Research Summary
Dr. O'Connor 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 such as combustion, alternative fuels, hydrodynamic instability, and thermoacoustics.
In the News
Research Keywords
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Projects
Recent Publications
Development of a Method for Shape Optimization for a Gas Turbine Fuel Injector Design Using Metal-Additive Manufacturing
Jalui, S., Xuan, Y., Manogharan, G. & O'Connor, J. A., Jan 1 2025, In: Journal of Engineering for Gas Turbines and Power. 147, 1, 011023.Research output: Contribution to journal › Article › peer-review
Review of the Impact of Hydrogen-Containing Fuels on Gas Turbine Hot-Section Materials
O'Connor, J., Noble, D. R., Bridges, A., Shingledecker, J., Scheibel, J. & Gagliano, M., Aug 1 2025, In: Journal of Engineering for Gas Turbines and Power. 147, 8, 081013.Research output: Contribution to journal › Article › peer-review
Impact of Diluents on Flame Stability With Blends of Natural Gas and Hydrogen
Rodriguez Camacho, J., Le, D., Blust, J. & O'connor, J., Jan 1 2025, In: Journal of Engineering for Gas Turbines and Power. 147, 1, 011017.Research output: Contribution to journal › Article › peer-review
Board 376: REU Site: Lowering the Carbon Footprint through Research in Propulsion and Power Generation
Berdanier, C. G. P., O'Connor, J. A. & Thole, K. A., Jun 23 2024, In: ASEE Annual Conference and Exposition, Conference Proceedings.Research output: Contribution to journal › Conference article › peer-review
Effect of Inert Species on the Static and Dynamic Stability of a Piloted, Swirl-Stabilized Flame
Camacho, J. R., Akiki, M., Blust, J. & O'Connor, J., Jun 1 2024, In: Journal of Engineering for Gas Turbines and Power. 146, 6, 061021.Research output: Contribution to journal › Article › peer-review
Role of volatile secondary char on the combustion behavior of cellulose-based hydrochars
Motiei, P., Pecchi, M., Adair, J. L., Goldfarb, J. L. & O'Connor, J., Nov 2024, In: Combustion and Flame. 269, 113703.Research output: Contribution to journal › Article › peer-review
Developing Research Identity: Experiences and Influences Leading to Undergraduate Students' Growth as Researchers
Splendido, S., Berdanier, C. G. P., Thole, K. A. & O'Connor, J., Jun 23 2024, In: ASEE Annual Conference and Exposition, Conference Proceedings.Research output: Contribution to journal › Conference article › peer-review
Impact of turbulence on flame brush development of acoustically excited rod-stabilized flames
Karmarkar, A. & O'Connor, J., Jan 2023, In: Proceedings of the Combustion Institute. 39, 2, p. 2139-2148 10 p.Research output: Contribution to journal › Article › peer-review
Interaction between coherent and turbulent oscillations in non-reacting and reacting wake flows
Karmarkar, A. & O'Connor, J., May 16 2023, In: Journal of Fluid Mechanics. 963, A13.Research output: Contribution to journal › Article › peer-review
Pairing combustion experiments and thermogravimetric analysis to uncover timescales controlling cellulose ignition and burnout in a Hencken burner
Motiei, P., Pecchi, M., Adair, J. L., Goldfarb, J. L. & O'Connor, J., Dec 2023, In: Combustion and Flame. 258, 113092.Research output: Contribution to journal › Article › peer-review
Understanding the role of flow dynamics in thermoacoustic combustion instability
O'Connor, J., Jan 2023, In: Proceedings of the Combustion Institute. 39, 4, p. 4583-4610 28 p.Research output: Contribution to journal › Article › peer-review
Data-driven Detection and Early Prediction of Thermoacoustic Instability in a Multi-nozzle Combustor
Bhattacharya, C., O’Connor, J. & Ray, A., 2022, In: Combustion science and technology. 194, 7, p. 1481-1512 32 p.Research output: Contribution to journal › Article › peer-review
Linear control of thermoacoustic oscillations with flame dynamics modeled by a level-set method
Chen, X., Hemchandra, S., Fathy, H. & O'Connor, J., Mar 2022, In: Combustion and Flame. 237, 111686.Research output: Contribution to journal › Article › peer-review
Optimizing Thermoacoustic Characterization Experiments for Identifiability Improves Both Parameter Estimation Accuracy and Closed-Loop Controller Robustness Guarantees
Chen, X., O’Connor, J. & Fathy, H., 2022, In: Combustion science and technology. 194, 11, p. 2186-2211 26 p.Research output: Contribution to journal › Article › peer-review
Reflecting while doing: Integrating active learning and metacognitive activities in a fully online thermodynamics course
Gregg, A. & O'connor, J., Aug 23 2022, In: ASEE Annual Conference and Exposition, Conference Proceedings.Research output: Contribution to journal › Conference article › peer-review