Chetankumar Vegad

26
Documents

Publications

Publications

Evaluation of turbulent co-flow effects on liquid fuel atomization including spray evolution from a pressure swirl atomizer

Yaquan Sun , Chetankumar Vegad , Yongxiang Li , Bruno Renou , Kaushal Nishad et al.
International Journal of Multiphase Flow, 2025, 184, pp.105100. ⟨10.1016/j.ijmultiphaseflow.2024.105100⟩
Article dans une revue hal-05063055 v1

Liquid sheet formation and spray characterization of N-heptane spray jet from a swirl atomizer: Numerical analysis and validation

Yaquan Sun , Chetankumar Vegad , Yongxiang Li , Louis Dreßler , Bruno Renou et al.
Physics of Fluids, 2024, 36 (3), ⟨10.1063/5.0190509⟩
Article dans une revue hal-05063056 v1

Dynamic mode decomposition of syngas (H2/CO) flame during transition to high-frequency instability in turbulent combustor

Nikhil Baraiya , Vikram Ramanan , Baladandayuthapani Nagarajan , Chetankumar S Vegad , S.R. Chakravarthy
Energy, 2023, 263, pp.125998. ⟨10.1016/j.energy.2022.125998⟩
Article dans une revue hal-04462003 v1

Experimental Analysis of Transition to Higher Acoustic Mode in Syngas Combustion Dynamics

Nikhil Baraiya , Vikram Ramanan , Baladandayuthapani Nagarajan , Chetankumar S Vegad , S. Chakravarthy
Journal of Propulsion and Power, 2022, 38 (5), pp.714-725. ⟨10.2514/1.B38601⟩
Article dans une revue hal-04462008 v1

Role of pumping and wrinkle propagation mechanisms in exciting different acoustic-modes in turbulent syngas combustion

Nikhil Baraiya , Vikram Ramanan , N. Baladandayuthapani , Chetankumar S Vegad , S.R. Chakravarthy
International Journal of Hydrogen Energy, 2021, 46 (24), pp.13413-13429. ⟨10.1016/j.ijhydene.2021.01.151⟩
Article dans une revue hal-04461983 v1

Investigation of Oscillatory States Involving Acoustic Mode Shifts in a Turbulent Syngas Combustion using Non-stationary Time-series Analysis

Nikhil Baraiya , Vikram Ramanan , N. Baladandayuthapani , Chetankumar S Vegad , S. Chakravarthy
Flow, Turbulence and Combustion, 2021, 107 (4), pp.1067-1089. ⟨10.1007/s10494-021-00258-x⟩
Article dans une revue hal-04461974 v1

Experimental Investigation Into the Role of Mean Flame Stabilization on the Combustion Dynamics of High-Hydrogen Fuels in a Turbulent Combustor

Nikhil Baraiya , Vikram Ramanan , N. Baladandayuthapani , Chetankumar S Vegad , S. Chakravarthy
Journal of Engineering for Gas Turbines and Power, 2021, 143 (8), ⟨10.1115/1.4050067⟩
Article dans une revue hal-04461965 v1

Visualization of features of atomizing circular liquid sheet using simultaneous Volume Laser-Induced Fluorescence

Chetankumar S Vegad , Amit Kumar , Satyanarayanan Chakravarthy
Experimental Thermal and Fluid Science, 2020, 112, pp.109947. ⟨10.1016/j.expthermflusci.2019.109947⟩
Article dans une revue hal-04461956 v1

Experimental study of a free-surface circular liquid sheet using planar laser-induced fluorescence

Chetankumar S Vegad , Amit Kumar , Satyanarayanan Chakravarthy
Experiments in Fluids, 2020, 61 (2), pp.46. ⟨10.1007/s00348-020-2881-4⟩
Article dans une revue hal-04459949 v1

Dynamics of free-surface mutually perpendicular twin liquid sheets and their atomization characteristics

Chetankumar S Vegad , Amit Kumar , Satyanarayanan Chakravarthy
Physics of Fluids, 2019, 31 (8), ⟨10.1063/1.5109828⟩
Article dans une revue hal-04461936 v1

Dynamics of a radially expanding circular liquid sheet and its atomization characteristics

Chetankumar S Vegad , Satyanarayanan Chakravarthy , Amit Kumar
Fire Safety Journal, 2018, 100, pp.51-63. ⟨10.1016/j.firesaf.2018.07.004⟩
Article dans une revue hal-04461948 v1

On Complex Liquid-Gas Interface Morphology Beyond Spherical Drop and Bubble Through Surface Curvature Distribution (SCD)

François Xavier Demoulin , Longxiang Huang , Chetankumar S Vegad , Julien Réveillon , Benjamin Duret
ASME 2024-Fluids Engineering Division Summer Meeting, Jul 2024, Anaheim, United States. ⟨10.1115/FEDSM2024-130069⟩
Communication dans un congrès hal-05017421 v1
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Curvature-surface analysis applied to a commercial and an academic injection system

