Author Topic: 1,990 hp N1K2-J... Naw, not a chance.  (Read 1345 times)

funked

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1,990 hp N1K2-J... Naw, not a chance.
« Reply #30 on: February 15, 2001, 08:11:00 AM »
Man that is weird, because they tested both planes.  I've got some pictures of the Wright Field flight line at the end of the war that would blow your mind.  They had one of everything.  

Offline Jimdandy

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1,990 hp N1K2-J... Naw, not a chance.
« Reply #31 on: February 15, 2001, 09:34:00 AM »
Wouldn't the ratio be one that kept the prop tips below the speed of sound? Say some where in the range of 0.9 the speed of sound?

Offline Jimdandy

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1,990 hp N1K2-J... Naw, not a chance.
« Reply #32 on: February 15, 2001, 11:03:00 AM »
 
Quote
Originally posted by Voss:
I believe that the purpose of water/methanol injection is to carry more oxygen molecules/unit volume to the ignition chamber.

Voss

Thx Voss. That is what I'm suspecting.

Offline juzz

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1,990 hp N1K2-J... Naw, not a chance.
« Reply #33 on: February 15, 2001, 04:47:00 PM »
go to http://naca.larc.nasa.gov/  and search amoung the NACA reports for the ones on nitrous oxide injection, water/methanol injection, supercharging, turbocharging etc... it's all in there.

Offline bolillo_loco

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1,990 hp N1K2-J... Naw, not a chance.
« Reply #34 on: February 15, 2001, 07:04:00 PM »
you know that 427mph Ki-84....well I live about 5 minutes from where it was tested in middletown Pa. I bet if I rolled down there, they would not have the data anymore. I wouldnt even know who to ask. I also live near the carlisle war college, I once e mailed them about the usaaf and they said I had to get a hold of the usaf.

Offline brady

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1,990 hp N1K2-J... Naw, not a chance.
« Reply #35 on: February 16, 2001, 12:57:00 AM »
Nath-BDP, well done i have only seen excerpts from this report before wtg!

brady


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[This message has been edited by brady (edited 02-16-2001).]

Offline Voss

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1,990 hp N1K2-J... Naw, not a chance.
« Reply #36 on: February 16, 2001, 01:30:00 AM »
Does anyone know (maybe Mav?) if OCMI at Ft. Huachuca would be willing to assist in tracking down test data of this nature? I know the Army never disposes of useful data, so it has to be maintained somewhere (and yes any USAAF information would have been retained by the Army). Where is another matter, and who to ask? I have always found the Army to be very helpful with research relevant to the USArmy, and especially historical matters. You just have to find the right person to ask.

Offline Widewing

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1,990 hp N1K2-J... Naw, not a chance.
« Reply #37 on: February 16, 2001, 08:17:00 AM »
 
Quote
Originally posted by Voss:
Does anyone know (maybe Mav?) if OCMI at Ft. Huachuca would be willing to assist in tracking down test data of this nature? I know the Army never disposes of useful data, so it has to be maintained somewhere (and yes any USAAF information would have been retained by the Army). Where is another matter, and who to ask? I have always found the Army to be very helpful with research relevant to the USArmy, and especially historical matters. You just have to find the right person to ask.

Actually, virtually all AAF records were transferred to the USAF in 1947-48. Surviving test data, flight test reports and performance evaluations, can be obtained from the National Archives located at College Park, Maryland. Or, you can visit the Air Force Historical Reasearch Center located at Maxwell AFB outside Montgomery Alabama. ALL AAF WWII records are stored at Maxwell. Microfilm copies are maintained at the National Archives.

You can contact the folks at the AFHRC by phone at:

(334) 953-2395


My regards,

Widewing

My regards,

Widewing

YGBSM. Retired Member of Aces High Trainer Corps, Past President of the DFC, retired from flying as Tredlite.

Offline Seeker

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1,990 hp N1K2-J... Naw, not a chance.
« Reply #38 on: February 16, 2001, 08:30:00 AM »
No doubt one of you guys will correct me if needed; but as far as I'm aware, water is never an oxidant, it is in it's self an oxide and hydrocarbon combustion is an inaapropriate reaction to reduce it.

It's a coolant.

Wiether that means increased charge density or anti-preignition I'll leave it to the engine guys to discuss.

I'm very curious about the pressurized coil. True, air is an insulator, but the abscense of that insulator high alt/low pressure)does not mean the remaining interstices have been occupied by a conductor.

It's more likely mechanical defects in the windings (such as bubbles in the resin) were being exhibited.

And another thing...why doesn't the spill chacker thingy work?