The life monitoring system is used with a lead-acid traction battery for an electric vehicle or a road vehicle starter battery. Sensors may detect battery current, voltage, temperature and other parameters. An evaluation circuit may plot a graph of battery...

The traction transformer includes an interface unit (5) having a processor (50) for monitoring the operating status of a traction transformer, based on an operating parameter. The interface unit also includes a controller interface (52) and a sensor interf...

In input and output enabling power estimating apparatus and method for a secondary cell, an input enabling power (Pin) of the secondary cell is estimated on the basis of parameter estimated values (&thetas;) and an open-circuit voltage (Vo), and an output ...

To manage a fleet of vehicles efficiently, data is obtained concerning vehicle condition; some of this data is recorded in a data packet format (212) on a vehicle and transmitted by radio from the vehicles to a base station, and under some circumstances, t...

Address assignment is carried out at the control bus system. Train composition regarding number, succession and insertion direction of wagons, i.e. carriages and/or goods wagons, is ascertained. In addition the fixed computer nodes forming part of the cont...

Rolling stock equipment is disclosed that has a predictive diagnostic system to enable condition-based maintenance. The rolling stock equipment has vibration transducers (20) on key equipment. Data from the transducers is periodically sampled. The data is ...