Schneider Toshiba Inverter Europe Sas

Valeo Equipements Electriques Moteur

Mge Ups Systems

Schneider Electric Industries Sas

Valeo Systemes De Controle Moteur

Valeo Electrification

Philippe Baudesson

Philippe Le Moigne

Sebastien Carcouet

Michaël Chemin

Jean-Noel Fiorina

Michel Fakes

Patrick Lebrasseur

Hocine Boulharts

Petar Grbovic

Fabien Guerin

Manuel Falguier

Alexis Hosni

Yannick Le-Meitour

Philippe Loizelet

Philippe Delarue

Patrick Bartholomeus

Xavier Cimetiere

Arnaud Videt

Stefan Capitaneanu

Marc Ranier

Didier Leonard

Cyrille Corniglion

Nicolas Allali

Daniel Benchetrite

Antonio Almeida

Romain Henneguet

Ludovic Bodin

Philippe LeMoigne

Laurent Caves

Mathieu Bertrand

Jean Noel Fiorina

François Bouvet

Michel Arpilliere

Nadir Idir

Alain Thimon

Sylvain Decoster

Antoine Richert

Mehdi Banasse

Amine Bencheikh

Amaury Rouet

Mathilde Ouattara-Brigaudet

Guibet Guibet

François Gruson

Le Moigne Philippe Philippe

The present invention concerns a protective cover () designed to cover power, filtering and control modules of an electronic assembly for a rotating electric machine for a motor vehicle. Said protective cover () is characterised in that it comprises:&#x2014;openings () designed to generate different cooling air streams (F, F, F, F) for heat dissipation requirements of each of the power, control and filtering modules;&#x2014;the openings of the protective cover () being distributed into: a first set of openings () designed to be positioned facing the fins of a first heat sink coupled to the power module; a second set of openings () designed to be positioned facing the control module; the two sets of openings () being separated by a barrier wall () so as to create a first radial cooling air stream (F) for said power module and a second radial cooling air stream (F) for said control module; and a third set of openings () designed to be positioned facing the fins of a second heat sink coupled to condensers of the filtering module so as to create a third radial cooling air stream (F) for said filtering module.

Protective cover for a rotating electric machine for a motor vehicle

The present invention relates to an electronic assembly () for a rotary electric machine () for a motor vehicle. Said electronic assembly is characterized by comprising: blocks () of electronic components, the blocks having different heat dissipation needs, the blocks being: a power block (), a filter block (), a control block (), and a device (') for cooling said blocks (); said cooling device (&#x2032;) comprising: a protective cover () suitable for covering the power, filter and control blocks (), said protective cover comprising openings () suitable for generating cooling air flows which differ according to the heat dissipation needs of each of the power (), control () and filter () blocks; and cooling elements () coupled with said protective cover ().

Electronic assembly for a rotary electric machine for a motor vehicle

An electricity supply system having double power-storage devices which is suitable for implementation in an electric or hybrid motor vehicle. The supply system is intended for being connected to a power network of the vehicle. The supply system is of the type that includes a first power-storage device, having a first specific energy, a first specific power and a first operating voltage (Ue), and a second power-storage device, having a second specific energy that is lower than the first specific energy, a second specific power that is higher than the first specific power and a second operating voltage (Up) that is higher than the first operating voltage (Ue). The first and second power-storage devices are electrically coupled by a bidirectional DC-DC converter controlled in accordance with the operating states of the vehicle. The DC-DC converter includes a floating capacitor connected in series between the first and second power-storage devices.

Electricity supply system having double power-storage devices of a hybrid or electric motor vehicle

The invention relates to a variable speed drive comprising a direct-current power bus having a positive line () and a negative line (), and an inverter module () supplied by the direct-current bus in order to supply a variable voltage to an electric load (M). The drive comprises an energy-recovery device () comprising a first direct-current/direct-current converter (), the output stage of the first converter () being connected in series to the positive line of the direct-current bus, a second direct-current/direct-current converter (), the input stage of the second converter () being connected between the positive line and the negative line of the direct-current bus, and an electric energy storage module (Cs) connected in parallel with the input stage of the first converter () and with the output stage of the second converter ().

