DEVICE TO CONTROL TRAIN RUNNING SPEED Russian patent published in 2006 - IPC B61L3/20 B60L15/20 

FIELD: railway transport; signaling and communication; interval traffic control.

SUBSTANCE: proposed device contains track section number pickup 21, track through light signals 1, 2, 3 guarding block-sections and installed at limits of blocks-section, rail circuits of protective sections of track through light signals, rail circuits of block-sections, rail circuit control unit, coder 12 connected by input to first output of rail circuit control unit 11, first matching unit 13 and second matching unit 14, signal indicator unit 15, control signal shaping unit 19, additional coded signals shaping and transmitting unit 20. Locomotive is provided with device with block section limit detector unit 16, cab signaling unit 17, block-section parameters storage and current coordinate determining unit 18, point communication channel receiver 23, switch element 24, tolerable speed determination unit 15, OR gate 26, comparator unit 27, braking unit 28, speed meter 29 additional signal signs indicator 30, protective section rail circuit signal receiver 31, additional coded signals receiver 32 and additional coded signals decoder 33.

EFFECT: increased throughput capacity of railway sections at interlocking with protective sections and centralized arranged of equipment.

1 dwg