Livrables Other (6) Public dissemination plan Public dissemination plan. Identify public engagement opportunities, organization of public talks/seminars, look for opportunities to engage in public dicourse on energy policy to raise public awareness of challenges of efficient transport and sustainable energy and the role of ANNULIGhT. Organisation of two network wide public events. Publications and attendance at international conferences Publications and attendance at international conferences throughout the whole project duration. Completion of ESR research projects and PhDs TDIBC routines for integration into AVBP Testcompare the predicted sensitivities on simple cases Build TimeDomain Impedance Boundary Conditions TDIBCs for implementation into AVBP from a state space model of combustor plenum acoustics Network conferences Network conferences in M12 and 24. In person communication and information transfer between partners, and industry. Progress report:Yearly progress and financial reports Annual progress and financial reporting in M13, 24, 36, 48. A progress report which highlights the progress of the network during the first year must be provided. A template should be asked to the PO if not yet available in the system. Documents, reports (3) Validation of advanced combustion models for ignition and lean extinction Numerical simulations of ignition and extinction for premixed as well as for liquid spray injectors and with strong mean azimuthal swirl for annular combustors in T3.1. Development and validation of combustion models used in the LES will be undertaken, thickened flame model (CERFACS), CMC (UCAM) and FTACLES (CNRS). Heat release response to active modification of acoustic boundary conditions Investigations into asymmetric heat release rate on the behaviour of azimuthal modes Development of adjoint equations and testing using simple Helmholtz solvers Derived adjoint equations of Helmholtz solvers with distributed heat release and acoustic impedance boundary conditions. Test/compare the predicted sensitivities on simple cases. Websites, patent fillings, videos etc. (1) Establish website & secure portal Establish network website/secure portal/eRoom. Promote use of the project website/portal, blended learning, regular reporting of results, communication and information transfer between partners, and industry. Publications Peer reviewed articles (40) The effect of hydrogen addition on the amplitude and harmonic response of azimuthal instabilities in a pressurized annular combustor Auteurs: Thomas Indlekofer, Byeonguk Ahn, Yi Hao Kwah, Samuel Wiseman, Marek Mazur, James R. Dawson, Nicholas A. Worth Publié dans: Combustion and Flame, Issue 228, 2021, Page(s) 375-387, ISSN 0010-2180 Éditeur: Elsevier BV DOI: 10.1016/j.combustflame.2021.02.015 Swirler effects on combustion instabilities analyzed with measured FDFs, injector impedances and damping rates Auteurs: P. Rajendram Soundararajan, D. Durox, A. Renaud, G. Vignat, S. Candel, Publié dans: Combustion and Flame, Issue 238, 2022, ISSN 0010-2180 Éditeur: Elsevier BV DOI: 10.1016/j.combustflame.2021.111947 Low-Order Modeling of Can-Annular Combustors Auteurs: Guillaume J. J. Fournier; Maximilian Meindl; Camilo F. Silva; Giulio Ghirardo; Mirko Bothien; Wolfgang Polifke Publié dans: Journal of Engineering for Gas Turbines and Power, Issue 143/12, 2021, ISSN 0742-4795 Éditeur: American Society of Mechanical Engineers DOI: 10.1115/1.4051954 Effect of Different Fuels on Combustion Instabilities in an Annular Combustor Auteurs: Preethi Rajendram Soundararajan, Guillaume