Saturn AL-55

Saturn AL-55

The Saturn AL-55F is a turbofan engine from the Russian engine manufacturer NPO Saturn . The engine designed by the A rchip Michailowitsch L julka design office was developed in the 1990s for use in light combat and training aircraft as well as UAVs. The plant in Ufa is responsible for series production .

description

The AL-55 is a twin-shaft turbofan engine with a three-stage low-pressure compressor, a five-stage high-pressure compressor and a single-stage low-pressure and high-pressure turbine. It has an annular combustion chamber.

The engine has a modular design and can be designed for up to 49 kN thrust. An afterburner is possible in later versions, as is thrust vector control.

The MTBO is 2000 hours.

variants

In addition to the basic version and the AL-55 / I intended for India, other versions are being considered, which so far remain in the drafting stage.

AL-55

Original version, was intended for the Mikoyan-Gurevich MiG-AT . A prototype flew with the AL-55 in 2008. The engine is to be used in the SAT SR-10 and, if necessary, as a replacement in machines equipped with the Ivchenko AI-25 .

AL-55 / I

Export variant for the Hindustan Aeronautics HJT-36 . The planned twin- engine HJT-39 is to be equipped with a more powerful version of the AL-55 / I with 21.6 kN thrust. The contract with HAL provides for license production in India .

Technical specifications

AL-55 / I
Length (mm)	1950
Fan diameter (mm)	462
Dry weight (kg)	315
Thrust (kN)	17.3
Bypass ratio	0.515
Pressure ratio	1: 17.5
Specific fuel consumption (kg / kgf × h)	0.69
Turbine inlet temperature (° C)	1445

Individual evidence

1. ↑ AL-55 on Track For Full-Up Test. In: aviationweek.com. Retrieved September 30, 2017 (English). 
2. ↑ ^{a b} AL-55 / I. In: npo-saturn.ru. UEC NPO Saturn, accessed on September 30, 2017 . 
3. ↑ AL-55 Engine Family. (PDF, 4.7 MB) In: npo-saturn.ru. UEC NPO Saturn, October 2010, pp. 19–21 , accessed on September 30, 2017 (English). 
4. ↑ AL-55. In: leteckemotory.cz. Retrieved September 30, 2017 (Czech). 
5. ↑ АЛ-55И проходит испытания на МиГ-АТ. In: razlib.ru. September 2008. Retrieved on September 30, 2017 (Russian). 
6. ↑ Vladimir Karnosow: Surprise Debut for Russian Light Jet at MAKS. In: ainonline.com. July 26, 2017, accessed September 30, 2017 . 
7. ↑ AL-55. In: deagel.com. Retrieved September 30, 2017 (English). 
8. ^ United Engine Corporation -. In: uecrus.com. Retrieved September 30, 2017 (English). 

Web links

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