lubrication by inert fluids greases and solids

... approximated by a stack of thin shale-sand layers we use standard AVO-attributes to estimate net-to-gross and oil saturation Necessary input is Gassmann rock physics properties for sand and shale ... obtained from orders@intechweb.org Waves in Fluids and Solids, Edited by Rubén Picó Vila p cm ISBN 978-953-307-285-2 free online editions of InTech Books and Journals can be found at www.intechopen.com ... through a periodic layered medium is analyzed by an eigenvalue Waves in Fluids and Solids decomposition of the propagator matrix This reveals how the velocity and attenuation of the layered medium vary...

Ngày tải lên: 19/06/2014, 12:20

... 1996; Ursin and Stovas, 2002; Stovas and Ursin, 2003; Stovas and Arntsen, 2003) Physical experiments were performed by Marion and Coudin (1992) and analyzed by Marion et al (1994) and Hovem (1995) ... values E A1  E  and u  and is limited from the left and the right by the points B1 and B2 , respectively The coordinates of these points are (Figure 23) 38 Waves in Fluids and Solids u B  1, ...  , (73) reduces to x  x  1 and the roots of equation (64) corresponding to qP- and qSV-waves,  P and  S , satisfy the equations 16 Waves in Fluids and Solids     cos  H qP  cos...

Ngày tải lên: 19/06/2014, 12:20

... also a more recent work by Pagneux and Maurel (2001), where the dispersion relations in the complex 54 Waves in Fluids and Solids space were analyzed, and a paper by Kaplunov and Nolde (2002), where ... (1953) and more recent papers by Ryden et al (2006) and Lowe (2008); and, (ii) the global matrix (GM) method; see, 56 Waves in Fluids and Solids Knopoff (1964) and Mal and Knopoff (1968) The TM method ... log-data with seismic data and seismic modelling This problem was first studied in the now classical paper by O'Doherty and Anstey (1971) and further investigated by Shapiro and Treitel (1997) In...

Ngày tải lên: 19/06/2014, 12:20

... density, t – time, and the summation convention for repeated indices is used The expression (1) contains three equations and (2) gives one more equation, totally 70 Waves in Fluids and Solids four equations ... satisfies Laplace equation (that can be checked by direct substitution of (16) into this equation) and vanishes at x3  ∞ 74 Waves in Fluids and Solids The normal component of the electric displacement ... outside 76 Waves in Fluids and Solids the short circuited surface (x3 > x3(m)) is equal to zero The same result will be, if the layer m + is metal and all the further layers are metals and dielectrics...

Ngày tải lên: 19/06/2014, 12:20

... disordered solid 104 Waves in Fluids and Solids solution with heavy isotope impurities and randomly distributed impurities weakly coupled both with the atoms of the host lattice and among themselves As ... surfaces) 92 Waves in Fluids and Solids Let us denote the mechanical displacements and the electric potential on the lower free (1) surface as u1 , u(1) , u(1) , (1) and the same values on ... resonator 100 Waves in Fluids and Solids Hear C0 is a static capacitance of a resonator – a real physical value, which can be calculated by the geometry of the resonator and the dielectric properties...

Ngày tải lên: 19/06/2014, 12:20

... (2005); Khidas & Jia (2010)) In particular, by studying the 128 Waves in Fluids and Solids Will-be-set -by- IN-TECH low-amplitude coherent wave propagation and multiple ultrasound scattering, it is ... temporal and spatial coherence 132 Waves in Fluids and Solids Will-be-set -by- IN-TECH Fig Transmitted ultrasonic signal through a dry glass beads packing (a) at a given configuration excited by a ... 136 10 Waves in Fluids and Solids Will-be-set -by- IN-TECH For Hertzian interactions a = b = 1/2 and therefore λ ( r ) = λ0 δ ( r ), μ ( r ) = μ0 δ ( r ), (6) where λ0 = K − G and μ0 = G The coupling...

