Abstract: A system is described comprising a first compressor for generating compressed air to feed a main tank and a main brake pipe of the railway vehicle through an air drying unit and a second compressor for compressing a refrigerant gas for an air conditioning system. The system comprises a single electric motor for generating a mechanical torque to be selectively supplied to the first compressor, or to the second compressor, or simultaneously to the first and second compressors, as a function of a) a first electrical signal generated by a pressure measurement device and indicative of a pressure present in the main brake pipe, or in the main tank, and b) at least a second electrical signal coming from the air conditioning system and indicative of a temperature or pressure or humidity value, and at least a third electrical signal indicative of a temperature of an environment.

Abstract: A vehicle control system may be provided for controlling adhesion of wheels to a route surface. The control system includes one or more processors configured to determine adhesion values representative of adhesion between the wheels of a vehicle and the route surface based on angular speeds of the wheels. An artificial intelligence neural network may generate a target slip value for the wheels that are coupled with at least two different axles of the vehicle by processing the adhesion values and modifying the target slip value to increase an average value of the adhesion values of the wheels. The one or more processors may control a torque applied to at least one of the axles based on the target slip value.

Abstract: An electromechanical actuator (200) for a braking system of a vehicle (V), particularly a railway vehicle, is described, characterized in that it includes a first control means (202) arranged to receive from a speed sensor means (204, 204?), associated with a wheel (w) of the vehicle, a speed signal having a value indicative of an angular speed of the wheel (w) of the vehicle. A braking system and a vehicle are also described.

Abstract: A supervising device for monitoring the operation of an anti-slip device is described; the supervising device is arranged to: acquire estimated instantaneous linear speeds associated with axles controlled by the anti-slip device; compare the estimated instantaneous linear speeds with a linear reference speed; monitor the state of the pressures to the brake cylinders; determine whether the anti-slip device is working correctly, depending on predetermined trends of each of the estimated instantaneous linear speeds associated with the axles in the slipping phase, with respect to the reference linear speed, in association with each of the pressures to the brake cylinders associated with the axles adjust the preloaded time value in at least one of the timing devices when the supervising device determines that the anti-slip device is not working correctly.

Abstract: A recognition system of a position of a mechatronic braking control device associated with a railway vehicle along a train is described. The recognition system includes a sustaining and fixing support installed on the railway vehicle, an identifying binary coding of the position along the train, and a mechatronic braking control device adapted to be fixed to the sustaining and fixing support and including an optical reading device arranged to detect the identifying binary coding. The mechatronic braking control device determines the position along the train according to the binary coding that is read by the optical reading device.

Abstract: A monitoring system is described for a plurality of homogeneous devices, of at least one railway vehicle, wherein a functional state of each device is represented by a respective value of at least one operating quantity common to the devices. The monitoring system comprises: a control means which acquires, in a succession of acquisition instants, values of the operating quantity; each value is representative of the functional state of a respective device in an acquisition instant; diagnostic means which receive the values acquired in an acquisition instant and detect an operating anomaly or a maintenance request from at least one device as a function of a comparison, for each acquisition instant, of the values received with a range of reference values comprising a reference value determined as a function of at least two values acquired in an acquisition instant.

Abstract: A method is described for controlling pneumatic pressure by actuating a charge and a discharge valve that vary the pressure, comprising, providing a matrix wherein each cell indicates a time for opening the charge or discharge valve; if the initial pressure value in the volume is less than the target pressure value to be reached, opening the charge valve, decreasing the value of the opening time indicated in the selected cell if the pressure value in the volume exceeds the target pressure value and possibly increasing the value of the time indicated in the selected cell; if the initial pressure value in the volume is greater than the target pressure value, opening the one discharge valve for the time indicated in a selected cell and possibly increasing the time value indicated in the selected cell and possibly decreasing the time value indicated in the selected cell.

Abstract: An electromechanical service and emergency braking actuator for a railway vehicle is described, comprising a safety unit arranged to regulate a first emergency braking control signal so as to indicate to first emergency braking energy release means to release the energy stored in first emergency braking energy storage means when an emergency braking request signal indicates a request for an emergency braking and a first electrical signal of actual braking force does not indicate, within a predetermined maximum delay time, a force value coinciding with a further emergency braking force value calculated by said safety unit or a force value that does not fall, within a predetermined maximum delay time, in a predetermined tolerance range including the additional emergency braking force value calculated by said safety unit. Electromechanical braking systems are also described.

