Thermoacoustics

Presentations

• Analytical study of coherence between flame heat release and acoustic pressure fluctuations

  ORAL

  Nov. 21, 2023, 8:00 AM – Nov. 21, 2023, 8:13 AM

  Publication: S. Ha and T. Lieuwen, 'Near-Field Effects on the Spectra and Coherence of Direct Combustion Noise', Planned for Scitech 2024

  Presenters

  • Sungyoung Ha

    • Georgia Institute of Technology

  Authors

  • Sungyoung Ha

    • Georgia Institute of Technology

  • Timothy C Lieuwen

    • Georgia Institute of Technology

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• Triggered Instabilities in a Rocket Motor. Part I. On the Role of Acoustic and Combustion Nonlinearities

  ORAL

  Nov. 21, 2023, 8:13 AM – Nov. 21, 2023, 8:26 AM

  Presenters

  • Swarnalatha K. V.

    • University of Alabama in Huntsville

  Authors

  • Swarnalatha K. V.

    • University of Alabama in Huntsville

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• Triggered Instabilities in a Rocket Motor. Part II. One the Role of the Order of Acoustic and Combustion Nonlinearities

  ORAL

  Nov. 21, 2023, 8:26 AM – Nov. 21, 2023, 8:39 AM

  Presenters

  • Sarma L Rani

    • University of Alabama in Huntsville

  Authors

  • Sarma L Rani

    • University of Alabama in Huntsville

  • Swarnalatha K. V.

    • University of Alabama in Huntsville

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• Cluster-based control of self-excited thermoacoustic oscillations in a Rijke tube

  ORAL

  Nov. 21, 2023, 8:39 AM – Nov. 21, 2023, 8:52 AM

  Presenters

  • Hiromi Kimishima

    • The Hong Kong University of Science and Technology

  Authors

  • Hiromi Kimishima

    • The Hong Kong University of Science and Technology

  • Bo Yin

    • The Hong Kong University of Science and Technology

  • Vikrant Gupta

    • Southern University of Science and Technology

  • Larry K.B. Li

    • The Hong Kong University of Science and Technology

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• Effects of turbulence on the generation of indirect noise in an advanced gas-turbine combustor

  ORAL

  Nov. 21, 2023, 8:52 AM – Nov. 21, 2023, 9:05 AM

  Presenters

  • Benyamin Krisna

    • Stanford University

  Authors

  • Benyamin Krisna

    • Stanford University

  • Davy Brouzet

    • Stanford University

  • Matthias Ihme

    • Stanford University

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• Correlating hydrodynamic and acoustic fields in a turbulent combustor through community-based dimensionality reduction of vortical networks

  ORAL

  Nov. 21, 2023, 9:05 AM – Nov. 21, 2023, 9:18 AM

  Presenters

  • Muralikrishnan G Meena

    • Oak Ridge National Laboratory

  Authors

  • Ankit Sahay

    • Indian Institute of Technology Madras

  • Muralikrishnan G Meena

    • Oak Ridge National Laboratory

  • R. I. Sujith

    • Indian Institute of Technology Madras
    • Department of Aerospace Engineering, Indian Institute of Technology Madras, Chennai 600 036, India

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• Acoustic Emission of Thermodiffusive Unstable Premixed Lean Hydrogen-Air Slit Flames

  ORAL

  Nov. 21, 2023, 9:18 AM – Nov. 21, 2023, 9:31 AM

  Presenters

  • Borja P Pedro Beltran

    • RWTH Aachen University, Institute of Aerodynamics

  Authors

  • Borja P Pedro Beltran

    • RWTH Aachen University, Institute of Aerodynamics

  • Matthias Meinke

    • RWTH Aachen University, Institute of Aerodynamics and Chair of Fluid Mechanics

  • Wolfgang Schröder

    • RWTH Aachen University, Institute of Aerodynamics and Chair of Fluid Mechanics

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• Effect of syngas composition on heat release rate response and thermoacoustic oscillations in swirl-stabilized combustors

  ORAL

  Nov. 21, 2023, 9:31 AM – Nov. 21, 2023, 9:44 AM

  Presenters

  • Meenatchidevi Murugesan

    • Indian Institute of Technology Dharwad

  Authors

  • Meenatchidevi Murugesan

    • Indian Institute of Technology Dharwad

  • Arvind Raj Sakthivel

    • Department of Mechanical, Materials and Aerospace Engineering, Indian Institute of Technology Dharwad, Dharwad, India.

  • Manjunath Mailarappa Meti

    • Department of Mechanical, Materials and Aerospace Engineering, Indian Institute of Technology Dharwad, Dharwad, India.

  • Abhijit Kumar Kushwaha

    • King Abdullah University of Science and Technology

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• Experimental analyses of the transition to secondary thermoacoustic instabilities of H2-CH4-air premixed flames in slender tubes.

  ORAL

  Nov. 21, 2023, 9:44 AM – Nov. 21, 2023, 9:57 AM

  Presenters

  • Pedro Gatón-Pérez

    • Universidad Politécnica de Madrid, ETSIAE

  Authors

  • Pedro Gatón-Pérez

    • Universidad Politécnica de Madrid, ETSIAE

  • Daniel Martínez-Ruiz

    • Universidad Politécnica de Madrid, ETSIAE
    • ETSIAE, Univ. Politécnica de Madrid

  • Victor Muntean

    • Universidad Politécnica de Madrid, ETSIAE

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• Modeling the Effects of Spray Number Density on the Global Heat Release Dynamics of Spray Flames

  ORAL

  Nov. 21, 2023, 9:57 AM – Nov. 21, 2023, 10:10 AM

  Presenters

  • Vishal Acharya

    • Georgia Institute of Technology

  Authors

  • Vishal Acharya

    • Georgia Institute of Technology

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• Chaos suppression via genetic programming control in a self-excited thermoacoustic system

  ORAL

  Nov. 21, 2023, 10:10 AM – Nov. 21, 2023, 10:23 AM

  Presenters

  • Bo Yin

    • The Hong Kong University of Science and Technology

  Authors

  • Bo Yin

    • The Hong Kong University of Science and Technology

  • Zhijian Yang

    • The Hong Kong University of Science and Technology

  • Yu Guan

    • The Hong Kong Polytechnic University

  • Stephane Redonnet

    • The Hong Kong University of Science and Technology

  • Larry K.B. Li

    • The Hong Kong University of Science and Technology

  View abstract →