hiSTructural

Creating nodes in FEA doesn’t have to be complicated. A simple script can generate nodes with IDs and X, Y, Z coordinates automatically. You can even renumber them to keep the model organized. Using commands like createnode and renumbersolverid, engineers can quickly set up nodes for any structure without manual entry. This saves time and avoids mistakes. Even a short, clean script makes preparing a model much easier and faster. Here is an clean example for Hypermesh. proc Cr

Here's a concise definition table for every solution type (SOL) in NASTRAN, focusing on commonly used ones. Each entry includes the SOL number, solution type, and a brief description. SOL Number Name / Type Purpose 101 Linear Static Static analysis (loads, constraints, displacements, stresses). 103 Normal Modes Free-vibration eigenvalue analysis (natural frequencies, mode shapes). 104 Differential Stiffness Modes Modes including differential stiffness (e.g., pressure-loaded s

In structural analysis, spring elements play a key role in simulating flexible connections, supports, joints, and contact interactions....

CROD, CBAR and CBEAM are one of the most popular 1d elements in Nastran. Reflecting real behaviour of structural is crucial for FEM. So,...

Rigid Body Elements (RBEs) play a crucial role in finite element analysis, especially in structural simulations. In NASTRAN, two commonly...

Nastran solver has a specific code number foreach type of analysis. Model input file (bdf, dat) starts with these code.