[SEL] Compressed Air Car? -- OT

[Listerdiesel]

On 14/02/2008, Best, George <George_Best at adp.com> wrote:
> I was wondering what psi they used and found this:
>
>
>  "Barring any last-minute design changes on the way to production, the
>  Air Car should be surprisingly practical. The US$12,700 CityCAT, one of
>  a handful of planned Air Car models, can hit 68 mph and has a range of
>  125 miles. It will take only a few minutes for the CityCAT to refuel at
>  gas stations equipped with custom air compressor units; MDI says it
>  should cost around $2 to fill the car's carbon-fiber tanks with 340
>  liters of air at 4350 psi. Drivers will also be able to plug into the
>  electrical grid and use the car's built-in compressor to refill the
>  tanks in about fours hours. "
>
>

What pressure does air liquefy at ??

See also:

http://www.technologyreview.com/Energy/20071/page2/

Peter
-- 
Peter A Forbes
Email: listerdiesel at gmail.com
http://www.oldengine.org/members/diesel
http://stationary-engine.co.uk
http://www.oldengine.co.uk