Photo of Jacqueline O'Connor

Jacqueline O'Connor

Director, Center for Gas Turbine Research, Education, and Outreach
Associate Professor

Affiliation(s):

  • Mechanical Engineering
  • Center for Acoustics and Vibration

111 Research Building East

jxo22@psu.edu

814-863-1502

Personal or Departmental Website

Research Areas:

Energy Systems; Thermal/Fluid Sciences; Transportation Systems

Interest Areas:

The Reacting Flow Dynamics Laboratory focuses on issues of reacting flows for energy and propulsion applications. High-speed laser diagnostics and other state-of-the-art experimental techniques are used in research areas like combustion & hydrodynamics.

 
 

 

Education

  • BS, Aeronautics and Astronautics, Massachusetts Institute of Technology, 2006
  • MS, Aerospace Engineering, Georgia Institute of Technology, 2009
  • Ph D, Aerospace Engineering, Georgia Institute of Technology, 2012

Publications

Books

Journal Articles

  • Xiaoling Chen, Santosh Hemchandra, Hosam Kadry Fathy and Jacqueline O'Connor, 2022, "Linear control of thermoacoustic instabilities with flame dynamics modeled by a level-set solver", Combustion and Flame, 237, pp. 111686
  • Ashwini Karmarkar, Isaac Boxx and Jacqueline O'Connor, 2022, "Relative Effects of Velocity- and Mixture-Coupling in a Thermoacoustically Unstable, Partially-Premixed Flame", Journal of Engineering for Gas Turbines and Power, 144, (1), pp. 011003
  • Jihang Li, Hyunguk Kwon, Drue Seksinsky, Daniel Doleiden, Jacqueline O'Connor, Yuan Xuan, Michel Akiki and James Blust, 2022, "Describing the mechanism of instability suppression using a central pilot flame with coupled experiments and simulation", Journal of Engineering for Gas Turbines and Power, 144, (1), pp. 011015
  • John Strollo, Stephen Peluso and Jacqueline O'Connor, 2021, "Effect of Hydrogen on Steady-State and Transient Combustion Instability Characteristics", Journal of Engineering of Gas Turbines and Power, 143, (7), pp. 071023
  • Adam Howie, Daniel Doleiden, Stephen Peluso and Jacqueline O'Connor, 2021, "The Effect of the Degree of Premixedness on Self-Excited Combustion Instability", Journal of Engineering for Gas Turbines and Power, 143, (7), pp. 071024
  • Ashwini Karmarkar, Ankit Tyagi, Santosh Hemchandra and Jacqueline O'Connor, 2021, "Impact of turbulence on the intermittency of coherent flame dynamics in a bluff-body stabilized flame", Proceedings of the Combustion Institute, 38, (2), pp. 3067-3075
  • Xiaoling Chen, Jacqueline O'Connor and Hosam Kadry Fathy, 2020, "Optimizing Thermoacoustic Characterization Experiments for Identifiability Improves both Parameter Estimation Accuracy and Closed-Loop Controller Robustness Guarantees", Combustion Science and Technology, 194, (11), pp. 2186-2211
  • Bruce E Logan, Roggero Rossi, Gahyun Baek, Le Shi, Jacqueline O'Connor and Wei Peng, 2020, "Energy Use for Electricity Generation Requires an Assessment More Directly Relevant to Climate Change", ACS Energy Letters, 5, pp. 3514–3517
  • Chandrachur Bhattacharya, Jacqueline O'Connor and Asok Ray, 2020, "Data-driven detection and early prediction of thermoacoustic instability in a multi-nozzle combustor", Combustion Science and Technology, 194, (7), pp. 1481-1512
  • Ankit Tyagi and Jacqueline O'Connor, 2020, "Towards a method of estimating out-of-plane effects on measurements of turbulent flame dynamics", Combustion and Flame, 216, pp. 206-222
  • Ankit Tyagi, Isaac Boxx, Stephen Peluso and Jacqueline O'Connor, 2020, "Pocket formation and behavior in turbulent premixed flames", Combustion and Flame, 211, pp. 312-324
  • Kiran Manoharan, Mark Frederick, Sean Clees, Jacqueline O'Connor and Santosh Hemchandra, 2019, "A weakly-nonlinear analysis of the precessing vortex core oscillation in a variable swirl turbulent round jet", Journal of Fluid Mechanics, 884, pp. A29
  • Daniel Doleiden, Wyatt Culler, Ankit Tyagi, Stephen Peluso and Jacqueline O'Connor, 2019, "Flame edge dynamics and interaction in a multi-nozzle can combustion with fuel staging", Journal of Engineering for Gas Turbines and Power, 141, (10), pp. 101009
