Valeo Equipements Electriques Moteur

Valeo Equipments Electriques Moteur

Khadija El Baraka

Svetislav Jugovic

Jérome Legranger

Julien Masfaraud

Denis Even

Pierre Faverolle

Gilles Lebas

Farouk Boudjemai

Michel Fakes

Paul Armiroli

Jean-Marc Dubus

Lilya Bouarroudj

David Margueritte

Christophe Mollier

Virginie Leroy

Cyril Dubuc

Jean-Claude Labrosse

Mamy Rakotovao

Fabien Lebeau

Denis Bodin

Richard Tellier

Frederic Palleschi

Benoit Walme

Ryadh Ben Omrane

Nam-Gook Kim

Vicent Cornet

Julien Mafaraud

Sveltislav Jugovic

Othmane Ouazzani Jamil

Pawel Wolff

Olivier Cambronne

Bartosz Kubala

Jiaqi Chen

Eric Maquinghen

Vincent Cornet

Hervé Ribot

A bearing for a rotating electric machine. The bearing includes a plastic body and at least one electrical conductor fixed to the plastic body in a non-detachable manner.

Interconnections, sensors and control electronics mounted on a plastic bearing of an electric machine

The invention relates mainly to a rotary electrical machine comprising: a rotor (); a device () for measurement of the angular position of the rotor (); a stator () comprising: a body comprising a plurality of notches; a winding () comprising a plurality of phase windings, each having a winding input and a winding output; each phase winding being formed by a plurality of pins () inserted in the notches and forming a chignon (); at least one connector () which connects two pins of a single winding; the connector () extending opposite the measurement element (); the connector () comprising a portion which is situated radially between an outer periphery of the body () and a base of a notch.

Rotary electrical machine which minimizes electromagnetic disturbances sustained by measurement element

A rotary electrical machine comprises a stator and a rotor having an axis of rotation, wherein, on a plane radial to the axis of rotation has a rotor tooth with an arc of a circle. The arc is defined by a centre situated on the axis of symmetry of the tooth, a first point at an intersection between the axis of symmetry and a circle centred on the axis of rotation, and an outer radius. A second point is situated on an axis which passes via the axis of rotation, and forms an angle of 360&#xb0; divided by a number equal to twice the number of magnetic poles. The second point is situated from the axis of rotation an amount equal to the outer radius decreased by an allowance. A ratio between the allowance and the outer radius is between 0.015 and 0.07.

Rotary electrical machine with configuration minimizing torque undulations

The invention relates mainly to a rotary electrical machine comprising a rotor () provided with a body () with an axis (X), the rotor body () comprising a plurality of longitudinal cavities () each designed to receive at least one permanent magnet ();

Rotor of a rotary electrical machine provided with parts for retention of permanent magnets

An interconnection element () for connecting the stator coils of a polyphase rotary electric machine (), including a plurality of conductive layers stacked axially, including the same number of solid base layers (), and additional layers (), each formed by a plurality of ring portions, each one of the ring portions not covering the entire perimeter of the stator, each one of the conductive layers having internal connection tabs () for connecting the coils and external connection tabs () for connecting to connected electrical devices (), the number of base layers and additional layers being equal to the number of phases of the machine to which the interconnection element is added.

Interconnection element for connection of stator coils

A polyphase electric motor () of a motor vehicle which includes a rotor () and a stator () surrounding the rotor and including a plurality of stator windings () around stator teeth () defined by notches () in a stator magnetic mass (). According to the invention, the motor includes a device for determining an angular position () and/or the speed of rotation of the rotor, including a plurality of magnetic field sensors () which are stationary relative to the stator. The sensors are arranged in notches () and comprise large casing surfaces extending in planes that are tangential to the stator magnetic mass, such that the sensors detect only a radial component of the magnetic field inside the stator magnetic mass.

