Structures and Materials

Computational Mechanics

Relevant Publications:

Zhao, W. and  Mohammed Abir Mahdi, “Buckling Load Maximization of Stiffened Plates using Level Set Topology Optimization and Inverse Isoparametric Mapping Algorithm,” AIAA Aviation 2023 Forum, San Diego, CA  & Online, June 12-16, 2023 DOI: 10.2514/6.2023-4380

Zhao, W. and Kapania, R. K.  "Buckling Analysis of Unitized Curvilinearly Stiffened Composite Panels, '' Composite Structures, Vol. 135, 2016, pp. 365-382, DOI:  10.1016/j.compstruct.2015.09.041

Zhao, W. and Kapania, R. K.  "Vibrational Analysis of Curvilinearly Stiffened Composite Panels Subjected to In-plane Loads'' AIAA Journal, Vol. 55, No. 3, 2017, pp. 981-997, DOI: 10.2514/1.J055047

Fatemeh Hashemian, Zhao, W. and Yi Wang, "A Reduced Order Model for Static and Buckling Analysis of Thin-Walled Stiffened Plate on a Non-Conformal Mesh ", ASME 2023 International Mechanical Engineering Congress and Exposition (IMECE2023), New Orleans, LA, October 29 — November 2, 2023

Advanced Composite Materials

Analysis and Optimization

Manufacturing and Testing


Relevant Publications:

Zhao, W. and Kapania, R. K., “Prestressed Vibration of Stiffened Variable Angle Tow Laminated Plate,” AIAA Journal, Vol. 57, No. 6, pp.2575–2593, 2019, DOI: 10.2514/1.J057719

Zhao,W., Singh, K. A, and Kapania, R. K., "Thermal Buckling Analysis and Optimization of Curvilinearly Stiffened Plates with Variable Angle Tow Laminates," AIAA Journal of Spacecraft and Rockets , 2018, DOI: 10.2514/1.A34378

Inflatable Structures

Studied pressure induced pre-stress stiffness inflatable wing and aeroelastic responses including static aeroelastic deformations and flutter of inflatable wings (Dyneema and Nylon 2B wing model)

More details can be found in the following papers:

Fabricated wing under static testing

Flutter Test of Tethered Inflated Wing

Additive Manufacturing Structures

Metal Additive Manufacturing (Additive Friction Stir Deposition)

MELD_project -poster.pdf