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Improve Robustness and Correctness of Structural Analysis #1

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18 changes: 14 additions & 4 deletions jmetal4.5.2/src/jmetal/problems/EBEs.java
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Original file line number Diff line number Diff line change
Expand Up @@ -188,7 +188,7 @@ public void setNumberOfConstraintsNodes(int numberOfConstraintsNodes) {
} // set numberOfConstraintsNodes

public int getNumberOfConstraintsNodes() {
return numberOfWeigthHypothesis_ ;
return numberOfConstraintsNodes_ ;
} // get numberOfRestrictionNodes

/**
Expand Down Expand Up @@ -2277,6 +2277,17 @@ public void EBEsMat3DL_iRig_jRig(int e) throws JMException{
double E=Groups_[idx][E_];
// elastic transversal modulus
double G=Groups_[idx][G_];
if (Math.abs(Lij) < 1e-9) {
for (int i = 0; i < 6; i++) {
for (int j = 0; j < 6; j++) {
Kii[i][j] = 0;
Kij[i][j] = 0;
Kji[i][j] = 0;
Kjj[i][j] = 0;
}
}
return;
}
// esfuerzos en nudo j por reacción de desplazamientos en i + esfuerzo en i
Kii[0][0] = E * S / Lij;
Kii[0][1] = 0;
Expand Down Expand Up @@ -4687,7 +4698,7 @@ public String EBEsReadProblems() {
input.close();
}
catch (Exception ex) {
System.out.println("Error: data file EBEs not readed");
throw new RuntimeException("Error: data file EBEs not readed", ex);
}

return txt;
Expand Down Expand Up @@ -4911,7 +4922,6 @@ public final void EBEsReadDataFile(String fileName) throws JMException{
yj = Node_[nj][aY_];
zj = Node_[nj][aZ_];
Element_[i][L_]=Math.sqrt(Math.pow((xj - xi), 2.0) + Math.pow((yj - yi), 2.0) + Math.pow((zj - zi), 2.0));
if(Element_[i][L_] < 0.001) Element_[i][L_] = 0.0;
}
txt=input.nextLine();
txt=input.nextLine();
Expand Down Expand Up @@ -4956,7 +4966,7 @@ public final void EBEsReadDataFile(String fileName) throws JMException{
input.close();
}
catch (Exception ex) {
System.out.println("Error: data file EBEs not readed");
throw new RuntimeException("Error: data file EBEs not readed", ex);
}

}
Expand Down