Manual for WANDS 2.1 Wavenumber Domain Software for Solids ...

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MANUAL FOR <strong>WANDS</strong> <strong>2.1</strong> WAVENUMBER DOMAIN SOFTWARE FOR SOLIDS AND FLUIDS Carl-Magnus Nilsson and Chris Jones
Page 1 and 2: Manual for WANDS 2.1 Wavenumber Dom
Page 3: UNIVERSITY OF SOUTHAMPTON INSTITUTE
Page 7 and 8: 2.2 INFEM: . . . . . . . . . . . .
Page 9 and 10: 5.3.3 Examine the system matrix . .
Page 11 and 12: 1.2.1 Basic submodel elements Eleme
Page 13 and 14: z x s n Figure 1.1: Coordinate syst
Page 15 and 16: INSYS: TITLE: Is the header for the
Page 17 and 18: ow indicates which outputs are requ
Page 19 and 20: In addition there is a submodel WAT
Page 21 and 22: The second line contains three ”t
Page 23 and 24: 0.250000, 0.010000 0.250000, 0.0000
Page 25 and 26: 3 4 Element type 1 2 1 5 6 7 4 Elem
Page 27 and 28: The meaning of entries number 2 to
Page 29 and 30: where they refer to the local coord
Page 31 and 32: 202, 1.3, 0.0 means that the output
Page 33 and 34: INFEM: PLATE: TOP: The ’*INFEM: P
Page 35 and 36: Entry number Entry name 1 Material
Page 37 and 38: INFEM: PLATE: BEAM: TOP: This place
Page 39 and 40: 103, 1.1, 0.0 103, 1.2, 0.0 means t
Page 41 and 42: INFEM: FLUID: TOP: The ’*INFEM: F
Page 43 and 44: INFEM: FLUID: RESTR: Blocking some
Page 45 and 46: indicates that the submodel with ta
Page 47 and 48: a boundary moving at a unit displac
Page 49 and 50: 3 z x y 2 t Figure 2.3: Co-ordinate
Page 51 and 52: t-displacements corresponding to 3n
Page 53 and 54: degrees. The second wave has an amp
Page 55 and 56:
Example: *INBEM: FLUID: TOP: F2 4,
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means that the pressure should be c
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*INBEM: FLUID: WRITE: TOP: F2 4, 3,
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Example: Entry number Entry name 1
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10, 20, 3, 2, 3, 4, 0.1, 0.2, -1 Th
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6 7 2 2 2 1 2 1 5 4 Z 1 X Y (X0,Y0)
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Note! The fluid be-elements can be
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to currently allowed is with quadra
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2.4.8 INCOUP: BE-FLUID: BE-FLUID: T
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5,2,8,1 The first row means that th
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u S1 1 = u S2 7 (2.10) The tangenti
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Entry number Entry name 1 Node in s
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the model. The second is the radiat
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Entry number Entry name 1 Node numb
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Entry number Entry name 1 Node numb
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. . . 2, 0.050, 0.100 3, 0.100, 0.1
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3.2.3 OUTFEM: BEAM: The data for th
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Note! The node numbers given are th
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Entry number Entry name Example: 1
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Entry number Entry name 1 First nod
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3.3.1 Matrix files for plate subsys
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Matrix Real part Imaginary part M m
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number of rows with the degree of f
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Chapter 4 Example of multidomain co
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4.2 Input file An input file for th
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COUPLING BETWEEN FLUIDS F2F3, F2 ,
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2, 3, 2 2, 2, 3 *INFEM: SOLID: END:
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1, 2 2, 3 3, 4 *INBEM: FLUID: WRITE
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*INBEM: FLUID: END: F4 *INCOUP: FE-
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k4_psP1.out m_psP1.out Example: As
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sysmat11_MULT1.out This file has co
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*OUTFEM: PLATE: ELETOP: P1 **elemen
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**Nodenumbers (2) and dofs (6) 1, 2
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* OUTBEM: FLUID: SOLUTION: BOUNDARY
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power.out file The second file is t
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First, copy the WANDSday folder to
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5.4.1 The pipe mesh A simple way to
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10 9 8 7 6 5 4 3 2 1 0 0 200 400 60
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0.15 0.1 0.05 0 −0.05 −0.1 >>pi
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*INFEM: PLATE: MAT: ISO: FEP1|\\ **
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the resulting dispersion curves wit
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10 9 8 7 6 5 4 3 2 1 0 0 200 400 60
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Hence, the condition number is in t
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The solid lines in these figures ar
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References [1] Nilsson C-M. Jones C
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insys, 9 plate material, 28 plate m
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