Ngày tải lên: 19/06/2014, 12:20

... 144 18 Waves in Fluids and Solids Will-be-set -by- IN-TECH ∗ and q = k − k is the scattering wave vector If we now multiply Eq (32) by Sm Sm and sum over the integer indices m and m , we obtain ... (26) and (27) To so we first recall that the extinction time of mode n is given by 1/τn = −2ImΣn (ω ) and replace in Eq (27) the integers n and m by iki and jk j , respectively, where i and j ... we can use first-order perturbation theory (Frisch (1968)) and write 142 16 Waves in Fluids and Solids Will-be-set -by- IN-TECH the expanded Green’s function as G(ω ) = |Ψn Ψn | ∑ ω − ωn − Σn (...

Ngày tải lên: 19/06/2014, 12:20

... (blue dots) and vx (red dots) are plotted in Figure 10 The advantage by using multi-component data is that one can identify and 172 Waves in Fluids and Solids separate different modes and obtain ... collected in underwater and seismic experiments 166 Waves in Fluids and Solids 4.1 Experimental setup and data collection In conventional underwater experiments both the source and receiver array ... given by 170 Waves in Fluids and Solids  cs  T † v p , (61) T † = W(Σ + Σ-1(HW)T (HW))-1 UT (62) with The inversion scheme described above is used to estimate S-wave speed profile by inverting...

Ngày tải lên: 19/06/2014, 12:20

... constant and a wavelength in the visible range (b) – PTC, filled with glycerol-water mixture 192 Waves in Fluids and Solids (a) (b) Fig 10 The images of (111) surfaces for two ((a) and (b)) ... Fluids and Solids substance, characterizing by the presence of resonances close to the band-gap spectrum, the dispersion curves ω(k) drastically change; it becomes possible that new band-gaps ... 200 (а), 240 (b) and 290 nm (с) 198 Waves in Fluids and Solids Here θ is the angle of the radiation incidence onto the interface (111) of the PTC, D is the globule diameter, and n1, n2 are the...

Ngày tải lên: 19/06/2014, 12:20

... generated by the fourth-order LWC, for (a) the xy plane, (b) the xz plane, and (c) the yz plane 230 Waves in Fluids and Solids increments and same model, generated by the fourth-order LWC and fourth-order ... μ1=2.5 GPa and ρ1=1.5g/cm3, λ2=11.0 GPa, μ2=15.0 GPa and ρ2=2.0g/cm3, corresponding to the P- and S-wave velocities of 2.082 km/s and 1.291 km/s in the top layer medium, and 4.528 km/s and 2.739 ... computational domain, and ∂f/∂x and ∂f/∂z are set to be zero in this example and other experiments in the following section The spatial and temporal increments are chosen by h=Δx=Δy=Δz=25 m and Δt=1.5×10-3s,...

Ngày tải lên: 19/06/2014, 12:20

... created by the trap electrodes and the force due to the acoustic wave act simultaneously on the stored microparticles The motion of the stored particles 246 Waves in Fluids and Solids Will-be-set -by- IN-TECH ... combinations of the form f ± | f − f A | and n| f − f A | where n=0, 1, , f A is the frequency of the acoustic field and f is 248 Waves in Fluids and Solids Will-be-set -by- IN-TECH the frequency of the ... obtained by using SCILAB 5.3.1 252 12 Waves in Fluids and Solids Will-be-set -by- IN-TECH (a) q x =0.1 (b) q x =0.5 (c) q x =0.9 (d) q x =0.908 Fig Xn ( f ) = X ( f )/Xmax ( f ) (red) and Rn (...

Ngày tải lên: 19/06/2014, 12:20

... in Fluids and Solids equilibrium values of the inner and outer radius as R1 and Rs , respectively The geometry is shown in Fig 4.1 Figure 4.1(a) shows an unstressed case where one has R0 = R1 and ... localization, supporting the assertion of Rusek et al [33] and Alvarez et al [34] 266 Waves in Fluids and Solids To identify the phenomenon of localization by inspecting the correlation characteristics of ... supposed to consist of a general solution and a special solution By invoking the boundary condition that the second harmonic wave 282 Waves in Fluids and Solids should be zero at the beginning,...

