analysis and numerical simulation of liquid solid two phase flow
NUMERICAL SIMULATION OF LIQUID SLOSHING IN RECTANGULAR TANKS USING CONSISTENT PARTICLE METHOD AND EXPERIMENTAL VERIFICATION
Ngày tải lên :
10/09/2015, 15:51
... pressure with the liquid property of water and LNG Figure 2-1 shows the effect of density and viscosity of liquid in simulation of impact pressure of sloshing waves in the work of Lee et al (2007b) ... 4.3.4 Influence of time step 93 4.3.5 Computational cost 94 4.4 Numerical simulation of free oscillation of liquid 95 4.5 Numerical simulation of violent fluid flows with ... (ALE) formulation of GFD method and applied it in vortex flow and flows past moving bodies Tiwari and Kuhnert (2007) presented a meshless method for two- phase incompressible flows named finite...
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Numerical study of liquid lubricated two layer and multiple layer herringbone grooved journal bearings
Ngày tải lên :
27/11/2015, 11:19
... 43 4.2 Numerical method and boundary conditions 45 4.3 Validations and discussions 46 iv Table of Contents 4.4 Results and discussions 4.4.1 Numerical studies of reversible HGJBs 47 4.4.2 Numerical ... study for the two- layer HGJBs 25 2.4 Studies of the pumping effect of herringbone grooves 25 2.4.1 The stability analysis of HGJBs and plain journal bearings 26 2.4.2 The pressure and cavitation ... Chapter Numerical Studies on Two- layer Herringbone Grooved Journal Bearings – Symmetrical Groove Patterns This chapter first introduces the numerical model and methodology for numerical analysis of...
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Báo cáo sinh học: " Research Article Analysis and Numerical Solutions of Positive and Dead Core Solutions of Singular Sturm-Liouville Problems" pptx
Ngày tải lên :
21/06/2014, 16:20
... and 1.6a holds for t ∈ ρ, The interval 0, ρ is called the dead core of u If ρ 0, then u is called a pseudo dead core solution of problem 1.6a - 1.6b The aim of this paper is twofold First of ... and 15, we report on the numerical test runs for α 1, β 1, and two values of t1 , t1 0.2 and t1 0.8, respectively In Figures 16 and 17, analogous results for α 5, β 0.5, and t1 0.2, t1 0.8, respectively, ... Austrian Science Fund Project P17253 and supported by Grant no A100190703 of the Grant Agency of the Academy of Science of the Czech Republic and by the Council of Czech Government MSM 6198959214...
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Báo cáo hóa học: "TERMINAL VALUE PROBLEM FOR SINGULAR ORDINARY DIFFERENTIAL EQUATIONS: THEORETICAL ANALYSIS AND NUMERICAL SIMULATIONS OF GROUND STATES" pdf
Ngày tải lên :
22/06/2014, 22:20
... ⊆ ∂ω and the family ᐄ(P0 ) of all noncontinuable solutions of the initial value problem (2.6) By the continuity of the nonlinearity and the nature of the vector field (sign of f ), we have two ... Proof By the continuation of solutions and the singularity of at the point P0 , the set (P0 ) = ∅ Taking into account the nature of the vector field and the definition of the singularity of ... (2.24) A terminal BVP with f continuous and let E0 be a continuum (i.e., compact and connected) subset of Rn and let ᐄ(E0 ) be the family of all solutions of 2.24 emanating from E0 If any solution...
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Characterization and numerical simulation of gallium nitride based metal oxide semiconductor high electron mobility transistor with high k gate stack
Ngày tải lên :
03/10/2015, 20:31
... SUMMARY V LIST OF TABLES LIST OF FIGURES LIST OF SYMBOLS AND ABBREVIATIONS Chapter Introduction VIII IX XV 1.1 Background 1.2 Scope and Purpose 1.3 Organisation of Thesis Chapter Theory of GaN-based ... from the results of the electrical characterisations In order to better understand these enhancements, a numerical simulation project was undertaken and the results of these simulations are presented ... the value of two times of the contact resistance (2 Rc) while the intercept of the X axis would provide the value of two times the transfer length (2 LT) 100um Figure 3.4 The design of the Transmission...
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Characterization and numerical simulation of gallium nitride based metal oxide semiconductor high electron mobility transistor with high k gate stack
Ngày tải lên :
12/10/2015, 17:36
... SUMMARY V LIST OF TABLES LIST OF FIGURES LIST OF SYMBOLS AND ABBREVIATIONS Chapter Introduction VIII IX XV 1.1 Background 1.2 Scope and Purpose 1.3 Organisation of Thesis Chapter Theory of GaN-based ... from the results of the electrical characterisations In order to better understand these enhancements, a numerical simulation project was undertaken and the results of these simulations are presented ... the value of two times of the contact resistance (2 Rc) while the intercept of the X axis would provide the value of two times the transfer length (2 LT) 100um Figure 3.4 The design of the Transmission...
