Rolls-Royce, Boeing and Lufthansa are preparing a new ecoDemonstrator campaign centered on a Boeing 787-9 Dreamliner, with flight testing designed to explore ways of cutting fuel burn and lowering noise. The aircraft will be fitted with Rolls-Royce Trent 1000 engines and is expected to be delivered to Lufthansa at a later date, according to the report.
The test aircraft will operate from Boeing’s site in Glasgow, Montana, and the experimental flying is scheduled to continue through mid-August 2026. Among the technologies under review are a next-generation engine inlet and modified departure and arrival procedures, including Intelligent Operations flight paths. The inlet uses a reduced-length design with advanced acoustic treatments, while the flight paths are created algorithmically using multiple data sources to identify potential gains in fuel efficiency and community-noise reduction.
Part of a wider FAA program
Rolls-Royce said the inlet is intended to help future platforms integrate more fuel-efficient engines while also reducing weight and drag without sacrificing acoustic performance. The company has also provided engineering support and oversight for operating the engine with the new inlet installed. Boeing said the inlet and Intelligent Operations concepts are among several promising ideas it is developing, and noted that the changes could add value for partners such as Lufthansa and suppliers such as Rolls-Royce.
The work is part of Phase III of the Federal Aviation Administration’s CLEEN program, which is aimed at supporting the development of future aircraft. Lufthansa Group’s chief technology officer, Grazia Vittadini, said the airline is pleased to support the program alongside Rolls-Royce and Boeing, with the goal of advancing aviation through technologies that may improve fuel efficiency, reduce noise and prove effective in real-world operations. Rolls-Royce’s Alan Newby said the project reflects a decade of collaboration with Boeing focused on quieter, more efficient and more sustainable flight.
Source: aerotime.aero
