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How quick to develop/field space warships?   Message List  
Reply | Forward Message #76321 of 82036 |
Re: [sfconsim-l] How quick to develop/field space warships?

Another data point for "shortest" would be the P-51, which was ordered
on 1 May 1940 and first entered combat on 10 May 1942.
(http://en.wikipedia.org/wiki/P-51_Mustang and some quick date
calculations in Excel)


On Wed, Jan 14, 2009 at 11:26 AM, Henry Cobb <henry_cobb@...> wrote:
>> From: Isaac Kuo <mechdan@...>
>> Not long before that start of the game, the first space
>> warships are commissioned specifically to blockade Earth
>> from incoming spacecraft by the USA.
>
> USS Freedom's timeline is about a best case for a new category of warship.
>
> http://en.wikipedia.org/wiki/Littoral_combat_ship
> 2004: preliminary design
> 2005: keel was laid down
> 2006: Launched (i.e. floating in water, as an empty hull)
> 2008: commissioned
>
> 2009 will see some fleet exercises.
>
> So the concept to design process only took one year, but it took another
> four years to put everything together and there are still plenty of systems
> that are not ready for prime time.
>
> Once there is a working design more ships could be built in around two years
> in a pinch.
>
> -HJC

--
James Sterrett
james.sterrett@...



Wed Jan 14, 2009 5:42 pm

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... USS Freedom's timeline is about a best case for a new category of warship. http://en.wikipedia.org/wiki/Littoral_combat_ship 2004: preliminary design 2005:...
Henry Cobb
henry_cobb
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Jan 14, 2009
5:26 pm

Another data point for "shortest" would be the P-51, which was ordered on 1 May 1940 and first entered combat on 10 May 1942. ...
James Sterrett
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Jan 14, 2009
5:42 pm

A better reference might be the development of WWI fighters from civilian racers and military scout a/c. That represents an adaptation of an early unarmed...
Matthew S. Taylor
taylorsvillemd
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Jan 14, 2009
6:33 pm

... I can't get complete data but there's typically a 6 month gap between the aircraft's first flight and its introduction into service, even when the new...
James Sterrett
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Jan 15, 2009
1:41 pm

... warship. You mean a worst case! What a horrible, horrible, little program. HMS Dreadnought is a best case--a year and a day. plus another year for...
mechdan
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Jan 14, 2009
6:36 pm

... During WWII, both the Americans and British met an urgent need for maritime air cover by converting existing merchant ships into escort carriers. The most...
Coridon Henshaw
coridonhenshaw
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Jan 14, 2009
6:31 pm

... A lot of this depends on the details of your technology, though. Just taking a merchant hull and putting missile racks on it will produce something that's...
Anthony Jackson
ac_jackson
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Jan 14, 2009
6:49 pm

... How can you have large off-world populations and not have a "United States Space Guard"? Even if they never fight anybody they'll still be doing search...
Henry Cobb
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Jan 14, 2009
7:01 pm

On Wed, Jan 14, 2009 at 12:31 PM, Coridon Henshaw <coridonhenshaw2@... ... Paging Zoe Brain... [Non-text portions of this message have been removed]...
eric henry
ehenry0623
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Jan 14, 2009
7:36 pm

... Simple, because the Pentagon doesn't want it. In the absense of anyone wanting to spend the time and resources on standing search-and-rescue forces, those...
Isaac Kuo
mechdan
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Jan 14, 2009
8:01 pm

... And the shareholders are going to pay for the delta-V usage, diversion from mission? At some point the megacorps are going to scream for government...
Henry Cobb
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Jan 14, 2009
9:23 pm

... fragments. Having a closer sensor helps, especially if you want to stick a video camera up against a window to look for signs of life. ... Except that...
Jonathan
linguofreak
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Jan 14, 2009
9:47 pm

... The more I think about sticking USN ABM/ASAT missiles on a civilian spacecraft, the more it seems problematic. The missiles are designed to live in 1atm,...
Isaac Kuo
mechdan
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Jan 14, 2009
8:48 pm

... Oh, the development cycle for the _missiles_ might be considerable, but if you have the missiles, installing them on a craft is not hard. ... If you want...
Anthony Jackson
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Jan 14, 2009
9:20 pm

... put every missile in an indiviual airtight cocoon at 1 bar .. cut open both ends with line charges a few seconds before firing and pull the front cap out...
Markus Baur
agricola64
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Jan 14, 2009
9:32 pm

... Why the cord? Ensure the front cap gets released first and the escaping atmosphere would do a decent job of pushing it out of the wouldn't it? If you just...
Jason
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Jan 14, 2009
9:35 pm

... if you are unlucky the cap will be blown straight ahead - and still be in the missiles way when it blasts out ... thats why i want ot be SURE its out of...
Markus Baur
agricola64
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Jan 14, 2009
9:40 pm

Makes sense. I was thinking though you need a material that is going to stay Elastic at EXTREMELY cold temps. Unless you are going to warm the bungee cord,...
Jason
jasonrpatten
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Jan 14, 2009
9:49 pm

... if the bungee is a problem then use a steel wire line with the spring powered mechanism that curls up a window shade .. or a small solid ricket that pushes...
Markus Baur
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Jan 14, 2009
9:55 pm

Current Generation US ASAT missiles at least, and I imagine most future surface based ASAT missiles, aren't really suitable for exo-atmospheric launch at all....
jamealbeluvien
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Jan 15, 2009
10:17 am

The big problem with armed merchies is that they're only expected to survive small scale random hits. They're not expected to keep operating instantly...
Henry Cobb
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Jan 15, 2009
11:28 am

... True, but how significant an issue this is depends on the degree to which any ship can expect to take a hit and keep on going. It's perfectly possible that...
Anthony Jackson
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Jan 15, 2009
5:15 pm

... http://www.globalsecurity.org/military/systems/ship/ddg-51-flt1.htm The ships have steel superstructures, aluminum stacks, and the first comprehensive CBR...
Henry Cobb
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Jan 15, 2009
5:38 pm

... Indeed not. In fact here Fleet Tactics and Coastal Combat by Wayne P. Hughes ...
eric henry
ehenry0623
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Jan 16, 2009
1:23 am

... True, I hadn't really thought about those issues. Still, we're talking about 1.5 centuries from now, so they'll be using different weapon systems. So...
mechdan
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Jan 15, 2009
1:05 pm

... If it's got an air-breathing stage, it's almost certainly a two-stage missile, and stage 2 will be able to initiate launch at very low pressure....
Anthony Jackson
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Jan 15, 2009
5:16 pm

... true, BVut it's still ages more efficient to grab as much oxidizer out of the air as possible rather than dragging all of it along with you. ... altitudes....
jamealbeluvien
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Jan 16, 2009
2:04 am

... Grabbing oxidizer means adding mass and bulk and hardware and compression drag. It's not at all obvious that it's better. However, I do agree that it's...
mechdan
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Jan 16, 2009
3:46 am

... i was thinking of something like a nike sprint .. which afaik used liquid injection into the engine nozzle for steering .. and the eviroment during a...
Markus Baur
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Jan 15, 2009
4:22 pm

... That can come later. ... It's just a diesel-air turbine, perhaps even a model already integrated into an existing laser weapon platform. But there's no...
Isaac Kuo
mechdan
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Jan 14, 2009
9:29 pm
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