Bombardier Primove Gmbh

Bombardier Transportation Gmbh

Alstom Holdings

Christian Wirth

Robert Czainski

Rudolf Lindt

Markus Vogelsberger

Marnix Lannoije

Andrea Mazzone

A primary-sided arrangement including at least three phase lines and at least one winding structure per phase line, wherein each winding structure includes a subwinding structure, the winding structures extend along a longitudinal axis of the primary-sided arrangement, a first pitch between corresponding subwinding structures of a first and a second winding structure is chosen from an interval of a length of the subwinding structure and the first pitch is a distance between geometric centres of the corresponding subwinding structures of the first and the second winding structure along the longitudinal axis, and a second pitch between corresponding subwinding structures of the first winding structure and a third winding structure is smaller than the first pitch and the second pitch is a distance between geometric centres of the corresponding subwinding structures of the first and the third winding structure along the longitudinal axis.

Primary-sided and a secondary-sided arrangement of winding structures, a system for inductive power transfer and a method for inductively supplying power to a vehicle

A drive system for a vehicle includes a plurality of electric traction motors, each mechanically coupled to at least one drive wheel to generate traction. At least one traction power converter is connected on an AC voltage side to at least one electric traction motor to supply the electric traction motor with electric power. A traction control unit for controlling at least one traction power converter is provided and is designed to control the at least one traction power converter while the vehicle is moving based on electrical output alternating quantities of the at least one traction power converter. A rotational movement of the at least one drive wheel of the vehicle during standstill of the vehicle is not detected by a separate detection unit based on the output alternating quantities.

Drive system for a vehicle, method for operating the drive system, and vehicle comprising drive system

A primary-sided arrangement of primary winding structures of a system, wherein the primary-sided arrangement includes at least three phase lines and at least one winding structure per phase line, wherein each winding structure includes at least one subwinding structure, wherein the winding structures extend along a longitudinal axis of the primary-sided arrangement, wherein a pitch between corresponding subwinding structures of a first winding structure and a second winding structure is chosen from an interval of a length of one subwinding structure, and wherein a pitch between corresponding subwinding structures of the first winding structure and the third winding structure is smaller than the pitch between corresponding first and second subwinding structures.

A power converter, an electric drive system and a method for operating a power converter are disclosed. The power converter has connections for connecting to a direct voltage source and connections for electrical connection to phase lines of the electric drive machine. The power converter is configured to convert a direct voltage from the direct voltage source via a direct voltage intermediate circuit into an alternating voltage in order to drive the drive machine. The power converter includes bridge branches for connecting a high-potential section to a low-potential section. A bridge branch includes two half branches with at least one switching device. A resulting nominal voltage of a half branch is greater than a counter-electromotive peak voltage between two phase lines at the maximum rotational speed of the drive machine. A half branch of a bridge branch includes a series circuit of two or more than two switching devices.

Electric drive system and method for operating a power converter

A primary-sided arrangement of primary winding structures of a system, wherein the primary-sided arrangement includes at least three phase lines and at least one winding structure per phase line, wherein each winding structure includes at least one subwinding structure, wherein the winding structures extend along an axis of the primary-sided arrangement, wherein a pitch between corresponding subwinding structures of a first and second winding structures is chosen from an interval of a length of one subwinding structure, wherein a pitch between corresponding subwinding structures of the first winding structure and the third winding structure is smaller than the pitch between corresponding subwinding structures of the first and second winding structures.

The invention relates to an arrangement () for transferring electric energy to a vehicle, in particular to a track bound vehicle such as a light rail vehicle () or to a road automobile, wherein&#x2014;the arrangement () comprises an electric conductor arrangement () for producing an alternating electromagnetic field and for thereby transferring the energy, &#x2014;the conductor arrangement () comprises a plurality of consecutive segments (T, T, T, T, T), wherein the segments (T, T, T, T, T) extend in the direction of travel of the vehicle, &#x2014;each of the consecutive segments (T, T, T, T, T) comprises at least one alternating current line () for carrying a phase of an alternating current in order to produce the alternating electromagnetic field, &#x2014;each of the consecutive segments (T, T, T, T, T) is combined with an assigned controller (CTR) adapted to control the operation of the segment (T, T, T, T, T) independently of the other segments (T, T, T, T, T), &#x2014;at least two neighbouring segments () of the consecutive segments (T, T, T, T, T) are inductively coupled to each other so that a first segment () of the neighbouring segments (), while the first segment () is operated under control of its assigned controller (CTR), induces a voltage and thereby produces an induced alternating electric current in a second segment () of the neighbouring segments (), if the second segment () is not operated under control of its assigned controller (CTR), &#x2014;the arrangement () comprises a controllable coupling (S) for coupling the second segment () to a load (RL; F, S), which controllable coupling (S) has a first operating state in which the second segment () is coupled to the load (RL; F, S) so that any alternating electric current in the second segment () is damped by the load (RL; F, S), and has a second operating state in which the second segment () is not coupled to the load (RL; F, S) so that any alternating electric current in the second segment () is not damped by the load (F, S), &#x2014;the arrangement () is adapted to switch the controllable coupling (S) to the first operating state before, while and/or after a time interval starts in which the second segment () is not operated under control of its assigned controller (CTR) and in which the first segment () is operated under control of its assigned controller (CTR) so that the induced alternating electric current in the second segment (), which is produced by operation of the first segment (), is damped by the load (F, S).

Inductively transferring electric energy to a vehicle using consecutive segments which are operated at the same time

The invention relates to a primary-sided arrangement () of primary winding structures (W, W, W) of a system for inductive power transfer, wherein the primary-sided arrangement () comprises at least three phase lines and at least one winding structure (W, W, W) per phase line, wherein each winding structure (W, W, W) comprises at least one subwinding structure (SW_, . . . , SW_), wherein the winding structures (W, W, W) extend along a longitudinal axis (x) of the primary-sided arrangement (), wherein a pitch (P_, . . . , P_) between corresponding subwinding structures (SW_, . . . , SW_) of the winding structures (W, W, W) varies along the longitudinal axis (x) and/or a length (L_SW_, . . . , LSW_) of the subwinding structures (SW_, . . . , SW_) of the winding structures (W, W, W) varies along the longitudinal axis (x). The invention further relates to a system for inductive power transfer, to a method of manufacturing a primary-sided arrangement () and to a method for inductively supplying power to a vehicle.

Primary sided-arrangement of primary winding structures, a method of manufacturing the primary-sided arrangement, a system for inductive power transfer and a method for inductively supplying power to a vehicle

The invention relates to an object detection system for an inductive power transfer system, in particular for transferring power to a vehicle on a surface of a route, wherein the inductive power transfer system includes a primary winding structure and a secondary winding structure, wherein a charging volume is assigned to the inductive power transfer system during inductive power transfer, wherein the object detection system includes at least one sensing device, wherein the sensing device has a detection volume, wherein the at least one sensing device is arranged such that the detection volume is fully arranged outside the charging volume or includes only an edge portion of the charging volume. Furthermore, the invention relates to a method for detecting a foreign object, an inductive power transfer system and a vehicle.

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Winterthur, Switzerland

Christian Wirth