Computational Energy and Propulsion Laboratory

[06/13/2023]: Congratulations to Zehao Lu for successfully defending his M.S. thesis titled "Reduced-order Monte Carlo modeling of thermo-acoustic instability in a model rocket combustor".

[04/30/2023]: Congratulations to Charlie Guo for successfully defending his M.S. thesis titled "Convergence and Scaling Analysis of Large-Eddy Simulation of a Pool Fire".

[11/28/2023]: Congratulations to Dr. Utsav Jain for successfully defending his Ph.D. dissertation titled "Computational Modeling of Ignition and Premixed Flame Propagation Initiated by a Pre-chamber Turbulent Jet".

[10/12/2023]: CEPL group picture taken outside the Neil Armstrong Hall of Engineering, Purdue University. From left to right: Rishab Chitgopeker, Sam Goilo, Zehao Lu, Charles Guo, Dr. Haifeng Wang, Jie Tao and Utsav Jain.

[10/04/2023]: Congratulations to Dr. Haifeng Wang for being elected as the AIAA Associate Fellow for his contributiosn to the development of advanced turbulent combustion models and high-fidelity simulations for aerospace propulsion systems.

[08/23/2023]: Two new Master's students, Sam Goilo and Rishab Chitgopeker, have joined our research group this semester, adding fresh perspectives to our team as we kick off the new semester. Welcome to CEPL.

[06/14/2023]: A post-doctoral researcher position focussed on data-drive combustion modeling is available in CEPL. Click on this news posting for more information.

[03/30/2023]: A journal paper authored by Dr. Haifeng Wang and Shashank Kashyap titled "Multi-regime mixing modeling for local extinction and re-ignition in turbulent non-premixed flame by using LES/FDF method" has been accepted and published online in Flow, Turbulence and Combustion.

[12/12/2022]: Congratulations to Utsav Jain for passing his Ph.D. preliminary examination titled "Computational Modeling of Ignition and Premixed Flame Propagation in Prechamber Assisted Turbulent Jet Ignition".

[11/21/2022]: Dr. Haifeng Wang, Jie Tao and Utsav Jain represented CEPL in the APS 75th Annual Meeting of the Division of Fluid Dynamics (DFD). Dr. Haifeng Wang was the organizer and also the session chair for "Reacting flow: Combustion Kinetics and Modeling". Jie Tao and Utsav Jain volunteered and also presented their Ph.D. research in the conference.

[07/15/2022]: Congratulations to Dr. Tianfang Xie for successfully defending his Ph.D. dissertation titled "Representation of Differential Molecular Diffusion by using Laminar Flamelet and Modeling of Pool Fire using Transported PDF Method".

[05/15/2022]: CEPL group picture taken outside the Neil Armstrong Hall of Engineering, Purdue University. From left to right: Utsav Jain, Jie Tao, Dr. Haifeng Wang, Charles Guo, Zehao Lu and Tianfang Xie.

[05/01/2022]: Charles Guo joined CEPL. Charles finished his undergraduate studies at the School of Aeronautics and Astronautics at Purdue University and will be starting the Masters program in the same department. Welcome to the group.

[03/14/2022]: Congratulations to Jie Tao for successfully passing his Ph.D. preliminary examination!

[12/20/2021]: Journal paper titled "Examination of probability distribution of mixture fraction in LES/FDF modelling of a turbulent partially premixed jet flame" and authored by Dr. Haifeng Wang, Dr. Pei Zhang and Jie Tao has been accepted and published by Combustion Theory and Modelling. Congratulations!

[11/15/2021]: Journal paper titled "Machine learning assisted modeling of mixing timescale for LES/PDF of high-Karlovitz turbulent premixed combustion" and authored by Dr. Jinlong Liu and Dr. Haifeng Wang has been accepted by Combustion and Flame.

