METHOD FOR OPERATING PARALLEL AUXILIARY CONVERTERS IN A RAIL VEHICLE
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Abstract
In a method for supplying an electrical load of a vehicle with electrical energy by auxiliary converters connected in parallel on the alternating-voltage side, a current flow between the auxiliary converters and a grounded N conductor of an energy supply network is interrupted in the presence a ground fault. The auxiliary converters connected in parallel on the alternating-voltage side are operated with fundamental-wave and pulse synchronicity. An energy supply system of a vehicle, in particular of a rail vehicle, performs this method, with the energy supply system including at least two auxiliary converters arranged in parallel, an energy supply network for supplying electrical loads, at least one switch for interrupting a current flow between the auxiliary converters and the energy supply network.
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Citations
22 Claims
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1-10. -10. (canceled)
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11. A method for supplying an electrical load of a vehicle with electrical energy, comprising:
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interrupting a flow of current between auxiliary converters, switched in parallel on an AC voltage side, and a grounded N conductor of, an energy supply network in the event of a short circuit to ground; and operating the auxiliary converters with fundamental wave and pulse synchronicity. - View Dependent Claims (12, 13, 14, 15, 16)
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17. An energy supply system of a vehicle, comprising:
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at least two auxiliary converters arranged in parallel; an energy supply network configured to supply an electrical load; and a switch configured to interrupt a flow of current between a one of the at least two auxiliary converters and the energy supply network. - View Dependent Claims (18, 19, 20, 21, 22)
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Specification