Russia’s Fighter Engine Development Is Slow Going
The Su-57 engine needs an afterburner to reach supersonic speeds, according to the CEO of Arkhip Lyu-lka Design Bureau, which is developing the powerplant.
Credit: Piotr Butowski
During a June speech about turbofan engines for Russian tactical combat aircraft, the CEO of Arkhip Lyulka Design Bureau revealed an important detail about the Sukhoi Su-57 engine, the Saturn AL-41F-1: It requires an afterburner to reach supersonic cruising speed. “Its specific characteristics...
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