Polyphase electric motor with device for determination of angular position and/or speed of rotation of rotor of the motor

An electronic assembly () for an electrical rotating machine. The electronic assembly comprises a plastic overmoulded casing component () comprising housings () for receiving power modules (), a power-conducting part overmoulded in the casing component and comprising a plurality of ground and phase traces (), assembly openings () for receiving means () for mounting each power module on the casing component, the power modules comprising a conductive support whereon power switches () and signal components () are mounted, the conductive support () comprising a power connector () connected to the power-conducting part of the casing component and at least two phase connectors () connected to the phase traces () of the casing component, and a lower ground plane () suitable for receiving the casing component and for being mounted on a dissipation unit of the electrical rotating machine.

Electronic assembly for a rotary electrical machine for a motor vehicle

A rotor with permanent magnets comprising: a stack of laminations forming the core of the rotor having an axis, housings spaced evenly apart on the circumference of the rotor and located in the core of the rotor, some of which receive at least one element in the form of a permanent magnet held radially and axially inside the housing between an inner axial part of the housing and an outer axial part, the inner axial part of the housing comprising two concave portions and a protruding portion extending axially according to the axis, the protruding portion being radially closer to the inner axial face of the magnet than the two concave portions. Moreover, recesses are provided in the core and positioned between the housings on a trajectory successively linking the protruding portions of consecutive housings.

Rotor with permanent magnets

A transmission assembly for a motor vehicle having a gearbox including a clutch, a clutch-release device, a reversible rotary electric machine provided with a rotor provided with a central opening, and an intermediate shaft between the clutch and the rotor of the electric machine, the shaft supporting the clutch-release device at the front and being inserted in the central opening of the rotor. The transmission assembly includes a dry friction clutch provided with a reaction plate, and comprises, at the front, a damping double flywheel configured such as to be attached to the crankshaft of the heat engine of the vehicle and to form the reaction plate of the dry friction clutch and, at the rear, a torsion damper configured such as to be rotatably connected to the input shaft of the gearbox, the rotor of the electric machine being attached to the torsion damper.

Transmission assembly for a motor vehicle

A device for a motor vehicle transmission assembly, comprising:&#x2014;an electric machine () comprising a rotor () able to rotate about an axis X and a stator (), the rotor () being arranged inside the stator (), separated from the stator () by an annular air gap space (),&#x2014;a clutch () coaxial with the electric machine comprising a reaction plate (), the reaction plate () rotating as one with the rotor () and being positioned an axial distance from said rotor () in order to leave space between the electric machine () and the reaction plate (), the assembly being fitted with a dust ring () positioned axially in the space between the electric machine () and the reaction plate () and extending radially far enough to cover the annular air gap space ().

Device for hybrid vehicle with anti-dust flange between electric machine and reaction plate

Disclosed is the selecting of the optimum characteristics of a magnetic device producing a sinusoidal signal for determination of angular position in a rotary machine. The device includes a multi-polar magnetic ring which is mobile in rotation around an axis, and creates a variable magnetic field according to an angle of rotation. In close proximity to the magnetic ring, a magnetic sensor is placed in this magnetic field, and generates the sinusoidal signal. The air gap between the sensor and ring is constituted by spacing the sensor by a distance E from the magnetic ring on a radial plane. Optimum performance is achieved when a first ratio e/E of a thickness e of the multi-polar magnetic ring in a direction which is radial relative to the air gap E is between 0.4 and 2.3. A second ratio h/e of a height h of the ring, in a direction which is axial relative to the thickness e, is between 1.5 and 8.

Magnetic device for determination of angular position in a multiphase rotary electrical machine

The disclosure relates to a rotating electrical machine (), in particular an alternator or an alternator-starter for a motor vehicle. At least one bearing mount () is provided with at least one opening () opening onto the exterior of the bearing mount. A stator () comprising an electric coil () is provided. This coil includes a plurality of electric conductors, at least one of which includes an end forming an electrical neutral point of the coil. The machine further includes an electrical insulation member () configured to prevent any contact between the bearing mount () and said neutral point-forming conductor end. The insulation member extends at least partially through the opening of the bearing mount and is at least partially outside the bearing mount. The electrical insulation member being furthermore configured to rest at least partially on an outer surface () of the bearing mount.

Rotating electrical machine

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Bussy St Georges, France

Khadija El Baraka