Modeling & Simulation
Abaqus (packages: CompDam - ComPACT), ANSYS, DigiMAT, OpenFOAM, OpenLB; FEA, CFD/LBM, multi-physics
Curriculum vitae
Ahmad Ravangard
Ph.D. Candidate in Mechanical Engineering
Composite Modeling and Manufacturing Group
Old Dominion University, Norfolk, VA
Work authorization: U.S. permanent resident · No sponsorship required
Contact Information
Email
Phone
Work Authorization
U.S. permanent resident
No sponsorship required
Profiles
Research Profile
Ph.D. candidate in Mechanical Engineering specializing in advanced composite manufacturing, automated fiber placement, and process-structure-property modeling. Develops multi-physics, finite-element, CFD, and computer-vision workflows to predict resin flow, compaction, microstructural evolution, manufacturing defects, and structural performance. Integrates computational modeling with experimental characterization to guide reliable, manufacturable, high-performance composite structures.
Skills
Programming & HPC
MATLAB, Python, R, Fortran, C++, Wolfram Mathematica, Bash, Linux/Unix, SLURM/PBS
Machine Learning & Computer Vision
CNN segmentation, microstructure analysis, image preprocessing, model evaluation
CAD, Visualization & Data
CATIA, SOLIDWORKS, Autodesk Inventor; Tecplot, OpenSim, GOM Snap/Correlate, ImageJ
Experimental Methods
MTS, Digital Image Correlation (DIC), Dynamic Mechanical Analysis (DMA), Differential Scanning Calorimetry (DSC), SEM, optical microscopy, heat press, autoclave
Research & Communication
Git, DVC, GitHub, LaTeX, LyX, Microsoft Office
Education
Ph.D. in Mechanical Engineering
Old Dominion University, Norfolk, VA
GPA: 3.88/4.0
M.Sc. in Aerospace Engineering
University of Tehran, Tehran, Iran
GPA: 3.9/4.0
B.Sc. in Mechanical Engineering
Islamic Azad University of Neyriz, Fars, Iran
GPA: 3.7/4.0
Publications
- A. Ravangard, E. Ebrahimi, M. I. Ibne Wahid, A. Kravchenko. Enhancing Open Hole Tension Strength in Carbon Fiber Composites with Thermoplastic Veil Interlayers. SPE ANTEC 2026 - Annual Technical Conference of the Society of Plastics Engineers, 2026.
- A. Ravangard, K. Celebi, S. G. Kravchenko, O. G. Kravchenko. Mitigating Out-of-Plane Fiber Waviness in AFP Laminates with Tow-Gaps via Selective Placement of Thermoplastic Veils. Fibers, 13(11):145, 2025.
- D. W. Mulqueen, A. Ravangard, J. D. Bhagatji, S. Kumar, O. G. Kravchenko. Effects of Biomass and Iron Catalyst on Yield of Plant-Based Graphitic Nanoplatelets. Materials Chemistry and Physics, 131629, 2025.
- E. Ebrahimi, M. N. Saquib, A. R. Ravangard, et al. Fatigue Performance of Polyamide Glass Fiber Composites Governed by Plastic Deformation and Weave Meso-Structure. American Society for Composites 40th Anniversary, 2025.
- D. W. Mulqueen, A. Ravangard, J. D. Bhagatji, S. Kumar, O. G. Kravchenko. Effects of Biomass and Catalyst Selection on Yield and Properties of Plant-Based Graphene Nanoplatelets. Available at SSRN 5334252.
- A. Ravangard, O. Kravchenko. Compaction and Mechanical Performance of AFP Composites with Fiber Tow Gaps: Experimental Investigation and Multiphysics Modeling. 24th International Conference on Composite Materials (ICCM24), 2025.
- A. Ravangard, O. Kravchenko. Reducing Out-of-Plane Fiber Waviness in AFP Laminate with Tow Gaps by Selective Placement of Thermoplastic Veils. SAMPE Conference, 2025.
- A. Ravangard, V. C. Jamora, J. D. Bhagatji, O. Kravchenko. Mechanics of Resin Rich Regions Formation in AFP Preform with Staggered Fiber Tow Gaps. Sixth International Symposium on Automated Composites Manufacturing (ACM6), 2024.
- A. R. Ravangard, V. C. Jamora, J. D. Bhagatji, O. Kravchenko. Origin and Significance of Non-Uniform Morphology in AFP Composites. American Society for Composites (ASC) 38th Annual Technical Conference, 2023.
- B. Razmjooei, A. R. Ravangard, L. Momayez, M. Ferchichi. The Influence of Heat Transfer Due to Radiation from a Combustion Chamber. Journal of Thermal Analysis and Calorimetry, 147(3):1901-1917, 2022.
- A. R. Ravangard, L. Momayez, M. Rashidi. Effects of Geometry on Simulation of Two-Phase Flow in Microchannel with Density and Viscosity Contrast. Journal of Thermal Analysis and Calorimetry, 139(1):427-440, 2020.
- A. R. Ravangard, R. Kamali. A Numerical Investigation of Kenics Static Mixer as a Heat Exchanger in Separation and Segregation Process of Supercritical Carbon Dioxide. Conference on Recent Advances in Aerospace and Associated Sciences, 2015.
Research in Progress
- A BGKW-Informed Reduced-Conductance Framework for Rarefied Gas Evacuation and Void Collapse in Closing OOA Prepreg Micro-Channels. Manuscript in preparation.
- Selective Interlaminar Toughening for Improved Strength and Reduced Notch Sensitivity in Open Hole CFRP Laminates Interleaved with Thin PPS Thermoplastic Veils. Manuscript in preparation.
- Automated Detection and Dimensional Characterization of Tow-Gaps in Automated Fiber Placement (AFP) Laminates Using Image Processing and Deep Learning. Manuscript in preparation.
Research Experience
Graduate Research Assistant - Old Dominion University
ODU Research Foundation (Supervisor: Dr. O. Kravchenko)
Prior Research Appointments
NSF-funded and departmental research appointments
Teaching Experience
Graduate Teaching Assistant - Old Dominion University
Appointments across Mechanical & Aerospace Engineering, Mathematics & Statistics, Engineering Management, and the College of Engineering & Technology.
Courses Assisted: Solid Mechanics Lab, Statics, CAE Modeling, C++ Programming, Dynamics and Control, Computational Methods (2023), Gas Dynamics (2023)
Patents & Inventions
Localized Interfaces with Engineered Functionality for Manufacturable and Damage-Tolerant Laminated Structures
Ravangard, A. (Co-Inventor). U.S. Provisional Patent Application No. 64/118,350, filed July 24, 2026. Old Dominion University.
Honors & Awards
Prabhu Endowed Graduate Scholarship in Mechanical Engineering
Old Dominion University
Professional Service & Leadership
ODU SAMPE Student Chapter
Secretary
American Society for Composites (ASC)
Member
Society for the Advancement of Material and Process Engineering (SAMPE)
Member