| 摘要 |
A power supply (13) for a goods wagon (3) having a compressed-air brake (5) comprises a compressed-air line (4) for the compressed-air brake (5), a branch line (15) connected to the compressed-air line (4) and a generator (16) disposed in the branch line (15) for generating electric power from the compressed-air flow branched off from the compressed-air line (4). A train integrity system (10) for a cargo train (1) having a continuous compressed-air line (4) from the locomotive (2) to the last goods wagon (3) of the cargo train (1) comprises a train integrity base (11) provided in the locomotive (2) and train integrity modules (12) provided in at least several goods wagons (3), wherein the train integrity base (11) comprises a receiver (18) for receiving integrity data transmitted from the train integrity modules (12).
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