Abstract: A device includes an air curtain generator including air curtain diffusor able to diffuse at least one air curtain along a plane, in at least first and second different diffusion directions. The air curtain generating device includes a control unit able to control the diffusion of the at least one air curtain in one and/or the other of the first and second diffusion directions.

Abstract: An electric energy converter for converting a first energy into a second energy comprises two first terminals for the first energy, at least one second terminal for the second electric energy, P switching arms, each including two switching half-arms connected in series between the two first terminals and connected to one another at a midpoint that is connected to a respective second terminal. Each half-arm including N switching half-branches connected in parallel, N?2, each switching half-branch including a switch. This converter further comprises 2×P control modules, each control module being configured to control the switches of a respective half-arm, each control module including an output terminal for each respective switch, each output terminal being configured to deliver a control signal for said respective switch.

Abstract: When an event prevents a train from moving along a route in a nominal direction, this method makes it possible to cause it to circulate in an opposite direction by: selecting (120) an origin zone and an output signal; drawing (130) a pseudo-route on the successive zones between the origin zone and the output signal; opening (140) the pseudo-route by associating a sub-route with each zone, corresponding to the reservation of said zone for said train; informing (150) the train that it must circulate in the opposite direction; determining (160) a movement authorization for the train from sub-routes that are open and a list of obstacles that is updated regularly; sending (180) the movement authorization to the train, the determination (160) and transmission (170) steps being iterated until the train crosses the output signal.

Abstract: The cooling device (12) according to the disclosure includes a case (20), designed to be arranged on a roof (16) of the vehicle, said case (20) comprising two side walls (22) and one upper wall (24) together delimiting a housing for each component. Each housing forms an air guiding duct in which the corresponding component is housed, said duct extending between at least one side air inlet opening (32) arranged in one of the side walls (22) and one upper air outlet opening (34), arranged in the upper wall (24).

Abstract: A railroad track circuit determines occupancy status of a portion of a railroad track, and includes: a track including first and second rails; a transmitter including first and second connection terminals to generate a voltage between connection terminals; and first and second receiver units, each including first and second measurement terminals, the first and second receiver units measuring voltage between first and second measurement terminals. The output connection terminals of the transmitter connect to the respective rails at a first connection location, using first and second cables. The first measurement terminal of the first receiver unit is connected to the first rail at a second connection location, using a third cable and the first measurement terminal of the second receiver unit is connected to the first rail at a third location, using a fourth cable, the second and third locations forming respectively first and second boundaries of the track circuit.

Abstract: A traction box of a railway vehicle includes pieces of electric equipment; and a cooling device including a first and second fluid circuits, respectively crossing first and second heat exchange areas with the pieces of electric equipment; and first and second of heat exchangers, respectively crossed by the first and the second fluid circuits and allowing heat exchange between the fluid and a first air flow. The fluid circuits include a first common conduit for fluid circulation, crossing the first exchanger, and then connected to the second and to a third parallel conduits, the second conduit belonging to the second fluid circuit and first crossing the second exchanger and then the second heat exchange area.

Abstract: The application relates to a power module (10) including: pieces of electrical equipment (12), at least first (14) and second (16) electronic cards, and a cooling device (20), able to discharge the heat given off by the pieces of electrical equipment and electronic cards. The cooling devices include first (34) and second (36) surfaces thermally insulated from one another, the pieces of electrical equipment (12) being in thermal contact with the first surface and separated from the second surface. The first electronic card (14) is fastened to a piece of electrical equipment (12) and thermally connected to the second surface (36) of the cooling device by a heat sink (42). The second electronic card (16) is positioned close to the second surface (36), or in contact with the second surface.

Abstract: The manufacturing method includes a step for manufacturing a structural frame, defining an area intended to house driving equipment, said structural frame including two side walls on either side each having at least one side opening, a step for assembling two side windows, each covering a respective one of the side openings, and, prior to said assembly step, a step for producing two side window supports, each assembled with a respective one of the side walls, each side window being attached on a respective one of the side supports during the assembly step.

