=A0yes momentum would be massive...But braking system can be connected to =
this system if i can give relay output.Right now we are controllig the whol=
e system over Wireless...so just have to add one more interlock to the syst=
em...
 1)distance of 10m would be critical and it has to stop at that distance. =

 2)distance of 15m can give an alarm.
 3)breaking distance is 3.5mts



On Thu, 16 Nov 2006 Alan B.Pearce wrote :
> >I haven't been paying attention. Did this resolve?
>
>I don't think the OP has resolved anything at all about the project, and t=
he
>least worry at the moment seems to be temperature. Current discussion seems
>to revolve around required accuracy, and how to stop a train with
>considerable momentum with a tight position accuracy.
>
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