China Flanker thread

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tphuang

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I thought the J11B is completely indeginous; airframes, electronics, weapons, engines. China is not even using those old SU-27 kit anymore.
There are no russian-made components in them.

So, why china couldn't sell its completely indeginous plane?

But the original design was by the Russians. Even though SAC made some modification to make the plane its own, it is still a Russian developed plane.
 

crobato

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I thought the J11B is completely indeginous; airframes, electronics, weapons, engines. China is not even using those old SU-27 kit anymore.
There are no russian-made components in them.

So, why china couldn't sell its completely indeginous plane?

Maybe because there is an agreement between Sukhoi and China on this. Good faith counts because if you do me a favor, I will do you a favor on something else. A lot of things that don't seem to be directly interconnected in the China-Russia relationship may in fact be connected in some behind the scenes fashion. Better prices for the J-10 engines, agreeing to look the other way to past the engines for Pakistan's FC-1, to giving Chinese priority on oil in Siberia. And so on.

Besides like I said, before even Sukhoi may raise an objection, the PLAAF and the CMC will, because they may not like to expose the "secrets" of the indigenous stuff to the world. And its not like China has other export alternatives like the FC-1 and the J-10.
 

coolieno99

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Posting on the Su-35. It mentions the huge improvement in engine life. Wonder if that had something to do with the French helping the Russian in jet engine technology.
A little update about the Su-35. With bonus

The Russian representatives at this year’s defense trade fair held in Rio de Janeiro, Brazil, as always weren’t very talkative about the new Flanker model but were curiously enough handing out three new brochures that shed more light on the much awaited updated single-seat Flanker multifunction variant.
The digitally enhanced images show that the canards are really gone as well as their heavy structural beefing up. The modern engine used on export aircraft is now called simply ‘117C’ spitting out 14500 kgf with all aspect TVC nozzle and with an expected lifetime of around 4000hrs.. Also new is claims of (fly-by-light ?) fiber optic replacing standard electric cabling.

Revolutionary also is a brand new totally uncluttered flight panel with two very large flat LCD multifunction display panels. Under the wings, for the first time ever on Flanker derivatives, a pair of 2000-liter conformal PTB-2000 external fuel tanks.

On the armament load out drawings more mystery: up to 5 units of a new “Long Range Air-to-Air-Missile” (R-37?) and a new very large Air-to-Ground “Long Range Missile” carried in the space between the intakes. Three new “Anti-Ship Long Range Missiles” and also offered a 5-load possibility for a new “Anti-Radar Increased Range Radar Missile”. The tips of the twin vertical fins return to the shorter classic Su-27 design replacing the considerably taller (and heavier) ones evident on the early Su-35. The canopy is given an electro-conductive covering to reduce the big plane’s radar cross section.

For Electronic Warfare, un-defined jamming equipment is able to work in several modes: self, mutual and group protection. The new radar boasts a phased array antenna with electronic scanning. The new radar is capable of tracking up to 30 airborne targets and attack eight of them simultaneously. In the air-to-ground arena the numbers are no less impressive: 4 targets being tracked and with attacks conducted at the same time. One of the most surprising items available on this new version surely rests in the NATO-standard Link 16 capability inbuilt into the communication systems. The operational lifetime on one of the flyers is cast as 6000hrs or 30 years, not bad for a Russian built fighter.

When a Russian representative at LAAD was asked when the new aircraft would fly for the first time, the answer was as simple and short: “soon, in August” and nothing more. Moscow’s MAKS should mark the debut of the new Flanker. Besides the Russian Air Force, at least two other countries have openly declared interest for the modernized single-seater, Brazil and Venezuela. Can it appeal to current large Su-30 users such as India and China? That’s a question for the future.

Source: [email protected]
 

goldenpanda

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Good point Roger. China could have used the IL76 thing to attach "changes" of her own.

re su-35: so canards proved not good idea?
 
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tphuang

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Good point Roger. China could have used the IL76 thing to attach "changes" of her own.

re su-35: so canards proved not good idea?

I read somewhere that they dropped the canards for weight issues.

I think that if J-11B is going well as a project, then there is no need for su-35. China can just equip the next generation WS-10 engine, mentionned somewhere to have 155 kN thrust (so more than whatever is going on su-35). I don't see su-35 when it's ready, will have better avionics than what China can develop either.
 

goldenpanda

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I always thought they looked goofy when you already have a big tail elevator.

Not sure what the fiber optic buys you. EMP resistance? Better not bend or crack.
 

nemo

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fiber optic is lighter, thinner, and it won't corrode, short, or have grounding/insulation issues.
 

alopes

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It was posted also in Keypublishing a link to pictures of SU-35 propaganda in the site
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that have the news about LAAD 2007 convention.
There is some interesting informations on the pictures.

Here is some links of the pictures:

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szbd

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I read somewhere that they dropped the canards for weight issues.

I think that if J-11B is going well as a project, then there is no need for su-35. China can just equip the next generation WS-10 engine, mentionned somewhere to have 155 kN thrust (so more than whatever is going on su-35). I don't see su-35 when it's ready, will have better avionics than what China can develop either.

I guess you mean after burn thrust? Still 155KN is huge. So China's engine technology is bettern than Russian now?
 

King_Comm

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I guess you mean after burn thrust? Still 155KN is huge. So China's engine technology is bettern than Russian now?
==Well,WS-6 have achieved a thrust of 122 kN with after burner and 71.3 kN military thrust and a thrust to weight ratio of 5.93 in the 70's, and WS-6G achieved 138 kN and 83.85 kN and a thrust to weight ratio of 7.05 in 1980, pretty good even for today's standards, but it had reliability issues and a short life span, so it was not developed any further after the cancellation of Q-6 and J-9. And later the PLAAF chose Spey Mk202 which was more reliable and had a longer service life.

The lesson is, thrust is not the only measurement for the performance of an engine.
 
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