parker

7/21/2019 Parker

http://slidepdf.com/reader/full/parker-56d9ec2fdd5ab 1/40

Aero-engine technology to reduce the impact of aviation on the environment

Ric Parker

Director of Research & Technology

Green Aviation

Imperial College

©2011 Rolls-Royce pl c

The information in this document is the property of Rolls-Royce plc and may not be copied or communicated to a third party, or used for any purpose other than that for which it is supplied

without the express written consent of Rolls-Royce plc.

This information is given in good faith based upon the latest information available to Rolls-Royce plc, no warranty or representation is given concerning such information, which must not be

taken as establishing any contractual or other commitment binding upon Rolls-Royce plc or any of its subsidiary or associated companies.

7/21/2019 Parker


Agenda

Rolls-Ro ce

Aviation and the environment

y

Research will deliver

7/21/2019 Parker


Agenda

Rolls-Ro ce


y


7/21/2019 Parker


Four global markets

2009 results

7/21/2019 Parker


Broadenin our ortfolio

Underpinning long-term growth

Rolls-Royce proprietary information

7/21/2019 Parker


Agenda

Rolls-Ro ce


y


7/21/2019 Parker


The Environmental Challenge

ICAO* set global minimum standards Pasterze Glacier, Austria

u reg ona concerns vary

Global Carbon Dioxide

Climate change (and fuel use)

Circa 1900

oca Local air quality (NOx and particulates)

Noise

* International Civil Aviation Organization

7/21/2019 Parker


Greenhouse gas emissions for 2005 gasses

Source: World Resources Institute

7/21/2019 Parker


Rolls-Royce Environmental Strategy

Maintain our drive to reduce theFactories

and facilities

env ronmen a mpac o a our

business activities;

Further reduce the environmental

impact of our products; and

products

Develop entirely new low-emission

and renewable energy products

Future

products

Rolls-Royce will apply its knowledge and technology to develop

profitable solutions to the challenge of climate change

7/21/2019 Parker


Life Cycle Analysis (LCA)

99.9% of the greenhouse gas emissions associated with anaero en ine occur durin the ‘in service’ life c cle hase

7/21/2019 Parker


Report of the Group of Personalities:

7/21/2019 Parker


Meeting the 50% fuel burn target requires

mprovemen n a areas

Aeronautics Research in

Europe (ACARE) has set

Contributions to CO2 reduction

technology goals to achieve

by 2020

50% reduction in CO

per passenger kilometre; 80% reduction in NOx

50% reduction in noise

rom r rame, ng ne an r ra c anagemen

& Operations from a 2000 baseline

7/21/2019 Parker


Environmental trade-offs

NOX

Engine

pressure

ra oCO2

CO2

Bypass ratio

on ra s an

cirrus cloudsFlight altitude

and route2

7/21/2019 Parker


Global environmental targets

ACARE = Advisory Council for Aeronautics Research in Europe)

