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Train Derailment Detector and (y) Automatic Braking Device: 3DyFAT


Author/s: Luis José Cao Martínez, Patricia Morala Arguello

3DyFAT is the acronym and commercial name for Train Derailment Detector and Automatic Braking Device, a patent of FEVE developed thanks to the experience of FEVE from more than forty years in the railway operation and railway infrastructure administration was born 3DyFAT. 3DyFAT system is a mechanical and pneumatic device, able to instantly detect the moment at which derailment occurs, causing automatic and immediate braking of the complete train.

Keywords: Derailment, automatic braking, pneumatic system.

Publication: Vía Libre Railway Research Nº 5


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