Energy-recovery device in a variable speed drive

A variable-frequency drive that includes a DC power supply bus with a positive line and a negative line, and an inverter module powered by the DC bus for supplying a variable voltage to an electric load. The inverter includes a first DC/DC converter including output terminals connected in series on the positive line of the DC bus, a second DC/DC converter including input terminals connected between the positive line and the negative line of the DC bus, a filtering capacitor connected in parallel to the input terminals of the first converter and to the first output terminals of the second converter, and an electric power storage module connected in parallel to the second output terminals of the second converter.

Energy recovery device in a variable-frequency drive

The invention relates to a speed controller comprising:

Speed controller including a device for protection against overcurrents and overvoltages

Device for protecting a speed controller against overcurrent

The voltage surge protection device comprises at least one input designed to be connected to an electric power supply system, at least one output designed to be connected to an electric circuit to be protected, and voltage surge limiting means connected between the inputs and outputs to protect said electric circuit against voltage surges able to be applied on the inputs. The voltage surge limiting means comprise bidirectional series electronic limiting means comprising at least two inputs/outputs connected in series with at least one of said inputs, and which are turned on when a low voltage drop occurs when a circulating current is lower than a current limiting value, and limiting said circulating current by increasing a voltage drop between said inputs/outputs.

Voltage surge protection device and electronic circuit comprising one such a device

The control device of an electric power converter comprises a control circuit controlling turn-on of power semi-conductor arms. The control circuit comprises a module for determining possible turn-offs of an arm, and a module for selecting turn-offs enabling double switching from among the possible turn-offs. Selection of turn-offs enabling an arm of said converter to be turned off according to the turn-offs enabling double switching in other arms. The electric converter comprises one such control device. The method comprises determination of turn-offs enabling double switching from among the possible turn-offs, and selection of turn-offs to turn an arm of said converter off according to the turn-offs enabling double switching.

Device and method for controlling an electric power converter

A device controlling a JFET power electronic switch of normally ON type, including a main gate control circuit powered by a main power source for driving the gate of the JFET switch, a protection switching device that is switchable between two states, an auxiliary circuit controlling the switching device, and an auxiliary power source whose positive terminal is connected to the source of the JFET switch and whose negative terminal is connected to the gate of the JFET switch, bypassing the gate control circuit in one of the two positions of the switching device. The switching device can be an electromagnetic or electronic switch.

Device for controlling a power electronic switch and speed controller comprising same

The present invention relates to a parameterization method for a converter () of the speed controller type, the said converter () being connected to an electrical load () by means of an electrical cable () comprising at least two conductors, the method consisting in:

Parameterization method for a converter and converter implementing the method

The control device of an electric power converter comprises a control device controlling turn-on of semi-conductor legs. The converter comprises DC voltage supply lines, an inverter connected between said lines and outputs. The control device comprises a processing unit to supply modulation signals of control signals of said inverter legs. The control device comprises a module for determining a general control component. The module for determining detects a detection signal representative of a highest current signal in absolute value. The detection signal is used to select a modulation signal on which an over-modulation is applied via the general control component. In the method, the detection signal is used to determine a general control component.

The control device of an electric power converter comprises a control device controlling turn-on of semi-conductor legs. The converter comprises DC voltage power supply lines on three levels with two filtering capacitors. The control device supplies modulation signals of control signals of said legs. The control device comprises a regulating circuit to regulate the voltage variation of intermediate voltage via a general control component. The general control component is determined according to modulation signals, to signals representative of DC voltage and to signals representative of currents to take part in regulation of the intermediate voltage. The method processes voltage variation regulation via the general control component.

Device and method for controlling electric power converter

An electric power converter with a control device that comprises a processing unit receives control signals and sends modulated signals to inverter stages of the electric power converter. The control device also controls a common stage of the electronic power converter, which is connected between power lines and a common neutral connection. The signals to the common stage are outputted based on inputs from a modulation signal and a reference voltage signal.

Electric power converter device with control means and process and converting power

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La Boissiere, France

Philippe Baudesson