Abstract: An electric circuit (5) for charging at least one electrical energy storage unit (4) by means of an electrical network, the circuit (5) comprising: an inductive cell (6) configured to interact with an inductive cell of the electrical network to exchange energy by electromagnetic induction, a rectifier (13) disposed downstream from the inductive cell (6) and whereof the positive output terminal (17) and the negative output terminal (20) are each connected to a conductor (18, 21) of a DC bus (19), a capacitor (22) mounted between the two conductors (18, 21) of the DC bus (19), a power stage (25) whereof the positive input terminal (26) and the negative input terminal (27) are respectively connected to one of the conductors (18, 21) of the DC bus (19), and which is configured to adapt the value of the DC voltage between the positive input terminal (26) thereof and the negative input terminal (27) thereof to the electrical energy storage unit (4), the power stage comprising, at most, two voltage converters, and t

Abstract: The invention relates to an engine control valve (1) which comprises a rotatable actuator (7), a valve (5), and a movement transformation device (9) suitable for transforming the rotation of the actuator (7) into translation of the valve (5). The movement transmission device (9) comprises a helical link with uniform pitch for translating the valve (5).

Abstract: A rotary drive system having a voltage source and an electric motor. The motor has a stator with independent phases and a rotor, an inverter designed to connect each phase to the voltage source in order to generate phase currents, and a device for controlling the inverter. The control device includes a unit for determining whether the fundamental frequency of the phase currents is lower than a frequency threshold equal to, at the most, 100 Hz, and a unit for generating a command, configured such that, when the fundamental frequency is determine as being lower than the frequency threshold, the command causes the appearance of a homopolar component in the phase currents.

Abstract: The invention concerns a discharge valve (17) intended to be fitted in a discharge duct of an apparatus designed to be driven by a fluid, in particular a turbocharger driven by the exhaust gases from an engine. The discharge valve (17) comprises a cavity (83) having a first (85), a second (87) and a third aperture (89), each intended to be connected to a respective duct, the discharge valve (17) also comprising first (91) and second (93) means for closing the first (85) and second (87) apertures, respectively, in order to control communication between the ducts.

Abstract: The invention relates to a device for detecting a leakage current, comprising means (124) for measuring a current from an electrical circuit of a vehicle, in particular a motor vehicle, said detection device being configured to be placed on board said vehicle and being such that the measuring means (124) comprise: a magnetic core (128) configured to be passed through by one or a plurality of conductive elements (127) traversed by the current from the electrical circuit, said conductive element(s) (127) forming a primary winding; a secondary winding (130), wound around the core (128), to generate a magnetic flux from a reference current; and an oscillator (132) for generating the reference current though the secondary winding (130), the reference current being configured to saturate said core (128).

Abstract: A device that filters electromagnetic interference includes electrical conductors mounted in parallel. Each conductor includes a first coil positioned between a first and a second end of the respective conductor. Each first coil is coupled magnetically to each other first coil and has the same number of turns as each other first coil. The first and second ends of each of the conductors, respectively, are first and second terminals for the device. The device includes capacitors. Each capacitor is mounted between the second end of a corresponding electrical conductor and a third terminal of the device. The device includes an additional circuit. The additional circuit includes a second coil coupled magnetically with the first coils of the conductors. The additional circuit includes an additional coil. The second coil has a second number of turns.

Abstract: The present invention relates to a method for managing an electric circuit (1) of a motor vehicle, comprising: at least one low-power component (11) requiring a minimum operating voltage, a high-power component (13), a power supply source (3) for the, or at least one, low-power component and for the high-power component, the method comprising the following steps: the voltage drop engendered by the energizing of the high-power component (13) is calculated as a function of the internal resistance of said high-power component, the power of the high-power component (13) is limited so that the residual voltage upon the voltage drop due to the energizing of the high-power component (13) is greater than or equal to the minimum operating voltage of the, at least one, low-power component (11).

Abstract: The invention relates to a female connector for a connecting blade, which connector is produced from a metal blank and comprises: —a connecting bow (2) comprising at least two contact branches (10, 11) facing one another which define a slot into which to insert the connecting blade and which are intended to clamp the connecting blade, —and at least one fixing base intended to rest against a circuit in order to be fixed thereto, characterized in that the two contact branches (10, 11) each comprise a bowed contact end which is connected by a straight joining segment (30, 30?) to a curved “U”-shaped or “C”-shaped web situated at the opposite end from and facing the insertion slot, said contact end having at least a convex surface oriented towards the inside of the insertion slot, and in that one of the two contact branches (10), referred to as the main branch (10), laterally in the region of the corresponding joining segment (30) bears two fixing assemblies each one comprising a fixing base, the two fixing assem

Abstract: The electrical connector (122) comprises: a body (124), a first contact (126) fixed to the body (124) and designed to contact a first electrical conductor (123), a second contact (134) fixed to the body (124) and designed to contact a second electrical conductor (112). The electrical connector (122) also comprises a system (142, 144) attaching the electrical connector (122) to the second electrical conductor (112), the attachment system (142, 144) being separate from the second contact (134).

Abstract: The electrical contact (200) comprises a contact part (212) exhibiting a surface (228, 230) intended to be in contact with the surface of a support, and a clip (202) intended to receive a pin of an electrical component, so that the pin received lies along a main axis parallel to an up/down direction. The clip (202) comprises at least two jaws (204, 206, 208, 210) around the axis A, which are intended to grip the pin laterally, each jaw (204, 206, 208, 210) exhibiting a fixed end and a free end, and the contact surface is formed by at least one flange (228, 230) intended to come to bear on said surface of the support.

