Sukhoi Superjet 100 Undergoes Additional Hot Soak Trails
OREANDA-NEWS. August 12, 2011. The Sukhoi Superjet 100 flight prototype SN95005 landed at Ras al-Khaimah (UAE) to undergo hot soak trails (above +
Ground hot soak trials are aimed at proving the ability of the aircraft, its systems and avionics to resist against temperature shock. These tests shall confirm reliable starting and operation of the APU and engines at high outside air temperature even after long parking. In order to demonstrate their proper condition the airframe made of composite materials will go through the special checks.
Check flights are aimed at confirming of declared takeoff and landing aircraft performances as well as stable engines operation on steady and variable modes of operation. The test program also includes the performance of the continued takeoff, single-engine go-around, and relight in flight.
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