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Cooper Welch
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OH* chemiluminescence imaging of the combustion products from a methane-fueled rotating detonation engine
J Tobias, D Depperschmidt, C Welch, R Miller, M Uddi, AK Agrawal, ...
Journal of Engineering for Gas Turbines and Power 141 (2), 021021, 2019
432019
Evaluation of a near-wall-modeled large eddy lattice Boltzmann method for the analysis of complex flows relevant to IC engines
M Haussmann, F Ries, JB Jeppener-Haltenhoff, Y Li, M Schmidt, C Welch, ...
Computation 8 (2), 43, 2020
362020
Analysis of the interaction of Spray G and in-cylinder flow in two optical engines for late gasoline direct injection
C Geschwindner, P Kranz, C Welch, M Schmidt, B Böhm, SA Kaiser, ...
International Journal of Engine Research 21 (1), 169-184, 2020
362020
Experimental analysis of wave propagation in a methane-fueled rotating detonation combustor
C Welch, D Depperschmidt, R Miller, J Tobias, M Uddi, AK Agrawal, ...
Turbo Expo: Power for Land, Sea, and Air 51067, V04BT04A065, 2018
302018
Investigation of cycle-to-cycle variations in a spark-ignition engine based on a machine learning analysis of the early flame kernel
A Hanuschkin, S Zündorf, M Schmidt, C Welch, J Schorr, S Peters, ...
Proceedings of the Combustion Institute 38 (4), 5751-5759, 2021
242021
Deep feature learning of in-cylinder flow fields to analyze cycle-to-cycle variations in an SI engine
D Dreher, M Schmidt, C Welch, S Ourza, S Zündorf, J Maucher, S Peters, ...
International Journal of Engine Research 22 (11), 3263-3285, 2021
202021
The effects of intake pressure on in-cylinder gas velocities in an optically accessible single-cylinder research engine
C Welch, M Schmidt, K Keskinen, G Giannakopoulos, K Boulouchos, ...
SAE Technical Paper, 2020
112020
A combined numerical and experimental investigation of cycle-to-cycle variations in an optically accessible spark-ignition engine
H Chu, C Welch, H Elmestikawy, S Cao, M Davidovic, B Böhm, A Dreizler, ...
Flow, Turbulence and Combustion 110 (1), 3-29, 2023
92023
The influence of flow on cycle-to-cycle variations in a spark-ignition engine: a parametric investigation of increasing exhaust gas recirculation levels
C Welch, M Schmidt, L Illmann, A Dreizler, B Böhm
Flow, Turbulence and Combustion 110 (1), 185-208, 2023
92023
Numerical and experimental investigations of the early injection process of Spray G in a constant volume chamber and an optically accessible DISI engine
A Pati, D Paredi, C Welch, M Schmidt, C Geschwindner, B Böhm, ...
International Journal of Engine Research 23 (12), 2073-2093, 2022
52022
The influence of in-cylinder flows and bulk gas density on early Spray G injection in an optical research engine
C Welch, M Schmidt, C Geschwindner, S Wu, MS Wooldridge, B Böhm
International Journal of Engine Research 24 (1), 82-98, 2023
22023
A temporal fluid-parcel backwards-tracing method for Direct-Numerical and Large-Eddy Simulation employing Lagrangian particles
L Engelmann, C Welch, M Schmidt, D Meller, P Wollny, B Böhm, ...
Applied Energy 342, 121094, 2023
12023
Experimental characterization of the turbulent intake jet in an engine flow bench
C Welch, L Illmann, M Schmidt, B Böhm
Experiments in Fluids 64 (5), 91, 2023
12023
Characterization of Near-Wall and Free-Stream In-Cylinder Turbulence During the Intake Phase of a Direct-Injection Engine
HP Lien, C Welch, A Pati, M Hasenzahl, B Böhm, C Hasse, S Jakirlic
Available at SSRN 4519647, 0
1
Spray formation and spray-wall-flow interaction in a gasoline direct-injection (GDI) engine under early-injection conditions: A flow bench study
HP Lien, C Welch, Y Li, A Pati, M Hasenzahl, A Sadiki, B Böhm, C Hasse
International Journal of Engine Research, 14680874241239098, 2024
2024
Experimental evaluation of spark behavior under diluted conditions in an optically accessible engine
C Welch, L Illmann, M Schmidt, A Dreizler, B Böhm
International Journal of Engine Research 25 (3), 527-544, 2024
2024
The Influence of In-Cylinder Flows on Spark-Ignition Engine Combustion
CH Welch
Technische Universität Darmstadt, 2024
2024
Flame PDF-Direct Injecion for Cat-Heating Operating Points
L Illmann, C Welch, M Schmidt, J Erhard, B Böhm
2023
Flow Field-Direct Injecion for Cat-Heating Operating Points
L Illmann, M Schmidt, B Böhm, C Welch, J Erhard, M Hasenzahl
2023
A CFD ignition model to predict average-cycle combustion in SI engines with extreme EGR levels
F Ramognino, L Sforza, T Lucchini, C Welch, B Böhm, A Onorati
International Journal of Engine Research, 14680874231214575, 2023
2023
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