[ExI] Electric cars without batteries

BillK pharos at gmail.com
Mon Oct 25 07:29:00 UTC 2010


On Mon, Oct 25, 2010 at 4:16 AM, spike  wrote:
<snip>
> OK no problem, proposal: let's see if there are any steam turbines of 20-ish
> kw, I will estimate the boiler needed to make the steam and the condenser
> requirements (because that will be possibly as big and heavy as the rotor if
> not moreso) and I think we will both see why this notion has never been used
> as far as I know for automotive use.  If instead of a condenser, we throw
> the low pressure steam overboard after it passes the turbine, the idea would
> require too much water mass for a typical trip.
>
> Hmmm, well OK, with those numbers we should be able to get these two to meet
> somewhere in the middle.  With that in mind, we might be able to get a hot
> gas turbine to run efficiently down at 30kRPM and a generator that can
> sustain those speeds without overheating.
>
>


<http://www.steamcar.co.uk/design.html>

Length  	7.663 m  	
Width 	1.700 m 	
Tall 	        1.700 m 	
Weight 	3 tonnes 	
Engine 	Two stage turbine      13,000rpm max turbine revs
Transmission 	Rear wheel drive 	
Power 	268 kw 	360 hp
Top speed 	274 kph 	170 mph


New world record!


BillK




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