J-20... The New Generation Fighter

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Re: New Generation Fighter

i wonder if mwryum still don't believe these photos are of the real thing. even better inquiry is what his name means.(an honest curiosity)
 

MwRYum

Major
Re: New Generation Fighter

i wonder if mwryum still don't believe these photos are of the real thing. even better inquiry is what his name means.(an honest curiosity)

Tisk, just when I thought play nice and all people will get off my back and now this...get back to the main traffic, people.

BTW, can anyone confirm that the PLAAF CO is still over there...ie his ferry plane haven't leave the airfield?
 

Quickie

Colonel
Re: New Generation Fighter

Well to be fair I don't know what adjustable DSI is supposed to look like... However the bump design definitely looks unique.

I recall huzigeng (the man who made most of the predictions) saying that the J-XX's adjustable DSI does not equate adjustable bumps. I'm a bit confused by that. How else are they going to make the intakes adjustable?

That's confusing because one would expect the DSI bump to already automatically "adjust" the airflow into the inlet according to the airflow speed. Unless there's such a thing as different unique DSI bumps that adjust the airflows differently with some more efficient than the others, that qualifies it to be called adjustable DSI?
 

cn_habs

Junior Member
Re: New Generation Fighter

1293547269591.jpg

How did someone get this pic from far away?
 

maozedong

Banned Idiot
Re: New Generation Fighter

That's true. The prototype also showed "fins" beneath the tail that probably would be removed in the final version.

Another thing that is bugging me is that the picture of the wing shape is finally out. It seems to indicate that the wingshape is delta rather than lambda or W shaped. Bill Sweetman from aviationweek seems to think that this will be detrimental to the RCS. Could someone clarify?

some one said in fy,that the J-20 prototypeshape is no W shaped, he uploaded the photo to confirm this, but the photo has been deleted, I don't know why. I think wingshape should be some delta angle but strange design, for stealth reason. for now, better refer some reliable PSed picture. do you think so?

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Quickie

Colonel
Re: New Generation Fighter

yes, the source from bbs now, they said the DSI of J-20 is adjustable.



yes, they are the same, but the one I posted is the oringinal size, the others in here right now have been enlarged,not that clear.
but the second one which you posted, I don't know what it is, maybe the part of the tail?

Yes, it's the tail section. The surprising thing is that the picture is showing a clear image of the tail section and a blurry image of the tarmac, meaning that someone (maybe in a moving truck) or the camera itself took that picture while he or the camera is going the same speed as the prototype aircraft. The picture can't be taken by someone on the ground!
 

Martian

Senior Member
China's J-20 Stealth Fighter (Seven clear views)

YVs5N.jpg

J-20 Chinese stealth fighter side-view

9ebw4.jpg

J-20 Chinese stealth fighter from another angle (e.g. notice the wingtip is at the midpoint between two bridge columns in the background)

iWTAJ.jpg

J-20 Chinese stealth fighter from a third angle (e.g. notice the wingtip is to the left of a bridge column in the background; perspective has changed)

ugufe.jpg

J-20 Chinese stealth fighter with a supply truck in front of the plane

BqWfP.jpg

J-20 Chinese stealth fighter with a supply truck on the other side of the plane! (NEW!)

AEiCW.jpg

Frontal view of China's J-20 stealth fighter

4kZVX.jpg

China's J-20 stealth fighter on the tarmac

Note: Thank you to "cloneman" for the latest new picture.
 

siegecrossbow

General
Staff member
Super Moderator
Re: New Generation Fighter

Yes, it's the tail section. The surprising thing is that the picture is showing a clear image of the tail section and a blurry image of the tarmac, meaning that someone (maybe in a moving truck) or the camera itself took that picture while he or the camera is going the same speed as the prototype aircraft. The picture can't be taken by someone on the ground!

There is a wall-climbing spy amongst the workers lol.
 

Scratch

Captain
Re: New Generation Fighter

I must say that to me the DSI bump doesn't really look especially pronounced. It's just that from this angle we can look somewhat into the intake, seeing a rather large part of that thing. Adjustbale DSI sounds wiered somehow. Anyway, unless the photographer has taken that pic in the very moment were the pilot was just testing the function and hit the "close" position, the inlet should be in the "fully open" (small bump) position there since the plane is at slow speed when the pic was taken.
The vertical stabilizers seem to be just moderatly canted, so I'd guess they don't really have a pitch control function, unlike in the YF-23. The canards and later TVC nozzles will probably do the job. That tail somehow always makes me think of the MiG 1.44, it just seems massive in a similar way. So far I also had a feeling the canopy is rather small and the pilot sits really close to the nose. But after seeing the latest pics, that was probably just an illusion.
Btw, where do you all think the gear does retract to, sideway into the wings? That's what the gear doors seem to suggest to me.
That late shot of the rear wing also seems to make sure it's a rather conventional delta wing?

The airplane also is indeed really big. But I think size has some advantages here actually.
It helps with the stealth aspects. It is easier to blend the different parts together when the whole thing is bigger. It also helps to find space to put stuff inside it. And, as already mentioned, for the circumstances of China, range is truly an important factor, another aspect that is aided by size. The whole things also seems to have decent aerodynamic capabilities in producing lift. A low load factor is generally advantageous for good climbing performance and turn rate. For going fast and far efficiently, you also want to go high. The Raptor I think also is able to get higher then many other planes, giving it some energy advantages for certain conditions.
 
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