Abstract: A method detects the presence of a vehicle on a railway track using a sensing processor monitoring a sensing system for detecting vibration into ground installed along the railway track. The sensing system includes a detection module for detecting a vehicle on the railway track. The method includes an initialization step which includes the sub-steps of emitting a first signal to be received by the sensing processor through the sensing system, sending a first message to the sensing processor, monitoring the sensing system, and configuring the detection module in function of the received first signal and configuration data received in the first message. The configuration data can include location of the initialization device, intensity/magnitude of the first signal, emission time of the first signal, and/or type of object corresponding to the first signal.

Abstract: The air conditioning device (10) includes a heat exchanger (12) intended to exchange heat with the air circulating in the air conditioning device (10), and an air distribution box (14), extending in a longitudinal direction (X) between a front part (14A) and a rear part (14B), and in a transverse direction between two side parts (14C). The distribution box is fastened to a ceiling (5) of the driving cabin (1), and comprises: in its front part (14A), a front inlet (16) for air coming from the cabin (1), connected upstream from the heat exchanger (12), and in each of its side parts (14C), a respective side outlet (18) for conditioned air, connected downstream from the heat exchanger (12).

Abstract: System for determining train information relative to a train moving along a railway track having a pressure measuring device placed along the railway track and arranged to measure the speed of an airflow generated by the train when moving on the railway track, and to generate a speed signal; and a controller arranged to receive said speed signal and to determine train information relative to the train in function of said speed signal.

Abstract: The railway vehicle includes two adjacent carriages (6), each including a carriage body (8), the bodies (8) being supported by a common bogie (1) and being articulated with each other with an articulation device (2). The articulation device (2) is received in a space (30) of the bogie (1), the space (30) being delimited along a longitudinal direction by a first abutment surface and by a second abutment surface (34), the articulation device (2) extending facing the first and second abutment surfaces (34) so that, when the railway vehicle moves in a first longitudinal direction, the first abutment surface comes into contact with the articulation device (2), and, when the railway vehicle moves in a second longitudinal direction, the second abutment surface (34) comes into contact with the articulation device (2).

Abstract: This method for controlling an IGBT-type transistor includes a phase for switching the transistor between an on state and an off state. Said phase comprises generating a setpoint current whereof the intensity on the gate of the transistor assumes different setpoint values. At least some of the setpoint values are chosen as a function of the sign of the temporal derivative of the main current. Each setpoint value is chosen from a set of predetermined setpoint values.

Abstract: The pulling device includes at least one motor; an epicyclic (or planetary) gear train comprising a first element, a second element, and a third element selected from an internal sun gear, an external ring gear, and a planet carrier, the first element being integrally secured in rotation with the output shaft of the motor, the second element being designed to drive an axle of the vehicle in rotation; the detection means detecting an anomaly with respect to the motor; the releasable locking means, that are capable of assuming a locking configuration locking the third element in rotation, and a release configuration for releasing the third element; and the control means command—controlling the maintaining of the locking means in the locking configuration when no anomaly is detected, and moving of the locking means into the release configuration when an anomaly is detected.

Abstract: This system allows the positioning of a vehicle in a recharging position with respect to a pad of a recharging station, wherein the vehicle carries a shoe gear which, once the vehicle is in the recharging position, is moved to come into contact with the pad. This system comprises: on the ground side, a generation module of a magnetic field, a characteristic quantity of which is a function of the position relative to a reference point of the generation module; and, on the onboard side, a magnetic field measuring module to measure the characteristic quantity and compare it with a reference value, in order to control the movement of the vehicle and stop it at a position relative to the reference point, wherein the relative position corresponds to the recharging position.

Abstract: This conversion system for converting electric energy is intended to be connected to a load, and includes the connection terminals, that are capable of being connected to the load, an electric energy converter, and a filter including at least one capacitor. This conversion system for converting electric energy additionally also includes a switching module configured in order to switch between a first configuration in which the filter is connected between the converter and the connection terminals and a second configuration in which the converter is connected directly to the connection terminals, with the filter being bypassed.

Abstract: A wayside communication system for transmitting coded current signals through running rails of a railroad track between wayside control devices. A power line common to the wayside control devices is used as the return path for the current signals. The system features train and broken rail detection. The system allows sending signals long distances since rail to rail current leakage is no longer an issue.