Re: Re: First new tram for Sydney''s $2.1b light rail line finally unwrapped

It works fine for Skoda - but you can no doubt ask about that in the near future!

Tony P
---InTramsDownUnder@..., <matthew@...> wrote :

On 10/08/17 06:57, prescottt@... mailto:prescottt@... [TramsDownUnder] wrote:

> Mick, if there's the technology nowadays to electronically mimic a
> continuous axle, why remain stuck in the old ways?

It doesn't work though. There is enough 'slip' in the 3 phase motors
that a virtual axle isn't fully effective.

Alstom have resorted to gearboxes and low level transaxles to link the
wheels on opposite sides together to improve the running characteristics.