Results 21 to 30 of about 734,333 (301)

An educational tool to assist the design process of switched reluctance machines [PDF]

open access: yes, 2016
The design of electric machines is a hot topic in the syllabuses of several undergraduate and graduate courses. With the development of hybrid and electrical vehicles, this subject is gaining more popularity, especially in electrical engineering ...
García Espinosa, Antonio   +2 more
core   +2 more sources

Performance optimization in switched reluctance motor drives [PDF]

open access: yes, 2011
In this paper, switched reluctance motors (SRM) are proposed as an alternative for electric power assisted steering (EPAS) applications. A prototype machine has been developed as very attractive design for a steering electric motor, both from a cost ...
García García, Alfonso   +4 more
core   +2 more sources

Convection Heat Transfer and Flow Calculations Suitable for Electric Machines Thermal Models [PDF]

open access: yes, 2008
This paper deals with the formulations used to predict convection cooling and flow in electric machines. Empirical dimensionless analysis formulations are used to calculate convection heat transfer.
Cavagnino, Andrea, Staton, D.A.
core   +1 more source

Microscopic resolution broadband dielectric spectroscopy [PDF]

open access: yes, 2011
Results are presented for a non-contact measurement system capable of micron level spatial resolution. It utilises the novel electric potential sensor (EPS) technology, invented at Sussex, to image the electric field above a simple composite dielectric ...
Aydin A   +8 more
core   +1 more source

Influences of Microwave Irradiation on the Physicomechanical Properties and Cerchar Abrasivity Index of Rocks

open access: yesGeofluids, 2023
The research is aimed at exploring the influences of microwave irradiation on the physicomechanical properties and Cerchar abrasivity index (CAI) of rocks.
Gaoming Lu   +5 more
doaj   +1 more source

Stochastically driven single level quantum dot: a nano-scale finite-time thermodynamic machine and its various operational modes [PDF]

open access: yes, 2012
We describe a single-level quantum dot in contact with two leads as a nanoscale finite-time thermodynamic machine. The dot is driven by an external stochastic force that switches its energy between two values.
Christian Van den Broeck   +4 more
core   +2 more sources

Multi-objective particle swarm optimization algorithm for multi-step electric load forecasting [PDF]

open access: yes, 2020
As energy saving becomes more and more popular, electric load forecasting has played a more and more crucial role in power management systems in the last few years.
Chen, Yanhua   +3 more
core   +1 more source

ORGANIZATION OF STUDENTS’ INDEPENDENT WORK IN THE CONDITIONS OF CREATIVE-TECHNOLOGICAL APPROACH REALIZATION

open access: yesВестник Тамбовского университета. Серия: Гуманитарные науки, 2017
It is devoted to the problems of organizing independent work of students in connection with the transition to new educational standards and the introduction of a competence approach the basic definitions of the concept of “independent work” are examined,
L. L. Sorokina
doaj   +1 more source

Modelling of Bidirectional Three-Phase Four-Wire Three-Level NPC MLC under Single-Loop Current Sensorless Control

open access: yesEnergies, 2023
Single-loop current sensorless control allows for abolishing of the instantaneous current measurement in the control system using only a single control loop with voltage feedback to stabilise the DC-bus voltage.
Alexander Suzdalenko   +3 more
doaj   +1 more source

Vectorial formalism for analysis and design of polyphase synchronous machines [PDF]

open access: yes, 2003
A vectorial formalism for analysis and design of polyphase synchronous machines without reluctance and saturation effects is described. We prove the equivalence of such a machine with a set of magnetically independent machines, which are electrically and
BOUSCAYROL, Alain   +2 more
core   +5 more sources

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