Abstract: The invention relates to a module configured to reduce or eliminate NVH problems and electrical equipment provided with the module. Electrical equipment includes a housing; the housing includes a cover panel, a peripheral wall, and a chamber defined by the peripheral wall and the cover panel; a part of the cover panel is fastened to upper edges of the peripheral wall; and the electrical equipment further includes at least one support element which is installed inside the chamber at a distance from the peripheral wall, and is configured to support the cover panel.

Abstract: The invention pertains to an electrical connection bar configured to electrically connect a first electrical equipment and a second electrical equipment, notably in a vehicle, the electrical connection bar comprising an electrical connection module configured so as to supply the first electrical equipment with an electrical energy controlled by the second electrical equipment. The electrical connection bar further comprises a transmission module configured to transmit into the second electrical equipment an electrical signal representative of a physical property of the first electrical equipment, the transmission module being integrated with the electrical connection module.

Abstract: The present invention concerns a method for checking the setting of an angular position sensor of a rotor of a drive system of a vehicle, said drive system comprising a physical angular position sensor intended to measure the angular position of the rotor relative to a stator of a rotating electric machine of the drive system, such as an electric machine of an electric or hybrid drive system, said method comprising, during an initialisation phase of the drive system, the electric machine not rotating: estimating the angular position of the rotor by means of a method injecting a high-frequency current or voltage signal; measuring the angular position of the rotor, by the physical angular position sensor; calculating the difference between the estimated angular position of the rotor and the measured angular position of the rotor; detecting an anomaly in the setting of the physical angular position sensor if said difference is greater than a predefined threshold.

Abstract: The invention relates to a module configured to reduce or eliminate NVH problems and electrical equipment provided with the module. Electrical equipment includes a housing; the housing includes a cover panel, a peripheral wall, and a chamber defined by the peripheral wall and the cover panel; a part of the cover panel is fastened to upper edges of the peripheral wall; and the electrical equipment further includes at least one support element which is installed inside the chamber at a distance from the peripheral wall, and is configured to support the cover panel.

Abstract: The invention concerns a method for charging an electrical energy storage unit, in particular installed in a vehicle, from a continuous charging terminal, using a DC/DC voltage converter to adapt the voltage between said continuous charging terminal and said electrical energy storage unit, said DC/DC voltage converter comprising at least two interleaved cells operating out of phase, each cell having respective switches; said method comprising control of the switches of said DC/DC voltage converter by pulse width modulation with a duty cycle to adapt the voltage between said continuous charging terminal and the electrical energy storage unit, said duty cycle having a given value ?v that is substantially constant over several interleaving cycles.

Abstract: The present invention pertains to an electrical system, in particular designed to be installed on board an electric or hybrid vehicle, whereby said electrical system includes an AC-to-DC converter that includes a rectifier and a DC-to-DC converter, an isolated DC-to-DC converter connected to a high voltage battery, and whereby said electrical system is configured, in a first operating mode, to be connected to an external alternating electricity grid to charge the high voltage battery. Furthermore, the first interface terminals of the DC-to-DC converter are connected to a low voltage battery, whereby said electrical system is configured so that, in a second operating mode, when the electrical system is disconnected from the external alternating electricity grid, said DC-to-DC converter supplies an initial voltage from the high voltage battery to power the low voltage battery.

Abstract: The invention pertains to an electrical connection bar configured to electrically connect a first electrical equipment and a second electrical equipment, notably in a vehicle, the electrical connection bar comprising an electrical connection module configured so as to supply the first electrical equipment with an electrical energy controlled by the second electrical equipment. The electrical connection bar further comprises a transmission module configured to transmit into the second electrical equipment an electrical signal representative of a physical property of the first electrical equipment, the transmission module being integrated with the electrical connection module.

Abstract: The present invention pertains to an electrical system, in particular designed to be installed on board an electric or hybrid vehicle, whereby said electrical system includes an AC-to-DC converter that includes a rectifier and a DC-to-DC converter, an isolated DC-to-DC converter connected to a high voltage battery, and whereby said electrical system is configured, in a first operating mode, to be connected to an external alternating electricity grid to charge the high voltage battery. Furthermore, the first interface terminals of the DC-to-DC converter are connected to a low voltage battery, whereby said electrical system is configured so that, in a second operating mode, when the electrical system is disconnected from the external alternating electricity grid, said DC-to-DC converter supplies an initial voltage from the high voltage battery to power the low voltage battery.

