FlowVision CFD software is used in various sectors for many different applications. Below is a list of foremost sectors FlowVision is preferred and mostly performed simulation tasks in these areas.

More detailed about all applications you can read in Applications section.

Below you can find our publications.

Hydroplaning is a major cause of wet-road accidents. The main contact element between the ground and vehicle is the tire. Tire safety and performance are therefore critically important. Wet roads present several uncontrollable factors. This paper uses CFD (Computational Fluid Dynamics) to analyze wet road hydroplaning effects. Fluid dynamics cannot be easily measured using normal experiments. Therefore the braking distance and record rolling vary by encoder. We propose another method to analysis it. By this result, the large groove and tire depth can reduce hydroplaning effects. A second method is modifying the tire void pattern which can reduce the hydroplaning extent by 29%.

tire hydroplaning

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The FDA (U.S. Food & Drug Administration) has partnered with academia and industry the Critical Path Initiative program to create a Guidance Document for industry-wide use proper validation and use of CFD models in the assessment of medical device safety.

CFD simulations are increasingly being used to determine flow patterns and fluid forces in order to evaluate blood-contacting medical devices. It is due to its potential to calculate the values of physical parameters that may affect the level of blood damage the device may cause, such as shear stress or dwell time. Although CFD can decrease the need for expensive prototyping and laboratory testing, there are no standardized and reliable methods available for using CFD techniques in this field.

The purpose of this project is to determine the limits of the applicability of CFD techniques by comparing some parameters (such as gauge pressure or shear stresses) of the computational simulations of a blood pump in several working conditions against suitable experimental models. The different conditions included a wide range of velocity profiles at the inlet or different rotor velocities.

FlowVision moving body capability, together with the real CAD geometry import, has allowed the numerical simulation of this complex case with a relatively simple mesh. Time-dependent results during a whole revolution of the rotor have been obtained, providing consistent and more realistic data for the different scenarios. As example, variables as the pressure gauge behave cyclic with a period of a 1⁄4 of the revolution time, which is consistent with the number of blades.

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Nowadays, the Computational Fluid Dynamics (CFD) represents a standard design practice in solving the ship hydrodynamics problems, worldwide. In recent years CFD is actively in used by numerous maritime design organizations and related educational institutions. CFD is applied for propulsion research of the new-built or modernized ships, as it is well suited for the practice in the design and optimization of the ship hull form.

shipformopt

The presented results are also including the verification/validation analysis of the KCS hull form from the Gothenberg-2000 workshop has been developed by the authors of this paper, and through this comparative study, the best practices learned in this process, are shown. In this paper the FlowVision code is used as the CFD tool, integrating a new method of in-detail hull form design based on the wave-based optimization. The hull form design and its optimization are based on the systematic variation of the longitudinal distribution of the hull volume, while the vertical volume distribution is fixed or highly controlled. Such design process is underpinned with the respective data analysis of the obtained results, which are presented as the optimum distribution of the required hull volume. The final result is the optimized designed hull form, which shows interesting characteristics, as its resistance has decrease by 8.9% in respect to the well-known KCS hull form.

Mixing theory is important for its relevance in understanding some of the most fundamental problems involving bread dough flows, and for
its practical impact in connection with bakery industry and other food industries. Mixing is a crucial operation in the bakery industry. The bread dough is a very complex material, considered viscoelastic whose behavior depends on moisture content and temperature. The aim of this article is to develop advanced technology for modeling bread dough mixing, in order to provide a predictive capability of optimum design parameters of dough mixers using computational techniques.

Simulation of the Mixing Bread Dough Process

Two different complex problems arising during spacecraft design are discussed in this paper. One problem is a definition of impulse for a safety separation of a parachute container lid. Another problem is defining a shock-wave interaction on the spacecraft at turning on emergency rescue system. Both problem are very hard and expensive for solving by experimental methods, and RSC Energia gets here all benefits of numerical simulation by using CFD code FlowVision.

Numerical Solving Problems of Spa

This paper outlines development of method for simulation of complex fluid flows having arbitrary motion of free surfaces. The method is based on rectangular grid with dynamic local grid adaptation. For approximation of a curvilinear computational domain boundaries and a free surface the subgrid geometry resolution method is used. The free surface tracking is provided by VOF method.

Numerical Simulation of Water Flow around

Experiments fulfiled in CETIM have shown that tonal blade-passing-frequency (BPF) noise becomes predominant for lawn-mowers with a big rotor diameter. 2-D and 3-D CFD unsteady computations give a clear picture of pseudo-sound perturbation inside the casing of lawn-mower. Method of representation of unsteady motion of compressible fluid with subsonic flow as a sum of vortex mode (pseudo-sound) and acoustical mode (airborne sound) is used to define the sound near field.Numerical and Experimental Study of 3D Unsteady Flo

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