planes

  • Rolls-Royce’s Low-Emission Turbofan Engine Enters Final Phase of Testing

    Rolls-Royce’s Low-Emission Turbofan Engine Enters Final Phase of Testing

    Rolls-Royce is developing a low-emissions combustion system for its turbofan aircraft engines, the ALECSys (Advanced Low Emissions Combustion System) demonstrator engine, that has entered its final phase of testing in Tucson, Arizona. The engine was fitted to the Rolls-Royce Boeing 747 Flying Test Bed for flights up to 40,000 feet and engine relights under various…