Longxiang Huang , Diego Ferrando , Chetankumar S Vegad , F.X. Demoulin , Benjamin Duret et al.
ILASS Europe 2023, 32nd Conference on Liquid Atomization & Spray Systems, Sep 2023, Napoli, Italy
Communication dans un congrès hal-04459846 v1

Main results of the TCS08 workshop on the modeling of the CORIA Rouen Spray Burner

Julien Carmona , Antoine Stock , Chetankumar S Vegad , Bruno Renou
1ère Journée de la Combustion Turbulente, Mar 2023, Gif -sur-Yvette, France
Communication dans un congrès hal-05407111 v1

To characterize the dense regions at an early stage of atomization process in simplex swirl injector: two-photon laser-induced fluorescence technique

C S Vegad , D Ferrando , L Huang , S Idlahcen , A Vandel et al.
11th European Combustion Meeting, Apr 2023, Rouen, France
Communication dans un congrès hal-04325798 v1
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Curvature-surface analysis to characterize the early stage of the atomization process of the pressure swirl injector

Diego Ferrando , Chetankumar S Vegad , Saïd Idlahcen , Alexis Vandel , Bruno Renou et al.
11th International Conference on Multiphase Flow, ICMF 2023, Apr 2023, Kobe, Japan
Communication dans un congrès hal-04325607 v1

Comparative study of atomisation and dense spray on the CORIA Spray Burner

Julien Carmona , Chetankumar S Vegad , Bruno Renou
8th International Workshop on the Turbulent Combustion of Sprays, Jan 2023, Luxor, Egypt
Communication dans un congrès hal-05407141 v1

High contrast imaging of dense-field to estimate droplet size distribution from the interface-curvature analysis: application in a pressure-swirl atomizer

Chetankumar S Vegad , Diego Ferrando , Longxiang Huang , Saïd Idlahcen , Franck Lefebvre et al.
32nd European Conference on Liquid Atomization & Spray Systems (ILASS Europe), Sep 2023, Naples, Italy
Communication dans un congrès hal-05016666 v1

Experimental Study of Near Field Regions of n-Heptane Spray

Chetankumar S Vegad , Diego Ferrando , Saïd Idlahcen , Alexis Vandel , Bruno Renou et al.
31th Conference on Liquid Atomization and Spray Systems (ILASS Europe, virtual), Sep 2022, tel aviv, Israel
Communication dans un congrès hal-05016807 v1
Image document

Proper Orthogonal Decomposition of Atomizing Free-Surface Circular Liquid Sheet

Chetankumar S Vegad , Nikhil A Baraiya , Satyanarayanan R Chakravarthy , Amit Kumar
ICLASS 2021, 15th Triennial International Conference on Liquid Atomization and Spray Systems, Aug 2021, Edinburgh, United Kingdom
Communication dans un congrès hal-04492880 v1
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The life of perforations in an expanding liquid sheet

Chetankumar S Vegad , Satyanarayanan R Chakravarthy , Amit Kumar
ICRACEM-2020 International Conference on Recent Advances in Computational and Experimental Mechanics, Sep 2020, Kharagpur, India
Communication dans un congrès hal-04492899 v1
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PERFORATION DYNAMICS OF FREE-SURFACE CIRCULAR LIQUID SHEET

Chetankumar S Vegad , Amit Kumar , Satynarayanan R Chakravarthy
ILASS-Asia 2019, 20th Annual Conference on Liquid Atomization and Spray Systems, Dec 2019, Ube, Japan
Communication dans un congrès hal-04492958 v1
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Dynamics of a vertical liquid sheet originating from a slotted cone-disc deflector

Chetankumar S Vegad , Satyanarayanan R Chakravarthy , Amit Kumar
ICLASS 2018, 14th Triennial International Conference on Liquid Atomization and Spray Systems, Jul 2018, Chicago, United States
Communication dans un congrès hal-04492919 v1
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Ligament dynamics of a radially expanding circular liquid sheet

Chetankumar S Vegad , Satyanarayanan R Chakravarthy , Amit Kumar
ICLASS 2018, 14th Triennial International Conference on Liquid Atomization and Spray Systems, Jul 2018, Chicago, United States
Communication dans un congrès hal-04492909 v1

POD and DMD of circular liquid sheet originated from a simplified pendent type fire sprinkler

Chetankumar S Vegad , Ramgopal Sampath , S R Chakravarthy , Amit Kumar
ILASS-Asia 2016, 18th Annual Conference on Liquid Atomization and Spray Systems, Nov 2016, Chennai, India
Communication dans un congrès hal-04492935 v1
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Correlating Sheet Breakup and Ligament Statistics to Drop Size Distribution During Atomization in a Conical Fire Sprinkler Geometry

Chetankumar S Vegad , S R Chakravarthy , Amit Kumar
ICLASS 2015 - 13th Triennial International Conference on Liquid Atomization and Spray Systems, Aug 2015, Tainan, Taiwan
Communication dans un congrès hal-04492857 v1