Mechanical Engineering · Aerospace · Analysis · Manufacturing

Mohana Lotfi

Mechanical Engineering student at Concordia University focused on aerospace systems, controls, structural analysis, thermal-fluid design, and hands-on manufacturing.

3technical case studies
2validated aircraft-system studies
Space ConcordiaSolid Rocketry manufacturing
SolidWorks Flow Simulation streamlines through a multi-bend ECS duct network
3D CFD validation of an aircraft ECS duct network in SOLIDWORKS Flow Simulation.

Selected work

Engineering Projects

Case studies built around documented models, quantitative validation, engineering trade-offs, and final design decisions.

Final PID versus tuned LQI aircraft pitch response

Controls · Flight Dynamics

Aircraft Longitudinal Pitch Control System

Reconstructed a documented Boeing 747 longitudinal model, developed classical and state-feedback controllers, introduced actuator dynamics and limits, and validated performance under disturbance and uncertainty.

MATLABSimulinkState-SpacePIDLQR/LQI
0.6336%final LQI overshoot
5.57 sfinal LQI settling time
5.31°/snominal peak actuator rate
View case study →
CFD streamlines through aircraft ECS duct network

Thermal · Fluids · CFD

Aircraft Environmental Control System

Developed a preliminary avionics-cooling ECS from first-principles sizing through robust design selection, off-design analysis, and independent three-dimensional CFD validation.

MATLABSOLIDWORKS Flow SimulationHeat TransferInternal Flow
32.40°Cfinal nominal zone temperature
39.21°Cstressed zone temperature
2.57%two-finest-mesh CFD variation
View case study →
SOLIDWORKS modal analysis of a rocket fin torsional mode

Structures · Modal FEA

Rocket Fin Flutter & Structural Dynamics

Modeled a trapezoidal aluminum rocket fin, identified first bending and torsional modes, checked mesh sensitivity, and evaluated thickness-driven changes in modal separation.

SOLIDWORKSFEAModal AnalysisStructural Dynamics
136.19 Hzfirst bending mode
381.54 Hzfirst torsional mode
2.80torsion / bending ratio
View case study →

Hands-on engineering

Experience

PresentMontreal, QC

Space Concordia - Solid Rocketry

Manufacturing Team Member

  • Support manufacturing and assembly activities for solid-rocketry components.
  • Assist with component preparation and fabrication based on engineering drawings and design requirements.
  • Collaborate with design and manufacturing members on build issues, integration, and testing.
2021 - 2024Iran

Mohkam Saze Co.

Manufacturing Assistant

  • Supported manufacturing operations, machine maintenance, troubleshooting, equipment setup, and quality inspection.
  • Evaluated equipment options based on technical specifications, production capacity, cost, and process compatibility.
  • Coordinated customer requirements with production personnel to support orders and delivery.

Technical toolkit

Skills

01

CAD / Simulation

SOLIDWORKS · MATLAB · Simulink

02

Engineering Analysis

FEA · Control Systems · State-Space Modeling · PID · Modal Analysis

03

Thermal / Fluids

Thermodynamics · Heat Transfer · Fluid Mechanics · Heat Exchanger Analysis · CFD

04

Programming / Hardware

C++ · MATLAB · Arduino

Education

Concordia University

B.Eng. Mechanical Engineering · Expected 2028

ThermodynamicsDynamicsStaticsMechanical Drawing & DesignProgramming for Engineers

Contact

Engineering opportunities, collaboration, and project work.