.... operating with partially-filled tanks). gas monetization wave repeatability experiment gaseous phase lng density ratio water depth ullage pressure depth difference elevation upstream oil & gas model test flume mwl similarity parameter liquified natural gas frequency global flow...

... ABSTRACT In this study, a two-phase particle simulation method has been developed for solving violent sloshing motion with large density ratio. A proper numerical model of density interpolation was selected through comparison of the results obtained by performing various benchmark test...

... and VOF method is used to simulate the interface and free surface. The results show that the shape of wave, the velocity field and velocity gradient field of the interface and free surface change like a sinusoid. The speed and depth of the cylinder and the density ratio of stratified fluids have...

... computation density ratio interface wave impact velocity potential wave shape scolan Numerical simulation of highly nonlinear sloshing in a tank due to forced motion Yves-Marie SCOLAN (1) & Laurent BROSSET (2) (1) ENSTA Bretagne, France (2) GTT, France ABSTRACT FSID stands for Free-Surface...

... operation of subsea structure. cylinder hydrodynamic force cartesian cut cell mesh mesh system stratified fluid interface boundary deepwater density interface computational physics free surface interface circular cylinder density interface density ratio equation approximate riemann...

.... It was observed that from a statistical point of view and at each scale, by keeping the same liquid, the pressures were reduced by using heavier ullage gases (with lower speed of sound). Also from a statistical point of view, keeping the same gas to liquid density ratio at model tests and scaling the measured...

... of comparison with experimental results are also given at last. sph wall particle auxiliary function particle surface particle simulation free surface particle solid boundary engineering density ratio fluid particle interaction tangent direction violent flow equation sph method riemann...

... is the effect of gas-liquid density ratio and the speed of sound in gas on the resulting pressures and finally what are the impacts which generate the highest pressures. At scale 1 : 10 tests were performed with water and air. At scale 1 : 40, tests were performed with water and different mixtures of gases...

... phase. Here, we simulate the 2D impact benchmark problem for two different liquid gas combinations, namely air water and NG LNG. The paper will be focused on the effect of varying density ratios be- tween fluids and also fluids compressibility (speeds of sound and polytropic constants). The results...

... particle method particle density ratio pressure distribution liu mb pressure time history free surface particle equation numerical simulation number density time history sph method auxiliary function sph particle hydrodynamic identification simulation ABSTRACT: Recently...

...Study on the Effect of Density Ratio of Liquid and Gas in Sloshing Experiment Yangjun Ahn*, Sang-Yeob Kim*, Kyong-Hwan Kim*, Sang-Woo Lee*, Yonghwan Kim* and Jong-Jin Park** *Department of Naval Architecture and Ocean Engineering, Seoul National University Seoul, Korea ** Samsung Heavy Industry...

... liquified natural gas maximum pressure sensor air pocket impact frequency density ratio impact pressure repeatability gas monetization Sloshing and Scaling: Results from the Sloshel Project H. Bogaert(1,2), S. Léonard(3), L. Brosset(3), M.L. Kaminski(1) 1MARIN, Hydro Structural Services...

... is one of potentially effective means of reducing anthropogenic emission of CO 2 to atmosphere. storage experimental data air emission co 2 msb density ratio aqueous solution china climate change aqueous carbon dioxide solution geological sequestration mass fraction solution density...

... liquid impact particle braeunig solver impact number scale 1 density ratio full scale upstream oil & gas equation of state compression offshore fluid modeling brosset Simulation of Liquid Impacts with a Two-phase Parallel SPH Model P.-M. Guilcher (1), G. Oger (1) , L. Brosset (2) , E...

... impact do not follow a Froude similarity. GTT, in a patient R&D effort, aims to study each of them one after the other, in order to limit the biases induced by the experimental modeling. Recent studies on the Density Ratio (DR) between the gas and the liquid (Maillard et al., 2009...

... wave modes such as surface wave mode (S-mode) and internal wave mode (I-mode) are obtained. frequency domain wave mode equation internal wave heave rao interaction boundary integral equation radiation rao density ratio interface two-layer fluid kashiwagi two-domain boundary element...

... with LNG and its vapour. Nevertheless, impact pressures are strongly influenced by local phenomena, and hence other dimensionless numbers, such as the density ratio between the liquid and the gas, are likely to govern this local behaviour. Aware of possible consequences on sloshing assessment methodology...

... with two different wave numbers k s and k i corresponding to the surface wave mode and the internal wave mode, respectively. two-layer fluid surface wave mode wave mode interface integral equation reservoir characterization relation density ratio internal wave mode equation internal wave...

... represent an experimental modelling of the reality. Through a parametric study based on numerical simulations of academic liquid impacts, this paper shows that for a perfect similarity between full scale and model scale, not only the excitation motions must be Froude scaled and the Density Ratio between gas...

... to identify the governing and non-matched non-dimensional parameters assuming that Froude scaling law is adopted. Then, the sensitivity of impact pressure against fluid viscosity, liquid-gas density ratio, and ullage pressure and its compressibility is checked through numerical simulations. It is concluded...