IRKUT MC-21 analysis, Part 3. The Russian engine alternative

By Bjorn Fehrm

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Introduction

Feb. 29, 2016, ©. Leeham Co: In two articles we have been looking at the new Russian single aisle aircraft, Irkut MC-21from United Aircraft. Now it’s time to analyse the new Russian engine, PD-14, which is offered as an alternative to the base engine for the aircraft, the Pratt & Whitney PW1400G. PD-14 engine

Summary:

  • The PD-14 is a new engine designed by the Aviadvigatel company, a merger of the Soloviev design bureau with the Perm engine company.
  • PD-14 is a modern 31klbf design aimed at several Russian aircraft, the first being the MC-21.
  • The technology and performance of the PD-14 engine is approaching its Western counterparts, Pratt & Whitney PW1400G and LEAP-1A, but not quite reaching their level. We go through where they differ.

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