Sustainable and Green Engine

SAGE (Sustainable And Green Engines)

AFHE

6 demonstrators with evolutionary and revolutionary technologies with challenging environmental objective

Main Members and Affiliates: Rolls Royce plc, Rolls Royce Deutschland, SNECMA, MTU, Turbomeca, Volvo, AVIO, ITP, …

Total budget > 420 M€

www.cleansky.eu

Contra-Rotating Open Rotor – Concept Challenges

Power Turbine

PropellersPitch Change Control

ProtectiveAir Intake

Rotating Nacelle Parts

Noise& Vibration

Operability & Power Management

Certificability& Reliability

A/C Installation and wake interaction

Counter-rotating propellers, noise optimised

De-icing

Communications via rotating systems

Power gearbox

www.cleansky.euFirst ground test before end 2015

Technologies for lightweight, efficient intercase structures

Composite fan case

Composite fan blades

Novel intake with optimised aero and

acoustic liners

Advanced integrated dressings

Lightweight, high efficiency LPT

Improved controls heat management

Advanced sealing technologies

Lightweight annulus fillers

Intake optimised to composite fan system

Large 3 shaft Engine – Concept Challenges

www.cleansky.eu

August 2012: the first fan case engine build was achieved (advanced dressings)

More on Skyline October 2012

http://www.cleansky.eu/content/document/skyline-issue-8-october-2012

Large 3 shaft Engine - Achievements

Advanced Geared Turbofan – Concept Challenges

New High Efficient High Pressure Compressor

Mid Turbine Frame with aggressive Interduct

New High Speed Low Pressure Turbine

New Lightweight Exhaust Frame

Advanced Fan Drive Gear System

Temps & Materials

Weight & Mech. IntegrationInnovative Designs &

Mfg Processes

Efficiency & Performance

Engine Control & Power System

www.cleansky.eu

Advanced Turboshaft – Concept Challenges

High efficiency HP turbine

Innovative rear support architecture to reduce

power losses

High efficiency Compressor

Low weight gearbox

One stage low weight high efficiency BP turbine

Low Emission Combustion Chamber

Air intake acoustic attenuation

Exhaust and plug acoustic attenuation

www.cleansky.eu

Advanced Turboshaft – Achievements

Turboshaft-engine demonstrator assembly started in August 2012. The first rotation runs in March 2013.

www.cleansky.eu

Lean Burn – Concept Challenges

www.cleansky.eu

SAGE: Next plans and demonstrations

Large Three-shaft Engine DemonstratorLightweight fan system• Advanced external engine components and accessories• Advanced ‘inter-case’ structures• Lightweight and efficient Low-Pressure Turbine

Contra-Rotating Open Rotor· Propeller Design· Pitch change mechanism· Gear Box· Rotating structure

Advanced Geared Turbofan DemonstratorNew highly efficient HP-Compressor• Light weight high speed Low-Pressure Turbine• Advanced light weight and efficient Turbine Structures• Light weight and reliable Fan Drive Gear System• New systems for a more electric engine

Q4/2013

Q2/2013

Q4/2015

Thank you for your attention