Ordnance Sciences Services

NTS has over twenty-five years of experience providing ordnance engineering and test services. Scientists in our Dana Point, CA and Camden, AR facilities have considerable experience and expertise in the development of detailed test plans and procedures to high level program requirements, failure investigation and analysis, ordnance product design, reverse engineering, and the design and development of custom test apparatus.

3D CAD Modeling and TDP Development with ProEngineer Foundation XE

• Parametric Solid Modeling
• Detailed Documentation with 2D and 3D Drawings
• Technical Surfacing
• Sheet Metal Modeling
• Digital Human Modeling
• Weld Modeling and Documentation
• Assembly Modeling/Rendering
• Integrated CAM Programming

Finite Element Analysis with ProEngineer Advanced Mechanica

• Structural Analysis
  • Static Stress and Displacement and Bucking Factors of Safety
  • Evaluate Natural Frequencies (Normal Modes)
  • Nonlinear Structural Analysis: Large Deformation, Hyper-elastic Materials, and Material Plasticity
  • Dynamic Analysis For: Time Response, Frequency Response, Random Response, and Shock
  • Modeling of Laminate Materials
• Steady State and Transient Thermal Analysis
  • Applied Heat Loads, Prescribed Temperatures, and Convection Coefficients
  • Combined Structural/Thermal Analysis

Projectile Design and Analysis with PRODAS

• Projectile Modeling
  • Mass Properties Analysis
  • Aerodynamics Analysis
    • Spin, Fin or Drag Stabilized Shapes
    • Attack Angle and Roll Induced Coefficients
    • Dynamic and Gyroscopic Stability
    • Aerodynamic Characteristics up to Mach 8
  • Trajectory Simulation
    • 4 or 6 Degrees of Freedom Simulation
    • Muzzle Exit Analysis
• Interior Ballistics Modeling
  • Tradeoff of Propellant Weight vs Projective Weight, Barrel Length Twist, Propellant Blending, etc.
  • Compute Velocity, Breach, and Base Pressure, Linear and Angular Acceleration vs. Distance Along Barrel