The invention relates to an electrical converter (30) for a power supply substation of an electrical network and/or for recovering braking energy from railway vehicles traveling on a railway track, the substation being connected to a power supply line capa...

Provided is a vehicle braking device that is capable of suppressing the uncomfortable sensation felt by a driver when a regenerative braking force plateaus. This vehicle braking device has a hydraulic braking force generation unit (2) for generating a hydr...

The converter (2) has a measuring unit (10) measuring electric voltage that rests against a brake resistor (8). An evaluating device (12) is connected with the measuring unit for comparing measurement values determined by the measuring unit with stored com...

A braking apparatus for a vehicle includes a permanent magnet synchronous motor including a rotor having a permanent magnet, and a stator capable of driving the rotor to rotate and configured to couple the rotor to each of at least a pair of wheels of the ...

A motor control system is provided, including a motor and a control module. The motor operates at a rotational velocity, and creates a regenerative current. The motor has a target field weakening current that is configured for limiting the regenerative cur...

A power supply system for an electrical drive of a marine vessel is provided. The electrical drive comprises an electric motor that is adapted to receive electric energy from a power source. The electrical drive has a first operating state in which electri...

An electric power converter of an electric rolling stock includes: a converter unit (10) (a first electric-power converting unit) that receives a direct-current voltage and outputs a direct-current voltage controlled to a predetermined value; and an invert...

The device has resistors (R1-R3), each having a determined value, and switches (S1-S3) e.g. electromagnetic relays, where each switch is associated to a distinct resistor and arranged for controlling passage or non passage of current across the associated ...

In a vehicle that generates creep torque using an electric motor (2), a controlling means (10) that causes, on the basis of the results of the detecting by the vehicle speed detecting means (24) and the braking operation detecting means (22), the electric ...

This invention relates to a brake device for an in-wheel motor which can be easily attached to the wheel inside. The vehicle wheel (5) is driven by the in-wheel motor (1) attached to the inside of the disc wheel (51). The in-wheel motor (1) transmits the r...