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Ramgopal Sampath
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Investigation of intermittent oscillations in a premixed dump combustor using time-resolved particle image velocimetry
R Sampath, SR Chakravarthy
Combustion and Flame 172, 309-325, 2016
542016
Optical diagnostics on the pre-chamber jet and main chamber ignition in the active pre-chamber combustion (PCC)
Q Tang, R Sampath, ME Marquez, P Sharma, P Hlaing, MB Houidi, ...
Combustion and Flame 228, 218-235, 2021
532021
Dynamics and diagnostics of flame-acoustic interactions
SR Chakravarthy, R Sampath, V Ramanan
Combustion science and technology 189 (3), 395-437, 2017
322017
Lagrangian coherent structures during combustion instability in a premixed-flame backward-step combustor
R Sampath, M Mathur, SR Chakravarthy
Physical Review E 94 (6), 062209, 2016
312016
Proper orthogonal and dynamic mode decompositions of time-resolved PIV of confined backward-facing step flow
R Sampath, SR Chakravarthy
Experiments in fluids 55, 1-16, 2014
302014
Study on the effects of narrow-throat pre-chamber geometry on the pre-chamber jet velocity using dual formaldehyde PLIF imaging
Q Tang, R Sampath, P Sharma, ME Marquez, E Cenker, G Magnotti
Combustion and Flame 240, 111987, 2022
232022
High-speed imaging of main-chamber combustion of a narrow throat pre-chamber under lean conditions
ME Marquez, P Hlaing, Q Tang, R Sampath, E Cenker, MB Houidi, ...
SAE Technical Paper, 2020
212020
Study on the pre-chamber fueling ratio effect on the main chamber combustion using simultaneous PLIF and OH* chemiluminescence imaging
R Sampath, Q Tang, ME Marquez, P Sharma, P Hlaing, MB Houidi, ...
SAE International Journal of Advances and Current Practices in Mobility 3 …, 2020
212020
Simultaneous negative PLIF and OH* chemiluminescence imaging of the gas exchange and flame jet from a narrow throat pre-chamber
Q Tang, R Sampath, ME Marquez, P Hlaing, P Sharma, MB Houidi, ...
SAE Technical Paper, 2020
192020
A comparative study of isobaric combustion and conventional diesel combustion in both metal and optical engines
G Nyrenstedt, Q Tang, R Sampath, A AlRamadan, MB Houidi, E Cenker, ...
Fuel 295, 120638, 2021
162021
Optical study on the fuel spray characteristics of the four-consecutive-injections strategy used in high-pressure isobaric combustion
Q Tang, R Sampath, P Sharma, G Nyrenstedt, A Al Ramadan, MB Houidi, ...
SAE Technical Paper, 2020
122020
Effect of fuel injection location on combustion instability in a dump combustor
R Desai, S Chakravarthy, S Ramgopal
48th AIAA Aerospace Sciences Meeting Including the New Horizons Forum and …, 2010
52010
Gas dynamics of spark-ignited pre-chamber assisted engine: PIV study
P Sharma, R Sampath, Q Tang, ME Marquez, E Cenker, G Magnotti
SAE Technical Paper, 2022
32022
Vortex merging events during amplitude switching in mixed-mode pressure oscillations in a partially premixed backward facing combustor
R Sampath, V Ramanan, N Baladandayuthapani, SR Chakravarthy
Proceedings of the Combustion Institute 38 (4), 6213-6220, 2021
32021
Effect of inlet flow turbulence on flame–vortex dynamics during thermo-acoustically induced flame flashback in a premixed dump combustor
P Pancharia, V Ramanan, R Sampath, SR Chakravarthy
Experimental Thermal and Fluid Science 139, 110733, 2022
22022
Optical Study of Pre-chamber Assisted Internal Combustion Engine at Lean Limits
P Sharma, Q Tang, R Sampath, ME Marquez, E Cenker, G Magnotti
22022
The Structure and Stability of Premixed CH4, H2, and NH3/H2 Flames in an Axially Staged Can Combustor
A Ånestad, R Sampath, J Moeck, A Gruber, NA Worth
Turbo Expo: Power for Land, Sea, and Air 86960, V03BT04A022, 2023
12023
Optical study on the fuel spray characteristics of high-pressure isobaric combustion using four consecutive injections
Q Tang, R Sampath, P Sharma, G Nyrenstedt, A AlRamadan, ...
SAE International, 2020
12020
Simultaneous time resolved particle image velocimetry and chemiluminescence across the onset of acoustic instability of a partially premixed backward facing step combustor
R Sampath, B Dandayuthapani, V Ramanan, SR Chakravarthy
22nd International Congress on Sound and Vibration, Florence, Italy, 2015
12015
Acoustic Reynolds Stress: The Source of Coherent Structures During Combustion Instability
C Balaji, A Kannan, R Sampath, S Chakravarthy
Novel Combustion Concepts for Sustainable Energy Development, 363-377, 2014
12014
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Artiklar 1–20