J-20 5th Gen Fighter Thread VI

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Deino

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@Deino There is a serial number!

QKhkHGO.jpg


would make sense as a new version like 101x were the J-10/J-10A, 102x were the J-10S/AS, 103x were the J-10B and 105x the J-10C.

So can we expect this to be the J-20B??

Deino
 

siegecrossbow

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Oh shoot, just got news now Russia very much willing to supply F117S only to China after learning China trying produce WS10x J20. Come on man, why would they do shit like that spoil others coming out party.

China's should agree only if they offer 117 or better. 117S is not that much of an improvement over Taiwan other than having thrust vectorial nozzles.
 

Deino

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why would it be j20b? for all we know, these initial j20 may be labeled simply as j20, and these ws10 equipped ones may be labeled j20a.


To admit it was only a guesswork since I - maybe wrong but already a habit - call the LRIP-birds J-20A.

I'm not really sure, but following the usual PLAAF nomenclature the first demonstrators are surely J-20 without an additional letter and since the prototypes were heavily revised I always call them J-20A. I admit, this is no where confirmed but since the PLAAF also changed confirmed from the designation Y-20 (= prototypes) to Y-20A (= serials) I think it is not too farfetched.

But I'm willing to be corrected.

Deino
 

Air Force Brat

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With current materials technology, turbofans have more or less reached maximum performance for weight, fuel and thermodynamic efficiency, in engines like F135 etc. I'm glad China is investing heavily in and copying (when it can) materials and turbofan technology, but I also hope they're researching alternatives. Hypersonic vehicles and latest ramjet missile tests have been successful in the past so maybe there will be better aero engines in the future. Hopefully China will not be lagging decades when they do come out. Turbofans like WS15 in a flagship conventional warfare fighter like J-20 are always a morale boost and source of pride, but these days i'm sure China capable of at least starting to develop some super weapons for asymmetric warfare which will work their way into becoming mainstream weapons. Assassin's mace, ASAT, mini drones, EMPs, photonics based radars, hypersonic missiles, lasers, microwaves, DEWs... list goes on. Those are probably more important than immediate success of WS15 and J-20s in huge numbers. Hitler once thought of nuclear weapons as not worthy of serious pursuit. At one point, propeller powered fighters were considered more effective than jet powered because early jet powered fighters had many drawbacks.

Actually turbofans have not reached their max performance, the F-135 is being made more efficient, temperature limits are being raised, and thrust levels have come way up since it's inception??

China's persistent barriers to fielding the WS-15 are indicative of a "systemic problem",,, China and Russia's aspirational engines for the J-20 and SU-57 will require a "leap in technology".. when it comes to turbofans, "leaps" are very, very difficult, and commensurately very, very expensive, as is every system on a true 5Gen aircraft...

That's why I'm rather certain, even the West needs to expand its 5Gen parameters before we throw something on the drawing board,call it a 6th Gen, and say it will do this, and this, and into the future?, we will be able to do that???

if you make those leaps? in a series of steps grounded in reality along the way??? its not only easier and cheaper,,, you have some realistic parameters to determine time lines and ultimately expenses,,, ie, look at the F-35, LCS, and the Ford Class CVN,,, its much easier to walk rather than run toward the future, and that friends is what we all need to do,,,, "Walk, don't Run",,, that was a 60s song wasn't it??? still sound reasoning!
 

Air Force Brat

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117 isn't that much different either. They're similar variants of a common engine, 117 taking in more air, being slightly uprated. Similar technology level, really.

Gentlemen: you're missing the "Forest" because of all the trees?? the Russian F-117S currently powers both the SU-35 and the SU-57,,, each of these aircraft will??? according to our Russian Fans?? "Supercruise", Mach 1.1 to 1.3??? doesn't really matter, does it??

If indeed the F-117 will push those two "Super Flankers" above Mach 1 on dry thrust alone, its quite likely that two F-117S will also push the J-20 above Mach 1 on dry thrust, and that friends would be huge, huge, in an operational sense, particularly if you had relatively few J-20's and needed to reposition them quickly, either to engage potential Op-Fore?? or to strategically exit the battle space...

Of equal importance, it would potentially raise the service ceiling from the mid 40's?? to 55,000ft or so?? getting up into Raptor country, and that friends is why the Raptor is the Raptor,,, stealthy,,, fast, (supercruising at Mach 1.6 to 1.8),,, and extremely high altitude capability without pushing the aircraft and burning an inordinate amount of fuel to get there...

Operationally the Raptor departs and climbs immediately into the nether regions of the atmosphere for much more effiecient operation and a commensurate reduction in fuel burn, to enable the J-20 to supercruise, and to effectively increase its service ceiling by 10,000ft,,, that is huge...

Remember, China is already buying and flying the SU-35, there's a reason for that! more than likely the F-117S and its commensurate capability boost to the garden variety Flanker is the juice,,, just ask those Chinese SU-35 pilots what they think, no doubt the PLA already has??

remember, an engine is just an "air pump", more air in, more air out! BOOM!
 

defenceman

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This is the first WS-10 equipped J-20 that we have actual photographic evidence of, it may be a "one off" test bird, or it could be the precursor for the initial production runs. Once they get it into flight test we will know more, I rather imagine the inlets are fine for now as the WS-10 should be very similar to the AL-31FN, and the fact that we've seen no major changes is great.
Thx Air Force brat
 
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