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Hadi Eslamnia

Hadi Eslamnia is a structural engineer with over 10,000 hours of experience in researching and providing expert training in OpenSees, programming for structural and earthquake engineering, and nonlinear modeling. He has written more than 100,000 lines of code in Python, MATLAB, and TCL, focusing on the nonlinear analysis of various structural systems, such as buildings and bridges with diverse seismic resistance systems. He has trained over 300 MS and PhD students worldwide through one-on-one sessions.

Educations

Amirkabir University of Technology

Master of Science in Structural Engineering

Tesis:
Evaluation of Seismic Performance Factors of Buckling Restrained Braced Frames (BRBFs)

Experiences

  • 100,000+ lines of programming in Python, MATLAB, and TCL

  • 10,000+ hours of research in nonlinear modeling and structural analysis

  • 2,000+ one-on-one training sessions with 300+ MS and PhD students globally

  • 200+ hours of online video courses (not in English)

  • 7,000+ answers to research questions on nonlinear analysis from MS and PhD researchers

  • 6 published papers and 3 papers under review

Professional and Reasearching Experience

(February 2018-Present)

  • Modeling various building and bridge structural systems using OpenSees and OpenSeesPy

  • Conducting nonlinear analysis for seismic, wind, and flood loads, using methods such as pushover, IDA, cloud, MSA, and more

  • Proficient in advanced programming with Python, MATLAB, and TCL

  • Structural optimization using MATLAB and Python

  • Automating structural modeling with ETABS API and Python

Structural Modeling Experience

(February 2018-Present)

Moment Frames:

  • Steel Moment Frame (distributed plasticity, fiber model)

  • Steel Moment Frame (lumped plasticity, Ibarra-Krawinkler model)

  • Concrete Moment Frame (distributed plasticity, fiber model)

  • Concrete Moment Frame (lumped plasticity, Ibarra-Krawinkler model)

  • Special Truss Moment Frame

  • Modular Steel Building

  • Concrete-Filled Tube Frame (CFT)

Braced Frames:

  • Concentric and Eccentric Steel Braced Frames (CBF and EBF)

  • Buckling Restrained Braced Frame (BRBF)

  • Strongback Braced Frame

  • High-Rise Steel Building with Outrigger and Belt Trusses

Walls:

  • Concrete Shear Wall

  • Hybrid Coupled Wall System (steel and concrete beams)

  • Masonry Wall

  • Infilled Walls (in steel and concrete frames)

  • Insulated Concrete Form System (ICF)

Dampers and Base-Isolators:

  • Viscous Damper

  • Friction Damper

  • Yielding Steel Damper

  • Tuned Mass Damper (TMD)

  • Single and Triple Friction Pendulum Isolators

  • Elastomeric Bearing Isolator

Self-Centering Systems:

  • Self-Centering Wall systems

  • Braced Frames equipped with Shape Memory Alloys (SMA)

  • Self-Centering Column Base Connection

  • Self-Centering Beam to Column Connection

Soil:

  • Soil-Shallow Foundation Interaction (Winkler and direct models)

  • Soil-Pile-Structure Interaction (Winkler model)

  • Soil-Tunnel Interaction (direct model)

Bridge systems:

  • Single-frame and Multi-frame Bridge Systems

  • Cable-Stayed Bridges

  • Bridge Detailing: Deck and Piers, Shear Keys, Backfill Soil, Piles, Pounding, Bearing Pads, Restrainers

Optimization Experience

(February 2018-Present)

  • Steel Moment Frame optimization based on performance levels (IO, LS, CP) using OpenSees and MATLAB

  • Topology optimization of steel braced frames with SMA and soil interaction using OpenSees and MATLAB

  • Tall building outrigger system optimization using Python and ETABS API

  • Shear wall structure optimization using OpenSeesPy, Python, MATLAB, and ETABS API

Additional Experience

(February 2018-Present)

  • Seismic fragility assessment and progressive collapse analysis

  • Pounding between adjacent structures

  • FRP-Confined Concrete modeling

Skills

MATLAB

Advanced procedural programming, structural algorithms, teaching MATLAB for structural/seismic purposes

Python

Advanced procedural programming, structural algorithms, teaching Python for structural/seismic purposes

TCL

Advanced procedural programming for OpenSees

Languages

English

Advanced in reading, speaking, listening, and writing

Publications

  • Eslamnia, H., Malekzadeh, H., Jalali, S. A., & Moghadam, A. S. (2023). Seismic energy demands and optimal intensity measures for continuous concrete box-girder bridges. Soil Dynamics and Earthquake Engineering, 165, 107657. icon

  • Farajian, M., Sharafi, P., Eslamnia, H., Kildashti, K., & Bai, Y. (2022). Classification of inter-modular connections for stiffness and strength in sway corner-supported steel modular frames. Journal of Constructional Steel Research, 197, 107458. icon

  • Farajian, M., Kildashti, K., Sharafi, P., & Eslamnia, H. (2022, November). Quantification of seismic performance factors for modular corner-supported steel bracing system. In Structures (Vol. 45, pp. 257-274). Elsevier. icon

  • Farajian, M., Sharafi, P., Bigdeli, A., Eslamnia, H., & Rahnamayiezekavat, P. (2022). Experimental Study on the Natural Dynamic Characteristics of Steel-Framed Modular Structures. Buildings, 12(5), 587. icon

  • Farajian, M., Sharafi, P., Eslamnia, H., Bai, Y., & Samali, B. (2023, March). Classification system for inter-modular connections in non-sway corner-supported steel modular buildings. In Structures (Vol. 49, pp. 807-825). Elsevier. icon

  • Mirzai, N. M., Eslamnia, H., Sina Bakhshinezha, S., Jeong, S. H. (2023). Seismic fragility assessment of a multi-span continuous I-girder bridge controlled by a self-centering damper. In Structures. Elsevier. icon

  • Development of seismic fragility functions for close-spaced reinforced masonry shear walls (under review)

  • Seismic fragility of non-ductile and limited ductile reinforced concrete shear walls under in-plane loading conditions (under review)