Browsing by Subject "Electric machines"
Now showing items 1-20 of 32
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A comparative study of Quasi-FEA technique on iron losses prediction for permanent magnet synchronous machines
(2018-01-01)
Article
Open AccessThe paper presents an advanced quasi-FEA technique on the iron losses prediction using Bertotti’s iron loss separation models, in which a curve fitting is taken into account for coefficients calculation of each model. ... -
A sliding mode control for a wound rotor synchronous generator with an isolated RL load
(IEEE Press. Institute of Electrical and Electronics Engineers, 2010)
Conference lecture
Open AccessIn this paper a sliding mode controller for the stator voltage amplitude of a stand-alone wound rotor synchronous generator is presented. The standard dq-model of the electrical machine connected to an isolated inductive ... -
Adaptació de les màquines elèctriques de tall de ceràmica a la normativa de exposició a substàncies perilloses en el lloc de treball SER - GSW TGG-8u
(Universitat Politècnica de Catalunya, 2017-07-10)
Bachelor thesis
Restricted access - confidentiality agreement
Covenantee: TNO -
Behavior of the three-phase induction motor with spiral sheet rotor
(2009-03)
Article
Open AccessImprovements in torque at low currents using a rotor with spiral sheets are analyzed. Several rotors and stators have been built combining different constructive and mechanical characteristics of the related elements: ... -
Calculo de máquinas eléctricas por elementos finitos
(Universitat Politècnica de Catalunya, 2015-05-19)
Bachelor thesis
Open Access -
Constrained-size torque maximization in SynRM machines by means of genetic algorithms
(2015)
Conference report
Restricted access - publisher's policySynchronous Reluctance Motors have always been an alternative to more mainstream machines such as the Permanent Magnet Synchronous Motor, but until recently they have not found their right place in industrial applications. ... -
Control of a Stand-Alone Wound Rotor Synchronous Generator: Two Sliding Mode Approaches via Regulation of the d-Voltage Component
(2011-05-16)
Article
Open AccessIn this brief two sliding mode control alternatives to regulate the stator voltage amplitude for a stand alone wound rotor synchronous generator are presented. Both controllers use the stator voltage -component error ... -
Design of high-speed PM synchronous motor—thermal and mechanical analyzes study for aerospace retraction wheel motor application
(2016-04)
Article
Open Access -
Estudi dels efectes de l’alimentació en les prestacions de les màquines elèctriques.
(Universitat Politècnica de Catalunya, 2019-07-01)
Bachelor thesis
Open AccessL’objectiu del projecte es l’estudi de com es modifiquen les característiques de funcionament de les màquines elèctriques quan en modifiquem l’alimentació, en concret degut a: desequilibris en la tensió, sots de tensió, ... -
Evaluation of multiclass novelty detection algorithms for electric machine monitoring
(Institute of Electrical and Electronics Engineers (IEEE), 2019)
Conference report
Restricted access - publisher's policyThe detection of unexpected events represents, currently, one of the most critical challenges dealing with electromechanical system diagnosis. In this regard, machine learning based algorithms widely applied in other fields ... -
Experimental determination of magnetic characteristics of electrical machines
(2000)
Conference lecture
Restricted access - publisher's policyA test equipment for determination of magnetic characteristics of different kinds of electrical machines is presented. Experimental determination of magnetic characteristics of electrical machines should be understood, ... -
Fre per màquines de 1,5KW amb perfil de parell variable
(Universitat Politècnica de Catalunya, 2011-02-11)
Master thesis (pre-Bologna period)
Restricted access - author's decisionAquest projecte tracta del frenat de màquines de 1.5 KW amb perfil de parell variable. S’han estudiat els possibles mètodes per dur a terme aquesta acció, valorant els avantatges i inconvenients de cadascun d’ells. Explicarem ... -
General analysis of the three-phase asynchronous motor with spiral sheet rotor: operation, parameters and characteristic values
(2010-06-10)
Article
Open AccessThe objectives of this article arise through the investigation of a motor with a high starting torque although with limited intensities, weak intensity variations depending on the load, controlled losses in no-load ... -
Grid synchronization of renewable generation systems using synchronous power controllers
(2017)
Conference report
Restricted access - publisher's policyThe increasing penetration of renewable energy sources in power systems has increased the amount of generating units employing power electronics as their grid interface, instead of synchronous generators. Their different ... -
Guia de disseny i disseny d’una màquina síncrona d’imants permanents de flux axial (AFPMSM)
(Universitat Politècnica de Catalunya, 2013-03)
Master thesis (pre-Bologna period)
Open AccessEl disseny de màquines elèctriques és una ciència amb molta historia. Amb el desenvolupament de les lleis de l’electromagnetisme, durant la segona meitat del segle XIX es varen començar a desenvolupar els primers prototips ... -
Hybrid reluctance machines with U-shaped electromagnets and permanent magnets
(2015)
Conference report
Open AccessElectric machines; Motor; Generator; Hybrid reluctance machines; Electronic power converters -
Hybrid reluctance machines with U-shaped electromagnets and permanent magnets
(2015-03-01)
Article
Open AccessThis paper is about hybrid reluctance machines, in which the stator or fixed part has a combination of U-shaped electromagnets with permanents magnets placedbetween their arms while the moving part is simply a structure ... -
Induction motor with spiral sheet rotor
(2009)
Conference lecture
Open Accessmprovements in torque at low currents using a rotor with spiral sheets are analyzed. Several rotors and stators have been built combining different constructive and mechanical characteristics of the related elements : ... -
Influència dels materials magnètics en diverses màquines elèctriques rotatives
(Universitat Politècnica de Catalunya, 2005-11)
Master thesis (pre-Bologna period)
Restricted access - author's decisionEl fenomen del magnetisme ha anat agafant protagonisme en el camp de les màquines elèctriques, ja que els materials magnètics aporten bones qualitats al seu funcionament. L’objectiu d’aquest treball és analitzar el ... -
Load identification of different Halbach-array topologies on permanent magnet synchronous generators using the coupled field-circuit FE methodology
(2018-01-01)
Article
Open AccessIn this paper, the influence of gap consideration on load identification under various Halbach-array-based topologies (HABOs) is investigated while the system is on-duty. The load characteristics of a radial flux generator ...