Abstract: The invention concerns a method for charging an electrical energy storage unit, in particular installed in a vehicle, from a continuous charging terminal, using a DC/DC voltage converter to adapt the voltage between said continuous charging terminal and said electrical energy storage unit, said DC/DC voltage converter comprising at least two interleaved cells operating out of phase, each cell having respective switches; said method comprising control of the switches of said DC/DC voltage converter by pulse width modulation with a duty cycle to adapt the voltage between said continuous charging terminal and the electrical energy storage unit, said duty cycle having a given value ?v that is substantially constant over several interleaving cycles.

Abstract: The battery charger comprises: two output terminals (BS1, BS2) between which a battery (102) is designed to be connected; two input terminals (BE1, BE2) designed to be connected to an electrical network (110); two inductors (L.A, L.C) respectively connected to the first input terminal (BE1) and to the second input terminal (BE2); two switching arms (BA, BC) for respectively connecting the inductors (LA, LC) selectively to the first output terminal (BS1) and to the second output terminal (BS2); a control device (120) designed for controlling the switching arms (BA, BC) so as to draw from the electrical network (110) a mains current (iR) in phase with the mains voltage (uR). The battery charger further comprises: a smoothing capacitor (C) connected to the second output terminal (BS2); and a connection device (112) for connecting the smoothing capacitor (C) to the second input terminal (BE2). The control device (120) is further designed to control at least the second switching arm (B.sub.

Abstract: The battery charger comprises: two output terminals (BS1, BS2) between which a battery (102) is designed to be connected; two input terminals (BE1, BE2) designed to be connected to an electrical network (110); two inductors (LA, LC) respectively connected to the first input terminal (BE1) and to the second input terminal (BE2); two switching arms (BA, BC) for respectively connecting the inductors (LA, LC) selectively to the first output terminal (BS1) and to the second output terminal (BS2); a control device (120) designed for controlling the switching arms (BA, BC) so as to draw from the electrical network (110) a mains current (iR) in phase with the mains voltage (uR). The battery charger further comprises: a smoothing capacitor (C) connected to the second output terminal (BS2); and a connection device (112) for connecting the smoothing capacitor (C) to the second input terminal (BE2).

Abstract: An exemplary embodiment relates to a measuring device for measuring a current flowing in a first cable. The measuring device includes a measuring shunt in the form of a plate connected in series with the first cable and associated with a measuring electronic card connected to a data transmission cable. The measuring shunt further includes a measuring portion of resistive alloy coupled to connection portions on either side of the measuring portion. The connection portions are integrally formed with the measuring portion, and the first cable is secured to at least one of the connection portions of the measuring shunt.

Abstract: An exemplary embodiment relates to a measuring device for measuring a current flowing in a first cable. The measuring device includes a measuring shunt in the form of a plate connected in series with the first cable and associated with a measuring electronic card connected to a data transmission cable. The measuring shunt further includes a measuring portion of resistive alloy coupled to connection portions on either side of the measuring portion. The connection portions are integrally formed with the measuring portion, and the first cable is secured to at least one of the connection portions of the measuring shunt.

Abstract: An exemplary embodiment relates to a measuring device for measuring a current flowing in a first cable. The measuring device includes a measuring shunt in the form of a plate connected in series with the first cable and associated with a measuring electronic card connected to a data transmission cable. The measuring shunt further includes a measuring portion of resistive alloy coupled to connection portions on either side of the measuring portion. The connection portions are integrally formed with the measuring portion, and the first cable is secured to at least one of the connection portions of the measuring shunt.

Abstract: An exemplary embodiment relates to a measuring device for measuring a current flowing in a first cable. The measuring device includes a measuring shunt in the form of a plate connected in series with the first cable and associated with a measuring electronic card connected to a data transmission cable. The measuring shunt further includes a measuring portion of resistive alloy coupled to connection portions on either side of the measuring portion. The connection portions are integrally formed with the measuring portion, and the first cable is secured to at least one of the connection portions of the measuring shunt.

Abstract: A DC/DC voltage converter between a high-voltage electrical network and a low-voltage electrical network comprises a plurality of cells connected in parallel. Each cell comprises a chopper DC/DC converter and a single protection transistor connected in a high-voltage portion of the converter thereby enabling any of the cells to be taken out of service independently of the other cells while minimizing power consumption in normal operation.

Abstract: A DC/DC voltage converter between a high-voltage electrical network and a low-voltage electrical network comprises a plurality of cells (100, 200, . . . , 600) connected in parallel. Each cell (100, 200, . . . , 600) comprises a chopper DC/DC converter and a single protection transistor (13, 23, . . . , 63) preferably connected in a high-voltage portion of the converter and enabling said cells to be taken out of service independently of the other cells while minimizing power consumption in normal operation.