System Analysis
MD Nastran offers a comprehensive simulation environment capable of handling complex simulations ranging from linear to nonlinear and post-failure analyses. It supports multidisciplinary analysis, allowing for the consideration of multiple environmental effects simultaneously. The use of a common data model reduces errors and preparation tasks, while the system efficiently manages large assemblies with advanced connectors and 3D contact capabilities. The software is optimized for scalable performance in large systems and dynamics simulations, featuring state-of-the-art solvers for exploring diverse design alternatives.

Optimization
MD Nastran includes efficient optimization technologies such as sizing, shape, topology, topography, and topometry. It supports stochastic simulations and offers superior system optimization by integrating multiple disciplines in the design process.

High Performance Computing (HPC)
The software supports ILP 64-bit, eliminating model size constraints due to memory limits. It is equipped with parallel computing capabilities, high-performance solvers, and supports various high-performance computing architectures, including Microsoft Compute Cluster.

Business Value
MD Nastran enhances engineering productivity by facilitating communication across expertise areas and reducing reliance on disconnected solutions. It accelerates time-to-market by providing insights into system design performance and reduces manufacturing costs by enabling early design corrections. The software also helps lower warranty costs by improving design decisions and avoiding operational faults.

Analysis Types
MD Nastran supports a wide range of analysis types, including linear and nonlinear statics, dynamics, aeroelasticity, transient dynamics, buckling, optimization, composite failure, noise and vibration analysis, acoustics, heat transfer, thermo-mechanical chaining, structural-acoustic, and fluid-structural interaction.

MD Nastran Packages
MD Nastran is available in several packages, each tailored to specific needs:

• MD Nastran Structures: Includes linear statics, dynamics, heat transfer, acoustics, and optimization.
• MD Nastran Advanced: Focuses on explicit nonlinear analysis, including crash and airbag analysis.
• MD Nastran Professional: Offers advanced nonlinear capabilities, thermal-structural chaining, and composite analysis.
• MD Nastran Aerospace: Specializes in rotor dynamics and aeroelasticity.

Optional modules include distributed memory parallel processing, explicit and implicit nonlinear parallel solvers, and advanced progressive failure analysis.