Abstract: An electro-pneumatic service and emergency braking control system is described, comprising: a switching device arranged to allow the connection of a first group of control and feedback signals from an emergency braking control module to an electro-pneumatic emergency braking module when a monitoring device determines the correct operation of the emergency braking control module and to allow the connection of a third group of control and feedback signals from the service braking control module to the electro-pneumatic emergency braking module when the monitoring device determines the incorrect operation of the emergency braking control module.

Abstract: A manufacturing method of a railway braking device is described comprising a main body arranged to receive at least partially: at least two different pneumatic or electro-pneumatic elements; and channels connecting the at least two pneumatic or electro-pneumatic elements; the manufacturing method comprising the step of: constructing said main body of the railway braking device through additive manufacturing of a monolithic block provided with at least two seats for said at least two pneumatic or electro-pneumatic elements and said channels; a railway braking device is further described constructed by means of a manufacturing method of a railway braking device.

Abstract: Various embodiments of a braking system for at least one bogie or railway vehicle comprising an emergency braking control unit made according to a first safety integrity level and a service braking control unit made according to a second safety integrity level lower than said first safety integrity level are described; the braking system carrying out at least one additional braking function at the same safety integrity level as the emergency braking control unit.

Abstract: A piston is described for the compression of a pneumatic fluid in a compression chamber of a cylinder comprising: a cylindrically shaped piston body, adapted to be arranged slidably within said cylinder, and having a side wall and a top wall; along a circumferential perimeter of said side wall of the piston body a seat being defined; and a sealing assembly accommodated in said seat, and adapted to ensure the fluid-tightness along said circumferential perimeter; the sealing assembly comprising a plurality of sealing elements, having shapes complementary to one another, and configured so that the wear of a sealing element along said circumferential perimeter corresponds to a sliding in the radially outer direction of the adjacent sealing element.

Abstract: A device for managing the electrical energy consumption of a set of passenger transport vehicles comprises: —means for receiving a set of consumption information representative of the electrical energy consumed at a given time by the vehicles, —means for determining an overall consumption, from the consumption information received, and —means for generating a set of commands intended respectively for a subset of vehicles selected from among the vehicles of the set according to the service status thereof, the commands being generated to modify the operation of at least one air conditioning system of the vehicles so as to reduce the value of the determined overall consumption to a predefined value. The invention is applicable in passenger transport vehicles powered by an electrical network, such as rail transport vehicles, for example trains, subways, trams, trolleybuses, etc.

Abstract: A method is described for detecting a braking action of a railway vehicle (RV) comprising monitoring the load transfer to a first axle of the railway vehicle (RV) from a second axle following the first axle according to the direction of travel (d) and, if the load transfer exceeds a predetermined threshold, determining that the railway vehicle (RV) is braking. An emergency braking method is also described comprising detecting an emergency braking request, activating an electrodynamic braking system to decelerate the railway vehicle when the emergency braking request is detected, applying the method to detect a braking action of a railway vehicle and, if so, determining that the electrodynamic braking system is operating correctly and using the electrodynamic braking system to fulfill at least partially the emergency braking request.

Abstract: A rotational monitoring system of at least one axle designed to identify at least one axle controlled by it having an estimated instantaneous linear speed lower than a predetermined instantaneous linear limit speed, and remove the braking force to one or more wheels of the axle identified to have an estimated instantaneous linear speed lower than the predetermined instantaneous linear limit speed, by canceling a pressure to brake cylinders associated with the at least one axle identified to have an estimated instantaneous linear speed lower than the predetermined instantaneous linear limit speed. The cancellation of a pressure is obtained by acting on an electro-pneumatic valve designed to perform a Remote Release function associated with the pneumatic circuits generating braking pressure for the brake cylinders and adapted to cancel a residual braking pressure.

Abstract: A system and method for managing braking in a degraded adhesion condition for a vehicle system including at least one vehicle comprising setting a target deceleration value, applying a non-degraded braking force via a braking system of the vehicle system, detecting a presence of a degraded adhesion condition between the vehicle system and a route along which the vehicle system moves. Responsive to the degraded adhesion condition not being detected, maintaining the application of the non-degraded braking force, or responsive to the degraded adhesion condition being detected, applying a degraded braking force, activating recovery means to control deceleration of the vehicle system, determining a compensation deceleration value, and applying at least one of the braking system or recovery means to control the deceleration of the vehicle system.

Abstract: An information display structure includes a stationary part to be secured upright on or against a support; securing means for securing the stationary part; and at least one information display screen connected to the stationary part, extending in front of same, and having a visible front display face.

Abstract: An electronic control system of the braking of a railway vehicle includes an emergency braking module which generates a respective intermediate braking pressure signal indicative of an emergency braking and a service braking module which generates a respective service braking pressure signal; the emergency braking module is arranged to: generate a braking pressure control signal corresponding to the service braking pressure signal, when the higher among the one or more intermediate braking pressure signals indicative of an emergency braking is lower than a threshold; generate a braking pressure control signal corresponding to the higher among the one or more intermediate braking pressure signals indicative of an emergency braking, when the higher among the one or more intermediate signals braking pressure indicative of emergency braking is equal or higher than the threshold; and convert the braking pressure control signal by an electropneumatic actuator.