Trent 1000 is 12% more fuel efficient than Trent 800

7/21/2019 Parker


Alternative fuels

Projections of biomass production show that it will be a scarce resource

and a hol istic analysis shows that biofuels are best used near the geographic

Offering longer term potential

place of their origin and with minimal processing

7/21/2019 Parker


Scenario of CO2 Emissions from Global Civil Aviation

7/21/2019 Parker


Agenda

Rolls-Ro ce


y


7/21/2019 Parker


Long-term consistent technology strategy

VISION

Vision 10 Vision 20Vision 5Next generation

Technology

demonstration

Future generation

Emerging

technologies

Near term upgrades

Off the shelf

technologies

7/21/2019 Parker



VISION


Technology

demonstration

Future generation

Emerging

technologies

Near term upgrades

Off the shelf

technologies

7/21/2019 Parker


Trent 1000 – High Efficiency

Cycle and components designed for high efficiency, low noise

and minimum environmental impact

IP / HP compressors3-D aerodynamics for high

efficiency

swept fanlow noise and

high efficiency

HP, IP andLP turbine3-D aerodynamics

Contra-rotating HP system

7/21/2019 Parker


Trent XWB – Advanced Technology Advanced

materials

Low emissionscombustor

Lightweight

titanium fan

system

Integrated

Turbine end

wall profiling

intelligent

engine health

monitoring Soluble core HP

turbine blades

Full 3D aero

compressors

2 stage IP turbine

Blisk

technology

Bearing load

management Modulated

cooling air

7/21/2019 Parker



VISION


Technology

demonstration

Future generation

Emerging

technologies

Near term upgrades

Off the shelf

technologies

7/21/2019 Parker


Next Generation Technology Demonstrators

7/21/2019 Parker


Advance2

Architecture2 shaft turbofan

From 2016/2017

Thrust range, – ,

Markets

Medium Corporate aircraft

Large Corporate aircraft

Regional aircraft

70 – 130 seats

Narrowbody aircraft

140 – 200 seats

Improvement

15 – 20% lower

15 – 20% less

Attribute

Fuel consumption

Carbon dioxideCentre of Excellence

Rolls-Royce Deutschland

Up to 50% lower

Up to 12dB quieter

Emissions

Noise

7/21/2019 Parker


Advance2 Strategy

7/21/2019 Parker


Advance3

Architecture3 shaft turbofan

From 2017/2018

Thrust range, – ,

Markets

Widebod aircraft

250 – 600 seats

Narrowbody aircraft

150 – 250 seats Improvement

15 – 20% lower

15 – 20% less

Attribute

Fuel consumption

Carbon dioxideCentre of Excellence

Rolls-Royce, Derby

Up to 50% lower

Up to 12dB quieter

Emissions

Noise

7/21/2019 Parker


EFE – Environmentally Friendly Engine

~£100m UK National Programme | Trent 1000 base | 4 Builds | First Run 2010

Shroudless blade

Tip clearance control system

Lean Burn Combustion System 40% CAEP6 on future cycles

om us on e c ency arge eat current rich burn levels

Fuel management system

7/21/2019 Parker


Open Rotor

ArchitectureGas turbine powered

contra-rotating propellers

Entry into service

From 2022/2025

20,000 – 35,000lb

Markets

arrow o y a rcra

100 – 200 seats

Improvement

30% lower

30% less

Attribute

Fuel consumption

Carbon dioxide Up to 60% lower

Quieter than today

Emissions

Noise

7/21/2019 Parker


Open Rotor Vehicles

7/21/2019 Parker


Noise and Fuel Burn Improvement

Current

B737/A320 Advanced578DX or GE36

Powered

Aircraft

Turbofan or

GTF

Open

Chapter 4

SFC = Specific fuel consumption

7/21/2019 Parker



VISION


Technology

demonstration

Future generation

Emerging

technologies

Near term upgrades

Off the shelf

technologies

7/21/2019 Parker


Potential Game Changers

Engine – Airframe OptimisationIntegrated electr ical

systemsOpen rotor

Pressure Gain

Combustion Advanced Cycles Adaptive cycles

7/21/2019 Parker


Agenda

Rolls-Ro ce


y


7/21/2019 Parker


Global Research Network

7/21/2019 Parker


Clean Sky JTI

The Members of Clean Sky represent 86 organisations in 16 countries

54 Companies

15 Research Centres

17 Universities

-

aircraft

aircraft Green rotorcraft

€1.6 Billion; EuropeanJoint Undertaking

Technology evaluator

Eco designSystems for

green operation

Sustainable and

green engines

7/21/2019 Parker


Clean Sky JTI

Sustainable and Green Engines

Geared Pusher

Counter-Rotating

Open Rotor

Direct Drive Pusher

Counter-Rotating

Open Rotor

Advanced

Turboshaft

Advanced Large

3-shaft Turbofan

Advanced Geared

Turbofan

7/21/2019 Parker


Clean Sky JTI – SAGE1

Geared Open Rotor

Intercase, Mount

Rear Rotating Structure

BR715 Core

Open Rotor AssemblyLow Pressure

Com ressor Booster

Ai rf ramer Requirements

and Installations

Critical DR

Concept studies

Demo spec.

Prelim. design

Partner selection

Detail design

Manufacture

Build and

test

Open rotor technology development→ full-scale engine demonstration

2 0 0 8

2 0 1 5

Project launch Ground

Demonstration

Prelim. DR

7/21/2019 Parker


Clean Sky JTI - SAGE3

Large 3-shaft Demonstrator

Lightweight Intercase

Structures

Trent 1000 Core; Composite Fan

& Integrated Installations

Low Pressure Turbine

and Structures

Conce t DR Critical DR

Concept studies

Technology

selection for

demonstration

Prelim. Design

Process

development

Partner selection

Detail design

Manufacture

Rig testing

Phased build and

technology

demonstration 2 0 1 3

2 0 0 9

Project launch Build 2 engine

test

Prelim. DR Build 1 engine

test

7/21/2019 Parker


Summary

Global warming is real and aviation makes a

small but significant contribution

Aviation continues to row and needs to do sofor good economic and social reasons

Technolo can hel create the balance between

aviation growth and carbon dioxide reduction

technology solutions

-

7/21/2019 Parker


Rolls-Ro ce Grou

parker

Documents