open rotoropen rotor technological achievements - … · 01.07.2014 · open rotoropen rotor...
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Open RotorOpen Rotor
Technological Achievements
François MIRVILLESAFRAN/SnecmaSAFRAN/Snecma
July 1, 2014
This document and the information therein are the property of Snecma, They must not be copied or communicated to a third party without the prior written authorization of Snecma.
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SUMMARY
Open Rotor Architectures and Aircraft Integration
Main Technical Objectives
Technologies involved
Technology Achievements
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This document and the information therein are the property of Snecma, They must not be copied or communicated to a third party without the prior written authorization of Snecma.
OR ARCHITECTURES AND A/C INTEGRATION
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This document and the information therein are the property of Snecma, They must not be copied or communicated to a third party without the prior written authorization of Snecma.
Forum AE – July 1st, 2014 – Snecma R&T Direction
MAIN TECHNICAL OBJECTIVES: ACARE 2020
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This document and the information therein are the property of Snecma, They must not be copied or communicated to a third party without the prior written authorization of Snecma.
Forum AE – July 1st , 2014 – Snecma R&T Direction
CURRENT TECHNOLOGY DEVELOPMENTS : SAGE2 (SNECMA LEAD)( )
IN THE FRAME OF « CLEAN SKY » EUROPEAN PROGRAM 2008-20172008 2017 SAGE ITD : SAGE1 TO 6
SAGE2 :Technology Evaluator
SAGE2 : OPEN ROTOR DEMONSTRATOR
LEADER : SNECMA GROUND TEST :
Concept Aircraft
G R i lS t Fi d WiE GGROUND TEST :DEC 2015
Green Regional
Aircraft
Smart Fixed Wing
Aircraft
Eco-Design
Green Rotorcraft
Sustainable and Green Engines TECHNOLOGIES &
DEMONSTRATORS
Eco-
Systems for Green Operations
DEMONSTRATORS
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This document and the information therein are the property of Snecma, They must not be copied or communicated to a third party without the prior written authorization of Snecma.
EcoDesign
SAGE2 : AN INTEGRATED POWERPLANT SYSTEM
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This document and the information therein are the property of Snecma, They must not be copied or communicated to a third party without the prior written authorization of Snecma.
Forum AE – July 1st , 2014 -Snecma --R&T Direction
SAGE2 : DEMO CONFIGURATION
GKN
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This document and the information therein are the property of Snecma, They must not be copied or communicated to a third party without the prior written authorization of Snecma.
NEW TECHNOLOGIES FOR OPEN ROTOR (1/4)
OPEN ROTOR ARCHITECTURES NEED A HIGHER DEGREE OF INTEGRATION OF THE PROPULSION SYSTEM AND THEINTEGRATION OF THE PROPULSION SYSTEM AND THE AIRCRAFT THAN CONVENTIONNAL TURBOFANS
>AERODYNAMICSAERODYNAMICS
>ACOUSTICS
>MECHANICS
DEVELOPMENT &USE OF MORE AND MORE PREDICTIVE SIMULATION TOOLS ASSOCIATED WITH MORE AND MOREPOWERFUL COMPUTERS
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This document and the information therein are the property of Snecma, They must not be copied or communicated to a third party without the prior written authorization of Snecma.
Onera URANS calculation – acoustic directive emissions
NEW TECHNOLOGIES FOR OPEN ROTOR (2/4)
TEST CAMPAIGNS IN WIND TUNNELS ON PROPULSION SYSTEMS : FIRST ALONEFIRST ALONE , THEN IN INSTALLED CONFIGURATIONS (WINGS , AIRCRAFT) ,
SEE HEREUNDER AEROACOUSTIC TEST PERFORMED IN ONERASEE HEREUNDER AEROACOUSTIC TEST PERFORMED IN ONERA MODANE-FRANCE
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This document and the information therein are the property of Snecma, They must not be copied or communicated to a third party without the prior written authorization of Snecma.
NEW TECHNOLOGIES FOR OPEN ROTOR (3/4)
DEVELOPMENT OF NEW COMPONENTS LINKED TO THE OPEN ROTOR ARCHITECTURE :ROTOR ARCHITECTURE : HIGH POWER COUNTER-ROTATING GEARBOX ROTATING FRAMES GREEN BARRELS GREEN BARRELS ENGINE INLET PREVENTING FROM F.O.D. ROTATING NACELLES AND PLUG VARIOUS TYPES OF BEARINGS :
LARGE DIAMETER HIGH LOAD FOR ENGINE BLADE ROTORS RESTRICTED VOLUME ALTERNATE LOAD FOR BLADES HUBS
DEVELOPMENT OF NEW INTERFACE BETWEEN AIRCRAFT PYLON AND PROPULSION SYSTEM MOUNTING SYSTEM DESIGNED FOR OPEN ROTOR PUSHER
CONFIGURATION
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This document and the information therein are the property of Snecma, They must not be copied or communicated to a third party without the prior written authorization of Snecma.
NEW TECHNOLOGIES FOR OPEN ROTOR (4/4)
DEVELOPMENT OF A SPECIFIC CONTROL SYSTEM FOR GEARED OPEN ROTOR : TWO MORE PARAMETERS TO CONTROL , SPEEDS OF FWD AND AFT
PROPELLER ROTORS
IMPLEMENTATION OF FUNCTIONS AT THE PROPULSION SYSTEM IMPLEMENTATION OF FUNCTIONS AT THE PROPULSION SYSTEM LEVEL THAT LEAD TO DEDICATED TECHNOLOGIES OR DESIGNS , FOR EXAMPLE: THERMAL MANAGEMENT OF THE NACELLES DE-ICING OF THE PROPELLER BLADES
DEVELOPMENT & USE OF NEW LOW-WEIGHT MATERIALS : COUNTER-ROTATING COMPOSITE BLADES , ORGANIC MATRIX –RTM
INJECTED TIAL BLADES FOR HIGH SPEED POWER TURBINE
DEVELOPMENT & USE OF ADVANCED HEALTH MONITORING AT
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This document and the information therein are the property of Snecma, They must not be copied or communicated to a third party without the prior written authorization of Snecma.
ENGINE AND AIRCRAFT LEVEL
TECHNOLOGICAL ACHIEVEMENTS
Technology Achievement
Propeller Blades Partial Test + Scale 1 manufacturing + Design p g g
Power GearboxPartial Tests of components + Preliminary Design
Partial Tests of components +ManufacturingRotating Frames
Partial Tests of components + Manufacturing samples + Design
Green BarrelsMaterial Tests + Near Scale 1 Manufacturing + Preliminary Design
Rotating Nacelles and PlugMaterial Tests + Near Scale 1 Manufacturing + Preliminary Design
Bearings Preliminary Design Mounting Systems Preliminary Design Control System Preliminary Design Thermal Management Preliminary Design De Icing Partial Tests of components
Air inlet Design for scheduled Partial Test
Simulation Tools Optimization, Calibration and Use of Aeroacoustic and mechanical tools
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This document and the information therein are the property of Snecma, They must not be copied or communicated to a third party without the prior written authorization of Snecma.
Aeroacoustic and mechanical tools