Abstract: A production line for producing electronic modules including a printed-circuit board, at least one first-type component, and at least one second-type component, wherein the production line includes a unit for putting the first-type component in place, a general heating unit for melting a solder placed between the at least one first-type component and the circuit, a unit for putting the second-type component in place, and a local heating unit for melting a solder placed between the at least one second-type component and the circuit.

Abstract: The invention relates to a method comprising the switched connection of the phases to a voltage source in such a way as to turn the current vector defined by the phase currents (iu, iv,iw). Said method also comprises, during at least one turn of the current vector, for each of one or more phases: on part of the turn, the disconnection of the phase from the voltage source in order to place the phase in an open circuit and cancel the corresponding phase current (iu, iv,iw), and, on the other part of the revolution, the switched connection of the phase to the voltage source.

Abstract: The present invention concerns an absorption circuit (9) for absorbing a power ripple intended to be connected in parallel to a piece of electrical equipment powered by a power factor correction circuit (1), said absorption circuit (9) being a step down voltage circuit comprising: —a capacitor (19) mounted in series with an inductor (17) and at least one switch (15, 23), —a control module (25), —means (27) for measuring a first current (I3) intended to power said electrical equipment, the switch (15, 23) being controlled by the control module (25) to vary the charging of the capacitor on the basis of the ripple of the first current (I3) in order to attenuate the power ripple, and said circuit further comprising means (28) for measuring the voltage (Vc) at the terminals of the capacitor (19), and the control module (25) being configured to control a second current (Ic) flowing through the capacitor (19) in such a way that the voltage (Vc) at the terminals of the capacitor (19) remains within a predefined inter

Abstract: The subject of the invention is an electronic architecture (10) intended to supply an electric machine for automotive vehicle, the electronic architecture (10) comprising at least: an electronic power unit (100); a thermal dissipator (200) supporting the electronic power unit (100); an electronic control unit (300) configured to control the said electronic power unit (100); a support (400) of the electronic control unit supporting the electronic control unit (300) and arranged between the electronic power unit (100) and the electronic control unit (300); and an electrical connector (500) comprising at least one power trace intended to be connected electrically to at least some electrical elements (phase ?, B+, B?) of the electric machine and/or of an electrical energy source, the electrical connector (500) being arranged between the electronic power unit (100) and the support (400) of the electronic control unit and configured to electrically connect the electronic power unit (100) and/or the electronic co

Abstract: The invention relates to an electrical device (10), notably intended to control an electric machine, comprising: a first zone Ned with an insulating material (A) and comprising a first electronic unit (12) embedded in the insulating material (A); a second zone filed with an insulating material (B) and comprising a second electronic unit (18) embedded in the insulating material (B); and a third zone filled with an insulating material (B) and comprising at least one electrical connection element (22) embedded in the insulating material (B), the at least one electrical connection element (22) connecting the first electronic unit (12) with the second electronic unit (18); in which the first and the second zone are each in contact with the third zone so that the electrical device comprises at least one space extending around the third zone and between the first and the second zone.

Abstract: The invention relates to an engine system (10) comprising a circuit (21) for the recirculation of burnt gases from a heat engine (17) equipped with a turbocharger (13, 19), in which the recirculation circuit (21) comprises am energy recovery turbine (30) receiving high-pressure exhaust gases upstream of the turbocharger.

Abstract: The invention relates to a fluid circulation valve for a motor vehicle, including a valve body (2) having a conduit (3), a flap (5) closing off the conduit (3) fastened on a shaft (4), a rotary control member (21) of the shaft (4), fastened at a proximal end (12) of the shaft (4) and the rotation of which selectively commands the opening and closing of the conduit (3) by the closing flap (5), and a torsional return spring (42) of the control member (21), a stop (76) being provided at one distal end (11) of the shaft (4), opposite the proximal end (12), to keep the closing flap (5) in the axial position in the conduit (3) by cooperation with the valve body (2), against a force of the return spring (42), the stop (76) including a flat washer (102) fastened on the lateral end (11) of the shaft (4).

Abstract: The invention relates to a support of an electronic unit, notably an electronic board, intended to be integrated into a housing to support a first electronic unit (18) and to allow electrical connection between the first electronic unit (18) and a second electronic unit (12) situated opposite, via at least one electrical connection element (22), the said support (20) comprising: an open cavity (28) intended to receive the first electronic unit (18); a hollow column (32) into which the at least one electrical connection element (22) is intended to be inserted, the hollow column (32) extending from the open cavity (28) and being configured to communicate with the open cavity (28) at a first end (34) of the hollow column (32); and a channel (38) comprising an end communicating with the bottom (30) of the open cavity (28) and another end communicating with a lateral wall of the hollow column (32).

Abstract: The invention relates to an electronic power module (10), notably intended to be integrated into a voltage converter, the electronic power module (10) comprising a plane substrate (12) comprising at least one power trace overmoulded at least in part with electrically insulating material, and an upper face intended to receive at least one electronic component (14) so as to be connected electrically to the at least one power trace.

Abstract: System for driving at least one compressor that includes an input able to be connected to a belt secured to a rotary machine, an output able to be connected to the compressor, an epicyclic gear train the annulus gear of which forms a flywheel and the sun gear of which is connected to the output of the system, and a device allowing the configuration of the epicyclic gear train to be modified so that this gear train selectively adopts at least the following configurations: (i) a configuration in which the epicyclic gear train is coupled to the input of the system, (ii) a configuration in which the epicyclic gear train has no internal degree of freedom and in which the epicyclic gear train is uncoupled from the input of the system.