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Showing 1 to 16 of 16 for “"fluid simulation"”.
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Vortex Methods for Fluid Simulation in Computer Graphics
Fluid simulations for computer graphics applications have attracted the attention of many researchers and practitioners due to the enhanced realism that natural phenomena simulation adds to graphical applications. Vortex methods are receiving increasing attention from the computer graphics …
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Efficient and Effective Algorithms for Controllable Fluid Simulation and Mesh Deformation
In the second part, we focus on mesh deformation algorithms. To avoid expensive numerical solvers using factorization techniques, a fast multigrid algorithm is developed. The key observation here is that reasonable results can be achieved using more accurate restriction/prolongation operators …
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FastStokes : a fast 3-D fluid simulation program for micro-electro-mechanical systems
… and a corresponding fast 3-D Stokes flow simulation program named FastStokes to accurately simulate viscous drag forces on geometrically complicated MEMS (micro- electro- mechanical systems) devices. Unlike the 3-D finite element or finite difference solvers which often take days to run to …
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Analysis of fountain effect for tiltrotor configuration using computational fluid simulation and experimental method
… on the fountain effect. Further, a CFD simulation tool was used for comparison to these experiments. Also, a PIV experiment was performed to visualize the fountain effect’s flow structure, which occurred on the wing in the hover flight condition. A series of wind tunnel tests performed …
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Lattice Boltzmann liquid simulations on graphics hardware
Fluid simulation is widely used in the visual effects industry. The high level of detail required to produce realistic visual effects requires significant computation. Usually, expensive computer clusters are used in order to reduce the time required. However, general purpose Graphics Processing …
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Boundless Fluids Using the Lattice-Boltzmann Method
… and animators have turned to techniques such as fluid simulation to create scenes involving substances like smoke, fire, and water. The Lattice-Boltzmann Method (LBM) is one fluid simulation technique that has gained recent popularity due to its relatively simple basic algorithm and the ease with …
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Energy based dissolution simulation using smoothed particle hydrodynamic sampling
Fluid simulation plays an important role in Computer Graphics and has wide applications in film and games. The desire for an improved physically-based fluid simulation solver has grown hand in hand with the advances made in Computer Graphics. Interesting fluid behaviours emerge when solid objects …
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Shallow water equations in real-time computer graphics
Fluids are ubiquitous in our lives — from the air we breathe to the water we drink. Therefore, their simulation in interactive virtual worlds is not only of interest to the scientific community but the entertainment industry as well. In particular, the undertaken research looked at simulating water …
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Parallel fluid dynamics for the film and animation industries
The creation of automated fluid effects for film and media using computer simulations is popular, as artist time is reduced and greater realism can be achieved through the use of numerical simulation of physical equations. The fluid effects in today’s films and animations have large scenes with …
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Direct numerical simulation of bubble-bubble and droplet-droplet interaction using a Surface Thin Film model
This dissertation deals with the simulation of dispersed multiphase flow. The particle-particle and particle-fluid interactions in this class of flows play an important role on the hydrodynamics and fluid transport phenomena that govern the overall flow behaviour. Accurate computational modelling …
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Recovery of Herschel-Bulkley Fluid Parameters from Video via Differentiable Simulations
Recreating the physical behavior of fluids from real-world footage remains a significant challenge, particularly for non-Newtonian fluids. This work introduces a novel method that combines neural radiance fields (NeRF), which map 3D scene coordinates to color and density using deep neural networks, …
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Development of a volumetric solar thermal absorber
… as well as absorber design possibilities for fluid and heat conduction. Based on the solutions several concepts are derived, which are evaluated to select the best for further optimisation and experimental testing. In the course of fluid simulation, the chosen concepts are modelled and …
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Interactive simulation and rendering of fluids on graphics hardware
… can be used to reproduce the complex motion of fluids for use in computer graphics, but the simulation and rendering are both highly computationally intensive. In the past performing these tasks on the CPU could take many minutes per frame, especially for large scale scenes at high levels of …
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Physically Realistic Rendering of Complex Materials Using Wave optics
… cloth fibers, and another work that combines the simulation of fluid dynamics and wave optics to reproduce iridescent water droplets from a cup of hot tea. By qualitative comparisons to photographs, these works demonstrate the importance of integrating wave optics into rendering. In these works, …
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Supersonic Constricted Plasma Flows
… of Pocket Rocket developed with computational fluid dynamics and plasma simulations. Boundary layer effects are significant in the rarefied flow within the constricted discharge chamber. A slip boundary condition with the appropriate tangential momentum and thermal accommodation coefficients …
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Supersonic Constricted Plasma Flows
… of Pocket Rocket developed with computational fluid dynamics and plasma simulations. Boundary layer effects are significant in the rarefied flow within the constricted discharge chamber. A slip boundary condition with the appropriate tangential momentum and thermal accommodation coefficients …