[11/12/2021]: Utsav Jain received the 2021 Major General Herbert A. Lyon Scholarship for his achievements in academics and research in the field of aerospace propulsion. The scholarship was established by Barbara Lyon Bennett in honor of Major General Lyon, who earned his master’s in aeronautical engineering from Purdue in 1952.

[08/10/2021]: Biswaranjan Pati will continue in CEPL as a Ph.D. student. Welcome to the team of doctoral students in the group!

[07/15/2021]: Congratulations to Biswaranjan Pati on passing his M.S. thesis defense on the topic 'Large Eddy Simulations of a Backstep Turbulent Flow and Preliminary Assessment of Machine Learning for Reduced Order Turbulence Model Development'.

[07/09/2021]: Congratulations to Krutika Appaswamy on passing her M.S. thesis defense on the topic 'Computational Studies of Cambridge Stratified Premixed Flames by using Transported Probability Density Function'.

[05/25/2021]: Tianfang Xie presented in the 12th U.S. National Combustion Meeting. His presentation was under the session of "Turbulent Combustion" titled "Representativity of Differential Molecular Diffusion by Laminar Flamelet for Turbulent Non-premixed Combustion Modeling".

[01/26/2021]: Research work done at CEPL was represented by Dr. Haifeng Wang at the 38th International Symposium on Combustion. The title of his talk was "A priori analysis of a power-law mixing model for transported PDF model based on high Karlovitz turbulent premixed DNS flames". He was also the chair of the sessions on 'Turbulent Flames'.

[01/15/2021]: A journal paper, authored by Dr. Haifeng Wang, was published in the Physics of Fluid. The title of the paper is "Fully Consistent Eulerian Monte Carlo Fields Method for Solving Probability Density Function Transport Equations in Turbulence Modeling". Congratulations!

[01/04/2021]: Dr. Xinran Zhao joined CEPL as a post doctoral researcher. Welcome to the group!

[01/04/2021]: Our group wishes you a very happy and prosperous new year! May this year be full of exciting scientific discoveries. (In the picture from top left and going clockwise we have: Jie Tao, Charles Guo, Abhinand Ayyaswamy, Tianfang Xie, Dr. Xinran Zhao, Utsav Jain, Nianju Gu, Biswaranjan Pati and with Dr. Haifeng Wang at the center of the screen. Unfortnately, Krutika Appaswamy and Daniel Qi could not make it for the virtual group picture.)

[12/18/2020]: Tianfang Xie successfully defended his Ph.D. preliminary examination on the title 'Combustion Representativity of Differential Molecular Diffusion by Laminar Flamelet for Turbulent Non-premixed Flames and Transported PDF Modeling of a Pool Fire'. Congratulations!

[11/23/2020]: The research conducted at CEPL was presented at the 73rd Annual American Physics Society's Division of Fluid Dynamics conference. Presentations were given by Dr. Haifeng Wang, Dr. Jinlong Liu, Utsav Jain, Jie Tao and Abhinand Ayyaswamy along with our FM Global collaborators Dr. Ning Ren and Dr. Yi Wang. Abstracts and talk details can be found by clicking on the name of the presenter.

[10/20/2020]: The contributions of CEPL were showcased in a blog post written by Dr. Haifeng Wang for the Purdue College of Engineering. It is titled as 'Virtualizing combustion to cut aircraft engine emissions' and talks about the current and the future research goals of the group in order to help meet the stringent engine emission regulations.

[10/13/2020]: Dr. Haifeng Wang gave a talk during the event 'Celebrating Our Associate Professors' demonstrating his thoughts on aspects of teaching/learning, research and/or engagement activities.

[10/06/2020]: A paper authored by Dr. Tejas Pant is accepted by the Journal of Computational Physics. The paper is titled "Transported PDF Modeling of Compressible Turbulent Reactive Flows by using the Eulerian Monte Carlo Fields Method" and is co-authored by Utsav Jain and Dr. Haifeng Wang.

