Rail vehicle with individual wheel drives
First Claim
Patent Images
1. A rail vehicle, comprising:
- a powered bogie having wheels;
plural electric machines for driving the wheels of the bogie in one-to-one correspondence;
plural power converters operably connected to the electric machines in one-to-one correspondence so as to assign to each of the wheels a separate one of the power converters;
a common electric intermediate circuit having an intermediate circuit capacitor as an energy buffer, wherein all said plural power converters are operably connected to the common electric intermediate circuit;
plural control systems using a common synchronizing clock and being operably connected to the wheels in one-to-one correspondence so as to assign to each of the electric machines a separate one of the control systems; and
a system bus, wherein the control systems have a data-transmitting connection to the system bus and are synchronized on the system bus.
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Abstract
A rail vehicle has a powered bogie, wherein the powered bogie has driven wheels. Each driven wheel of the powered bogie can be driven by an electric machine, with a power converter being assigned to the electric machine. As a result, a separate power converter is assigned to each driven wheel.
16 Citations
13 Claims
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1. A rail vehicle, comprising:
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a powered bogie having wheels; plural electric machines for driving the wheels of the bogie in one-to-one correspondence; plural power converters operably connected to the electric machines in one-to-one correspondence so as to assign to each of the wheels a separate one of the power converters; a common electric intermediate circuit having an intermediate circuit capacitor as an energy buffer, wherein all said plural power converters are operably connected to the common electric intermediate circuit; plural control systems using a common synchronizing clock and being operably connected to the wheels in one-to-one correspondence so as to assign to each of the electric machines a separate one of the control systems; and a system bus, wherein the control systems have a data-transmitting connection to the system bus and are synchronized on the system bus. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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Specification