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FICCI Indian Navy Seminar 2016

Emerging Aero Engine Technologies Sasikumar Muthusamy

Manager, System & Sub-System Design, Rolls-Royce India

Rolls-Royce Proprietary Data

19 April 2016

Power System Requirements

Increasing Electrical

Power Demands

Smaller, Lighter and more

Efficient Gas Turbines

Thermal Management Advanced Propulsion

Advanced Health Monitoring,

Lifing and Repair Techniques

Rolls-Royce Proprietary Data

3

‘Next

Generation’

T/W = 15:1

Avon 20

T/W (Thrust to Weight) = 4:1 Spey 202

T/W = 5:1

RB199

T/W = 7:1

‘Current

Technology’

EJ200

T/W = 9:1 • High stage loadings (advanced 3D

aerodynamics, aspirated aerofoils)

• Compact, high pressure ratio cores

• Advanced materials such as Composites

(high temp, lightweight)

• Blisk/Bling Technology, Vaneless Turbines,

Variable Cycles

Significant scope for

technology insertion

remains

The Future Gas Turbine – Smaller, Lighter and More Efficient

Rolls-Royce Proprietary Data

Engines scaled to the

same dry thrust

Key Technology Differentiators

Advanced Gas-Turbine Technology

Advanced 3D Aerodynamics

Advanced Hollow Blisks

Metal Matrix

Composite Blisks

Aspirated aerofoils

Vaneless Counter-Rotating Turbines

Innovative Low Cost

Manufacturing Processes

Precision

Sand Cast

Laser

Deposition

5-axi CNC

Machining

Laser Drilled

Components

Variable Cycles

Rolls-Royce Proprietary Data

Compressor Weight Reduction Blisk – up to 30% weight saving Bling – Ti MMC, up to 70% weight saving

Advanced Combat Aircraft

Rolls-Royce Proprietary Data

Integrated power and

thermal management

Low observability

High survivability

Greater radius of action and

performance envelope

Future Combat demands…

• Survivability, lethality, situational awareness and persistence

Future Battle-space demands greater levels of integrated design for next generation

aircraft and aero-engines

Power and Thermal Requirements - Trends

Rolls-Royce Proprietary Data

Po

we

r &

Th

erm

al R

eq

uir

em

en

ts

F-15C, D

F-15E

Active Denial

Laser Fighter

LRSII

Time Today

~ ~

F-16

Heat Sink: Fuel, Lube, Ram Air, Fan Duct, Thermal Energy Storage, Expendable?

Heat Sink: Fuel

Heat Sink: Ram Air & Fuel

F-22

F-35 STOVL

F-35 CTOL, CV

LRSIII kW

ELLA

MEA I

More Electric Aircraft Gen I

– Electric Engine Start

– Electric Primary Flight Control

– PTMS

Cleared for Public Release , USAF AFRL/RZ, RZ09-0609, 8 Dec 09

Integrated Power and Thermal Systems Intelligent propulsion, thermal management and electrical power provision

PROPULSION

SYSTEMS

ELECTRICAL

SYSTEMS

COOLING

SYSTEMS

OPTIMISATION

and

CONTROL

Mantis UAV Demonstrator Taranis UCAV Demonstrator

Powering the Latest Unmanned

Demonstrator Aircraft

Rolls-Royce Proprietary Data

Integration – ‘System of Systems’ Thinking

Rolls-Royce Proprietary Data

IAC2 Aircraft Carrier, potentially operating AMCA naval variant

• Formidable projection of military power - an ultimate ‘system of systems’

• Integration of requirements critical to optimised operational effectiveness

Futuristic Aircraft for India

Operational Effectiveness

• Optimised in-flight performance and enhanced

power offtake

• Stealth via integrated aircraft-engine design

• Future aircraft growth potential

Risk Management & Affordability

• State-of-the-art, proven technologies

• Benefit from existing industrial experience in

partnership to minimise programme risk

• Lower unit and through life support costs

‘Make in India’

• Self-reliance for India - transfer of design,

development and production capability

• Increased Indian aerospace capability and export

potential

Rolls-Royce Proprietary Data

Better Power for a Changing World