Abstract:
The invention relates to a method for displaying information about the operation of a rail vehicle (1) for other traffic participants, comprising projecting at least one free area (6, 7, 8, 9) that can be stepped on and/or driven on onto the surface of a travel path (10) of a first rail vehicle, wherein the at least one free area (6, 7, 8, 9) that can be stepped on and/or driven on is projected from the first rail vehicle by means of a projection device (2a-2h). The invention further relates to a rail vehicle (1), in particular a streetcar, having a device for projecting a free area that can be stepped on and/or driven on onto the surface of a travel path (10) of the rail vehicle.
Abstract:
The invention relates to a supporting structure (1) for welding an undercarriage-frame longitudinal member (2) of a rail vehicle, comprising an underframe (3) for accommodating an undercarriage-frame longitudinal member (2) to be welded, which underframe extends from a first end (3.1) to a second end (3.2) in a horizontal longitudinal direction (L), and comprising a plurality of adjustable retainers (4), which are connected to the underframe (3) at specified fastening positions, wherein each retainer (4) has at least two retaining bolts (4.1), which are anchored to the underframe (3) and spaced apart from each other in a horizontal transverse direction (Q), and has a retaining bow (4.2) that connects the at least two retaining bolts (4.1), wherein the maximum vertical distance between the underframe (3) and each retaining bow (4.2) can be individually adjusted. The production of longitudinal members (2) can be significantly simplified by means of such a supporting structure (1). The invention further relates to a corresponding method for welding an undercarriage-frame longitudinal member (2) of a rail vehicle.
Abstract:
P14.056WO / TP-02398 23 June 2014 Bombardier Transportation Gmb H 26 Bombardier Transportation Gmb H Schöneberger Ufer 0785 Berlin Germany Abstract Object detection system and method for operating an object detection system The invention relates to an object detection system for an inductive power transfer system, in particular for transferring power to a vehicle (6) on a surface (2) of a route, wherein the object detection system (10) comprises at least one LC oscillating circuit (14, 14a, 14b) and at least one driving circuit (13), wherein an input side of the driving circuit (13) is connected to a power supply circuit and an output side of the driving circuit (13) is connected to the at least one LC oscillating circuit (14, 14a, 14b), wherein the driving circuit (13) provides an alternating current voltage (UO) to the at least one oscillating circuit (14, 14a, 14b), wherein the object detection system (10) comprises at least one means for capturing an input power to the driving circuit (13) provided by the power supply circuit, wherein the object detection system (10) comprises at least one detection means for detecting a foreign object (9) depending on the captured input power. (Fig. 1)
Abstract:
The invention relates to an inductive pick-up arrangement (1) to be mounted on an electric vehicle which shall be operated with electric energy produced by the arrangement by magnetic induction, wherein: the arrangement (1) comprises a pick-up portion (2) comprising at least one electric inductance for receiving a magnetic field and for producing the electric energy, the arrangement (1) comprises a mounting portion (3) to be mounted on the vehicle, the arrangement comprises one actuator (4a) or a set of at least two actuators (4a, 4b) for actuating movement of the pick-up (2) portion relative to the mounting portion (3), the mounting portion (3) and the pick-up portion (2) are moveably connected to each other by at least one connecting portion (5), the actuator (4a) or the set of actuators (4a, 4b) can be actuated such that the pick-up portion (2) is moved in a vertical direction, the actuator (4a) or the set of actuators (4a, 4b) can be actuated such that the pick-up portion (2) is additionally or alternatively moved in a lateral direction.
Abstract:
Electric power supply system, vehicle and method of operating a vehicle The invention relates to an electrical power supply system, in particular a traction system, of a vehicle, wherein the electrical power supply system (1) comprises a energy storage module, an inverter (3), an electric machine (4), a receiving device (5) adapted to receive an alternating electromagnetic field and to produce an alternating electric current by electromagnetic induction, and a passive electric circuit arrangement (8) adapted to connect the inverter (3), the electric machine (4), and the receiving device (5), wherein the passive electric circuit arrangement (8) comprises a first transmission circuit for transferring electric energy between the receiving device (3) and the electric machine (4), a second transmission circuit for transferring electric energy between the receiving device (5) and the inverter (3), and a third transmission circuit for transferring electric energy between the inverter (3) and the electric machine (4), wherein the passive electric circuit arrangement (8) is designed such that at a given charging frequency, an impedance provided by the first transmission circuit is higher than a predetermined first blocking impedance and an impedance provided by the second transmission circuit is lower than a predetermined second passing impedance.