Vignat, Daniel Durox, Antoine Renaud, Sébastien Candel Publié dans: Journal of Engineering for Gas Turbines and Power, Issue 143/3, 2021, ISSN 0742-4795 Éditeur: American Society of Mechanical Engineers DOI: 10.1115/1.4049702 Improvement of lean blow out performance of spray and premixed swirled flames using nanosecond repetitively pulsed discharges Auteurs: Guillaume Vignat, Nicolas Minesi, Preethi Rajendram Soundararajan, Daniel Durox, Antoine Renaud, Victorien Blanchard, Christophe O. Laux, Sébastien Candel Publié dans: Proceedings of the Combustion Institute, 2020, ISSN 1540-7489 Éditeur: Combustion Institute DOI: 10.1016/j.proci.2020.06.136 Averaging of thermoacoustic azimuthal instabilities Auteurs: G. Ghirardo, F. Gant Publié dans: Journal of Sound and Vibration, 2020, Page(s) 115732, ISSN 0022-460X Éditeur: Academic Press DOI: 10.1016/j.jsv.2020.115732 Analysis of flame propagation mechanisms during light-round in an annular spray flame combustor: the impact of wall heat transfer and two-phase flow Auteurs: K. Töpperwien, S. Puggelli, R. Vicquelin Publié dans: Combustion and Flame, Issue 241, 2022, ISSN 0010-2180 Éditeur: Elsevier BV DOI: 10.1016/j.combustflame.2022.112105 The effect of dynamic operating conditions on the thermoacoustic response of hydrogen rich flames in an annular combustor Auteurs: Thomas Indlekofer, Abel Faure-Beaulieu, Nicolas Noiray, James Dawson Publié dans: Combustion and Flame, Issue 223, 2021, Page(s) 284-294, ISSN 0010-2180 Éditeur: Elsevier BV DOI: 10.1016/j.combustflame.2020.10.013 Self-excited longitudinal and azimuthal modes in a pressurised annular combustor Auteurs: Marek Mazur, Yi Hao Kwah, Thomas Indlekofer, James R. Dawson, Nicholas A. Worth Publié dans: Proceedings of the Combustion Institute, 2020, ISSN 1540-7489 Éditeur: Combustion Institute DOI: 10.1016/j.proci.2020.05.033 Protection and Identification of Thermoacoustic Azimuthal Modes Auteurs: G. Ghirardo, F. Gant, F. Boudy, M. R. Bothien Publié dans: Journal of Engineering for Gas Turbines and Power, Issue 143/4, 2021, ISSN 0742-4795 Éditeur: American Society of Mechanical Engineers DOI: 10.1115/1.4049909 Effects of liquid fuel/wall interaction on thermoacoustic instabilities in swirling spray flames Auteurs: E. Lo Schiavo, D. Laera, E. Riber, L. Gicquel, T. Poinsot Publié dans: Combustion and Flame, Issue 219, 2020, Page(s) 86-101, ISSN 0010-2180 Éditeur: Elsevier BV DOI: 10.1016/j.combustflame.2020.04.015 Transient Thermo-Acoustic Responses of Methane/Hydrogen Flames in a Pressurized Annular Combustor Auteurs: Ahn, Byeonguk; Indlekofer, Thomas; Dawson, James; Worth, Nicholas Publié dans: Journal of Engineering for Gas Turbines and Power, Issue 144/1, 2022, ISSN 0742-4795 Éditeur: American Society of Mechanical Engineers DOI: 10.1115/1.4052259 Modeling the nonlinear aeroacoustic response of a harmonically forced side branch aperture under turbulent grazing flow Auteurs: Tiemo Pedergnana, Claire Bourquard, Abel Faure-Beaulieu, Nicolas Noiray Publié dans: Physical Review Fluids, Issue 6/2, 2021, ISSN 2469-990X Éditeur: American Physical Society DOI: 10.1103/physrevfluids.6.023903 Low-order modelling of the light-round ignition transient in a premixed annular combustor Auteurs: Roberto Ciardiello, Leo C. C. Mesquita, Epaminondas Mastorakos Publié dans: Combustion Theory and Modelling, 2022, ISSN 1364-7830 Éditeur: Institute of Physics Publishing DOI: 10.1080/13647830.2022.2027524 Dynamics of spray and swirling flame under acoustic oscillations : A joint experimental and LES investigation Auteurs: Guillaume