Abstract: A method includes estimating, as a function of an angular speed of wheels of an axle of a vehicle, a value of adhesion of a contact area of the wheels of said axle to a route, and calculating a value of slip of the wheels of said axle. The method also includes generating signals representative of a derivative of said adhesion as a function of the slip of the wheels of said axle, and calculating an error signal as a difference between a value of said derivative and a predetermined reference value. The method includes generating, via an adaptive filter that implements a Least Mean Square (LMS) algorithm, a driving signal based on said derivative. The LMS algorithm is continuously adapted based on the error signal to reduce and keep the error signal substantially at zero. The method includes applying said driving signal to a torque control module.

Abstract: An electro-pneumatic control system for braking, an emergency pressure monitoring and control unit providing weight signals, an emergency braking request signal, actual pressure signals, and provides emergency braking request signals, an emergency pressure module generating an emergency braking pressure, a braking control unit providing control signal pairs to generate corresponding braking pressures as a function of a service braking request signal or the emergency braking pressure request signal dependent upon whether the emergency braking request signal indicates an emergency braking request, and an emergency switching device comprising contact pairs which allow the connection of the control signal pairs from the braking control unit to the braking pressure generating modules when closed and prevent this connection of the control signal pairs when open.

Abstract: A system includes an actuator that produces heat or cold onboard an electric vehicle and a controller that generates an operating command to control the actuator to deliver a first average power over a predetermined time period based on one or more climatic conditions and based on a vehicle energy parameter. The vehicle energy parameter indicates whether (a) the electric vehicle or another electric vehicle is consuming electric energy or (b) the electric vehicle or another electric vehicle is producing the electric energy. The controller generates the operating command such that the first average power delivered by the actuator during the predetermined time period has substantially the same value as a second average power delivered by the actuator when the controller generates the operating command based only on the one or more climatic conditions.

Abstract: A braking control system includes braking control modules configured to generate a braking torque request signal, indicative of a requested braking torque value CFr, which is variable until reaching a target value Vt, and to supply the braking torque request signal to a braking means which converts it into a braking torque with effective braking torque value CFe. The braking control modules are configured to calculate a total difference of instantaneous braking torque ?CFt as the sum of the differences between the CFr values and the CFe values of all modules. If the calculated ?CFt is greater than zero when Vt is reached, the braking control modules increase the braking torque until a ?CFt subsequent to reaching Vt has a zero or negative value, or until the maximum available adhesion signal has indicated that a controlled axle has reached the maximum available adhesion.

Abstract: A system for locking a platform screen door leaf, the leaf being capable of moving by a horizontal translational movement in a plane of the leaf between open and closed positions, including a bearing rail mounted on the leaf and having a reception recess, a motor body forming the stator of a drive motor of the leaf and mounted freely in rotation about a motor axis on a gear unit, a locking roller mounted projecting on the motor body and arranged so as to roll along the bearing rail during a movement of the leaf, and engage, by a rotation of the motor body, in the reception recess when the leaf reaches the closed position or the open position, in order to lock.

Abstract: The method comprises the steps of generating speed signals indicative of the angular speed of the wheels of said axle; generating an error signal indicative of the error or difference between a set point speed for the wheels, determined by means of a reference model, and the speed indicated by said speed signals; and generating a driving signal for torque-controlling apparatuses applied to the wheels of said axle, by adaptive filtering of an input signal which is a function of said set point speed, modifying parameters of the adaptive filtering as a function of said error signal, such as to make such speed error or difference tend to zero.

Abstract: An electronic control system of emergency and service braking comprises an emergency brake module and a service brake module, each module including an independent and segregated electronic architecture. The service brake module receives a deceleration/service braking demand signal and generates a service braking pressure signal. The emergency brake module connected to the service brake module to receive the service braking pressure signal, receives a signal indicative of an emergency braking demand, generates a respective intermediate braking pressure signal indicating an emergency braking, generates a signal corresponding to the higher value between the service braking pressure signal and the intermediate braking pressure signal indicative of an emergency braking, which is converted to braking pressure.

Abstract: A brake control system includes first and second brake control units for controlling braking of first and second bogies of a rail car. The brake control units include relay valves for controlling pressurized air flow from a main reservoir to brake cylinder pipes. A bypass conduit connects an outlet of a first brake control module to an outlet of a second brake control module. A fail-safe valve moves between open and closed positions. In the closed position, the fail-safe valve prevents a flow of the pressurized air between the brake control units. The fail-safe valve provides a first pilot pressure to a first relay valve upon a failure of the first brake control unit and provides a third pilot pressure to the second relay valve in response to a failure of the second brake control unit.

Abstract: Buffer, in particular for a rail vehicle, includes a buffer sleeve, forming a pressure chamber, a jointed head securable to this sleeve on the face side by a connection flange, and a buffer piston rod, mounted opposite in the buffer sleeve to be displaceable longitudinally. The jointed head is connectable in a jointed manner to the rail vehicle, while the buffer piston rod is preferably connectable to a coupling head. The connection flange has an outer thread on its outer casing, screwed to an inner thread in a hole of the buffer sleeve to form a releasable connection of the jointed head with the buffer sleeve. The connection flange preferably has on the front side a centering tip element before the outer thread, which is slid or pressed essentially free of play into the hole of the buffer sleeve.

Abstract: A service and emergency braking control system for at least one railway vehicle, including a plurality of braking control modules is provided. Each braking control module is equipped for: if, when achieving a determined braking torque value from an applied braking torque, an instantaneous deceleration value is lower than the target deceleration value, increasing the applied braking torque until the instantaneous deceleration value reaches the target deceleration value, or until the maximum available adhesion from an axle controlled by said braking control module is indicated.