[08/06/2020]: A post-doctoral researcher position is available in CEPL. For more information, click here. (This position has been filled)

[07/22/2020]:Congratulations to Abhinand for successfully defending his M.S. thesis on "Computational Modeling of Hypersonic Turbulent Boundary Layers By Using Machine Learning". He will be joining CEPL as a Ph.D. student.

[06/05/2020]: A paper authored by Dr. Pei Zhang is accepted by the Proceedings of the Combustion Institute. The paper is titled "A priori analysis of a power-law mixing model for transported PDF model based on high Karlovitz turbulent premixed DNS flames" and is co-authored by Tianfang Xie (Purdue CEPL), Dr. Hemanth Kolla (Sandia National Lab), Prof. Wang, Prof. Evatt Hawkes (the University of New South Wales), Dr. Jacki Chen (Sandia National Lab), and Prof. Haiou Wang (Zhejiang University).

[04/02/2020]: Purdue University's Board of Trustees approved the promotion of Dr. Haifeng Wang to Associate Professor in the School of Aeronautics and Astronautics. Congratulations for the promotion! More information is available here.

[03/08/2020]: The symposium paper by Dr. Pei Zhang has been accepted by the 38th Combustion Symposium for oral presentation. The paper is titled "A priori analysis of a power-law mixing model for transported PDF model based on high Karlovitz turbulent premixed DNS flames" and is co-authored by Tianfang Xie (Purdue CEPL), Dr. Hemanth Kolla (Sandia National Lab), Prof. Wang, Prof. Evatt Hawkes (the University of New South Wales), Dr. Jacki Chen (Sandia National Lab), and Prof. Haiou Wang (Zhejiang University).

[01/05/2020]: Dr. Jinlong Liu joined CEPL as a Post-doctoral researcher. Dr. Jinlong finished his PhD in 2018 from West Virginia University on the topic "Investigation of Combustion Characteristics of a Heavy-Duty Diesel Engine Retrofitted to Natural Gas Spark Ignition Operation". Welcome to the group.

[12/05/2019]: Ms. Nianju Gu joined CEPL. Nianju is an undergraduate student at the School of Aeronautics and Astronautics at Purdue University. Welcome to the group.

[12/05/2019]: Mr. Biswaranjan Pati joined CEPL. Biswaranjan is enrolled in MS degree at the School of Aeronautics and Astronautics at Purdue University. Welcome to the group.

[12/05/2019]: Ms. Krutika Appaswamy joined CEPL. Krutika is in her MS degree at the School of Aeronautics and Astronautics at Purdue University. Welcome to the group.

[09/30/2019]: Mr. Wanhui Zhao joined CEPL. Wanhui is a PhD candidate in Tianjian University (China) and will be pursuing research at CEPL as a visiting scholar. Welcome to the group.

[09/30/2019]: Mr. Di Xu joined CEPL. Di is an undergraduate student at Purdue University in the School of Aeronautics and Astronautics. Welcome to the group.

[09/17/2019]:A post-doctoral researcher position is available in CEPL. For more information, click here. (Update: The position has been filled, 12/2/2019)

[09/12/2019]: Mr. Daniel Qi joined CEPL as Undergraduate Researcher. Welcome to the group.

[09/12/2019]: Mr. Charles Guo joined CEPL as Undergraduate Researcher. Welcome to the group.

[09/05/2019]: A grant proposal titled "Hierarchically Informed Engineering Models for Predictive Modeling of Turbulent Premixed Flame Propagation in Pre-Chamber Turbulent Jet Ignition" has been selected by Department of Energy for an award. The principle investigator of the project is Prof. Haifeng Wang from Purdue CEPL and the co-investigator is Dr. Riccardo Scarcelli of Argonne National Lab. The project will focus on the development of next-generation predictive CFD models for turbulent jet ignition.

