Sayed Tanvir Ahmed

⚙️

Sayed Tanvir Ahmed

Mechanical Engineer | Researcher

Shahjalal University of Science & Technology

Current Positions

Journal Manager – ASIDE Journals | Lead Technical and Editorial operations
Mechanical Engineer – AmeriStruct | Provide CAD, FEA and CFD solutions

Seeking a PhD/MASc Position

I believe in pushing technical boundaries to create solutions that matter. I am seeking a graduate position to deepen my expertise and drive innovation.

Interests

Computational Fluid Dynamics
Thermo-fluid
Hypersonic Aerothermodynamics
Computational Solid Mechanics

Education

BSc in Mechanical Engineering
Shahjalal University of Science And Technology, Sylhet, Bangladesh
Higher Secondary Certificate (HSC)
Notre Dame College, Mymensingh

Featured Publications

Aerodynamic Effects of Leading-Edge Flap Angle on NACA 4412 Airfoil Performance at Low Reynolds Numbers: A CFD Investigation

Aerodynamic Effects of Leading-Edge Flap Angle on NACA 4412 Airfoil Performance at Low Reynolds Numbers: A CFD Investigation

This study optimizes the NACA 4412 airfoil for wind turbine blades, finding that an 8° down flap angle improves aerodynamic efficiency by enhancing the lift-to-drag ratio by 10.7%.

Sep 29, 29290

Numerical Investigation of the Hydraulic and Thermal Performance of Plain Fin Compact Heat Exchangers with Modified Flat Tubes

Numerical Investigation of the Hydraulic and Thermal Performance of Plain Fin Compact Heat Exchangers with Modified Flat Tubes

This study shows that modified flat tubes in heat exchangers enhance thermal efficiency and reduce pressure difference, improving overall performance.

Sep 29, 29290

Thermohydraulic Performance Optimization of Solar Air Heater via Tailored Inverted L-Shaped Rib: A CFD Investigation

Thermohydraulic Performance Optimization of Solar Air Heater via Tailored Inverted L-Shaped Rib: A CFD Investigation

Ribs on a solar air heater's absorber plate enhance heat transfer by increasing turbulence and disrupting the boundary layer.

Sep 29, 29290

Effects of Trailing Edge Thickness on NACA 4412 Airfoil Performance at Low Reynolds Numbers: A CFD Analysis

Effects of Trailing Edge Thickness on NACA 4412 Airfoil Performance at Low Reynolds Numbers: A CFD Analysis

This study modifies the NACA 4412 airfoil's trailing edge thickness using CFD, finding that a 0.8% thickness offers optimal performance with improved lift and lift-to-drag ratio, while a 0.2% thickness reduces overall performance.

Sep 29, 29290

Improvement of NACA6309 Airfoil with Passive Air-Flow Control by using Trailing Edge Flap

Improvement of NACA6309 Airfoil with Passive Air-Flow Control by using Trailing Edge Flap

This study uses CFD simulations to analyze 16 configurations of the NACA6309 airfoil with trailing-edge flaps, finding that a 1° up-flap offers the best aerodynamic performance while the 10° down-flap performs the worst..

Sep 29, 29290

See all publications

Featured Projects

CAD

CAD

Computer Aided Design Portfolio

Sep 24, 24240

FEA

FEA

Structural Analysis Showcas

Sep 24, 24240

Gravity Light Project

Gravity Light Project

Academic Project

Sep 24, 24240

Python

Python

Mathematical Modeling Showcase

Sep 24, 24240

Recent Publications

Sayed Tanvir Ahmed, Ratul Das, Tripta Sarakr (2025). Aerodynamic Effects of Leading-Edge Flap Angle on NACA 4412 Airfoil Performance at Low Reynolds Numbers: A CFD Investigation. AIP.

Tripta Sarkar, Sayed Tanvir Ahmed, Ratul Das (2025). Numerical Investigation of the Hydraulic and Thermal Performance of Plain Fin Compact Heat Exchangers with Modified Flat Tubes. AIP.

Sayed Tanvir Ahmed, Tripta Sarkar, Ratul Das (2025). Thermohydraulic Performance Optimization of Solar Air Heater via Tailored Inverted L-Shaped Rib: A CFD Investigation. AIP.

Sayed Tanvir Ahmed (2024). Effects of Trailing Edge Thickness on NACA 4412 Airfoil Performance at Low Reynolds Numbers: A CFD Analysis. arXiv.

Mahadi Hasan Shanto, Sayed Tanvir Ahmed, A K M Ashikuzzaman (2024). Improvement of NACA6309 Airfoil with Passive Air-Flow Control by using Trailing Edge Flap. arXiv.

See all publications