Civil Engineering Reference
In-Depth Information
etensor
holds running total of all integrating point strain terms
fun
shape functions
f1
left hand side matrix (stored as a skyline)
nodal coordinates for all elements
g coord
Jacobian matrix
jac
vector used to set up initial accelerations
kd
global stiffness vector
kh
element stiffness matrix
km
modified global “stiffness” matrix
kp
global stiffness matrix stored as upper triangle
ku
global stiffness matrix
kv
nodal loads and displacements
loads
global mass matrix used to set up initial accelerations
mc
element consistent mass matrix
mm
global consistent mass matrix
mv
“descent” vector used in equations (3.22)
p
plastic [
D
p
] matrix (6.29)
pl
integrating point local coordinates
points
element properties matrix
prop
rl
input load function load values
rrmass
vector holding reciprocal of square root of lumped mass
rt
input load function time values
sigma
stress terms
storkm
holds element stiffness matrices
holds element mass matrices
stormm
stress term increments
stress
holds running total of all integrating point stress terms
tensor
vector used in equations (3.22)
u
transformed and untransformed eigenvectors
udiag
velocities
v
applied nodal load weightings
val
vector used to set up initial accelerations
vc
velocities at output freedoms
vel
weighting coefficients
weights
“old” solution vector
x
solutions to modal SDOF equations
xmod
“new” solution vector
xnew
“old” displacements
x0
“new” displacements
x1
x
-coordinates of mesh layout
x coords
y
-coordinates of mesh layout
y coords
Dynamic character array:
mtype
set to
'l'
for lumped mass and
'c'
for consistent