Vignat, Ermanno Lo Schiavo, Davide Laera, Antoine Renaud, Laurent Gicquel, Daniel Durox, Sébastien Candel Publié dans: Proceedings of the Combustion Institute, 2020, ISSN 1540-7489 Éditeur: Combustion Institute DOI: 10.1016/j.proci.2020.05.054 Large-Eddy Simulation of Flame Dynamics During the Ignition of a Swirling Injector Unit and Comparison With Experiments Auteurs: Karl Töpperwien, Félix Collin-Bastiani, Eleonore Riber, Bénédicte Cuenot, Guillaume Vignat, Kevin Prieur, Daniel Durox, Sébastien Candel, Ronan Vicquelin Publié dans: Journal of Engineering for Gas Turbines and Power, Issue 143/2, 2021, ISSN 0742-4795 Éditeur: American Society of Mechanical Engineers DOI: 10.1115/1.4049297 Reheat flames response to entropy waves Auteurs: Francesco Gant, Birute Bunkute, Mirko R. Bothien Publié dans: Proceedings of the Combustion Institute, 2020, ISSN 1540-7489 Éditeur: Combustion Institute DOI: 10.1016/j.proci.2020.05.007 Representing the geometrical complexity of liners and boundaries in low-order modeling for thermoacoustic instabilities Auteurs: C. Laurent, A. Badhe, F. Nicoud Publié dans: Journal of Computational Physics, Issue 428, 2021, Page(s) 110077, ISSN 0021-9991 Éditeur: Academic Press DOI: 10.1016/j.jcp.2020.110077 Shape Optimization of Thermoacoustic Systems Using a 2D Adjoint Helmholtz Solver Auteurs: Stefano Falco, Matthew Juniper Publié dans: Journal of Engineering for Gas Turbines and Power, 2020, ISSN 0742-4795 Éditeur: American Society of Mechanical Engineers DOI: 10.1115/1.4049305 Imperfect symmetry of real annular combustors: beating thermoacoustic modes and heteroclinic orbits Auteurs: Abel Faure-Beaulieu, Thomas Indlekofer, James R. Dawson, Nicolas Noiray Publié dans: Journal of Fluid Mechanics, Issue 925, 2021, ISSN 0022-1120 Éditeur: Cambridge University Press DOI: 10.1017/jfm.2021.649 Whistling of deep cavities subject to turbulent grazing flow: intermittently unstable aeroacoustic feedback Auteurs: Claire Bourquard, Abel Faure-Beaulieu, Nicolas Noiray Publié dans: Journal of Fluid Mechanics, Issue 909, 2021, ISSN 0022-1120 Éditeur: Cambridge University Press DOI: 10.1017/jfm.2020.984 A Strategy to Tune Acoustic Terminations of Single-Can Test-Rigs to Mimic Thermoacoustic Behavior of a Full Engine Auteurs: Matthias Haeringer, Guillaume J. J. Fournier, Max Meindl, Wolfgang Polifke Publié dans: Journal of Engineering for Gas Turbines and Power, Issue 143/7, 2021, ISSN 0742-4795 Éditeur: American Society of Mechanical Engineers DOI: 10.1115/1.4048642 Flame response to transverse velocity excitation leading to frequency doubling and modal coupling Auteurs: Naman Purwar, Matthias Haeringer, Bruno Schuermans, Wolfgang Polifke Publié dans: Combustion and Flame, Issue 230, 2021, Page(s) 111412, ISSN 0010-2180 Éditeur: Elsevier BV DOI: 10.1016/j.combustflame.2021.111412 On the importance of time delay and noise in thermoacoustic modeling Auteurs: Francesco Gant, Giulio Ghirardo, Mirko R. Bothien Publié dans: Journal of Sound and Vibration, Issue 501, 2021, Page(s) 116067, ISSN 0022-460X Éditeur: Academic Press DOI: 10.1016/j.jsv.2021.116067 Effect of spark location and laminar flame speed on the ignition transient of a premixed annular combustor Auteurs: Roberto Ciardiello, Pedro M. de Oliveira, Aaron W. Skiba, Epaminondas Mastorakos, Patton M. Allison Publié dans: Combustion and Flame, Issue 221, 2020, Page(s) 296-310, ISSN 0010-2180 Éditeur: Elsevier BV DOI: 10.1016/j.combustflame.2020.08.001 Occurrence of multiple flame fronts in reheat combustors Auteurs: Francesco Gant, Alessandro Scarpato, Mirko