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Model development and numerical simulation of thermo sensitive hydrogel and microgel based drug delivery
Ngày tải lên :
26/11/2015, 12:31
... course of research and study Finally, I greatly appreciate the constant support, love and concerns of my parents and sister -i- Table of Contents Table of Contents Acknowledgement i Table of Contents ... form of three contributions to the change of free energy, namely polymer-solvent mixing, elastic deformation of the solid- phase polymer network and the osmotic pressure due to the gradients of ... of hydrogels Prange et al (1989) incorporated the influence of hydrogen bonding and described the phase behavior of these systems, in which three energy parameters were obtained from liquid- liquid...
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Numerical simulation of compressible fluid structure interaction in one and two dimension
Ngày tải lên :
27/11/2015, 11:12
... large deformation and failure The type and extent of the damage depends on the size, density and velocity of the liquid and on the strength of the solid For example, at a velocity of 750 m/s, a 2mm ... the motion of the fluid flow and of the solid boundaries are comparable, it becomes necessary to couple the dynamics of the two media The numerical realization of the coupling is one of the major ... of the flow One dimensional analysis of such a flow problem can be done analytically But, for complex multi-dimensional flow problems, we need to rely on numerical simulations The numerical analysis...
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Báo cáo " Numerical simulation of sediment transport and morphology changes at the Bach Dang estuary " ppt
Ngày tải lên :
14/03/2014, 15:20
... 100 years (1%) (Table and figure 2) Wave height and period were representative of fairweather and storm conditions 9B and 12B, and a narrow spectrum was specified A time step of s was applied for ... reachs maximum of 0.87m/s and 1.05m/s in the peak ebb time in the Nam Trieu and Lach Huyen channels, on the shalow shoals strong south south eastward flow produced, the maximum of flow velocity ... thickness and transport vectors, tide 1% and storm wave 9B Fig Change in total bed thickness and transport vectors, tide 50% and fair-weather wave Case 2: Tide 1% and storm wave 9B Transport vectors and...
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Numerical simulation of fracture in plain and fibre reinforced concrete
Ngày tải lên :
26/05/2014, 17:57
... that of beams with conventional stirrups (Narayanan and Darwish, 1987) Methods of analysis and design of FRC beams have been proposed (Casanova and Rossi, 1997; Casanova et al., 1997; Moens and ... the history of fiber reinforced concrete (FRC) and the modelling of its behaviour in light of fracture mechanics 2.2 A review of fracture mechanics and quasibrittle models The advent of fracture ... strain-softening modulus The parameters ft , E, Et and hc are considered material properties These are the parameters required for use of the crack band model Two inherent limitations of the crack band...
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Báo cáo nghiên cứu khoa học " Numerical simulation of sediment transport and morphology changes at the Bach Dang estuary " pdf
Ngày tải lên :
09/08/2014, 17:23
... 100 years (1%) (Table and figure 2) Wave height and period were representative of fairweather and storm conditions 9B and 12B, and a narrow spectrum was specified A time step of s was applied for ... reachs maximum of 0.87m/s and 1.05m/s in the peak ebb time in the Nam Trieu and Lach Huyen channels, on the shalow shoals strong south south eastward flow produced, the maximum of flow velocity ... thickness and transport vectors, tide 1% and storm wave 9B Fig Change in total bed thickness and transport vectors, tide 50% and fair-weather wave Case 2: Tide 1% and storm wave 9B Transport vectors and...
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Numerical simulation of vehicle hydroplaning and skid resistance on grooved pavement
Ngày tải lên :
10/09/2015, 15:51
... hydroplaning and skid resistance of passenger cars and trucks on highway pavements by means of numerical simulation The first part of research deals with the study of hydroplaning of smooth vehicular tires ... Flow Models 2.3.2 Two- Dimensional Flow Models 2.3.3 Three-Dimensional Flow Models 2.4 Research Needs and Scope of Study DEVELOPMENT OF SIMULATION MODEL FOR SKID RESISTANCE AND HYDROPLANING ON ... Effects of Groove Pattern and MTD on Hydroplaning Speed 5.5 Analysis of Simulation Results of Skid Resistance using ADINA Model 5.5.1 Effect of Pavement Grooving on Skid Resistance 5.5.2 Effect of...
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Numerical simulation of interfacial and multiphase flows using the front tracking method
Ngày tải lên :
11/09/2015, 10:14
... t) (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 domain of the gas phase and let Γ be the interface ... multi-processing • Simulation of flows in an extended, wider range of Reynolds and Bond numbers for large, realistic ratios of the density and viscosity of the fluids: – Simulation of air bubbles rising ... that are used for multiphase and interfacial flow simulations More comprehensive reviews of such numerical methods have been given by Scardovelli and Zaleski [102] and Annaland et al [116] For even...
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Numerical simulation of sediment transport and morphological evolution
Ngày tải lên :
14/09/2015, 08:41
... volume of the sand bed; the total volume of the sand bed is normalized by its initial total volume ……………………….………… 135 Figure 5.2: Sketches of the initial trench profiles and locations of measurements ... Comparison of bed elevations after 7.5 and 15 hours in Test predicted using different values of angle of repose Solid line: initial bed profile; Circles and triangles: experimental measurements of bed ... transport and the bank erosion consisted of the basal erosion and the bank failure The numerical results showed the potential of the depth-averaged models in the simulation of the channel meandering...
