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How Would Americans Prepare for Utilization of Metals on Asteroids?



 
 
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Old January 21st 11, 04:53 PM posted to alt.astronomy,sci.space.policy,alt.sci.physics,alt.politics,alt.philosophy
American
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Default How Would Americans Prepare for Utilization of Metals on Asteroids?

On Jan 19, 11:30 am, American wrote:

Those days are over, and now the "bomblets" can be designed with
nearly harmless side-effects. I'd rather not get into the details of
how it can be done, but you can read about some of these ideas in
either Mook's or my earlier posts. Countless data can be provided on
both the reactants and delivery system of the bomblets, which were
stored in numerous fuel cells around the thrust dome, and delivered to
the combustion chamber magnetohydrodynamically. That was all part of
serious R&D accomplished with the fuel pellet injectors - one had to
choose a frequency that would not coincide with either the highest or
lowest frequencies of the exiter coils, and was chosen to be 9540 Hz
for the first coil and 262 kHz for the last coil.

What a wasted post I made, with all kinds of propoganda from every
conceivable angle - doomsday asteroids, moon crash diverting of
'killer'
asteroids, and all of the associated psycho-babble that goes along
with
it - the moon is NOT a steeping stone to interstellar exploration, and
particularly, it is NOT supposed to offer any kind of useful
protection
against asteroids, even before any of those kinds of asteroids have
been targeted as the 'close approach' variety.

All of these cavalier attitudes are nothing but impish attempts to
disguise the true nature of the asteroid mining argument - that if the
elites have become soooooo interested in protecting themselves,
then why not create the very market that the "gods" used mankind for -
to mine for gold - and then leave the planet to go somewhere else?
And if they can't leave, then why can't those masses of "privateers"
have the ability to do it for themselves?

Why all of the homophobia when it comes to establishing some
priviledge concerning living on a prison planet with such retrograded
infrastructure and system of health care?

Instead, why don't the intuitive of us declare war on those who
wish to become forever inward-seeking earth-squatters, by first
inventing, and then producing a delivery system that would
fuel not only the orbitals market, but the mining and refining of
the interplanetary asteroids market as well?

The key word here is "fuel". What is it made of and how is it to be
delivered? This problem was researched originally by the Royal British
Interplanetary Society way back in the '70s. It seems that they had an
great idea for vacuum-tubing, and then "augering" the fuel into the
combustion chamber via

a series of peristaltic lines, which I picked up on:

http://img831.imageshack.us/img831/6632/z0a.gif

and then modified, using a charge-entrained, magnetohydrodynamic
device that would accelerate a small pellet (~4cm.) at the rate of 120/
sec/dome, providing a total of 360/sec for laser ignition. A system of
this intensity requires a

cooling system for continuous nuclear detonation over 10 minutes.
Here is a view of a preliminary isometric design of the cooling
system:

http://img262.imageshack.us/img262/844/33572760.gif

The pellet loading system consists of 18 coils in the injector provide
up to 15 Tesla magnetic induction in order to accelerate each pellet
into the combustion chamber. Superconductive pellets containing SH2
fuel are stored in 5

second fuel cells @ 23.634m/cell. Each cell's outside D = 7.5 cm. (w/
coolant lines). For a 10 minute specific impulse, there are a total of
120 cells/thruster. A preliminary isometric of this system (w/
circumferential modified Blumlien

transmission - FEL's) is shown he

http://img340.imageshack.us/img340/36/z10g.gif

The power to the lasers and coolant system must be provided by a
system of circumferential nukes:

http://img23.imageshack.us/img23/1107/z15r.gif

Here are other side views of this system:

http://img146.imageshack.us/img146/7482/z23.gif
http://img248.imageshack.us/img248/1039/z24.gif

An enlargement which shows greater detail:

http://img12.imageshack.us/img12/5213/z24a.gif

A rear thruster plan view:

http://img408.imageshack.us/img408/645/z25.gif

Granted there are hurtles to overcome regarding the manufacture and
transportation of nuclear material for providing a safe testing area,
but once these (minor) hurtles are overcome, why shouldn't a remote
launch site (Pacific Island)

continue to provide the convenience and security that a massive lift
campaign like this requires?

2025 is too late to wait for a manned mission to the asteroids - not
if there is the potential to accomplish an outside-the-box approach
used by those who wish to free themselves from the tyranny of world-
based progressivism. The

technology is already here, and it has been here, for over a quarter
of a century! If enough people can become motivated in the same
direction (such as the tea party activists), then maybe its a good
time to throw out all of those who

want to continue to mandate our jobs market, mandate our spirit of
entrepreneurialism, and mandate our God-given right to be free from
these puppet-masters of deceipt!

American

"Let me end with an explanation of why I believe the move into
space to be a human imperative. It seems to me obvious in too
many ways to need listing that we cannot much longer depend
upon our planet's relatively fragile ecosystem to handle the
realities of the human tomorrow. Unless we turn human growth
and energy toward the challenges and promises of space, our
only other choice may be the awful risk, currently demonstrable,
of stumbling into a cycle of fratricide and regression which could
end all chances of our evolving further or of even surviving."

- Gene Roddenberry, Planetary Report Vol. 1, 1981
(from: http://www.spacequotes.com/ )
 




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