  • Tyler P Dare, Zachary P Berger, Michael Meehan and Jacqueline O'Connor, 2019, "Cluster-based reduced-order modeling to capture intermittent dynamics of interacting wakes", AIAA Journal, 57, (7), pp. 2819-2827
  • Ankit Tyagi, Isaac Boxx, Stephen Peluso and Jacqueline O'Connor, 2019, "Statistics and topology of local flame-flame interactions in turbulent flames", Combustion and Flame, 203, pp. 92-104
  • Ankit Tyagi, Isaac Boxx, Stephen Peluso and Jacqueline O'Connor, 2019, "The role of flow interaction in flame-flame interaction events in a dual burner experiment", Proceedings of the Combustion Institute, 37, (2), pp. 2485-2491
  • Anand Makwana, Abhishek Jain, Milton Linevsky, Suresh S Iyer, Robert J Santoro, Thomas Litzinger, Yuan Xuan and Jacqueline O'Connor, 2019, "Experimental and numerical investigation of effects of premixing on soot processes in iso-octane co-flow flames", Proceedings of the Combustion Institute, 37, (1), pp. 1031-1039
  • Jacob Sebastian, Benjamin Emerson, Jacqueline O'Connor and Timothy Lieuwen, 2018, "Spatio-temporal stability analysis of linear arrays of 2D reacting wakes and jets", Physics of Fluids, 30, (11), pp. 114103
  • Anandkumar Makwana, Suresh S Iyer, Milton Linevsky, Robert J Santoro, Thomas Litzinger and Jacqueline O'Connor, 2018, "Effect of aromatic fuels and premixing on aromatic species and soot distributions in laminar, co-flow flames at atmospheric pressure", Combustion and Flame, 194, pp. 164-174
  • Wyatt Culler, Xiaoling Chen, Janith Samarasinghe, Stephen Peluso, Domenic A Santavicca and Jacqueline O'Connor, 2018, "The effect of variable fuel staging transients on self-excited instabilities in a multiple-nozzle combustor", Combustion and Flame, 194, pp. 472-484
  • Yefu Wang, Anandkumar Makwana, Milton Linevsky, Suresh S Iyer, Robert J Santoro, Thomas Litzinger and Jacqueline O'Connor, 2018, "Effect of fuel composition on soot and aromatic species distributions in laminar, co-flow flames. Part 1. Non-premixed fuel", Combustion and Flame, 189, pp. 443-455
  • Anandkumar Makwana, Yefu Wang, Milton Linevsky, Suresh S Iyer, Robert J Santoro, Thomas Litzinger and Jacqueline O'Connor, 2018, "Effect of fuel composition on soot and aromatic species distributions in laminar, co-flow flames. Part 2. Partially-premixed fuel", Combustion and Flame, 189, pp. 456-471
  • Michael Meehan, Ankit Tyagi and Jacqueline O'Connor, 2018, "Flow dynamics in a variable-spacing, three-bluff-body flowfield", Physics of Fluids, 30, (2), pp. 025105
  • Mark Frederick, Kiran Manoharan, Joshua Dudash, Brian Brubaker, Santosh Hemchandra and Jacqueline O'Connor, 2018, "Impact of PVC dynamics on shear layer response in a swirling jet", Journal of Engineering for Gas Turbines and Power, 140, (6), pp. 061503
  • Anandkumar Makwana, Milton Linevsky, Suresh S Iyer, Robert J Santoro, Thomas Litzinger and Jacqueline O'Connor, 2017, "Effects of fuel volatility on emissions in a jet flame and a model gas turbine combustor", Journal of Engineering for Gas Turbines and Power, 140, (3), pp. 031505
  • Janith Samarasinghe, Wyatt Culler, Bryan Quay, Domenic A Santavicca and Jacqueline O'Connor, 2017, "The effect of fuel staging on the structure and instability characteristics of swirl-stabilized flames in a lean premixed multi-nozzle can combustor", Journal of Engineering for Gas Turbines and Power, 139, (12), pp. 121504
  • Randy Hessel, Zongyu Yue, Rolf Reitz, Mark Musculus and Jacqueline O'Connor, 2017, "Guidelines for interpreting soot luminosity imaging", SAE International Journal of Engines, 10, (3), pp. 1174-1192
  • Jacqueline O'Connor, Meghan Borz, Jun Han, Chandan Paul, Daniel Ruth, A Imren, Daniel C Haworth, Jonathan Martin, C Sun, Andre Boehman, Kevin Heffelfinger, Jian Li, Samuel McLaughlin, Richard Morton, Anders Karlsson and Arne Andersson, 2017, "Optimization of an advanced combustion strategy towards 55% BTE for the Volvo SuperTruck program", SAE International Journal of Engines, 10, (3), pp. 1217-1227
  • Jacqueline O'Connor, 2017, "Disturbance field decomposition in a transversely forced swirl flow and flame", Journal of Propulsion and Power, 33, (3), pp. 764-775