R. Bothien Publié dans: Combustion and Flame, Issue 205, 2019, Page(s) 220-230, ISSN 0010-2180 Éditeur: Elsevier BV DOI: 10.1016/j.combustflame.2019.04.013 Experimental assessment of the lean blow-off in a fully premixed annular combustor Auteurs: R. Ciardiello, A.W. Skiba, R.L. Gordon, E. Mastorakos Publié dans: Experimental Thermal and Fluid Science, Issue 112, 2020, Page(s) 109994, ISSN 0894-1777 Éditeur: Elsevier BV DOI: 10.1016/j.expthermflusci.2019.109994 Symmetry breaking of azimuthal waves: Slow-flow dynamics on the Bloch sphere Auteurs: Abel Faure-Beaulieu, Nicolas Noiray Publié dans: Physical Review Fluids, Issue 5/2, 2020, ISSN 2469-990X Éditeur: American Physical Society DOI: 10.1103/physrevfluids.5.023201 Low order modelling of thermoacoustic instabilities and intermittency: Flame response delay and nonlinearity Auteurs: Giacomo Bonciolini, Abel Faure-Beaulieu, Claire Bourquard, Nicolas Noiray Publié dans: Combustion and Flame, Issue 226, 2021, Page(s) 396-411, ISSN 0010-2180 Éditeur: Elsevier BV DOI: 10.1016/j.combustflame.2020.12.034 A massively parallel accurate conservative level set algorithm for simulating turbulent atomization on adaptive unstructured grids Auteurs: Janodet, R., Guillamón, C., Moureau, V., Mercier, R., Lartigue, G., Bénard, P., Ménard, T., Berlemont, A Publié dans: Journal of Computational Physics, Issue 458, 2022, ISSN 0021-9991 Éditeur: Academic Press DOI: 10.1016/j.jcp.2022.111075 Development and validation study of a 1D analytical model for the response of reheat flames to entropy waves Auteurs: Francesco Gant, Andrea Gruber, Mirko R. Bothien Publié dans: Combustion and Flame, Issue 222, 2020, Page(s) 305-316, ISSN 0010-2180 Éditeur: Elsevier BV DOI: 10.1016/j.combustflame.2020.09.005 Effect of an Azimuthal Mean Flow On the Structure and Stability of Thermoacoustic Modes in an Annular Combustor Model with Electroacoustic Feedback Auteurs: Sylvain C. Humbert, Jonas Moeck, Alessandro Orchini, Christian Oliver Paschereit Publié dans: Journal of Engineering for Gas Turbines and Power, 2020, ISSN 0742-4795 Éditeur: American Society of Mechanical Engineers DOI: 10.1115/1.4048693 A Joint Experimental and LES Characterization of the Liquid Fuel Spray in a Swirl Injector Auteurs: Vignat Guillaume, Preethi Rajendram Soundararajan, Daniel Durox, Aymeric Vié, Antoine Renaud, Sebastien Candel Publié dans: Journal of Engineering for Gas Turbines and Power, 2021, ISSN 0742-4795 Éditeur: American Society of Mechanical Engineers DOI: 10.1115/1.4049771 Nonlinear analysis of self-sustained oscillations in an annular combustor model with electroacoustic feedback Auteurs: Sylvain C.Humbert, Fabio Gensini, Antonio Andreini, Christian O.Paschereit, Alessandro Orchini Publié dans: Proceedings of the Combustion Institute, Issue 38, 2021, ISSN 1540-7489 Éditeur: Combustion Institute DOI: 10.1016/j.proci.2020.06.154 On the impact of fuel injection angle in Euler–Lagrange large eddy simulations of swirling spray flames exhibiting thermoacoustic instabilities Auteurs: E. Lo Schiavo, D. Laera, E. Riber, L. Gicquel, T. Poinsot Publié dans: Combustion and Flame, Issue 227, 2021, Page(s) 359-370, ISSN 0010-2180 Éditeur: Elsevier BV DOI: 10.1016/j.combustflame.2021.01.009 Low-Order Modeling to Investigate Clusters of Intrinsic Thermoacoustic Modes in Annular Combustors Auteurs: Guillaume J. J. Fournier, Matthias Haeringer, Camilo F. Silva, Wolfgang Polifke Publié dans: Journal of Engineering for Gas Turbines and Power, Issue 143/4, 2021, ISSN 0742-4795 Éditeur: American Society of Mechanical Engineers