All,
It seems that only ca 5100 m^3 or 180'000 cuft were used for the fill at
ground pressure.
http://www.redbullusa.com/cs/Satellite/en_US/Article/Everything-you-need-to-know-about-the-Red-Bull-Stratos-balloon-021243269629522
see Q&A "How much helium is used?" below the third picture.
This expands to the 30'000'000 cu ft at high altitude.
The above still corresponds to 6800 liters of liquid.
Clemens
On 10/29/2012 3:18 PM, John Wright wrote:
>
> Was that 30 million cubic feet at atmospheric pressure?
>
> -jmw-
>
> On Tue, 16 Oct 2012, Deryck Webb wrote:
>
> > Hi Spinlanders,
> >
> > Just for interest sake, and the fact that it's all over the
> news, I'd like to comment on the Felix Baumgartner/Red Bull Stratos
> event that occurred this past Sunday.
> >
> > As we're all aware there is a shortage of supply of liquid
> helium in North America and the world and we've all felt the pinch of
> rationing and sometimes even denial of helium.
> >
> > Here's what was used for the Stratos mission;
> >
> > The RedBullStratos Balloon held 30,000,000 cu ft of helium gas.
> That's 849,600,000 litres of gas, which will condense into 1,132,800
> litres of liquid! (750:1 expansion ratio). Depending on where your at
> that's over $10M worth of helium.
> http://www.redbullstratos.com/technology/high-altitude-balloon/
> >
> > We all know helium is non renewable and very difficult to
> extract from natural gas, and once released to the atmosphere helium is
> non recoverable.
> >
> > That volume of helium would supply the University of Alberta,
> all departments, all helium applications, for over 50 years!
> >
> > Please let me know the number and frequency of instruments you
> have in your lab and how long that supply would have sustained your
> facility. I'll post the results when I get a decent number of responses.
> >
> > Thanks everyone,
> >
> > Deryck
> >
> >
> ------------------------------------------------------------------------------------
> > Deryck Webb B.Sc, MBA - Business and Technical Manager
> > NANUC - Canada's National High Field NMR Centre
> > Room 103 Email: deryck_at_nanuc.ca
> > NANUC Bldg. Phone: (780) 492-8530
> > University of Alberta Fax: (780) 492-9174
> > Edmonton, Alberta Cell: (780) 707-0857
> > Canada T6G 2E1 AIM: derycknmr
> > http://www.nanuc.ca
> >
> >
>
--
Clemens Anklin, Ph.D. Vice President
Bruker Biospin Corp. NMR Applications & Training
15 Fortune Drive http://www.bruker-biospin.com/nmr
Billerica MA 01821 e-mail: clemens.anklin_at_bruker-biospin.com
Phone:(978)667-9580 ext.5144
Received on Mon Oct 29 2012 - 14:42:53 MST