  • Michael Leonetti, Stephen Lynch and Jacqueline O'Connor, 2017, "Combustor dilution hole placement and its effect on the turbine inlet flowfield", Journal of Propulsion and Power, 33, (3), pp. 750-763
  • Jacqueline O'Connor, M Musculus and L Pickett, 2016, "Effect of post injections on mixture preparation and unburned hydrocarbon emissions in a heavy-duty diesel engine", Combustion and Flame, 170, pp. 111-123
  • R Hessel, Z Yue, R Reitz, M Musculus and Jacqueline O'Connor, 2015, "Applying advanced CFD analysis tools to study differences between start-of-main and start-of-post injection flow, temperature and chemistry fields due to combustion of main-injected fuel", SAE International Journal of Engines, 8, (5), pp. 2159-2176
  • Jacqueline O'Connor, Vishal Acharya and Timothy Lieuwen, 2015, "Transverse combustion instabilities: Acoustic, fluid mechanic, and flame processes", Progress in Energy and Combustion Science, 49, pp. 1-39
  • Jacqueline O'Connor, 2015, "Visualization of shear layer dynamics in a transversely forced flow and flame", Journal of Propulsion and Power, 31, (4), pp. 1127-1136
  • Jacqueline O'Connor and M Musculus, 2014, "Effect of load on close-coupled post-injection efficacy for soot reduction in an optical, heavy-duty diesel research engine", Journal of Engineering for Gas Turbines and Power, 136, (10), pp. 101508
  • Jacqueline O'Connor and M Musculus, 2014, "In-cylinder mechanisms of soot reduction by close-coupled post-injections as revealed by imaging of soot luminosity and planar laser-induced soot incandescence in a heavy-duty diesel engine", SAE International Journal of Engines, 7, (2), pp. 673-693
  • Jacqueline O'Connor, Mark Musculus, , , , , , and , , 2014, "Effects of exhaust gas recirculation and load on soot in a heavy-duty optical diesel engine with close-coupled post injections for high-efficiency combustion phasing", International Journal of Engine Research, 15, (4), pp. 421-443
  • Randy Hessel, R. Reitz, M. Musculus, Jacqueline O'Connor and D. Flowers, 2014, "A CFD study of post injection influences on soot formation and oxidation under diesel-like operating conditions", SAE International Journal of Engines, 7, (2), pp. 694-713
  • Jacqueline O'Connor and Mark Musculus, 2013, "Optical investigation of the reduction of unburned hydrocarbons using close-coupled post injections at LTC conditions in a heavy-duty diesel engine", SAE International Journal of Engines, 6, (1), pp. 379-399
  • Jacqueline O'Connor and Mark Musculus, 2013, "Post injections for soot reduction in diesel engines: A review of current understanding", SAE International Journal of Engines, 6, (1), pp. 400-421
  • Benjamin Emerson, Jacqueline O'Connor, Matthew Juniper and Timothy Lieuwen, 2012, "Density ratio effects on reacting bluff body flow field characteristics", Journal of Fluid Mechanics, 706, pp. 219-250
  • Jacqueline O'Connor and Timothy Lieuwen, 2012, "Further characterization of the disturbance field in a transversely excited swirl-stabilized flame", Journal of Engineering for Gas Turbines and Power, 134, (1), pp. 011501
  • Jacqueline O'Connor and Timothy Lieuwen, 2012, "Recirculation of zone dynamics of a transversely excited swirl flow and flame", Physics of Fluids, 24, (7), pp. 075107
  • Jordan Blimbaum, M. Zanchetta, T. Akin, V. Acharya, Jacqueline O'Connor, D. R. Noble and T. Lieuwen, 2012, "Transverse to longitudinal acoustic coupling processes in annular combustion chambers", Journal of Spray and Combustion Dynamics, 4, (4), pp. 275-298
  • Jacqueline O'Connor and T. Lieuwen, 2011, "Disturbance field characteristics of a transversely excited burner", Combustion Science and Technology, 183, (5), pp. 427-443
  • Q. Zhang, S. J. Shanbhogue, T. Shreekrishna, T. Lieuwen and Jacqueline O'Connor, 2011, "Strain characteristics near the flame attachment point in a swirling flow", Combustion Science and Technology, 183, (7), pp. 665-685
  • Ashwini Karmarkar and Jacqueline O'Connor, , "Impact of turbulence on flame brush development of acoustically excited rod-stabilized flames", Proceedings of the Combustion Institute
  • Jacqueline O'Connor, , "Understanding the Role of Flow Dynamics in Thermoacoustic Combustion Instability", Proceedings of the Combustion Institute

