According to various aspects, exemplary embodiments are disclosed of systems, methods and devices related to remote control locomotive training. In an exemplary embodiment, a system includes a trainee operator control unit configured for wireless communication with a locomotive control unit for transmitting one or more commands to the locomotive control unit. A trainer is configured for wireless communication with the trainee operator control unit. The trainer is configured for monitoring the trainee operator control unit including the one or more commands transmitted from the trainee operator control unit to the locomotive control unit. The trainer is configured to transmit a brake application override command to the trainee operator control unit. And, the trainee operator control unit is configured to relay the brake application override command and/or a stop command to the locomotive control unit.

The present application relate to a follow-up mechanism and a brake caliper unit for gauge-changeable bogie, the follow-up mechanism includes a follow-up connector, unlocking members that are located on two sides of the follow-up connector and movably connected to the follow-up connector, a transverse displacement recognition device movably connected to the unlocking members, a toothed locking and positioning device mounted on the follow-up connector, and at least two mutually parallel fixation members; the follow-up connector is in sliding fit with the fixation members, and sliders are fixedly connected at ends of the unlocking members; the toothed locking and positioning device is movably connected to the transverse displacement recognition device and fixation members, respectively; the brake caliper unit comprises a mounting bracket, the follow-up mechanism, and a brake actuator mounted on the mounting bracket, the follow-up mechanism is installed in cooperation with the brake actuator, and the fixation members are fixedly mounted on the mounting bracket. The present application can automatically recognize the orbit change of a train, the follow-up mechanism moves with a wheel by means of its stored elastic force and the unlocking members, and can self-locked at the target gauge position, thus realizing the change in position.

According to various aspects, exemplary embodiments are disclosed of systems, methods and devices related to remote control locomotive training. In an exemplary embodiment, a remote control locomotive training system includes a locomotive control unit coupled to a locomotive and configured to control operation of the locomotive, and a trainee operator control unit in wireless communication with the locomotive control unit. The trainee operator control unit includes a first wireless interface to transmit one or more commands to the locomotive control unit. The system also includes a trainer operator control unit in wireless communication with the trainee operator control unit via a second wireless interface. The trainer operator control unit is configured to monitor the trainee operator control unit by receiving messages from the trainee operator control unit indicative of the one or more commands transmitted from the trainee operator control unit to the locomotive control unit.

A system and a method includes one or more processors to control operation of an air brake system having plural braking devices each disposed on a different vehicle of a vehicle system and configured to control braking efforts in the air brake system via the braking device disposed onboard the corresponding vehicle. The one or more processors may communicate one or more command messages to the braking devices to control one or more of a rate of a braking effort propagation along the vehicle system or a direction of the braking effort propagation between the plural braking devices.

A method and mechanism for initiating an emergency stop for an unattended railcar is disclosed. The method may include using a trip arm placed alongside the railway tracks at a designated stop point that may contact a portable trip-cock lever arm that extends out beyond the perimeter of the railcar if the railcar reaches the stop point as it moves along the track. The trip-cock lever arm may be attached to a valve that is connected to the pneumatic brake system of the unattended railcar. As the trip-cock lever arm rotates, the valve may open to release the air pressure in the pneumatic brake system causing the brakes to engage the wheels causing the railcar to stop.

The present application belongs to the field of locomotive braking control, and relates to a locomotive braking control system and control method, including a brake cylinder equalizing pipe control system and a brake cylinder control system; wherein, the brake cylinder equalizing pipe control system can compare pre-control pressure of the brake cylinder and the pre-control pressure of the brake cylinder equalizing pipe, and output the higher one as the brake cylinder equalizing pipe pressure; and the brake cylinder control system can compare pre-control pressure of the brake cylinder and the brake cylinder equalizing pipe pressure, and output the higher one as the brake cylinder pressure to realize brake; the redundancy of the two control systems can also be realized.

A distributor valve for a brake control system of a vehicle is provided with an access interface that includes a plurality of access ports for measuring the operational pressures of the distributor valve. The distributor valve includes a pipe bracket and a main line and main portions mounted on the pipe bracket. The pipe bracket includes a plurality of passages for communicating the main portion and the main line portion with each other and with a brake pipe, brake cylinder, and reservoir of the brake control system. The plurality of access ports of the access interface includes ports in communication with the working chamber passage, valve chamber passage, brake pipe passage, reservoir passage, and the brake cylinder passage of the pipe bracket.

A method and device supply a vehicle with main and auxiliary air, wherein the device includes a compressor driven via an electric motor for generating compressed air to fill at least one main air tank for supplying pneumatic units of the vehicle, wherein the vehicle has at least one first and second power source for supplying electric energy, wherein a pneumatic actuator that upgrades the vehicle and activates the first power source is provided with the compressed air produced by the compressor in that, in that phase, the second power source feeds the electric motor of the compressor, wherein a switching valve device supplies the compressed air for upgrading to an auxiliary air tank associated with the pneumatic actuator, and otherwise the switching valve device supplies the compressed air produced by the to the main air tank.

The invention relates to a method and to a system for putting into service a brake system having specified approval prerequisites, in particular wherein the brake system is a pneumatic and/or hydraulic braking system, in particular a pneumatic and/or hydraulic braking system of a rail vehicle, wherein the control data set for the brake system is set on the basis of a real reference operation and a virtual test operation in such a way that the specified approval prerequisites are achieved.

A monitoring and diagnostics system for a rail car that includes multiple sensor units, each comprising sensor devices and a data transfer unit, wherein the set of sensor units includes at least one power harvester, which is configured to convert ambient energy into electrical energy, and one energy storage means, which can be configured to store the electrical energy generated by the power harvester, a sensor hub which includes a communication subsystem and a receiver, wherein the data transfer units are configured, so that the sensor units transfer detected/measured data to the sensor hub and the communication subsystem is configured, so that the sensor hub transfers the data to the receiver, either with cable or wirelessly.