Abstract:
The invention relates to an arrangement for providing a vehicle, in particular a track bound vehicle and/or a road automobile, with electric energy, wherein . the arrangement comprises a receiving device (1) adapted to receive an alternating electromagnetic field and to produce an alternating electric current by electromagnetic induction, . the receiving device (1) comprises at least one inductance (3) which is formed by an electrically conducting material for producing one phase of the alternating electric current by the electromagnetic induction, . the at least one inductance (3) and optionally at least one further electrical element (4), which is connected to the inductance (3) in order to produce one phase of the alternating electric current, comprise(s) a resonance frequency at which the phase of the alternating electric current is produced if an alternating electromagnetic field of corresponding frequency is received by the receiving device (1), . the inductance (3) is connected to a rectifier (10) for rectifying the alternating electric current and thereby producing a direct electric current, . the rectifier (10) comprises at least one automatically controllable switch (12, 13) which is or - in case of more than one automatically controllable switch (12, 13) - which are arranged in such a manner that closing the switch (12, 13) or closing a plurality of the switches (12, 13) results in a short circuit across the inductance (3) or across two or more of the inductances (3), . the arrangement comprises a control device which is adapted to control the at least one automatically controllable switch (12, 13) and . the control device is adapted to switch on and off the at least one automatically controllable switch (12, 13) at a frequency which is smaller than the resonance frequency.
Abstract:
In a system and method of navigating a plurality vehicles consisting of one or more standalone tugs, or one or more tug propelled aircraft, or some combination thereof on the grounds of an airport, a virtual safety zone is electronically defined around each vehicle. Movement of each vehicle on the grounds of an airport is controlled based on the virtual safety zones defined around the plurality of vehicles.
Abstract:
The invention relates to an inductive pick-up arrangement to be mounted on an electric vehicle which shall be operated with electric energy produced by the arrangement by magnetic induction, wherein: - the arrangement comprises a pick-up portion (1 ) comprising at least one electric inductance for receiving a magnetic field and for producing the electric energy, - the arrangement comprises a mounting portion (3) to be mounted on the vehicle, - the arrangement comprises an actuator (5) for actuating movement of the pick-up portion (1 ) relative to the mounting portion (3), - the mounting portion (3) and the pick-up portion (1 ) are moveably connected to each other by at least two connecting portions (7), - wherein a distance from the pick-up portion (1 ) to the mounting portion (3) in a vertical direction can be varied by the actuator (5), - the actuator (5) comprises a prolongable section (5) which can be prolonged and shortened by operating the actuator (5) and which extends from a first bearing (4a) attached to the mounting portion (3) to a second bearing (4b) attached to the pick-up portion (1 ), - the prolongable section (5) comprises a first operating state in which the prolongable section (5) is shorter than in a second operating state, so that the distance from the pick-up portion (1 ) to the mounting portion (3) is smaller in one of the first and second operating states than in the other of the first and the second operating states.
Abstract:
An electric machine with a rotor (4) rotatably disposed within a stator (2) has a plurality of permanent magnets received in the rotor body of the rotor. Rotor body plates are stacked so as to form at least two first channels (31) extending inside the rotor body from one axial end of the rotor to an opposite axial end thereof and having an opening (33) to the exterior of the rotor body in an end surface of the latter at at least one of these axial ends, and at least one separate second channel (32) associated with each first channel and connecting the respective first channel to a space circumferentially surrounding the rotor and separating the rotor and the stator by opening at the periphery of the rotor body so as to upon rotation of the rotor throw air out from said second channel to said space for cooling the rotor body.
Abstract:
The invention relates to a system for transferring electric energy to a vehicle, in particular to a track bound vehicle (81) such as a light rail vehicle or to a road automobile such as a bus, to a corresponding method of manufacturing the system and to a corresponding method of operating the system, wherein the system comprises at least one electric conductor arrangement for producing an alternating electromagnetic field and for thereby transferring electromagnetic energy to the vehicle, the conductor arrangement comprises a plurality of segments (T1, T2, T3, T4, T5, T6, T7, T8), wherein each segment (T1, T2, T3, T4, T5, T6, T7, T8) extends along a section of the path of travel of the vehicle (81), each segment (T1, T2, T3, T4, T5, T6, T7, T8) comprises one line for each phase of an alternating current which is to be carried by the segment (T1, T2, T3, T4, T5, T6, T7, T8) in order to produce the electromagnetic field, the system comprises a plurality of source units for providing the alternating current to the respective segment, the system comprises a current supply for conducting electric energy to the plurality of source units, the plurality of source units are connected in parallel to each other with respect to the current supply, at least a first source unit of the plurality of source units is connectable to each segment (T1, T4, T1_a, T4_a, T1_b, T4_b) of a first set of at least two segments (T1, T4, T1_a, T4_a, T1_b, T4_b) of the at least one conductor arrangement, wherein each neighboring segment (T2, T3, T5) of each segment (T1, T4, T1_a, T4_a, T1_b, T4_b) of the first set of segments (T1, T4, T1_a, T4_a, T1_b, T4_b) is exclusively connectable to another source unit.