Conference Proceedings

  • Daniel Doleiden, Ashwini Karmarkar, Jacqueline O'Connor and James Blust, 2022, "Impact of Piloting on the Static and Dynamic Stability of Swirl-Stabilized Flames", GT2022-80226
  • Andrea Gregg and Jacqueline O'Connor, 2022, "Reflecting while doing: Integrating active learning and metacognitive activities in a fully online thermodynamics course"
  • Erica Winegardner, Emma Lemay, Karen A Thole, Stephen Lynch and Jacqueline O'Connor, 2022, "Energy and the university: The role of gas turbines in US universities and strategies for enhancing energy literacy", GT2022-83102
  • Parvaneh Motiei, Maisha Ahmad, Jillian Goldfarb and Jacqueline O'Connor, 2022, "Ignition and Combustion of Microcrystalline Cellulose in a Hencken Burner"
  • Julian Toumey, Peiyu Zhang, Jennifer Colborn, Jacqueline O'Connor and Xinyu Zhao, 2022, "Assessing the wall effects of backwards-facing step flow in tightly-coupled experiments and simulations", AIAA 2022-0822
  • Xiaoling Chen, Jacqueline O'Connor and Hosam Kadry Fathy, 2021, "Multi-Sensor Heat Release Rate Estimation in a Non-Minimum Phase Rijke Tube", 54, (20), pp. 723-728
  • Ashwini Karmarkar, Isaac Boxx and Jacqueline O'Connor, 2021, "Relative Effects of Velocity- and Mixture-Coupling in a Thermoacoustically Unstable, Partially-Premixed Flame", GT2021-59113
  • Jihang Li, Hyunguk Kwon, Drue Seksinsky, Daniel Doleiden, Jacqueline O'Connor, Yuan Xuan, Michel Akiki and James Blust, 2021, "Describing the mechanism of instability suppression using a central pilot flame with coupled experiments and simulation", GT2021-59117
  • Ashwini Karmarkar and Jacqueline O'Connor, 2021, "Competing Effects of Deterministic and Stochastic Forcing and their Impact on Turbulent Flame Dynamics"
  • Xiaoling Chen, Hosam Kadry Fathy and Jacqueline O'Connor, 2020, "Impact of Sensor Placement on Mode Observability and LQG Control of a Thermoacoustic System", 53, (2), pp. 4214-4221
  • Seth Westfall, Olivia Sekulich, Wyatt Culler, Stephen Peluso and Jacqueline O'Connor, 2020, "Quantification of Variation in Combustion Instability Amplitude in a Multi-Nozzle Can Combustor", GT2020-16042
  • John Strollo, Stephen Peluso and Jacqueline O'Connor, 2020, "Effect of Hydrogen on Steady-State and Transient Combustion Instability Characteristics", GT2020-16041
  • Adam Howie, Daniel Doleiden, Stephen Peluso and Jacqueline O'Connor, 2020, "The Effect of the Degree of Premixedness on Self-Excited Combustion Instability", GT2020-16192
  • Ashwini Karmarkar, Isaac Boxx and Jacqueline O'Connor, 2020, "Impact of air-splits on fuel-air mixing and thermoacoustic instability in a swirl-stabilized, high pressure combustor"
  • Kaylyn Beseler, Ankit Tyagi and Jacqueline O'Connor, 2020, "Development of a diagnostic Damkohler number for interpreting laser-induced fluorescence data in turbulent flames", AIAA 2020-2278
  • Xiaoling Chen, Evan Dillen, Hosam Kadry Fathy and Jacqueline O'Connor, 2019, "Optimizing the Design of a Rijke Tube Experiment for Combustion Stability Model Identifiability", pp. 4974-4981
  • Ashwini Karmakar, Mark Frederick, Sean Clees, Danielle Mason and Jacqueline O'Connor, 2019, "Role of turbulence in precessing vortex core dynamics", GT2019-91095
