Rostec launches new Superjet engine “heart”

Rostec’s United Engine Corporation reports that it has successfully completed the first stage of testing the PD-8 gas generator for SSJ-NEW planes. Specialists of UEC-Saturn (Rybinsk) tested its launch and operation in a slow mode and in other modes. The gas generator, which is called the “heart” of an aircraft engine, consists of a high-pressure compressor and a combustion chamber – this part drives the power unit. As part of tests, estimates and experiments were carried out, and the optimal configuration of the gas generator (its electrical, hydraulic and pneumatic systems) was found. After that, specialists launched “hot” starts of