A key part of Rolls-Royce’s future commercial engine strategy is coming together with formation of a plan to flight-test the company’s UltraFan technology demonstrator with Airbus, as part of a wider vision targeting entry into service of the new engine from the mid-2020s on. The test program will be cofunded under the European Union’s Clean Sky 2 aerospace research program, and will be flown on the engine manufacturer’s Boeing 747-200 flying testbed. The agreement ...