## Performance maps

A C++ software tools for the generation of centrifugal compressor maps. The tool was compared with Ansys Turbo tools and excellent agreement was observed. Tools that were used: Python C++ See the following… Continue reading

A C++ software tools for the generation of centrifugal compressor maps. The tool was compared with Ansys Turbo tools and excellent agreement was observed. Tools that were used: Python C++ See the following… Continue reading

A software tool is implemented for the optimization of centrifugal compressor. Tools that are used: C code for the inducer design calculation for radial element leading edge C code for impeller diameter and… Continue reading

This a a short case study of one way fluid structure interaction on a centrifugal compressor. The stress fields on the impeller of a centrifugal compressor are due to centrifugal forces, aerodynamic forces… Continue reading

Intro A break out model is a simulation model which represents a small portion of the initial model. For very large models this technique is useful to capture a more accurate representation of… Continue reading

A gasket (blue) is between two cylindrical tubes and the outer cylinder is subjected to a pressure. Modeling aspects of this case include: Non linear implicit static analysis Contact modeling Elastoplastic material… Continue reading

Thermal stress analysis of printed circuit board during soldering process. The board is constrained from the mounting holes and a temperature load is applied at solder pads. The figure depicts… Continue reading

Pressure and Velocity on Wind Turbine Blades

The objective here is to determine the max pressure at the surface of contact between the sphere and the outer ring. For this case a 3D simulation is not necessary.… Continue reading

Non linear FEM simulation of two cardiovascular stent designs. Due to symmetry conditions only a portion of the geometry was modeled in both cases. Second Design … Continue reading

Generic Examples on Response Surface Optimization For further details see following document: Response Surface Optimization.pdf

An example of thick-walled cylinder subjected to internal pressure. The following topics are discussed: 2-D modeling Axisymmetric mode of symmetry Transition from thin to thick-walled vessel theory Mesh convergence study Verification and… Continue reading

A small case study which presents the limits of classical beam theory. The following topics are discussed: Comparison between analytical and numerical results Deflection Normal stresses Shear stresses Singularities and St Venant’s principle… Continue reading

A small report on stress concentration. Two simple cases are presented and FEM simulations are compared with approximation formulas… Continue reading

Intro This is a small case study regarding the vibration mode shapes and frequencies of a centrifugal compressor blade. For further information regarding this case see the following document: BladeVibration.pdf … Continue reading

Intro Naca 64-012A profile was used. Surface of wing was reconstructed using spline fitting to the airfoil section points. Chord is 1 meter, span is 5 meter and thickness is 0.01m. One… Continue reading

This is an example of explicit dynamics. A bullet hits a mild steel. Half of the model has been simulated, (symmetry can be exploited more, quarter of the model… Continue reading

A very simplified example of explicit dynamics. Lamborghini hits a rigid column. Velocity of car is 200 km/h and simulation was performed up to t=0.003 seconds. Please… Continue reading

For further information please see the following document: Plasticity of beams

Linear static analysis on thin walled internal pressure vessels. Two cases are examined: Cylindrical vessel with hemispherical end caps Spherical… Continue reading

An example of steady state and transient simulation of axial turbocharger. The following components are modeled: Turbine blades Nozzle Ring