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WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

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Page 1: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

WELCOME TO

Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Page 2: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

WELCOME TO

Page 3: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

WELCOME TO

...despite the name, this is not what we do!

Page 4: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Combustion is everywhere

- at home

Welcome to...

Page 5: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

- in transport

Combustion is everywhereWelcome to...

Page 6: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Combustion is everywhere

- in industry

Welcome to...

Page 7: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Combustion is everywhere

- in entertainment

Welcome to...

Page 8: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Combustion is everywhere

- in romance

Welcome to...

Page 9: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Combustion is everywhere

But it can go wrong …

Welcome to...

Page 10: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Combustion is everywhere

Aircraft turbines…

Welcome to...

Page 11: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Home furnaces…

Welcome to...

Combustion is everywhere

Page 12: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Barbecues...

Car engines...

Welcome to...

Combustion is everywhere

Page 13: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Combustion instabilities

Can we prevent instabilities?

Welcome to...

Page 14: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Combustion instabilities

Can we prevent instabilities?

Welcome to...

Page 15: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Combustion instabilities

Sound

Gas-flow Combustion

Welcome to...

Page 16: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Combustion instabilities

Sound

Gas-flow Combustion

Complex !

Welcome to...

Page 17: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Combustion instabilities

Collaboration T hermo-acoustic and

A ero-acoustic

N onlinearities in

G reen combustors with

O rifice Structures

Welcome to...

Page 18: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Combustion instabilities

Greener future

Welcome to...

Page 19: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Combustion instabilities

Emission Reduction

Welcome to...

Greener future

Page 20: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Combustion instabilities

Emission Reduction Dynamic operation

Welcome to...

Greener future

Page 21: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Combustion instabilities

Emission Reduction Dynamic operation Different fuels

Welcome to...

Greener future

Page 22: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Combustion instabilities

Emission Reduction Dynamic operation Different fuels

Welcome to...

This is where the trouble starts !

Greener future

Page 23: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Welcome to...

How do we cope with this?

Page 24: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Welcome to...

How do we cope with this?

Research!

Page 25: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Welcome to...

Research

Workflow

Identify

Page 26: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Welcome to...

Research

Workflow

Identify

Gather data

Page 27: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Welcome to...

Research

Workflow

Gather data

Modelling

Page 28: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Welcome to...

Research

Workflow

Gather data

Modelling

Prediction

Page 29: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Welcome to...

Research

Workflow

Gather data

Modelling

Prediction

Experiments

Page 30: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Welcome to...

Research

Workflow

Gather data

Modelling

Prediction

ExperimentsDo they agree?

Page 31: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Welcome to...

Research

Workflow

Gather data

Modelling

Prediction

ExperimentsDo they agree?

No

Page 32: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Welcome to...

Research

Workflow

Gather data

Modelling

Prediction

ExperimentsDo they agree?

Yes

Page 33: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Welcome to...

Research

Workflow

Do they agree?

Yes

Explain the results to the world !

Page 34: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Welcome to...

Research

How we work…

Page 35: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Welcome to...

Research

How we work…

Analytical Modelling

Page 36: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Welcome to...

Research

How we work…

Computations

Page 37: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Welcome to...

Research

How we work…

Experiments

Page 38: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Welcome to...

Research

TANGO Team

Page 39: WELCOME TO Thermo-acoustic and Aero-acoustic Nonlinearities in Green combustors with Orifice structures

Thank You for your attention…

Contact : Dr. Maria A. Heckl (Co-ordinator) Keele University, UKDr. Gunilla Efraimsson (Deputy Co-ordinator) KTH, Stockholm, Sweden http://www.scm.keele.ac.uk/Tango/