Ngày tải lên: 19/06/2014, 12:20

... n =0 (26) This expression follows by (12), (13) and (18) for j=0 and by taking into account the asymptotic expression hn (z) ∼ (−i )n h0 (z), z → ∞ By (14) and (26) we get the q-excitation bistatic ... grq and total cross-sections σrq are of order κ and κ independently of q, (ii) for a hard, resistive, and penetrable core the leading order terms of grq and σrq are of order κ for q=0 and κ and ... Waves in Fluids and Solids Acoustic Wave book Consider a 2-layered sphere with soft core We suppose that the radius a1 and the density ̺ are known and we will estimate the core’s radius a2 by using...

Ngày tải lên: 19/06/2014, 12:20

Ngày tải lên: 19/06/2014, 12:20

... 1996; Ursin and Stovas, 2002; Stovas and Ursin, 2003; Stovas and Arntsen, 2003) Physical experiments were performed by Marion and Coudin (1992) and analyzed by Marion et al (1994) and Hovem (1995) ... values E A1  E  and u  and is limited from the left and the right by the points B1 and B2 , respectively The coordinates of these points are (Figure 23) 38 Waves in Fluids and Solids u B  1, ...  , (73) reduces to x  x  1 and the roots of equation (64) corresponding to qP- and qSV-waves,  P and  S , satisfy the equations 16 Waves in Fluids and Solids     cos  H qP  cos...

Ngày tải lên: 26/06/2014, 23:20

... by Novartis International AG (Basel, Switzerland), 1,25(OH)2-vitamin D3 (D3) by F Hoffmann-La Roche Ltd (Basel, Switzerland), and indomethacin by Merck Sharp & Dohme BV (Haarlem, The Netherlands) ... experiments Animal care and experiments were approved and conducted in accordance with accepted standards of humane animal care and use as deemed appropriate by the Animal Care and Use Committee of ... differentiation and activity in bone stimulated by OA SFs, a view supported by the finding that OPG inhibited 45Ca release caused by SFs from patients with OA Two previous studies by Kim and colleagues...

Ngày tải lên: 09/08/2014, 10:20

... plastic and composite company in terms of management responsibility and human resource management Viet A plastic and composite company, a company of designing, manufacturing and trading plastic and ... Researching and understanding customer needs and expectations Ensuring that the objectives of the organization are linked to customer needs and expectations Communicating customer needs and expectations ... Viet A plastic and composite company It also presents research purpose, research scope and methodology that will be used to analyze and synthesize the problem 1.1 Viet A plastic and composite...

Ngày tải lên: 18/04/2013, 17:09

... curve and chemical actinometry were used in this experiment A UV dose-response curve of free chlorine actinometery was prepared by replacing the microorganism and then the UV dose was obtained by ... between RED and Theoretical Exposure time The slope of each regression line in Fig.3 is equal to β×the average intensity determined by PSS using Equation (4)~(7) Therefore, β can be given by: β= the ... calculated by using the particle tracks data and Equation (4) ~(7), where refractive index:1.5 for quartz, 1.3 for water, assumed dirt factor of quartz sleeve surface ψ2 =1 - 81 - Journal of Water and...

Ngày tải lên: 05/09/2013, 09:08

... District, Beijing, and BC from Shougang Group, China The BC, WP1, and WP2 were crushed into 90-mesh by a universal crusher to be used as experimental sample And its proximate analysis and ultimate ... respectively These technologies and equipments have function of both manufacturing steel products and absorbing bulks of wastes By using advanced metallurgical crafts and post-treating systems, this ... furnace, co-coking technology for WP and blend coal (BC) derived from coking process with byproducts recovery technology, and incineration ash melting technology by electrical arc furnace (EAF-IAM)...

Ngày tải lên: 05/09/2013, 16:10

... Forrest 2001 and Forrest and Gross 2003 11 By coincidence, this JIS issue also contained an article by two other ID proponents, Karl W Giberson and Donald A Yerxa In “Providence and the Christian ... disconfirmed should the Big Bang model by supplanted by, for example, the cyclic universe model, as is currently proposed by Paul Steinhardt and Neil Turok, in which time and space exist forever In fact, ... worth by virtue of being created in such an image Similarly, one would not have moral worth by virtue of being divinely created in a loving and merciful image, but rather by being loving and merciful...

Ngày tải lên: 01/11/2013, 07:20