US 12,304,537 B2
Railway carriage with vehicle monitoring system and associated monitoring method
François Bardin, Lesquin (FR); Frédéric Houze, Aubry-du-Hainaut (FR); and Thibaut Leroy, Roubaix (FR)
Assigned to ALSTOM HOLDINGS, Saint-Ouen-sur-Seine (FR); and SNCF Voyageurs, Saint-Denis (FR)
Filed by ALSTOM HOLDINGS, St Ouen sur Seine (FR); and SNCF Voyageurs, Saint-Denis (FR)
Filed on Apr. 28, 2022, as Appl. No. 17/661,228.
Claims priority of application No. 21 04642 (FR), filed on May 3, 2021.
Prior Publication US 2022/0348240 A1, Nov. 3, 2022
Int. Cl. B61L 15/00 (2006.01); B61C 3/00 (2006.01)
CPC B61L 15/0081 (2013.01) [B61C 3/00 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A railway vehicle carriage, comprising:
a plurality of batteries comprising a first battery and a second battery;
a plurality of chargers comprising a first charger connected to the first battery and a second charger connected to the second battery;
at least one piece of equipment powered by the plurality of batteries; and
a vehicle monitoring system, the monitoring system comprising:
at least one sensor of a battery state parameter for each of the plurality of batteries; and
a communication network adapted to receive information from each sensor of the battery state parameter and of each of the plurality of chargers, and to transmit the received information to a processor,
wherein information measured for the first battery that the first charger is switched on or not faulty is used to calculate state of charge of the second battery that the second charger is switched off or faulty,
wherein the calculation is conducted when the railway vehicle is switched on after the railway vehicle is switched off.