  • Danielle Mason, Sean Clees, Mark Frederick and Jacqueline O'Connor, 2019, "The effects of exit boundary conditions on precessing vortex core dynamics", GT2019-91079
  • Daniel Doleiden, Wyatt Culler, Ankit Tyagi, Stephen Peluso and Jacqueline O'Connor, 2019, "Flame edge dynamics and interaction in a multi-nozzle can combustion with fuel staging", GT2019-91656
  • Ankit Tyagi, Isaac Boxx, Stephen Peluso and Jacqueline O'Connor, 2019, "Statistics of local flame-flame interactions in flame interaction zones of two V-flames", AIAA 2019-0446
  • Michael Meehan, Nicholas Wimer, Ankit Tyagi, Jacqueline O'Connor and Peter Hamlington, 2019, "Identifying complex dynamics of interacting turbulent jets through modal decompositions", AIAA 2019-0323
  • Wyatt Culler, Xiaoling Chen, Stephen Peluso, Domenic A Santavicca, Jacqueline O'Connor and David Noble, 2018, "Comparison of center nozzle staging to outer nozzle staging in a multi-nozzle combustor", GT2018-75423
  • Xiaoling Chen, Wyatt Culler, Stephen Peluso, Domenic A Santavicca and Jacqueline O'Connor, 2018, "Comparison of equivalence ratio transients on combustion instability in single-nozzle and multi-nozzle combustors", GT2018-75427
  • Olivia Sekulich, Wyatt Culler and Jacqueline O'Connor, 2018, "The effect of non-axisymmetric fuel staging on flame structure in a multiple-nozzle model turbine combustor"
  • Ankit Tyagi, Isaac Boxx, Ryan Shupp, Stephen Peluso and Jacqueline O'Connor, 2018, "Topology of local flame-flame interaction events in turbulent flames"
  • Ryan Shupp, Ankit Tyagi, Isaac Boxx, Stephen Peluso and Jacqueline O'Connor, 2018, "The effects of piloting on turbulent flame structure"
  • Anand Makwana, Suresh Iyer, Milton Linevsky, Robert J Santoro, Thomas Litzinger and Jacqueline O'Connor, 2018, "Effects of hydrogen addition on the structure of n-dodecane laminar, co-flow flame"
  • Xiaoling Chen, Wyatt Culler, Stephen Peluso, Domenic A Santavicca and Jacqueline O'Connor, 2018, "Effects of the equivalence ratio transient durations on self-excited combustion instability time scales in a single nozzle combustor"
  • Sean Clees, Jacques Lewalle, Mark Frederick and Jacqueline O'Connor, 2018, "Vortex core dynamics in a swirling jet near vortex breakdown", AIAA 2018-0052
  • Tyler Dare, Zachary Berger, Michael Meehan and Jacqueline O'Connor, 2018, "Cluster-based reduced-order modeling to capture intermittent dynamics of interacting wakes", AIAA 2018-0340
  • Ankit Tyagi, Isaac Boxx, Ryan Shupp, Stephen Peluso and Jacqueline O'Connor, 2018, "Structure of flames in flame interaction zones", AIAA 2018-0161
  • Janith Samarasinghe, Wyatt Culler, Bryan Quay, Domenic A Santavicca and Jacqueline O'Connor, 2017, "The effect of fuel staging on the structure and instability characteristics of swirl-stabilized flames in a lean premixed multi-nozzle can combustor", GT2017-63688
  • Wyatt Culler, Janith Samarasinghe, Bryan Quay, Domenic A Santavicca and Jacqueline O'Connor, 2017, "The effect of transient fuel staging on self-excited instabilities in a model gas turbine combustor", GT2017-63479
  • Mark Frederick, Kiran Manoharan, Joshua Dudash, Brian Brubaker, Santosh Hemchandra and Jacqueline O'Connor, 2017, "Impact of PVC dynamics on shear layer response in a swirling jet", GT2017-64691
