俄制新客机继续飞行测试

Core Viewpoint - The Russian "MC-21" medium-range passenger aircraft equipped with domestic avionics, power supply, and air conditioning systems has successfully completed its first flight, marking the beginning of factory adjustment tests [1][3]. Group 1: Aircraft Specifications and Development - The "MC-21" is a next-generation medium-range aircraft capable of carrying 163 to 211 passengers, with a range of 4,500 kilometers, covering almost all domestic routes in Russia [4]. - The aircraft is assembled at the Irkutsk Aircraft Manufacturing Plant and aims to replace Boeing and Airbus in the Russian market, featuring advanced aerodynamics and next-generation onboard systems [4]. - The current version of the "MC-21" has replaced approximately 80 foreign systems and components to mitigate the impact of sanctions and foreign suppliers [4]. Group 2: Testing and Production Plans - The "MC-21" is scheduled for mass production in 2026, with certification tests expected to be completed by 2025 [6]. - The aircraft's first flight lasted 1 hour and 15 minutes, reaching a speed of 580 km/h and an altitude of 3,000 meters, with all systems functioning normally [1][6]. - The testing program will include numerous flights under various conditions to ensure the aircraft's performance and reliability [7]. Group 3: Engine Development - The "PD-8" engine, used in the aircraft, has successfully completed its tenth flight, demonstrating stable performance at high altitudes and speeds [6][7]. - The development of a complete series of domestic aircraft engines is underway, including the "PD-35," which may be used for future aircraft models [7].