[07/28/2019]: CEPL group picture taken outside the Neil Armstrong Hall of Engineering, Purdue University. From left to right: Jie Tao, Tianfang Xie, Abhinand Ayyaswamy, Dr. Haifeng Wang, Tejas Pant, Utsav Jain, Shashank Kashyap and Pei Zhang.

[07/21/2019]: Group picture from a dinner invitation by Professor Haifeng Wang and family. Pei, Shashank and Abhinand were not available during the group picture.

[07/16/2019]: Congratulations to Tejas for passing his PhD Dissertation!

Tejas's thesis topic is "Numerical Modeling of Thermo-acoustic Instability in a Self-excited Resonance Combustor using the Flamelet Modeling Approach and Transported Probability Density Method". (In the picture, from left to right: Dr. William Anderson, Dr. Haifeng Wang, Tejas Pant and Dr. Carson Slabaugh. Dr. Tom Shih was not present in the picture because of conflict in schedule)

[07/03/2019]: Congratulations to Shashank for passing his MS Thesis defense!

Shashank's thesis topic is "Multi-Regime Turbulent Combustion Modeling using Large Eddy Simulation and Probability Density Function". After MS, he will be joining Rescale as an Application Engineer. (In the picture, from left to right: Dr. Terrence Meyer, Dr. Li Qiao, Shashank Kashyap and Dr. Haifeng Wang)

[06/28/2019]: Congratulations to Pei for passing her PhD dissertation!

Pei's thesis topic is "Large Eddy Simulation/Transported Probability Density Function Modeling of Turbulent Combustion: Model Advancements and Applications". After PhD, she will be joining Oak Ridge National Laboratories as a PostDoc. (In the picture, from left to right, Dr. Gregory Blaisdell, Dr. Haifeng Wang, Pei Zhang and Dr. Stephen Heister. Dr. Li Qiao was not present because of conflict in schedule)

[05/06/2019]: Professor Haifeng Wang and Jie Tao attended the 17th International Conference on Numerical Combustion in Aachen, Germany.

[02/05/2019]: Congratulations to Jie for passing his PhD Qualification Examinations.

[01/05/2019]: Tejas gave a talk at the AIAA Scitech 2019 on "Flamelet Modeling of Transverse Thermo-Acoustic Instability in a Multi-Element Combustor". The conference took place in San Diego, USA.

[11/18/2018]: Pei gave a talk at the 71st Annual Meeting of the American Physical Society Division of Fluid Mechanics that took place in Atlanta, USA.

[09/11/2018]: Abhinand Ayyaswamy joined CEPL as a Master's student.

[09/01/2018]: Congratulations to Utsav for passing his PhD Qualification Examinations.

[08/07/2018]: "Consistent modeling of differential molecular diffusion to yield desired Reynolds-number power-law scaling" authored by Chao, Tejas, Utsav and Prof. Wang has been accepted by Physics of Fluids.

[07/12/2018]: Congratulations to Chao for passing his PhD thesis defence! Chao's thesis topic is examination and modeling differential molecular diffusion in turbulent flames.

[07/09/2018]: "Propagation and extinction behavior of methane/air premixed flames through straight and converging-diverging microchannel" authored by Sayan, Pei, Prof. Wang and Prof. Qiao has been accepted by Applied Thermal Engineering.

[04/13/2018]: "Variance consistent mean shift particle model for treating differential molecular diffusion in transported PDF methods for turbulent reactive flows" authored by Pei and Prof. Wang has been accepted by Computers and Fluids.

[04/10/2018]: Congratulations to Shashank for receiving a summer internship in the company Rescale at San Francisco. His major task is running engineering simulations on Rescale's HPC Platform.

[03/15/2018]: Meng Xia joined CEPL as a visiting scholar.

[03/02/2018]: Congratulations to Utsav for receiving the Excellence Fellowship from Federal Aviation Administration Centers!

[12/20/2017]: Congratulations to Pei for receiving the Bilsland Fellowship!