DOI: 10.1115/1.4049356 Experiments and low-order modelling of intermittent transitions between clockwise and anticlockwise spinning thermoacoustic modes in annular combustors Auteurs: Abel Faure-Beaulieu, Thomas Indlekofer, James R. Dawson, Nicolas Noiray Publié dans: Proceedings of the Combustion Institute, 2020, ISSN 1540-7489 Éditeur: Combustion Institute DOI: 10.1016/j.proci.2020.05.008 Ignition Probability and Lean Ignition Behaviour of a Swirled Premixed Bluff-Body Stabilised Annular Combustor Auteurs: Roberto Ciardiello, Rohit Pathania, Patton Allison, Pedro M. de Oliveira, Epaminondas Mastorakos Publié dans: Journal of Engineering for Gas Turbines and Power, 2020, ISSN 0742-4795 Éditeur: American Society of Mechanical Engineers DOI: 10.1115/1.4048461 Comparison of Model Order Reduction Methods in Thermo-Acoustic Stability Analysis Auteurs: Purwar, Naman; Meindl, Maximilian; Polifke, Wolfgang Publié dans: Journal of Engineering for Gas Turbines and Power, Issue 144/2, 2022, ISSN 0742-4795 Éditeur: American Society of Mechanical Engineers DOI: 10.1115/1.4052096 Acoustic-Convective Interference in Transfer Functions of Methane/Hydrogen and Pure Hydrogen Flames Auteurs: Eirik Æs⊘y, José G. Aguilar, Mirko R. Bothien, Nicholas Worth, James Dawson Publié dans: Journal of Engineering for Gas Turbines and Power, 2021, ISSN 0742-4795 Éditeur: American Society of Mechanical Engineers DOI: 10.1115/1.4051960 Conference proceedings (18) Dynamical blow-out of swirling spray flames induced by transverse acoustic oscillations Auteurs: C. Patat, F. Baillot, B. Blaisot, E. Domingues, G. Vignat, P. Rajendram Soundararajan, A. Renaud, D. Durox, S. Candel Publié dans: Symposium on Thermoacoustics in Combustion, 2021 Éditeur: Symposium on Thermoacoustics in Combustion Low-order modelling of ignition in annular combustors Auteurs: L.C.C. Mesquita, R. Ciardiello, E. Mastorakos Publié dans: Proceedings of the ETMM13, 2021 Éditeur: University of Cambridge DOI: 10.17863/cam.76577 Impact of injector on combustion instabilities in a swirl-spray combustor Auteurs: P. Rajendram Soundararajan, G. Vignat, D. Durox, A. Renaud, S. Candel Publié dans: Initiative sur la Combustion Avancée (INCA) Colloquium, 2021 Éditeur: Initiative sur la Combustion Avancée Low-Order Modeling of Can-Annular Combustors Auteurs: Guillaume J.J. Fournier, Max Meindl, Camilo F. Silva, Giulio Ghirardo, Mirko R. Bothien, Wolfgang Polifke Publié dans: Proceedings of the ASME Turbo Expo 2021: Turbomachinery Technical Conference and Exposition, 2021, ISBN 978-0-7918-8494-2 Éditeur: ASME DOI: 10.1115/gt2021-58947 Light-Round Ignition Sequences of Premixed Annular Gas Turbine Combustors Auteurs: P. Allison, P.M. De Oliveira, R. Ciardiello, A.W. Skiba, E. Mastorakos Publié dans: 11th US National Combustion Meeting, 2019 Éditeur: The Joint US Sections of The Combustion Institute Autoignition flames transfer matrix modeling Auteurs: F. Gant, M.R. Bothien Publié dans: 26th International Congress on Sound and Vibration, 2019 Éditeur: The International Institute of Acoustics and Vibration Low-Order Modeling of Can-Annular Combustors Auteurs: Fournier, Guillaume J. J.; Meindl, Max; Silva, Camilo F.; Ghirardo, Giulio; Bothien, Mirko R.; Polifke, Wolfgang Publié dans: Proceedings of the ASME Turbo Expo 2020: Turbomachinery Technical Conference and Exposition, Issue GT2021-58947, 2021, ISBN 978-0-7918-8494-2 Éditeur: American Society of Mechanical Engineers DOI: 10.1115/GT2021-58947 Prediction of the nonlinear response of an acoustically forced flow with linearized Navier-Stokes