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Yves Perriard

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Related publications (302)

Extension of the Local Observability down to Zero Speed of BLDC Motor State-Space Models Using Iron B-H Local Hysteresis

Yves Perriard, Miroslav Markovic, Omar Scaglione

2011

Modeling of the air film pressure for a haptic touch actuator

Yves Perriard, Christophe Winter

In the scope of haptic touch feedback actuators, we discuss the phenomenon of creating the haptic experience by squeezing the air film between the user finger and the actuator. The focus is given in the modeling of the squeeze film effect. An existing anal ...

Ieee2011

Analytical and experimental investigation on the force and torque of a reaction sphere for satellite attitude control

Yves Perriard, Leopoldo Rossini

2011

Miniature Short-Stroke Linear Actuator

Yves Perriard, Grégory Savioz

This Article Addresses the Design and optimization of a small-sized linear electrodynamic actuator, to be inserted below a computer key so as to provide a force feedback to the user. The importance given to the sense of feeling has been growing in differen ...

2011

Slotless Permanent-Magnet Machines: General Analytical Magnetic Field Calculation

Yves Perriard, Pierre-Daniel Pfister

This paper presents a general analytical model for predicting the magnetic field of slotless permanent-magnet machines. The model takes into account the effect of eddy currents in conductive regions and notably in conductive permanent magnets without negle ...

Institute of Electrical and Electronics Engineers2011

Design of a Semi-Implantable Hearing Device for Direct Acoustic Cochlear Stimulation

Hans Bernhard, Yves Perriard

A new hearing therapy based on direct acoustic cochlear stimulation was developed for the treatment of severe to profound mixed hearing loss. The device efficacy was validated in an initial clinical trial with four patients. This semi-implantable investiga ...

Institute of Electrical and Electronics Engineers2011

Skin and Proximity Effects for Coreless Transformers

Paolo Germano, Yves Perriard, Pascal Meyer

2011

Contactless Energy Transfer System for Computer Peripherals

Paolo Germano, Yves Perriard, Pascal Meyer

A contactless energy transfer system to supply computer peripherals is under development. It consists of an array of primary coils that are integrated in a table and secondary coils placed under the peripherals. For an everyday use, it is unthinkable to su ...

Ieee2011

Towards multi-fingered haptic devices: a computer keyboard with adjustable force feedback

Yves Perriard, Miroslav Markovic, Grégory Savioz

2011

An open-loop control strategy of a reaction sphere for satellite attitude control

Yves Perriard, Leopoldo Rossini

2011

Conception and optimization of a piezoelectric linear motor for the generation of high linear forces

Yves Perriard, Miroslav Markovic, Nicolas Ferrier

2011

Analytical Determination of the Phase Inductances of a Brushless DC Motor With Faulhaber Winding

Yves Perriard, Patrick Ragot, Miroslav Markovic

This paper presents a method to analytically model the self and mutual phase inductances of a brushless dc motor with a Faulhaber winding. The method of images is used to “remove” the motor iron parts in the model in order to analyze the winding completely ...

Institute of Electrical and Electronics Engineers2010

Very High Speed Slotless Permanent Magnet Motors: Analytical Modeling, Optimization, Design and Torque Measurement Methods

Yves Perriard, Pierre-Daniel Pfister

This paper presents a very-high-speed (VHS) slotless permanent-magnet motor design procedure using an analytical model. The model is used to design the optimal prototype (target: 200 kr/min, 2 kW). The multiphysics analytical model allows a quick optimizat ...

Institute of Electrical and Electronics Engineers2010

Towards Self-sensed Drives in Linear Haptic Systems

Yves Perriard, Grégory Savioz

Within the framework of a project consisting in developing a novel haptic computer keyboard, force and position control is required for each key. The previous project phase consisted in the design and optimization of a miniature actuator which is to be ins ...

2009

Transient Dynamics of Long Stator Linear Motors

Basile Kawkabani, Yves Perriard, Jean-Jacques Simond, Christophe Espanet

2009

Optimization design of a linear actuator using a genetic algorithm

Yves Perriard, Joël Maridor, Miroslav Markovic

This paper presents a method to optimize two linear actuator configurations. The method is stochastic and combines a genetic algorithm (GA) and FEM (finite element method) model generated with the commercial software FEMM. The optimization is performed in ...

2009

Development of a Hybrid MEMS BLDC Micromotor

Christian Köchli, Yves Perriard, Sebastiano Merzaghi

This paper addresses the design of a new hybrid MEMS micromotor. It is a small 3-phases axial flux BLDC motor. The stator is realized following the almost CMOS technology rules used for MEMS manufacture and the coils have two copper layers. The rotor is ma ...

2009

Eddy current power losses in a toroidal laminated core with rectangular cross section

Yves Perriard, Miroslav Markovic

The paper presents a completely analytical solution for the magnetic field, the induced eddy currents and corresponding losses in a toroidal laminated core with a rectangular cross section. The diffusion equation is analytically solved using a separation o ...

2009

A Miniature Short Stroke Actuator and its Position Control for a Haptic Key

Yves Perriard, Grégory Savioz

This paper addresses the design and optimization of a small-sized linear electrodynamic actuator. This actuator is aimed to be inserted under a computer key in order to produce a force feedback to the user. Replacing the current rubber dome supporting the ...

2009

Optimization design of a segmented Halbach permanent magnet motor using an analytical model

Yves Perriard, Miroslav Markovic

We present an optimization design of a slotless permanent-magnet brushless dc motor (400 W, 6000 rpm), with two-segment Halbach arrays. The optimization is based on a motor analytical model which is obtained by solving the magnetic scalar potential using t ...

Institute of Electrical and Electronics Engineers2009

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