Concept

Electric locomotive

Related publications (109)

Vieillissement et fiabilité des parcs de poteaux bois des réseaux de lignes aériennes

The reliability of new overhead electric and telecommunication lines depends principally on the quality of their support structures. These structures are generally made of wood, metal or concrete. The complexity of a natural substance such as wood requires ...

EPFL2004

Double-fed asynchronous motor-generator equipped with a 3-level VSI cascade

André Hodder

In a concern for sustainable development, the rational use of electrical energy implies having transportation networks capable of transmitting large quantities of electrical energy over long distances as well as adequate storage plants. This double require ...

EPFL2004

Power-Electronic Interface for a Supercapacitor-Based Energy-Storage Substation in DC-Transportation Networks

Alfred Rufer, Philippe Barrade

A Power-electronic interface for supercapacitive-storage based substation in DC-transportation networks is proposed, which allows to feed as a current-source in any voltage conditions of the line. The system has been designed as a compensation- substation ...

2004

A Supercapacitor-Based Energy-Storage Substation for Voltage-Compensation in Weak Transportation Networks

Alfred Rufer, Philippe Barrade

A supercapacitive-storage-based substation for the compensation of resistive voltage drops in transportation networks is proposed. It allows to feed as a current source in any voltage conditions of the line. The system has been designed as a compensation s ...

2004

Simulation of Transient Phenomena in Francis Turbine Power Plants : Hydroelectric Interaction

François Avellan, Jean-Jacques Simond, Christophe Nicolet, Philippe Allenbach, Alain Sapin, Sonia Kvicinsky

Models of hydraulic components based on impedance method have been implemented in a software called “SIMSEN”. This tool allows the simultaneous solution of the electrical, hydraulic, mechanic and control equations ensuring a proper interaction between the ...

2003

Dielectric and piezoelectric properties of relaxor Pb(Sc1/2Nb1/2)O-3 thin films

Nava Setter, Dragan Damjanovic, Kyle Brinkman

Pure perovskite Pb(Sc1/2Nb1/2)O-3 thin films without pyrochlore phase were prepared by the sol-gel method on TiO2/Pt/TiO2/SiO2/Si substrates. Films exhibited (111) preferred orientation and columnar microstructure. Diffuse phase transitions with permittivi ...

2003

Contribution à l'optimisation des entraînements électriques

Cédric Paroz

The choice of the drive composition is an obligatory stage in designing a product including electric drives. The large variety of the elements composing the electric drive (electronics, driving and kinematic chain) leads to a quasi-unlimited number of poss ...

EPFL2003

Power-Electronic Interface for a Supercapacitor-Based Energy-Storage Substation in DC-Transportation Networks

Alfred Rufer

2003

A Supercapacitor-Based Energy-Storage Substation for Voltage-Compensation in Weak Transportation Networks

Alfred Rufer, Philippe Barrade

A supercapacitivite-storage based substation or the compensation of resistive voltage-drops in transportation networks is proposed. It allows to feed as a current-source in any voltage conditions of the line. The system has been desgned as a compensation-s ...

2003

Electromechanical modeling of unidirectional CFRP composites under tensile loading condition

William Curtin

The present paper addresses the correlation between mechanical damage and the change in electrical resistance of CFRP under tensile loading. A linear relation between the strain and the electrical resistance of single carbon fibers was obtained experimenta ...

2002

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