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Yves Perriard

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Related publications (302)

Hybrid FEM-analytical force and torque models of a reaction sphere actuator

This paper presents a hybrid FEM-analytical model for the magnetic flux density, the force and torque of a Reaction Sphere (RS) actuator for satellite attitude control. The RS is a permanent magnet synchronous spherical actuator whose rotor is magnetically ...

IEEE Computer Society2013

Characterization of Magnetic Immunity of an Ironless Inductive Position Sensor

Yves Perriard, Alessandro Danisi, Alessandro Masi

The ironless inductive position sensor is a novel linear position-sensing device that should exhibit immunity to external magnetic fields while simultaneously guaranteeing high-precision measurements in harsh environments. This paper focuses on the charact ...

Ieee-Inst Electrical Electronics Engineers Inc2013

Design optimization of an ironless inductive position sensor for the LHC collimators

Yves Perriard, Alessandro Danisi, Alessandro Masi

The Ironless Inductive Position Sensor (I2PS) is an air-cored displacement sensor which has been conceived to be totally immune to external DC/slowly-varying magnetic fields. It can thus be used as a valid alternative to Linear Variable Differential Transf ...

2013

Analytical Model for Slotless Permanent Magnet Axial Flux Motors

Christian Köchli, Yves Perriard

Permanent magnet axial flux motors are very well adapted to applications requiring a very short active length and a big diameter. They also have been used for micro-motors. Because of their size, these motors require the use of a permanent magnet and their ...

IEEE2013

Haptic Tactile Interface (HTI): Design of the Power Supply Stage

Yves Perriard, Christophe Winter

The driving electronics of an haptic tactile interface (HTI) is presented. The stability of its linear power amplifier under the capacitive load of the HTI piezoelectric actuator is analysed and ensured. As the HTI actuator is a resonant one, a topology to ...

IEEE2013

Design and Optimization of A Blood Pump for A Wearable Artificial Kidney Device

Yves Perriard, Miroslav Markovic, Michaël Rapin

The aim of the European project Nephron+ is the design of a wearable artificial kidney device. This paper is focused on the design of the corresponding ultralow-hemolysis continuous-operation blood pump. Accurate specifications and operating principle of t ...

Ieee-Inst Electrical Electronics Engineers Inc2013

Modelling and Optimal Design of a Ring-type Structure for the Generation of a Traveling Wave

Yves Perriard, Yoan René Cyrille Civet, Dan Shi

Traveling wave generation in a ring type stator has been studied. The basic working principle to create traveling wave has been modelled by the superposition of two orthogonal standing waves. Theoretical analysis shows that the length to radius ratio affec ...

2013

Optimisation of an Inductive Power Transfer Structure

Yves Perriard, Christophe Winter, Christophe Bruno Auvigne, Romain David Besuchet, Yoan René Cyrille Civet, Dan Shi

2013

Design of a Miniature Short-Stroke Constant-Force Linear Actuator

Yves Perriard, Romain David Besuchet

This paper presents the modelling, design and testing of a short-stroke linear actuator to be embedded in a battery-powered positioning device. The particularity of this small (1 cm3) electromagnetic actuator is that it has to provide a constant force alon ...

Trans Tech Publications Ltd.2013

Real-time 3D thermal modeling of a magnetically levitated planar actuator

Yves Perriard

A transient thermal model used to monitor the temperature distribution in real-time in a long-stroke moving-magnet planar actuator is presented. The temperature distribution in the stator coils of the planar actuator depends on the trajectory of the levita ...

Pergamon-Elsevier Science Ltd2013

Design of a resonant power inverter for a piezoelectric actuator

Yves Perriard, Christophe Winter, Christophe Bruno Auvigne

2012

First pulse technique for brushless DC motor standstill position detection based on iron B-H hysteresis

Yves Perriard, Miroslav Markovic, Omar Scaglione

This paper introduces a promising technique, called the first-pulse technique, for detecting the rotor position of a brushless DC motor at standstill. The technique is based on the B-H hysteresis characteristics of the stator iron. Depending on the rotor p ...

Institute of Electrical and Electronics Engineers2012

Système de conversion d'énergie

Paolo Germano, Yves Perriard, Christophe Bruno Auvigne

The system (20) has a switching unit (T1) adapted for switching reversibly between two configurations. A capacitor is connected in series between a secondary winding (9) and a connection terminal (A) in one of the configurations. Another capacitor is conne ...

2012

Self-sensing of linear short-stroke actuators for multi-finger haptic interfaces using induced high frequency oscillations

Yves Perriard, Grégory Savioz

With the aim of providing a new touch sensation to the user, the design of innovative multi-finger haptic devices passes through the research for efficient and low-cost methods for position sensing. This paper thus addresses a novel self-sensing method for ...

IEEE2012

Electromagnetic Model of an Ironless Inductive Position Sensor

Yves Perriard, Alessandro Danisi, Alessandro Masi

An ironless position sensor is a novel sensing structure which exhibits intrinsic immunity to external magnetic fields, since it is characterized by air-cored supply and sensing windings. This new solution may be of significant interest for applications wh ...

IEEE2012

Control of Long Stator Linear Motors - Application to Multi Mobile System

Yves Perriard

2011

An Analytical Solution for the Torque and Power of a Solid-Rotor Induction Motor

Yves Perriard, Miroslav Markovic

An analytical solution for the torque and power of a solid-rotor two-pole three-phase slotless induction motor is presented. The field excitation is a current layer placed at the stator interior surface. The solution is based on an analytical solution of t ...

IEEE2011

Real-time 3D Thermal Modeling of a Magnetically Levitated Planar Actuator

Yves Perriard

2011

Kalman Filter to Measure Position and Speed of a Linear Actuator

Yves Perriard, Joël Maridor, Miroslav Markovic

This paper presents a method to dynamically filter the position and the speed of a linear actuator during its closing. A previous paper presented position detection without external sensor but, by simply deriving it, the corresponding speed was not usable ...

IEEE2011

Development of a Hybrid MEMS BLDC Micromotor

Christian Köchli, Yves Perriard, Sebastiano Merzaghi

This paper addresses the design of a new hybrid microelectromechanical systems (MEMS) micromotor. It is a small three-phase axial flux brushless dc (BLDC) motor. The stator is developed following the almost-standard CMOS technology rules used for MEMS manu ...

Institute of Electrical and Electronics Engineers2011

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