LEADER 06865nam 2200709 450 001 9910131451303321 005 20231110215525.0 010 $a1-118-92775-3 010 $a1-118-92776-1 010 $a1-118-92774-5 035 $a(CKB)3710000000466342 035 $a(EBL)2189388 035 $a(SSID)ssj0001543502 035 $a(PQKBManifestationID)16134003 035 $a(PQKBTitleCode)TC0001543502 035 $a(PQKBWorkID)14792391 035 $a(PQKB)10286404 035 $a(PQKBManifestationID)16238277 035 $a(PQKB)20557249 035 $a(MiAaPQ)EBC4039925 035 $a(MiAaPQ)EBC2189388 035 $a(DLC) 2015025298 035 $a(Au-PeEL)EBL4039925 035 $a(CaPaEBR)ebr11113309 035 $a(CaONFJC)MIL824844 035 $a(OCoLC)911921090 035 $a(MiAaPQ)EBC7104241 035 $a(Au-PeEL)EBL7104241 035 $a(JP-MeL)3000111572 035 $a(PPN)189142561 035 $a(EXLCZ)993710000000466342 100 $a20151104h20152015 uy 0 101 0 $aeng 135 $aur|n|---||||| 181 $ctxt 182 $cc 183 $acr 200 10$aFluid-structure interaction $ean introduction to finite element coupling /$fJean-Francois Sigrist, DCNS Research, France 210 1$aChichester, England :$cWiley,$d2015. 210 4$d2015 215 $a1 online resource (300 p.) 225 1 $aNew York Academy of Sciences 300 $aDescription based upon print version of record. 311 $a1-119-95227-1 320 $aIncludes bibliographical references at the end of each chapters and index. 327 $aMachine generated contents note: Foreword v Preface vii Images Credits ix 1 Fluid-Structure Interaction 1 1.1 A wide variety of problems 2 1.2 Analytical modelling of Fluid-Structure Interactions 3 1.2.1 Potential flow. Inertial coupling 4 1.2.2 Viscous flow. Viscous damping 8 1.2.3 Compressible flow. Radiation damping 10 1.3 Numerical simulation of Fluid-Structure Interactions 14 1.4 Finite element and boundary element methods 24 References 25 2 Structure Finite Elements 27 2.1 Vibrations of an elastic structure 28 2.1.1 Modelling assumptions 28 2.1.2 Equations of motion 36 2.2 Finite Element Method: practical implementation 38 2.2.1 Weighted integral formulation 38 2.2.2 Finite elements 40 2.2.3 Elementary matrices 43 2.2.4 Mass and stiffness matrices 44 2.2.5 Calculating and assembling matrices 49 2.2.6 Modal analysis 54 2.3 Example: bending modes 57 2.3.1 Bending motion of a straight elastic beam 57 2.3.2 Bernoulli beam elements 58 2.3.3 Bending modes 62 2.4 Example : coupled bending/membrane modes 66 2.4.1 Bending and membrane motion of a circular elastic ring 66 2.4.2 Fourier component representation: 0D element 67 2.4.3 Bending/membrane modes 69 References 79 3 Fluid Finite Elements 81 3.1 Fluid flow equations 82 3.2 Compressibility waves 91 3.2.1 Wave equation 91 3.2.2 Boundary conditions 95 3.3 Finite element method 103 3.3.1 Pressure-based formulation 103 3.3.2 Displacement-based formulations 108 3.3.3 Finite element matrices 111 3.4 Boundary element method 113 3.4.1 Green function and Green's integral theorem 113 3.4.2 Interior and exterior problems 114 3.4.3 Direct and indirect boundary element method 116 3.4.4 Boundary element matrices 120 3.5 Example: Sloshing modes 121 3.5.1 Circular reservoir with fluid free surface 121 3.5.2 2D axi-symmetric elements with gravity 124 3.5.3 Sloshing modes 126 3.6 Example: Acoustic modes in an open reservoir 128 3.6.1 Cylindrical acoustic opened cavity 128 3.6.2 2D axi-symmetric elements with compressibility 129 3.6.3 Acoustic modes 130 3.7 Example: Acoustic modes in a closed reservoir 132 3.7.1 Rectangular acoustic closed cavity 132 3.7.2 2D fluid elements with compressibility 134 3.7.3 Acoustic modes 134 3.8 Example: Acoustic radiation in infinite fluid 135 3.8.1 Pulsating ring in infinite acoustic fluid 135 3.8.2 1D axi-symmetric element with radiation condition 137 3.8.3 1D boundary elements 138 3.8.4 Acoustic radiation 141 References 146 4 Inertial Coupling 149 4.1 Mathematical modelling 150 4.2 Added mass matrix 152 4.2.1 Coupling matrix 152 4.2.2 Added mass matrix 154 4.2.3 Inertial effect 156 4.3 Modelling inertial coupling for complex systems: example of tube bundle 163 4.3.1 Analytical models for added mass 164 4.3.2 'Term-to-term' computation of the added mass matrix 164 4.3.3 A homogenisation technique 167 4.4 Examples : inertial effect in bounded domain 178 4.4.1 Analytical calculation of the added mass matrix 178 4.4.2 Numerical computation of the added mass matrix 185 4.5 Example: inertial effect in unbounded domain 191 4.5.1 Elastic ring immersed in a fluid 191 4.5.2 Finite element coupling with infinite element 194 References 200 5 Fluid-Structure Coupling 203 5.1 Modelling assumption 204 5.2 Interior problems: vibro-acoustic and hydro-elastic coupling 205 5.2.1 Non-symmetric formulation 205 5.2.2 Symmetric formulation 208 5.3 Exterior problem: vibro-acoustic 217 5.4 Example: vibro-acoustic coupling and hydro-elastic sloshing 223 5.5 Example: Acoustic damping 231 5.5.1 Analytical modelling 231 5.5.2 Numerical computation 235 References 245 6 Structural Dynamics with Fluid-Structure Interaction 247 6.1 Introduction 248 6.2 Time-domain analysis 250 6.2.1 Direct methods 250 6.2.2 Modal methods 261 6.3 Frequency-domain analysis 271 6.3.1 Direct and modal methods 271 6.3.2 Computation of the projection basis 273 6.4 Example: time-domain analysis 278 6.4.1 Accelerated cantilever beam with fluid coupling 278 6.4.2 System and excitation spectra 281 6.4.3 Seismic response: Direct and modal methods 283 6.5 Example: frequency-domain analysis 289 6.5.1 Acoustic radiation of a damped structure immersed in a fluid 289 6.5.2 Frequency response: Direct and modal methods 293 References 304 Index 307. 330 $a"Fulfills the need for an introductive approach to the general concepts of FSI from the mathematical formulation to the physical interpretation of numerical simulations. Based on the author's experience in developing numerical codes for industrial applications in shipbuilding and in teaching FSI to both practicing engineers and within academia, it provides a comprehensive and self-contained guide that is geared toward both students and practitioners of mechanical engineering"--$cProvided by publisher. 410 0$aNew York Academy of Sciences 606 $aFluid-structure interaction 606 $aFinite element method 615 0$aFluid-structure interaction. 615 0$aFinite element method. 676 $a624.1/71 686 $aSCI041000$2bisacsh 700 $aSigrist$b Jean-Francois$0948832 801 0$bMiAaPQ 801 1$bMiAaPQ 801 2$bMiAaPQ 906 $aBOOK 912 $a9910131451303321 996 $aFluid-structure interaction$93428495 997 $aUNINA