  • Anandkumar Makwana, Milton Linevsky, Suresh S Iyer, Robert J Santoro, Thomas Litzinger and Jacqueline O'Connor, 2017, "Effects of fuel volatility on emissions in a jet flame and a model gas turbine combustor", GT2017-63686
  • Randy Hessel, Zongyu Yue, Rolf Reitz, Mark Musculus and Jacqueline O'Connor, 2017, "Guidelines for interpreting soot luminosity imaging", 2017-01-0716
  • Anand Makwana, Suresh S Iyer, M Linevsky, Robert J Santoro, Thomas Litzinger and Jacqueline O'Connor, 2017, "Effect of aromatic fuels on aromatic species and soot distributions in laminar, co-flow, non-premixed flames at atmospheric pressure"
  • Jacqueline O'Connor, Meghan Borz, Jun Han, Chandan Paul, Daniel Ruth, A Imren, Daniel C Haworth, Jonathan Martin, C Sun, Andre Boehman, Kevin Heffelfinger, Jian Li, Samuel McLaughlin, Richard Morton, Anders Karlsson and Arne Andersson, 2017, "Optimization of an advanced combustion strategy towards 55% BTE for the Volvo SuperTruck program", 2017-01-0723
  • Daniel Ruth and Jacqueline O'Connor, 2017, "Development and verification of reduced-order model for diesel spray penetration and spreading during wall impingement", 2017-01-0814
  • B Mathews, S Hansford and Jacqueline O'Connor, 2016, "Impact of swirling flow structure on vorticity fluctuation mechanisms", GT2016-56460
  • Anandkumar Makwana, Abhishek Jain, Milton Linevsky, Suresh S Iyer, Robert J Santoro, Thomas Litzinger, Yuan Xuan and Jacqueline O'Connor, 2016, "Effects of fuel structure on soot precursors in a laminar co-flow flame"
  • M Borz, Y Kim and Jacqueline O'Connor, 2016, "The effect of injection timing and duration on jet penetration and mixing in multiple injection schedules", 2016-01-0856
  • W Culler, A Tyagi, P Venkateswararn and Jacqueline O'Connor, 2016, "Comparison of three interacting V-flames to a single bluff body flame at two Reynolds numbers", AIAA 2016-1456
  • S. Hansford, K. Manoharan, S. Hemchandra and J. O'Connor, 2015, "Impact of flow non-axisymmetry on swirling flow dynamics and receptivity to acoustics", GT2015-43377
  • Kiran Manoharan, Samuel Hansford, Jacqueline O'Connor and Santosh Hemchandra, 2015, "Instability mechanism in a swirl flow combustor: Precession of vortex core and influence of density gradient", GT2015-42985
  • A Makwana, Y Wang, M Linevsky, S Iyer, R Santoro, T Litzinger and Jacqueline O'Connor, 2015, "Capturing soot formation with the use of iso-octane as a surrogate for Fischer-Tropsch fuel"
  • W Culler, J Crane, J Samarasinghe, M Meehan and Jacqueline O'Connor, 2015, "Effect of flame spacing and flow velocity on the dynamics of three interacting V-flames"
  • Randy Hessel, Reitz, Zongyu Yue, Mark Musculus and Jacqueline O'Connor, 2015, "Applying advanced CFD analysis tools to study differences between start-of-main and start-of-post injection flow, temperature and chemistry fields due to combustion of main-injected fuel", 2015-24-2436
  • R Hessel, R Reitz, M Musculus, Jacqueline O'Connor and D Flowers, 2014, "A CFD study of post injection influences on soot formation and oxidation under diesel-like operating conditions", 2014-01-1256
  • Jacqueline O'Connor and M Musculus, 2014, "In-cylinder mechanisms of soot reduction by close-coupled post-injections as revealed by imaging of soot luminosity and planar laser-induced soot incandescence in a heavy-duty diesel engine", 2014-01-1255