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Numerical simulation of large scale waves and currents
Ngày tải lên :
27/11/2015, 11:18
... 4.33: The profile of x-component of current velocity at point D1 90 Figure 4.34: The profile of y-component of current velocity at point D1 90 Figure 4.35: The profile of x-component of current ... 4.36: The profile of y-component of current velocity at point D2 91 Figure 4.37: The profile of x-component of current velocity at point D3 92 Figure 4.38: The profile of y-component of current ... central and east SCS covers an area of 3,685,000km2, has a volume of 3,907,000km3, a mean depth of 1060m, and a maximum depth of 5016m 27 There are two kinds of monsoons in SCS: the summer monsoon and...
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Numerical simulation of steady and pulsatile flow through smoothly constricted tube
Ngày tải lên :
27/11/2015, 11:18
... rate curves of physiological flow 83 Figure 2.4 Flow rate curves of equivalent physiological flow 83 Figure 2.5 Flow rate curves of sinusoidal flow 84 Figure 2.6 Flow rate curves of sinusoidal ... profile of sinusoidal fluctuated flow for Wo = 12.5, A=1 100 Figure 4.5 Comparison inflow axial velocity profile of sinusoidal fluctuated flow with sinusoidal flow and steady flow profile 101 ... The profile of this type flow is shown in Figure 2.6, A = is corresponding to the uniform steady flow This type of flow is also often used in the initial studies for pulsatile blood flow and many...
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THE EFFECTS OF MICROCHANNEL GEOMETRY ON HEAT TRANFER BEHAVIORS FOR TWO PHASE FLOW BY NUMERICAL SIMULATION NGHIÊN cứu ẢNH HƯỞNG của HÌNH DÁNG HÌNH học KÊNH MICRO đến các đặc TÍNH TRUYỀN NHIỆT CHO DÒNG CHẢY HAI PHA BẰNG PHƯƠNG PHÁP mô PHỎNG
Ngày tải lên :
16/01/2016, 13:29
... performanced cross-section of microchannels for two phase flow is the important task to determine the optimal design of two phase flow microchannel heat exchangers In this study, for the simulation, four ... between the simulation and experiment about the temperature in the case of inputs: heat power of 176W, ambient temperature of =30 °C, source temperature of 30 °C, mass flow rate of 0.3 g/s, cross-section ... manifolds of the heat exchangers have a rectangular crosssection with a width of 10 mm, a length of 19.5 mm and a depth of mm The distance between two microchannel is 500 µm The thickness of the...
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Rate-Distortion Analysis and Traffic Modelling of Scalable Video Coders
Ngày tải lên :
06/11/2012, 10:45
... ACF of {εI (n)} and that of {φI (n)} in Star Wars IV (b) The ACF of {εP (n)} and that of {φP (n)} in The Silence of 1 the Lambs 125 63 The ACF of {A3 (ε)} and ... Troopers and (b) the base layer of the spatially scalable The Silence of the Lambs coded at different Q 118 57 The mean sizes of P and B-frames of each GOP given the size of ... gratitude and respect first go to my advisors Prof Andrew Chan and Prof Dmitri Loguinov This work would never have been done without their support and guidance I would like to thank my co-advisor Prof...
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Tài liệu RATE-DISTORTION ANALYSIS AND TRAFFIC MODELING OF SCALABLE VIDEO CODERS ppt
Ngày tải lên :
26/02/2014, 07:20
... ACF of {εI (n)} and that of {φI (n)} in Star Wars IV (b) The ACF of {εP (n)} and that of {φP (n)} in The Silence of 1 the Lambs 125 63 The ACF of {A3 (ε)} and ... Troopers and (b) the base layer of the spatially scalable The Silence of the Lambs coded at different Q 118 57 The mean sizes of P and B-frames of each GOP given the size of ... gratitude and respect first go to my advisors Prof Andrew Chan and Prof Dmitri Loguinov This work would never have been done without their support and guidance I would like to thank my co-advisor Prof...
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NATIONAL REPORT OF MALAYSIA ON THE FORMULATION OF A TRANSBOUNDARY DIAGNOSTIC ANALYSIS AND PRELIMINARY FRAMEWORK OF A STRATEGIC ACTION PROGRAMME FOR THE BAY OF BENGAL potx
Ngày tải lên :
06/03/2014, 15:21
... existing information on the use of, and threats to, the Malaysian coastal and marine resources off the Straits of Malacca and the adjacent waters of the Andaman Sea and the Indian Ocean In the process, ... central part of South-East Asia and occupies a total land area of 330,434 square kilometres The land mass comprises three main components: Peninsular Malaysia and the two states of Sabah and Sarawak, ... and sand, caused widespread degradation of areas with mineral deposits leaving behind sandy, barren and unfertile land, unattended water bodies, and silted waterways Landslips, particularly of...
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