4 ms·
What is the reason for counting? Is it to detect that a train has passed and not just stopped on top of the sensor?
by kpil 10y ago
What is the reason for counting? Is it to detect that a train has passed and not just stopped on top of the sensor?
- Aaargh20318 10y agoIf I had to guess they count the number of axels entering a section of track and then count down the same number of axels at the end of a section to know when it has cleared the section completely.
- adrianN 10y agohttps://en.wikipedia.org/wiki/Axle_counter#Track_vacancy_detection https://en.wikipedia.org/wiki/Axle_counter#Track_vacancy_det...
- gsnedders 10y agoThe goal is to answer the question of "is the entire train that passed into this block now out of the block?", alternatively phrased as, "has the train lost any wagons in this block?". If anything has got left behind, you can't let anything go into the block.