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1.
公开(公告)号:US20180178821A1
公开(公告)日:2018-06-28
申请号:US15899578
申请日:2018-02-20
Applicant: ALSTOM Transport Technologies
Inventor: Jeffrey M. Fries
CPC classification number: B61L25/02 , B61L1/185 , B61L23/044 , H04B3/48
Abstract: The present invention relates to a method for determining the location of a train on a track or of a broken rail of a track, the track including a first section having a first end and a second end, the method including: injecting a current into the track at one end of the first end and second end; detecting the amplitude of the injected current at the same end at which the current was injected; and determining, based on the detected amplitude, the location of the train on the track or of the broken rail of the track.
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公开(公告)号:US10647338B2
公开(公告)日:2020-05-12
申请号:US15899578
申请日:2018-02-20
Applicant: ALSTOM Transport Technologies
Inventor: Jeffrey M. Fries
Abstract: The present invention relates to a method for determining the location of a train on a track or of a broken rail of a track, the track including a first section having a first end and a second end, the method including: injecting a current into the track at one end of the first end and second end; detecting the amplitude of the injected current at the same end at which the current was injected; and determining, based on the detected amplitude, the location of the train on the track or of the broken rail of the track.
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