RF-CONCRETE Surfaces – Online Manual Version 5

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RF-CONCRETE Surfaces – Online Manual Version 5

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2.8.2.2 Flowchart

Flowchart

Figure 2.128 Flowchart

where

Table 2.2

De

stiffness matrix of the material, constitutive matrix

B

matrix due to geometry and basic type of the FE function εe = B ⋅ de

material FE stiffness matrix

geometric FE stiffness matrix

FE overall stiffness matrix

Kg

global stiffness matrix of the entire model

fe

FE nodal forces vector

fg

global nodal forces vector (loading on entire model), vector of the right sides

de

nodal parameter vector of FE deformation

dg

global nodal parameter vector of deformation, vector of the unknown

εe

strain vector

σe

vector of internal forces