Results 51 to 60 of about 495,795 (215)

Implementation of Three Phase-Discontinuous Space Vector Modulation Using Single DSC-PWM Module

open access: yes, 2013
The paper presents an implementation of a discontinuous space vector modulation of three phase inverter. The modulation is implemented in a DSC (Digital Signal Controller) using only one PWM module.
Michal Prazenica   +3 more
core   +1 more source

Asymmetrical Six-Phase Space Vector Pwm Scheme

open access: yesMokslas: Lietuvos Ateitis, 2014
Multiphase electric motors have smaller torque pulsations and are more reliable that their three-phase alternatives. However, standard electricity grids around the world are three-phase, so power inverter is needed to drive multiphase motors. Inverter is
Tadas Lipinskis
doaj   +1 more source

New Vector-Space Embeddings for Recommender Systems

open access: yesApplied Sciences, 2021
In this work, we propose a novel recommender system model based on a technology commonly used in natural language processing called word vector embedding.
Sandra Rizkallah   +2 more
doaj   +1 more source

Tame algebras: (on algorithms for solving vector space problems, II)

open access: yes, 1980
Ringel CM. Tame algebras: (on algorithms for solving vector space problems, II). In: Dlab V, Gabriel P, eds. Representation Theory I: Proceedings of the Workshop on the Present Trends in Representation Theory, Ottawa, Carleton University, August 13-18 ...
Dlab, Vlastimil   +2 more
core   +1 more source

Partitions of vector spaces [PDF]

open access: yesProceedings of the American Mathematical Society, 1990
The following question is answered: If the real line is partitioned into countable sets, is there a Hamel basis that picks at most one element from each member of the partition?
openaire   +1 more source

On the Vector in Homogeneous Spaces [PDF]

open access: yesNagoya Mathematical Journal, 1953
The main purpose of this paper is to investigate the parallelism of vectors in homogeneous spaces. The definition of a vector and the condition for spaces under which a covariant differential of a vector is also a vector were given by E. Cartan [4] in a very intuitive way. Here I formulate this in a stricter way by his method of moving frame. Even if a
openaire   +3 more sources

Bit-stream-based space vector modulators

open access: yes, 2012
Bit-stream-based control, which uses one bit wide signals to control power electronics applications, is a new approach for controller design in power electronic systems. This study presents a novel family of three-phase space vector modulators, which are
Vilathgamuwa, D. Mahinda   +3 more
core   +1 more source

Generalized space vector controls for MLZSI

open access: yesAin Shams Engineering Journal, 2015
This paper proposes two advanced algorithms for multilevel Z-source inverter (MLZSI), which employ space vector control (SVC) as control algorithm of cascaded H-bridge multilevel Z-source inverter; where output voltage is achieved by summing the output ...
Aida Baghbany Oskouei   +1 more
doaj   +1 more source

A Bit-Stream based space vector modulator

open access: yes, 2010
Bit-Stream based control, which uses one bit wide signals to control power electronics applications, is a new approach for controller design in power electronic systems. Bit-Stream signals are inherently high frequency in nature, and as such some form of
Vilathgamuwa, D. Mahinda   +3 more
core   +1 more source

Model of current space vector control

open access: yesMokslas: Lietuvos Ateitis, 2010
Space vector control Simulink model is developed and investigated. Physical phenomena occurring in AC motor during mentioned control usage and results are discussed. Short circuit mode is investigated.
Robertas Janickas
doaj   +1 more source

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