TR TF-X KAAN Fighter Jet

Anmdt

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I have repeatedly said that Kale should be the one developing turbojet engine. Since SOM missile is a cruise missile so it doesnt need longer life span like jet engine for fighter. Jet engine for UAV is the way you guys learn how to make the engine has longer life span. Next step is building higher thrust jet engine for 5 generation fighter.

Any way, if Turkey has two jet engine producers in its early jet engine development stage, it will be not a good thing considering they both will compete for a small domestic market.
Kale had zero to no knowledge except of molding, It took TEI less than a year to develop TJ300's first prototype, Kale's TJ is nearing completion after quite a long time,with delays.
There were other mechanisms which required another suppliers on TurboJet engines, hence Kale was given the job. TEI has worked on miniature engines long time ago but rather experimentally.
Kale will work on those, and probably later produce parts for the national or the licensed engine, there won't be two jet engines for fighter aircraft, and since small turbojets are disposable, i wouldn't mind if there are alternatives. Probably TEI's smaller diameter turbojet engine will be used in numerous missiles beside of Medium range AShM while KALE will work on TJ for SOM,ATMACA, GEZGIN or jet powered kamikaze -anti-radiation missile's engine.
Currently national engine will be developed by TRMotor which BMC and TAI JV, this however might change later.
 

Nutuk

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It's not the same, it took TEI also quite a time to develop the TJ90 and than TJ1400.

The TJ300 with the experiences build with both previous jets is of course much faster (Same with Aksungur drone)
 

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1vDlw.jpg

070301-F-0289B-021.JPG



The Lockheed Martin CATBird is a highly modified Boeing 737-330 designed as an avionics flight testbed aircraft. The name is an adaptive acronym, from Cooperative Avionics Test Bed; coincidentally, CATBIRD is Lockheed's ICAO-designated company callsign. The aircraft was modified in order to provide an economic means of developing and flight testing the avionics suite for the Lockheed Martin F-35 Lightning II.[1] CATBird has a distinctive appearance, with an F-35's nose and a pair of small canards located just aft of the forward entrance doors. Inside, the aircraft is equipped with racks to hold all of F-35's avionics, as well as an F-35 cockpit.[2]

The aircraft was modified under contract by BAE Systems Inc.
at their facility at the Mojave Spaceport. Work began in December, 2003, and the aircraft began post-modification taxi tests in November, 2006. First flight took place on January 23, 2007 at Mojave. After the initial flight test program conducted at Mojave, on March 2, 2007, the aircraft was ferried to Lockheed's Fort Worth facility for Phase 2 of the modification program, which will install the flight test stations and actual avionics and sensor systems to be tested.[3]

In 2014 CATBird software test station was upgraded by Northrop Grumman with Tech Refresh 2 hardware which gives the CATBird capability to test F-35 Block 3 Software.
 
A

adenl

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One thing we've heard very little about is the FBW system of both the Hurjet and TF-X. I think the FBW system of the TF-X will stand or fall by the succes of the Hurjet's FBW system.
 

Anmdt

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TF-X, F35AB (USA), SU-35 (RUS) & F16C (Blk52 +) (USA) MANEUVERABILITY / AGILITY COMPARISION
Someone who undestand this, please enlight us. Thank you!
View attachment 8095
Probably calculated with empirical formulas (based on length-wingspan-engine power etc) , not much reliable or actually means anything.
It is useful in initial design, just may not mean much for the final product. It depends on too many parameters in application.
 
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Zafer

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Hexciter

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It is all obvious, MMU performs perfectly, better than all others in almost all aspects, comes second after F16 only in one metric. If true I want to order an initial batch of 48 pieces for my military with down payment.
But he should add F-22 to comparision also for a better creditability
 
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adenl

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We don't know how much thrust the TF-X engines will have, to say that it will have 11365kg thrust engines(25000lb) is just guess work. And the F-16C doesn't have a 27000lb thrust engine.

I wouldn't put too much trust in this 'calculation'.

Perhaps a Turkish member can translate this piece into English? The author seems to be a a former professor of aerospace engineering.
 

Ryder

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It is all obvious, MMU performs perfectly, better than all others in almost all aspects, comes second closely after F16 only in one metric. If true I want to order an initial batch of 48 pieces for my military with down payment.

Basically boils down to every plane has its strengths and weaknesses.

I feel like the TFX and the F35 will make a perfect team for the Turkish airforce while a naval variant of the TFX would perfectly compliment the F35B.
 

Yasar_TR

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We don't know how much thrust the TF-X engines will have, to say that it will have 11365kg thrust engines(25000lb) is just guess work. And the F-16C doesn't have a 27000lb thrust engine.

I wouldn't put too much trust in this 'calculation'
Exactly,
TFX is going to have 2x 29000lbf engines in prototype. TR Motor seems to be designing an engine with a thrust of 32500 - 35000lbf.
To achieve super cruise above 1.5 Mach and supply enough energy to the power hungry electronic systems and radars , larger the engine the better.
 
A

adenl

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Exactly,
TFX is going to have 2x 29000lbf engines in prototype. TR Motor seems to be designing an engine with a thrust of 32500 - 35000lbf.
To achieve super cruise above 1.5 Mach and supply enough energy to the power hungry electronic systems and radars , larger the engine the better.
Even then he calculated these figures using max take off weight of all three aircraft. Even with under powered engines the TF-X performs better than the other two in a lot of cases. I wonder what the difference will be in air-to-air configuration and higher thrust engines.
 

Zafer

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TF-X, F35AB (USA), SU-35 (RUS) & F16C (Blk52 +) (USA) MANEUVERABILITY / AGILITY COMPARISION
Someone who undestand this, please enlight us. Thank you!
View attachment 8095

I took this author's provided numbers and made some conversions to get to a scoring of success for each fighter and visualized them in a radar type chart for the sake of perception at a glance.

Fight !

Overall Scores with 5 metrics factored in
MMU​
SU35​
F35AB​
F16C​
Maneuver​
100​
91,71​
77,29​
82,37​
Low altitude level roll turn with same roll angle and CL​
100​
92,57​
78,33​
Low altitude momentary (unsustained) pitch up from level flight at 9G with same CL​
100​
94,49​
67,41​
Medium altitude level roll turn with 4.95G acceleration at Mach 0.8​
100​
92,93​
74,34​
82,37​
averages​


fighterRadar.png


Chart shows the performance numbers of low altitude level roll turn maneuver with same roll angle and CL
All numbers are turned into a score number where larger is better. MMU passes with flying colors.

MMU > red
SU35 > green
F16C > blue
F35AB > black

Thrust to weight numbers are confusing. Author states that this number is the lower the better. This indicates the aerodynamic performance of the plane will be good despite the t/w is smaller.
 
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