Abstract: A monitoring method of a compressor for a railway braking system is described, the railway braking system comprising an air generation and treatment module AGTU which includes a compressor, a main tank arranged to supply a main pipe adapted to distribute compressed air to at least one braking subsystem which comprises an auxiliary tank arranged to supply a braking control system; the monitoring process being characterized in that it comprises the steps of: monitoring a behavior of at least one pressure value measured downstream of the main tank or measured at the outlet of the auxiliary tank; deriving the use and/or state of health of the compressor exclusively on the basis of the time behavior of the measured pressure value.

Abstract: A method is described for determining a capacitance value of at least a first super-capacitor of an electro-mechanical braking system which also comprises a second super-capacitor. The method comprises: a) measuring a first voltage value at terminals of the second super-capacitor; b) if the first voltage value is greater than a minimum voltage value, charging or discharging the first super-capacitor, in order to make the terminals of the first super-capacitor assume a second voltage value; c) determining a first voltage variation at the terminals of the first super-capacitor; d) determining a first voltage variation rate; e) measuring a first current value flowing in one of the terminals of the first super-capacitor; f) calculating the capacitance value of the first super-capacitor by means of the ratio between the first measured current value and the first voltage variation rate. An electro-mechanical braking system and a vehicle are also described.

Abstract: A system that includes a first control unit having one or more processors. The one or more processors may operate a first traction control unit and a first braking device of a first vehicle of a vehicle system based on an operator input command signal. The system also includes a second control unit in communication with the first control unit and having one or more processors configured to operate a second traction device and a second braking device of a second vehicle of the vehicle system based on at least one operational objective of the vehicle system.

Abstract: A method for determining a capacitance value of a super-capacitor of an electro-mechanical braking system is described. The method may include measuring a first voltage value at terminals of the super-capacitor; if the first voltage value is greater than a predetermined minimum voltage, performing a charge or discharge action of the super-capacitor for a measurement time period, in order to make the terminals of the super-capacitor assume a second voltage value greater than or equal to said minimum voltage; determining a voltage variation at the terminals of the super-capacitor during the measurement time period; determining a voltage variation rate; measuring a current value flowing in one of the terminals of the super-capacitor, at a measurement instant; and calculating the capacitance value of the super-capacitor. A braking system and a vehicle are also described.

Abstract: An anti-skid system for an electromechanical braking system of at least one vehicle including at least one wheel is described, comprising an anti-skid module arranged to execute a predetermined anti-skid function and a supervisor module arranged to monitor the anti-skid module, wherein the supervisor module includes a braking force application request adjustment module, wherein the supervisor module and the anti-skid module are modules that are distinct from each other, and the braking force application request adjustment module is arranged to adjust a braking force application request signal independently of the execution of the anti-skid function by the anti-skid module.

Abstract: A method for generating compressed air of at least one vehicle is described, comprising the step of:) a) selectively connecting a first compressor, or a second compressor, or simultaneously the first compressor and the second compressor, to an electric motor arranged to generate a driving torque. A system for generating compressed air for at least one vehicle is also described.

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: 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: 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: An anti-skid system for an electromechanical braking system of at least one vehicle including at least one wheel is described, comprising an anti-skid module arranged to execute a predetermined anti-skid function and a supervisor module arranged to monitor the anti-skid module, wherein the supervisor module includes a braking force application request adjustment module, wherein the supervisor module and the anti-skid module are modules that are distinct from each other, and the braking force application request adjustment module is arranged to adjust a braking force application request signal independently of the execution of the anti-skid function by the anti-skid module.

Abstract: A monitoring system for at least one plurality of homogeneous devices is described, wherein a first portion of the homogeneous devices is arranged to be installed in a first convoy and a second portion of the homogeneous devices is arranged to be installed in a second convoy. A functional state of each device is represented by a respective value of at least one operational quantity common to the plurality of homogenous devices. The monitoring system comprises first communication means arranged to allow the transmission of a first plurality of values and a second plurality of values, at least one first diagnostic means arranged to detect an operational fault or a maintenance request from the at least one device that is installed in the first convoy, and at least one second diagnostic means included in the second convoy arranged to detect an operational fault or a maintenance request from the at least one device that is installed in the second convoy.

Abstract: A method for verifying the operation of braking means of at least one vehicle, in particular a railway vehicle, is described, comprising the steps of: a) imposing a braking force on at least one wheel of the at least one axle of the at least one vehicle; b) towing the at least one vehicle according to a non-zero and constant forward speed; c) measuring on a rail at least one friction force which is a function of a braking force; d) comparing the at least one measured friction force with a predetermined minimum force value; e) determining that the braking means associated with the at least one wheel whose friction force is lower than the predetermined minimum force value are malfunctioning. Also described are a system for measuring a friction force and a system for verifying the operation of braking means of at least one vehicle.