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Mechanical and Aerospace Engineering

D-Index
64
Citations
18192
World Ranking
536
National Ranking
237

Research.com Recognitions

  • 2020 - Fellow of American Physical Society (APS) Citation For outstanding contributions to the understanding of reacting shear flows, particularly the interactions of hydrodynamic stability, thermoacoustic stability, and flames
  • 2019 - Fellow of the Combustion Institute for exceptional research on combustion instability and turbulent combustion
  • 2018 - Member of the National Academy of Engineering For contributions to research and development in low-emissions gas turbine combustion systems and US energy policy.
  • 2018 - Gold George Westinghouse Medal, The American Society of Mechanical Engineers
  • 2011 - Fellow of the American Society of Mechanical Engineers
  • 2010 - Silver George Westinghouse Medal, The American Society of Mechanical Engineers

Overview

Tim Lieuwen is affiliated with the Georgia Institute of Technology in the United States and has an extensive research portfolio in engineering and chemical engineering disciplines. Their work focuses significantly on computational mechanics and fluid dynamics related to combustion and turbine technologies.

The main fields of study for this researcher include Engineering, with 155 publications, and Chemical Engineering, with 40 publications. Subfields emphasize computational mechanics (94 publications), fluid flow and transfer processes (38), aerospace engineering (26), safety, risk, reliability and quality (19), and materials chemistry (8).

Their research topics cover a range of subjects related to combustion and flame dynamics, including advanced combustion engine technologies and fluid dynamics. Specific research areas include:

  • Combustion and flame dynamics
  • Advanced Combustion Engine Technologies
  • Fire dynamics and safety research
  • Fluid Dynamics and Turbulent Flows
  • Aerodynamics and Acoustics in Jet Flows
  • Combustion and Detonation Processes
  • Catalytic Processes in Materials Science

Tim Lieuwen has contributed papers to several key publication venues known in their fields, such as:

  • Journal of Engineering for Gas Turbines and Power (15 publications)
  • Combustion and Flame (9 publications)
  • Journal of Fluid Mechanics (9 publications)
  • Proceedings of the Combustion Institute (6 publications)
  • AIAA Scitech 2020 Forum (4 publications)

Recent papers authored or co-authored by Tim Lieuwen include:

  • "Assessment of Current Capabilities and Near-Term Availability of Hydrogen-Fired Gas Turbines Considering a Low-Carbon Future," 2020, Journal of Engineering for Gas Turbines and Power
  • "Minimizing the impacts of the ammonia economy on the nitrogen cycle and climate," 2023, Proceedings of the National Academy of Sciences
  • "Pollutant Emissions Reporting and Performance Considerations for Hydrogen-Hydrocarbon Fuels in Gas Turbines," 2022, Journal of Engineering for Gas Turbines and Power
  • "Air Quality Implications of Using Ammonia as a Renewable Fuel: How Low Can NOx Emissions Go?", 2023, ACS Energy Letters
  • "Numerical investigation of NOx production from premixed hydrogen/methane fuel blends," 2023, Combustion and Flame

Frequent collaborators include Benjamin Emerson, Vishal Acharya, David Wu, David R. Noble, and Christopher A. Fugger, reflecting strong collaborative ties within their research network.

In addition to journal articles, Tim Lieuwen has contributed to book publications, notably one titled "Unsteady Combustor Physics," published by Cambridge University Press in 2021.

Awards and honors received by Tim Lieuwen include:

  • Fellow of the American Physical Society (APS), 2020, for contributions to understanding reacting shear flows and thermoacoustic stability
  • Fellow of the Combustion Institute, 2019, recognizing work on combustion instability and turbulent combustion
  • Member of the National Academy of Engineering, 2018, for contributions to low-emissions gas turbine combustion systems and US energy policy
  • Gold George Westinghouse Medal from The American Society of Mechanical Engineers, 2018
  • Fellow of the American Society of Mechanical Engineers, 2011
  • Silver George Westinghouse Medal from The American Society of Mechanical Engineers, 2010

Best Publications

  • Combustion Instabilities In Gas Turbine Engines: Operational Experience, Fundamental Mechanisms, and Modeling

