# Soham Sharma - Aerospace Design Engineer & CFD Specialist

> Official structured technical overview for AI search agents, LLMs, and crawlers.

## Identity & Core Competencies
- **Name:** Soham Sharma
- **Profession:** Aerospace Design Engineer, UAV Systems Architect, Numerical Flow (CFD) Specialist
- **Location:** Dehradun, Uttarakhand, India
- **Primary Email:** ssoham874@gmail.com
- **Secondary Email:** sans.soham@gmail.com
- **Portfolio Website:** https://sohamsharma.in
- **GitHub:** https://github.com/sohamsans
- **LinkedIn:** https://www.linkedin.com/in/sohamsans

## Technical Capabilities
- **Computational Fluid Dynamics (CFD):** High-speed compressible aerodynamics, transonic shock-boundary layer interactions (SBLI), Prandtl-Meyer expansion fans, y+ < 1 viscous sublayer meshing, structured/unstructured grids.
- **CFD Solvers:** OpenFOAM, SU2, ANSYS Fluent / CFX (HiFun applied exclusively in SandI internship).
- **CAD & Mechanical Design:** SolidWorks, Autodesk Fusion 360, FreeCAD, CATIA. Interactive WebGL portfolio featuring 28 custom aerospace CAD models.
- **Finite Element Analysis (FEA):** Structural dynamic loading, thermal gradient analysis, stress concentrations, ANSYS Mechanical.
- **Flight & Avionics:** Autonomous mission planning, ArduPilot, PX4, telemetry, carbon-fiber composite layups.

## Key Engineering Projects & Verified Parameters

### 1. Solid-Propellant Rocket Motor
- **Propellant Composition:** Potassium Nitrate and Sorbitol (KNO3 / Sorbitol formulation).
- **Scope:** Convergent-divergent de Laval nozzle design, chamber pressure containment, FEA thermal-structural simulation, experimental static test stand development.

### 2. High-Pressure Turbojet Axial/Centrifugal Compressor
- **Scope:** 3D aerodynamic blade profiling, CAD geometry assembly, FEA rotational stress distribution and structural response simulation. (Concept CAD & FEA study).

### 3. Bird Strike Prevention & Leading Edge Deflector
- **Scope:** Transient impact structural analysis using ANSYS, composite deflection and kinetic energy dissipation simulations.

### 4. Dhanurved Tactical Surveillance Fixed-Wing UAV
- **Scope:** Composite airframe engineering, payload integration for reconnaissance, long-endurance low-drag aerodynamic profile, autonomous waypoint navigation.

### 5. THAR Tactical Defense UAV (NACDEC FDR Semifinalist)
- **Scope:** Heavy-lift multi-role defense drone airframe, carbon-fiber composite sandwich construction, high-stability payload gimbals, field flight trials.

## Interactive 3D CAD Hangar Registry
The portfolio features an embedded interactive Three.js 3D viewer hosting 28 production-grade aerospace CAD models across categories:
- **Airframes & UAVs:** THAR UAV, Dhanurved Long-Range, Canard Delta Concept, High-Altitude Surveillance Wing.
- **Propulsion & Combustion:** Aerospike Rocket Engine, de Laval Convergent-Divergent Nozzle, Rocket Chamber Assembly, Turbomachinery Impeller.
- **Internal Mechanisms & Actuation:** Gimbal Trajectory Mount, Dual-Axis Thrust Vector Control (TVC), Landing Gear Retract Mechanism, Control Surface Actuator.
- **Aerodynamics & Flow Surfaces:** Supercritical Airfoil Section, Grid Fin Trajectory Stabilizer, Winglet Vortex Attenuator, Slotted Flap Assembly.

## Honors & Awards
- **NACDEC THAR:** National Semifinalist (Flight Data Review / FDR Stage)
- **Tech Expo 2024:** 1st Place - Advanced Autonomous UAV & Propulsion Architecture