  • Jacqueline O'Connor, 2014, "Effect of excitation amplitude on disturbance field of a transversely forced swirl flow and flame", AIAA 2014-0658
  • Benjamin Emerson, Julia Lundrigan, Jacqueline O'Connor, David Noble and Timothy Lieuwen, 2013, "Frequency locking and vortex dynamics of an acoustically excited bluff body stabilized flame", AIAA 2012-0451
  • Jacqueline O'Connor and Mark Musculus, 2013, "Optical investigation of multiple injections for unburned hydrocarbon emissions reduction with low-temperature combustion in a heavy-duty diesel engine"
  • Jacqueline O'Connor and Vishal Acharya, 2013, "Development of a flame transfer function framework for transversely forced flames", GT2013-95900
  • Jacqueline O'Connor and Mark Musculus, 2013, "Effect of load on close-coupled post-injection efficacy for soot reduction in an optical, heavy-duty diesel research engine", ICEF2013-19037
  • Jacqueline O'Connor, Nicholas Worth and James Dawson, 2013, "Flame and flow dynamics of a self-excited, standing wave circumferential instability in a model annular gas turbine combustor", GT2013-95897
  • Jacqueline O'Connor and Mark Musculus, 2013, "Optical investigation of the reduction of UHC emissions using close-coupled post injections at LTC conditions in a heavy-duty diesel engine", 2013-01-0910
  • Jacqueline O'Connor and Mark Musculus, 2013, "Post injections for soot reduction in diesel engines: A review of current understanding", 2013-01-0917
  • Jordan Blimbaum, M. Zanchetta, T. Akin, V. Achayra, Jacqueline O'Connor, D. Noble and T. Lieuwen, 2012, "Transverse to longitudinal acoustic coupling processes in transversely excited flames"
  • Jacqueline O'Connor and Timothy Lieuwen, 2012, "Influence of transverse acoustic modal structure on the forced response of a swirling nozzle flow", GT2012-70053
  • Michael Malanoski, M. Aguilar, Jacqueline O'Connor, D. Noble and T. Lieuwen, 2012, "Flame leading edge and flow dynamics in a swirling, lifted flame", GT2012-68256
  • Benjamin Emerson, J. Lundrigan, Jacqueline O'Connor, D. Noble and T. Lieuwen, 2011, "Dependence of the bluff body wake structure on flame temperature ratio", AIAA 2011-0597
  • Jacqueline O'Connor, Colin Vanatta, Jared Mannino, Timothy Lieuwen, , , , and , , 2011, "Mechanisms for flame response in a transversely forced flame"
  • Jacqueline O'Connor, Michael Kolb, Timothy Lieuwen, , , , , and , , 2011, "Visualization of shear layer dynamics in a transversely excited, annular premixing nozzle", AIAA 2011-0237
  • Benjamin Emerson, J. Lundrigan, Jacqueline O'Connor, D. Noble and T. Lieuwen, 2011, "Convective and absolute instabilities in reacting bluff body wakes", GT2011-45330
  • Jacqueline O'Connor, T. Lieuwen, , , , , , and , , 2011, "Further characterization of the disturbance field in a transversely excited swirl-stabilized flame", GT2011-45221
  • Jacqueline O'Connor, S. Natarajan, M. Malanoski, D. Noble, T. Lieuwen, , , and , , 2010, "Response of an annular burner to transverse acoustic excitation", AIAA 2010-1151
  • Jacqueline O'Connor, S. Natarajan, M. Malanoski, T. Lieuwen, , , , and , , 2010, "Disturbance field characteristics of a transversely excited swirl flame", GT2010-22133

