Rolls-Royce's Advanced Lean-Burn Combustor Validated In Flight Tests

advanced lean burn Rolls combustor
Credit: Rolls-Royce
Rolls-Royce is in the final stages of flight tests of its ALECSys (Advanced Low-Emissions Combustion System) lean-burn combustor system and expects to wrap up the campaign by around mid-year. Tested as part of the UltraFan engine demonstrator effort, the lean-burn system is designed to improve the...
Guy Norris

Guy is a Senior Editor for Aviation Week, covering technology and propulsion. He is based in Colorado Springs.

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