equations Auteurs: Faure, Abel; Bourquard, Claire; Noiray, Nicolas Publié dans: Proceedings of the 23rd International Congress on Acoustics : integrating 4th EAA Euroregio 2019 : 9-13 September 2019 in Aachen, Germany, Issue 1, 2019 Éditeur: RWTH DOI: 10.18154/rwth-conv-239157 High-fidelity Large Eddy Simulations of the Flame Transfer Function of a turbulent swirling spray flame Auteurs: Badhe, A., Laera, D. and Gicquel, LYM Publié dans: 10th European Combustion Meeting, 2021 Éditeur: Combustion Institute Low-Order Thermoacoustic Analysis of Real Engines Auteurs: Badhe, A., Laurent, C., Lapeyre, C. and Nicoud, F. Publié dans: Symposium on Thermoacoustics in Combustion: Industry meets Academia (SoTiC), 2021 Éditeur: T. Sattelmayer Numerical and Experimental Flame Stabilization Analysis in the New Spinning Combustion Technology Framework Auteurs: Agostinelli, Pasquale Walter; Kwah, Yi Hao; Richard, Stephane; Exilard, Gorka; Dawson, James R.; Gicquel, Laurent; Poinsot, Thierry Publié dans: Proceedings of the ASME Turbo Expo 2020: Turbomachinery Technical Conference and Exposition, Issue Paper No: GT2020-15035, V04AT04A058; 13 pages, 2020 Éditeur: ASME DOI: 10.1115/GT2020-15035 Effect of boundary conditions on the damping and symmetry breaking in annular combustors: theory and experimental validation on a system with electroacoustic feedback Auteurs: Sylvain C. Humbert, Jonas P. Moeck, Christian Oliver Paschereit, Alessandro Orchini Publié dans: Symposium on Thermoacoustics in Combustion, 2021 Éditeur: Symposium on Thermoacoustics in Combustion The flame describing function and flame dynamics under self-sustained oscillations Auteurs: G. Vignat, P. Rajendram Soundararajan, A. Renaud, S. Candel Publié dans: Initiative sur la Combustion Avancée (INCA) Colloquium, 2021 Éditeur: Initiative sur la Combustion Avancée Low-Order Modeling to Investigate Clusters of ITA Modes in Annular Combustors Auteurs: Guillaume J.J. Fournier, Matthias Haeringer, Camilo F. Silva, Wolfgang Polifke Publié dans: Proceedings of the ASME Turbo Expo 2020: Turbomachinery Technical Conference and Exposition, 2020 Éditeur: ASME DOI: 10.1115/gt2020-15985 Building Lagrangian Injectors from resolved primary atomization simulations. Application to jet in crossflow fuel injection Auteurs: C. Guillamón, R. Janodet, L. Voivenel, R. Mercier, V. Moureau Publié dans: ICLASS 2021 - 15th Triennal International Conference on Liquid Atomization and Spray Systems, 2021 Éditeur: ICLASS DOI: 10.2218/iclass.2021.5841 Effect of Different Fuels on Combustion Instabilities in an Annular Combustor Auteurs: Preethi Rajendram Soundararajan; Guillaume Vignat; Daniel Durox; Antoine Renaud; Sébastien Candel Publié dans: Proceedings of the ASME Turbo Expo 2020: Turbomachinery Technical Conference and Exposition, Issue GT2020-16902, 2020 Éditeur: ASME DOI: 10.1115/gt2020-16092 Large Eddy Simulations of thermoacoustic instability mechanisms in swirling spray flames Auteurs: E. Lo Schiavo, D. Laera, L.Y.M. Gicquel, T. Poinsot Publié dans: Seventeenth International Conference on Numerical Combustion, 2019 Éditeur: German section of the Combustion Institute Comparison of model order reduction methods in thermoacoustic stability analysis Auteurs: N. Purwar, M. Meindl, W. Polifke Publié dans: Proceedings of the ASME Turbo Expo 2021: Turbomachinery Technical Conference and Exposition, 2021, ISBN 978-0-7918-8495-9 Éditeur: ASME DOI: 10.1115/gt2021-59972 Recherche de données OpenAIRE... Une erreur s’est produite lors de la recherche de données OpenAIRE Aucun résultat disponible
