Publications de Christian Rod | EPFL Graph Search

A 3D indicator for guiding AI applications in the energy sector

Christophe Ballif, Christian Rod, Nicolas Würsch, Laure-Emmanuelle Perret Aebi, Alessandro Francesco Aldo Virtuani, Hugo James André Quest, Marine Dominique Cauz, Fabian Heymann

The utilisation of Artificial Intelligence (AI) applications in the energy sector is gaining momentum, with increasingly intensive search for suitable, high-quality and trustworthy solutions that displayed promising results in research. The growing interes ...

2022

Benefits of a Diversified Energy Mix for Islanded Systems

Christophe Ballif, Christian Rod, Lionel Benjamin Bloch, Nicolas Würsch, Laure-Emmanuelle Perret Aebi, Marine Dominique Cauz

Achieving energy self-sufficiency is a major challenge for remote areas, especially islands. Various technologies have recently been developed to exploit renewable resources in such areas in order to reduce dependency on fossil fuels. This work focuses on ...

2020

Contributions au domaine de la commande des entraînements synchrones haute vitesse : étude formelle, interfaces de puissance et modulation par amplitude d'impulsions

Christian Rod

Currently, the different pollutant emissions caused by the use of fossil energies are an increasingly important concern and numerous studies aim at developing technological solutions allowing the progressive replacement of the fossil energies by more susta ...

EPFL2012

Commande d’un moteur synchrone haute vitesse destiné à l’entraînement direct d’un turbocompresseur de pompe à chaleur

Alfred Rufer, Christian Rod

Dans le cadre du développement d’une nouvelle topologie de pompes à chaleur domestiques, un entraînement synchrone haute vitesse est étudié. Cet article présente l’étude de l’électronique de commande permettant le contrôle en vitesse du moteur considéré, e ...

2012

Single Phase Resonant LC Circuit Using a Bank of Self-Switched Capacitors

Alfred Rufer, Daniel Siemaszko, Christian Rod

This paper presents a preliminary work on the feeding of an AC dipole using a resonant circuit with a varying resonant frequency. A single phase LC oscillator containing a variable capacitor is fed by a wide band amplifier or a voltage source inverter. For ...

Institute of Electrical and Electronics Engineers2011

A Comparison Between Two-Commutation-Cell Multichannel and Multilevel Buck-Derived Topologies

Alfred Rufer, Christian Rod

In the frame of the development of a very high speed synchronous drive, a DC/DC converter is studied. In this context, this paper presents the comparison between two two-commutation-cell topologies. A multichannel and a multilevel converter are formally co ...

Ieee2011

A High Speed Synchronous Drive with Very Sensitive Back-emf Based Indirect Sensors

Alfred Rufer, Christian Rod

This paper presents preliminary results in the frame of the development of a very high speed synchronous drive with a rated power of 6 kW at the rated speed of 180 krpm taking place in the context of a university-industry partnership. Due to the very high ...

Ieee2011

Controlled Resonant Circuit with Commutated Capacitors using Self-Switching Power Devices

Alfred Rufer, Daniel Siemaszko, Christian Rod

This paper presents a preliminary work on a resonant circuit, also called AC-dipole. The resonance frequency of the circuit is changed by the mean of a variable capacitor connecting an inductor. For this purpose, a bank of switched capacitors of different ...

Ieee Service Center, 445 Hoes Lane, Po Box 1331, Piscataway, Nj 08855-1331 Usa2009