Research Projects

  • September 2022 - August 2025, "REU Site: Lowering the Carbon Footprint through Research in Propulsion andPower Generation," (Sponsor: National Science Foundation).
  • June 2018 - May 2023, "CAREER: Impact of Turbulence on Mechanisms of Combustion Instability," (Sponsor: National Science Foundation).
  • September 2020 - August 2023, "Collaborative Research: Combustion Behavior of Hydrochars from Wet Biomass," (Sponsor: National Science Foundation).
  • May 2022 - April 2023, "Quantifying Biomass Intra-Particle Transport to Enhance Biofuel Synthesis and Combustion," (Sponsor: Institutes for Energy and the Environment).
  • June 2020 - May 2023, "Relative Impact of Convective vs. Radiative Heat Loading in Gas Turbine Combustors," (Sponsor: Office of Naval Research).
  • October 2019 - September 2022, "Development and Evaluation of a Novel Fuel Injector Design Method Using Hybrid-Additive Manufacturing," (Sponsor: U.S. Department of Energy).

Honors and Awards

  • 2021 US Frontiers of Engineering Participant, National Academy of Engineering, September 2021
  • Dilip R. Ballal Early Career Award, American Society of Mechanical Engineers, International Gas Turbine Institute, June 2018
  • Excellence in Honors Advising Award, Schreyer Honors College, October 2017 - October 2017
  • Dorothy Quiggle Career Development Professorship in Engineering, College of Engineering, August 2013 - August 2016
  • SAE John Johnson Award for Outstanding Research in Diesel Engines, Society of Automotive Engineers, April 2015
  • American Society of Mechanical Engineers Internal Combustion Engine Division 2013 Best Paper Award, Penn State University, October 2014
  • SAE Engineering Meetings Board Outstanding Oral Presentation, Society of Automotive Engineers, April 2013
  • Associate Fellow, American Institute of Aeronautics and Astronautics, September 2020
  • Fellow, American Society of Mechanical Engineers, January 2021

Service

Service to Penn State:

  • Committee Work, Member, Schreyer Honors College Faculty Advisory Council, Schreyer Honors College, Faculty Advisory Council, August 2020
  • Committee Work, Member, Leonhard Center Faculty Advisory Board, Leonhard Center, Faculty Advisory Board, August 2020

Service to External Organizations:

  • Participation in or Service to Professional and Learned Societies, Board Member, Executive Committee Member, International Gas Turbine Institute Executive Committee, July 2022
  • Participation in or Service to Professional and Learned Societies, Other, Program Chair, Eastern States Section of the Combustion Institute, March 2022
  • Participation in or Service to Professional and Learned Societies, Vice Chair of the AIAA Publications Committee, American Institute of Aeronautics and Astronautics, January 2022
  • Participation in or Service to Professional and Learned Societies, Committee Member, AIAA Publications Committee, American Institute of Aeronautics and Astronautics, January 2019
  • Organizing Conferences and Service on Conference Committees, Chairperson, Colloquium Chair, International Symposium on Combustion, January 2019 - January 2021
  • Participation in or Service to Professional and Learned Societies, Member, Silver Medal Award Selection Committee, Combustion Institute, March 2019 - February 2020
  • Organizing Conferences and Service on Conference Committees, Co-Chairperson, Colloquium Co-Chair, International Symposium on Combustion, Gas Turbines and Rockets, November 2017 - August 2018
  • Organizing Conferences and Service on Conference Committees, Co-Organizer, Conference Co-Organizer, Eastern States Section of the Combustion Institute, July 2016 - March 2018
  • Participation in or Service to Professional and Learned Societies, Member, ASME International Gas Turbine Institute, Combustion, Fuels and Emissions Committee, June 2014
  • Participation in or Service to Professional and Learned Societies, Member, American Institute of Aeronautics and Astronautics, Propellants and Combustion Technical Committee, July 2013
 


 

About

With more than 60 faculty members, 330 graduate students, and 800 undergraduate students, the Penn State Department of Mechanical Engineering embraces a culture that welcomes individuals with a diversity of backgrounds and expertise. Our faculty and students are innovating today what will impact tomorrow’s solutions to meeting our energy needs, homeland security, biomedical devices, and transportation systems. We offer B.S. degrees in mechanical engineering as well as resident (M.S., Ph.D.) and online (M.S.) graduate degrees in mechanical engineering. See how we’re inspiring change and impacting tomorrow at me.psu.edu.

Department of Mechanical Engineering

137 Reber Building

The Pennsylvania State University

University Park, PA 16802-4400

Phone: 814-865-2519