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Re: Re :(Speed ) TA is obsessed with CBTC, and ''New'' tech for no reason.

Posted by Stephen Bauman on Fri Mar 7 11:12:04 2008, in response to Re: Re :(Speed ) TA is obsessed with CBTC, and ''New'' tech for no reason., posted by Wado MP73 on Fri Mar 7 10:20:04 2008.

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It's 4.5 kph/s for MP89.

Les caisses en aluminium proposent 3 portes par face de 1.65 m de large. La motorisation est pilotée par informatique avec GTO et les moteurs sont de type asynchrone offrant à la rame une puissance de 2800 kW (soit 4480 ch, contre 2240 ch pour une MP59 !) qui leur permet des accélérations spectaculaires atteignant les 2.2 m/s² en service commercial.

2.2 m/sec2 x 3600 sec/hr x 0.001 km/m = 7.92 kph/sec

7.92 kph/sec / 1.609 mph/kph = 4.92 mph/sec

Voila!

I gather you are using a different source for the acceleration figure.


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