A track circuit apparatus (1) measures a transmission voltage and transmission current of an AC signal transmitted to rails, calculates an impedance equivalent value based on amplitudes of and a phase difference between the measured transmission voltage and transmission current, and determines presence of the train based on values of real and imaginary component values of the calculated impedance equivalent value.
TRACK CIRCUIT DEVICE AND TRAIN ON-TRACK DETERMINATION METHOD
GLEISSCHALTUNGSVORRICHTUNG UND ZUG-AUF-SPUR-BESTIMMUNGSVERFAHREN
DISPOSITIF DE CIRCUIT DE VOIE ET PROCÉDÉ DE DÉTERMINATION DE TRAIN SUR VOIE
26.02.2025
Patent
Elektronische Ressource
Englisch
IPC: | B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC |
TRACK CIRCUIT DEVICE AND TRAIN ON-TRACK DETERMINATION METHOD
Europäisches Patentamt | 2023
|TRACK CIRCUIT DEVICE AND TRAIN ON-RAIL DETERMINATION METHOD
Europäisches Patentamt | 2023
|Automatic train control and track circuit
Engineering Index Backfile | 1935