Bilsland Fellowship is awarded to outstanding Ph.D. candidates by Purdue's College of Engineering. They are highly competitive and recognize superior academic abilities and scholarly achievements.

[11/30/2017]: Congratulations to Utsav for passing his Master thesis defence!

Utsav's thesis topic is 'Computational Analysis of Spray Jet Flames'.

[11/28/2017]: Congratulations to Tejas for passing his PhD preliminary exam!

Tejas' thesis topic is examination of combustion instability with numerical approach.

[11/23/2017]: 2017 Thanksgiving group party.

[11/20/2017]: Congratulations to Menglin for passing his Master thesis defence!

Menglin's thesis topic is numerical simulations of stratified flames.

[11/16/2017]: Congratulations to Jie for passing his Master thesis defence!

Jie's thesis topic is numerical simulation of pulsed jet flames with PDF method.

[11/11/2017]: "An Empirical Model Relating Pressure Drop and Mass Flow Rate in General Internal Flows: Theoretical Basis and Sensitivity Analysis " authored by Tejas and Prof. Wang has been accepted by Journal of Applied Fluid Mechanics.

[08/01/2017]: CEPL group photo on date 08/01/2017 (Tejas was not available for the photo).

[07/31/2017]: Congratulations to Pei for being awarded Koerner Scholarship!

Koerner Scholarship comes from the Koerner Scholarship Fund from the AAE department. It is awarded to PhD students who have demonstrated excellent research capabilities and have outstanding academic achievements. Pei is the first one to receive this scholarship in this group!

[07/13/2017]: Congratulations to Harshad for passing his PhD thesis defence!

Harshad's thesis topic is computational investigation of soot and radiation in turbulent reacting flows. He will work at Caterpillar.

[06/22/2017]: "LES/PDF modeling of turbulent premixed flames with locally enhanced mixing by reaction" authored by Prof. Wang, Tejas and Pei has been accepted by Flow Turbulence and Combustion.

[04/26/2017]: Utsav attended the 10th US National Combustion meeting and gave a talk titled "Characteristics and Parameterization of Spray Combustion in Laminar Counter-Flow Jet Flames".

[04/24/2017]: Pei attended the 10th US National Combustion meeting and gave a talk titled "Variance consistent mean shift particle model for treating differential molecular diffusion in transported PDF methods for turbulent reactive flows".

[04/24/2017]: Chao attended the 10th US National Combustion meeting and gave a talk titled "Effect of numerical approaches for flamelet table integration on flamelet modeling of a turbulent jet flame and a self-excited resonance combustor".

[04/19/2017]: Chao received CoE Outstanding Research Award!

This award is to recognize students who have demonstrated excellence research, activeness in professional organizations.

[04/10/2017]: Utsav attended the AAE Research Symposium Series and gave a talk titled "Characteristics and Parameterization of Spray Combustion in Laminar Counter-Flow Jet Flames".

The Research Symposium Series is a department-sponsored forum for graduate students and advanced-level undergraduates to present their research to a general audience.

[04/05/2017]: Pei received the Purdue College of Engineering Travel Grant, congratulations!

[03/22/2017]: "Studies of the flow and turbulence fields in a turbulent pulsed jet flame using LES/PDF" authored by Pei, Prof. Masri and Prof. Wang has been accepted by Combustion Theory and Modelling.

[03/07/2017]: Congratulations to Tejas for receiving the Excellence Fellowship from Federal Aviation Administration Centers!

He will work on a project through the Partnership to Enhance General Aviation Safety, Accessibility and Sustainability (PEGASAS), the Federal Aviation Administration (FAA) Center of Excellence for General Aviation. The mission of PEGASAS is to enhance general aviation safety, accessibility, and sustainability by partnering the FAA with a national network of world-class researchers, educators and industry leaders.

[03/06/2017]: Prof. Wang visited the Sandia National Lab (Albuquerque, NM) and gave a seminar on the PDF modeling of turbulent combustion in different combustion regimes.

