OPERATION CONTROLLER FOR ELECTRIC RAILWAY STOCK

摘要

PROBLEM TO BE SOLVED: To enhance reliability by doubling a signal line, which transmits the command signal from an operation commanding device. ;SOLUTION: An operation command from the operation commanding device 2 of a control stock 1 is transmitted to the drive controller 7 of each electric stock 4 via double signal lines 6a and 6b. A switch 8 selects either of the double signal lines 6a and 6b. Hereby, it becomes possible to continue the operation of the train, even when a congestion contact or short circuit occurs in on signal line.;COPYRIGHT: (C)2001,JPO