Numerical simulation of supercavitation

... plots of numerical approximation of the density of gas at t= 3.06E-04s 88 Fig 5-5b Contour plots of numerical approximation of the density of gas at t= 5.09E-04s 88 Fig 5-5c Contour plots of numerical ... plots of numerical approximation of the density of gas at t= 2.04E-02s 90 Fig 5-7a Contour plots of numerical approximation of the pressure of water at t=...

Ngày tải lên: 27/11/2015, 11:19

... tide 1% and storm wave 9B simulation (Fig 8), indicating that the waves are the dominant transport mechanism However, the tidal currents modify the transport patterns In the interior of the estuary, ... calculates tidal propagation; the current driven by the tide, waves, and wind; sediment transport; and bottom morphology change 91 Simulation specificatio...

Ngày tải lên: 14/03/2014, 15:20

... displacement ͑bending͒ To verify this simulation method and use it to compute the pulsed laser bending process, a three-dimensional model is built and simulations of pulsed laser bending are conducted ... Modeling of Laser Forming,’’ Proc of Laser Institute of America, ICALEO, 83, Laser Institute of America, Orlando, FL, pp 31– 40 ͓10͔ Chen, G., and Xu, X., 2000, ‘‘3D CW Laser...

Ngày tải lên: 06/05/2014, 08:57

... simulation of fracture in plain concrete and fibre reinforced concrete and is organised into nine chapters and three appendices Each chapter starts with an introduction and ends with a summary The introduction ... the history of fiber reinforced concrete (FRC) and the modelling of its behaviour in light of fracture mechanics 2.2 A review of fracture m...

Ngày tải lên: 26/05/2014, 17:57

... the case of inclined substrates, where gravity plays a significant physical role in the flow dynamics Numerical simulation of thin paint film flow Industrial paints used in the context of the automotive ... S.H Davis, and S.G Bankoff Long scale evolution of thin liquid films Reviews of Modern Physics, 69(3):931 – 980, 1997 Numerical simulation of thin paint film flow 15...

Ngày tải lên: 21/06/2014, 17:20

... tide 1% and storm wave 9B simulation (Fig 8), indicating that the waves are the dominant transport mechanism However, the tidal currents modify the transport patterns In the interior of the estuary, ... calculates tidal propagation; the current driven by the tide, waves, and wind; sediment transport; and bottom morphology change 91 Simulation specificatio...

Ngày tải lên: 09/08/2014, 17:23

... strain data obtained during the clinical test that yielded failure of the bone-implant interface was implemented in definition of loading conditions in the finite element analysis In the definition ... with actual clinical conditions are questionable Because of ethical considerations, available human torque failure data are either limited to a study [10] carried on transitio...

Ngày tải lên: 11/08/2014, 23:22

... controlling the underwater movement of payload 1.2 Offshore crane vessel By definition, a crane vessel, crane ship, crane barge or floating crane is a ship with a crane specialized in lifting heavy ... domain analysis of crane barge and payload responses merely considered a payload suspended in air only However, the hydrodynamic study of submerged moving...

Ngày tải lên: 09/09/2015, 11:24

... series of sloshing experiments are carried out making use of a hydraulic-actuated shake table Standing waves in high filling tanks, traveling waves in low filling tanks and breaking waves in a ... nonlinear wave theory to numerically study and simulate the liquid sloshing in containers The numerical study of nonlinear liquid sloshing has been actively performe...

Ngày tải lên: 10/09/2015, 15:51

... Results of Skid Resistance using ADINA Model 5.5.1 Effect of Pavement Grooving on Skid Resistance 5.5.2 Effect of Vehicle Speed on Skid Resistance 5.5.3 Effect of Operating Conditions on Skid Resistance ... Forces Contributing to Skid Resistance 160 7.5 Variation Characteristics of Hydroplaning and Skid Resistance of Truck Tires on Grooved...

Ngày tải lên: 10/09/2015, 15:51

... Chapter Front Tracking for Two-Phase Flow: The Method 3.2.5 35 Mesh adaptation: The front mesh As two sets of mesh are applied in the current front tracking method, the resolution of both the front ... (3.1) where L and G refer to the liquid and gas phase, respectively Further let Ω be Chapter Front Tracking for Two-Phase Flow: The Method 30 the d...

Ngày tải lên: 11/09/2015, 10:14

... NUMERICAL SIMULATION OF UNSATURATED FLOW USING MODIFIED TRANSFORMATION METHODS CHENG YONGGANG (B.Eng., M.Eng., Tsinghua University) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY ... serious issue of practical concern 1.3 Convergence Problems Because of the high nonlinearity of soil hydraulic properties, convergence problems exist in numerical simulati...

Ngày tải lên: 11/09/2015, 16:02

... Appendix A 207 iv SUMMARY SUMMARY Accurate treatment of material interfaces and accurate modeling of unsteady cavitation are critical for simulating shock- cavitation- structure interaction The Ghost ... structure and pipe The major characteristics of such cavitation are that cavitation region is relatively large and interaction between cavitation and structure is...

Ngày tải lên: 12/09/2015, 21:10

... NUMERICAL SIMULATION OF SEDIMENT TRANSPORT AND MORPHOLOGICAL EVOLUTION LIN QUANHONG (B.Eng and M.Eng., Tianjin University, China) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY ... Considerations of Slope Effect on Sediment Transport Most of the bed load transport equations are derived and calibrated based on the flat bed data On the other hand, th...

Ngày tải lên: 14/09/2015, 08:41

... characteristics of the pH- stimuli responsive hydrogel based on multi-field effects formulation, and it is termed the Multi-Effect-Coupling of pH- Stimulus (MECpH) model This model accounts for the ionic ... 2.3 Thermodynamics Model ……………………………………………… 22 Mixture Theory – Multiphasic Mechano-Electrochemical Model …… 31 Development of Multi-Effect-Coupling pH- Stim...

Ngày tải lên: 15/09/2015, 17:09