[02/09/2017]: "Examination of differential molecular diffusion in DNS of turbulent non-premixed flames" authored by Chao, Prof. Lignell, Prof. Hawkes, Dr. Chen and Prof. Wang has been published in International Journal of Hydrogen Energy.

[02/06/2017]: Shuai Zhong is visiting Purdue CEPL as visiting undergraduate for three months, welcome!

[01/27/2017]: "A comparison of different approaches to integrate flamelet tables with presumed-shape PDF in flamelet models for turbulent flames" authored by Chao and Prof. Wang has been published in Combustion Theory and Modelling.

[01/09/2017]: Harshad attended 55th AIAA Aerospace Sciences Meeting in Grapevine, TX and gave a talk titled "Assessment of Differential Diffusion Effects on Soot Evolution in Piloted Non-premixed Turbulent Flames".

[11/23/2016]: Pei attended 69th APS-DFD meeting in Portland, OR and gave a talk titled "A consistent transported PDF model for treating differential molecular diffusion".

[11/23/2016]: Pei attended 69th APS-DFD meeting in Portland, OR and gave a talk titled "LES/PDF studies of joint statistics of mixture fraction and progress variable in piloted methane jet flames with inhomogeneous inlet flows".

[11/23/2016]: Chao attended 69th APS-DFD meeting in Portland, OR and gave a talk titled "Examination of flamelet differential molecular diffusion models in oxy-fuel turbulent jet flames".

[10/20/2016]: Chao received the Purdue College of Engineering Travel Grant, congratulations!

[09/27/2016]: Harshad received the Best Oral Presentation Award at the AAE Research Symposium, congratulations!

[09/20/2016]: Congratulations to Chao for passing his prelim exam!

[08/31/2016]: Prof. Wang attended TNF 13 and 36th International Symposium on Combustion in Seoul, Korea and presented a talk titled "A unified view of pilot stabilized turbulent jet flames for model assessment across different combustion regimes".

[07/01/2016]: Congratulations to Pei for passing her prelim exam!

[05/08/2016]: Tejas receives a summer internship at Roush Industries, Livonia, MI, congratulations!

[01/25/2016]: Congratulations to Tianfang for passing his PhD qualifying exam!

[01/06/2016]: Tejas attended the 54th AIAA Sci-Tech meeting in San Diego, CA and gave a talk titled "Flamelet Modeling Studies of a Continuously Variable Resonance Combustor".

[01/03/2016]: Congratulations to Tejas for receiving the Purdue Graduate Student Government (PGSG) Travel Grant!

[11/23/2015]: Prof. Wang attended the 68th APS/DFD meeting in Boston, MA and gave a talk titled "Flamelet modeling of differential molecular diffusion in CO/H2 and ethylene DNS flames"

[09/25/2015]: Congratulations to Tejas for passing his PhD qualifying exam!

[09/01/2015]: Welcome new group members: Akshay Koodly-Ravishankara, Utsav Jain, Jie Tao, Menglin Ni.

[09/25/2014]: Congratulations to Chao for passing his PhD qualifying exam!

[09/25/2014]: Congratulations to Pei for passing her PhD qualifying exam!

[08/30/2014]: Tianfang joint CEPL, Welcome!

[08/30/2014]: Tejas continues his PhD study in CEPL, Welcome!

[07/03/2014]: Congratulations to Tejas for passing his MS thesis defence!

[02/25/2014]: CEPL web is online.

[01/15/2014]: Chao Han joint CEPL.

[01/15/2014]: Pei Zhang joint CEPL.

[11/01/2013]: RA position is available.

[10/01/2013]: Prof. Wang received ACS PRF DNI award.

[09/01/2012]: Tejas Pant joint CEPL.

[09/01/2012]: Harshad Lalit joint CEPL.

[07/02/2012]: Prof. Wang started as Assistant Professor at Purdue.