Tips & Tricks

『VPS2017にて廃止されるキーワード』
ESIでは、日々、ソルバーへ機能を追加し性能の向上を図っています。しかし、中には時代遅れとなったり、他と連携が難しくなったりする機能が出てくることがあります。
Abderrazak Mejdi Virtual Performance

『ソルバーバージョン等を指定するキーワード』
VPS V2016から、計算に使用する”ソルバーバージョン”と”単精度/倍精度”を指定しておくことが可能になりました。
Abderrazak Mejdi Virtual Performance

『TETR4のタイムステップ』
これまでTETR4のタイムステップ算出基準は”LARGE”がデフォルトでした。しかし、VPS V2017からは、”SMALL”がデフォルトになります。
Abderrazak Mejdi Virtual Performance

Managing Multiple STAGE with Virtual Performance Solution (VPS)
This tip provides some information on the usage of multi stage runs in Virtual Performance Solution (VPS)
Jean-Christophe Allain Virtual Performance

Using Inertial Relief
This tip provides some background information on how to model static cases without considering the effect of boundary conditions in Virtual Performance Solution (VPS)
Jean-Christophe Allain Virtual Performance

Preloading BOLTS
This tip provides methodology to pre stress elements in Virtual Performance Solution (VPS) to model Bolt assemblies.
Jean-Christophe Allain Virtual Performance

Hints on the usage of linear Tetrahedron (TETR4 / ) elements
This tip provides some background information on the question, when, or when not, to use the linear tetrahedron (TETR4 / ) element in Virtual Performance Solution (VPS)
Jürgen Rueckert Virtual Performance

Why do total mass, sum of part masses and sum of nodal masses not match ?
This tip discusses the possible discrepancies in informations concerning total mass, part masses, nodal and element masses, given in the Virtual Performance Solution (VPS) output listing.
Jürgen Rueckert Virtual Performance

Which moments of inertia to use in added mass (MASS / ) cards ?
This tip discusses the choice of physically meaningful numbers to be used, when moments of inertia need to be specified in an added mass definition.
Jürgen Rueckert Virtual Performance

Some possible problems with CNTAC or TIED definitions
This tip discusses some of the reasons that might be responsible for problems with contact or tied definitions in a VPS simulation
Jürgen Rueckert Virtual Performance