    Timothy C. Lieuwen;Vigor Yang

  • Unsteady Combustor Physics

    Timothy C. Lieuwen

  • Lean blowoff of bluff body stabilized flames: Scaling and dynamics

    Santosh J. Shanbhogue;Sajjad Husain;Tim Lieuwen

  • A Mechanism of Combustion Instability in Lean Premixed Gas Turbine Combustors

    T. Lieuwen;H. Torres;C. Johnson;B. T. Zinn

  • Modeling Premixed Combustion-Acoustic Wave Interactions: A Review

    T. Lieuwen

  • Laminar flame speeds of H2/CO mixtures : Effect of CO2 dilution, preheat temperature, and pressure

    J. Natarajan;T. Lieuwen;J. Seitzman

  • The role of equivalence ratio oscillations in driving combustion instabilities in low NOx gas turbines

    Tim Lieuwen;Ben T. Zinn

  • Fuel Flexibility Influences on Premixed Combustor Blowout, Flashback, Autoignition, and Stability

    Tim Lieuwen;Vince McDonell;Eric Petersen;Domenic Santavicca

  • Experimental Investigation of Limit Cycle Oscillations in an Unstable Gas Turbine Combustor

    Tim C. Lieuwen

  • Transverse combustion instabilities: Acoustic, fluid mechanic, and flame processes

    Jacqueline O'Connor;Vishal Acharya;Timothy Lieuwen

  • Synthesis Gas Combustion : Fundamentals and Applications

    Timothy C. Lieuwen;Vigor Yang;Richard A. Yetter

  • Burner Development and Operability Issues Associated with Steady Flowing Syngas Fired Combustors

    Tim Lieuwen;Vince McDonell;Domenic Santavicca;Thomas Sattelmayer

  • Dynamics of Laminar Premixed Flames Forced by Harmonic Velocity Disturbances

    Preetham;H. Santosh;Tim Lieuwen

  • Laminar premixed flame response to equivalence ratio oscillations

    Ju Hyeong Cho;Tim Lieuwen

  • Near-Blowoff Dynamics of a Bluff-Body Stabilized Flame

    Suraj Nair;Tim C. Lieuwen

  • Characterization of acoustically forced swirl flame dynamics

    Sai Kumar Thumuluru;Tim Lieuwen

  • Flame transfer function saturation mechanisms in a swirl-stabilized combustor

    Benjamin D. Bellows;Mohan K. Bobba;Annalisa Forte;Jerry M. Seitzman

  • The Role of Unmixedness and Chemical Kinetics in Driving Combustion Instabilities in Lean Premixed Combustors

    T. Lieuwen;Y. Neumeier;B. T. Zinn

  • Pressure and preheat dependence of laminar flame speeds of H2/CO/CO2/O2/He mixtures

    J. Natarajan;Y. Kochar;T. Lieuwen;J. Seitzman

  • Nonlinear kinematic response of premixed flames to harmonic velocity disturbances

    Tim Lieuwen

  • Experimental investigation of limit cycle oscillations in an unstable gas turbine combustor

    Tim Lieuwen;Ben Zinn

  • Fuel Flexibility Influences on Premixed Combustor Blowout, Flashback, Autoignition, and Stability paper addresses the impact of fuel composition on the operability of lean premixed

    Tim Lieuwen;Vince McDonell;Eric Petersen;Domenic Santavicca

Frequent Co-Authors

Jerry Seitzman
Jerry Seitzman Georgia Institute of Technology
Ben T. Zinn
Ben T. Zinn Georgia Institute of Technology
Vigor Yang
Vigor Yang Georgia Institute of Technology
James R. Gord
James R. Gord United States Air Force Research Laboratory
Vincent McDonell
Vincent McDonell University of California, Irvine
Raman Sujith
Raman Sujith Indian Institute of Technology Madras
Suresh Menon
Suresh Menon Georgia Institute of Technology
Eric L. Petersen
Eric L. Petersen Texas A&M University
Jacqueline H. Chen
Jacqueline H. Chen Sandia National Laboratories
John B. Bell
John B. Bell Lawrence Berkeley National Laboratory

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