Re: XPT Melb - Adelaide?

["Peter Berrett" <pberrett@optushome.com.au>]

That would be of some use coming up through the Adelaide hills.

But the lower centre of gravity might make the train more stable on less
stable track thus enabling faster speeds on existing 115 kph track?

cheers Peter


David Bromage <dbromage@fang.omni.com.au> wrote in message
CmAG5.101$QR.6015@news0.optus.net.au">news:CmAG5.101$QR.6015@news0.optus.net.au...
> Peter Berrett (pberrett@optushome.com.au) wrote:
>
> > Following on from my earlier post I have just been reading "the world
> > fastest trains" by Geoffrey Freeman Allen. It's a great book with a lot
on
> > high speed and very high speed trains.
>
> > I noticed that the Talgos come in for a bit of a mention. They have low
> > slung bodies with a low centre of gravity. Later models tilt.
>
> The problem with passive tilting is that you only get about a 10-15% speed
> advantage on curves. With active tilting you can get as much as 30%.
>
> Cheers
> David