturs Bražis
publication.editionName | 2014
Kaspars Kroičs; Viesturs Bražis
The 2nd International Virtual Conference on Advanced Scientific Results | 2014
Kaspars Kroičs; Uģis Sirmelis; Viesturs Bražis
12th International Scientific Conference „Engineering for Rural Development” | 2013
Genadijs Zaļeskis; Leonards Latkovskis; Viesturs Bražis