public void Add(Node node)
{
_nodes.Add(node);
}
public void AddNode(Node node)
{
if (_nodes.ContainsKey(node.nid))
return;
_nodes[node.nid] = node;
}
//you don't need to assign modelSetting.axis as it won't be used
public static void BuildStraightModel(ModelSetting modelSetting, Model model)
{
SingleRingResult ringResult = new SingleRingResult();
GenerateNodes.GenerateSingleRingNode(modelSetting, ringResult);
GenerateElements.GenerateSingleRingElement(modelSetting, ringResult);
//generate all nodes
for(int i = 0; i < modelSetting.num_ring; i++)
{
for(int j = 0; j < modelSetting.num_node_all; j++)
{
Node node = ringResult.nodes[j];
Node newNode = new Node(node.nid + i * modelSetting.num_node_all,
node.x, node.y, node.z + modelSetting.width * i);
model.AddNode(newNode);
}
}
int elemenCount = 0;
//generate all shells
for (int i = 0; i < modelSetting.num_ring; i++)
{
foreach (Element element in ringResult.elements[1])
{
elemenCount++;
ElementShell shell = element as ElementShell;
ElementShell newShell = new ElementShell(elemenCount,
shell.pid, shell.n1 + modelSetting.num_node_all * i, shell.n2 + modelSetting.num_node_all * i,
shell.n3 + modelSetting.num_node_all * i, shell.n4 + modelSetting.num_node_all * i);
model.AddElement(newShell);
}
}
//generate radial ground spring
for (int i = 0; i < modelSetting.num_ring; i++)
{
foreach (Element element in ringResult.elements[2])
{
elemenCount++;
ElementLink link = element as ElementLink;
ElementLink newLink = new ElementLink(elemenCount,
link.pid, link.n1 + modelSetting.num_node_all * i, link.n2 + modelSetting.num_node_all * i);
model.AddElement(newLink);
}
}
//generate tangential ground spring
for (int i = 0; i < modelSetting.num_ring; i++)
{
foreach (Element element in ringResult.elements[3])
{
elemenCount++;
ElementLink link = element as ElementLink;
ElementLink newLink = new ElementLink(elemenCount,
link.pid, link.n1 + modelSetting.num_node_all * i, link.n2 + modelSetting.num_node_all * i);
model.AddElement(newLink);
}
}
//generate the longitudinal joint spring
for (int i = 0; i < modelSetting.num_ring; i++)
{
for (int j = 0; j <= modelSetting.num_longit; j++)
{
for (int k = 0; k < modelSetting.pos_joint.Count; k++)
{
elemenCount++;
ElementCombin combinZ = new ElementCombin(elemenCount, 5,
modelSetting.pos_joint[k] + 1 + j * modelSetting.num_node_face + i * modelSetting.num_node_all,
k + 1 + modelSetting.num_circum + j * modelSetting.num_node_face + i * modelSetting.num_node_all);
model.AddElement(combinZ);
}
}
}
//generate circumferential joint spring
for (int i = 1; i < modelSetting.num_ring; i++)
{
for (int j = 0; j < modelSetting.num_node_face; j++ )
{
elemenCount++;
ElementCombin combinCircumZ = new ElementCombin(elemenCount, 4,
j + 1 + (i - 1) * modelSetting.num_node_all + modelSetting.num_node_face * modelSetting.num_longit,
j + 1 + i * modelSetting.num_node_all);
elemenCount++;
ElementCombin combinCircumX = new ElementCombin(elemenCount, 6,
j + 1 + (i - 1) * modelSetting.num_node_all + modelSetting.num_node_face * modelSetting.num_longit,
j + 1 + i * modelSetting.num_node_all);
elemenCount++;
ElementCombin combinCircumY = new ElementCombin(elemenCount, 7,
j + 1 + (i - 1) * modelSetting.num_node_all + modelSetting.num_node_face * modelSetting.num_longit,
j + 1 + i * modelSetting.num_node_all);
model.AddElement(combinCircumZ);
model.AddElement(combinCircumX);
model.AddElement(combinCircumY);
}
}
//add longitudinal joint nodes couple-constrain
for (int i = 0; i < modelSetting.num_ring; i++)
{
for (int j = 0; j <= modelSetting.num_longit; j++)
{
for (int k = 0; k < modelSetting.pos_joint.Count; k++)
{
ConstrainedNodes constrain = new ConstrainedNodes();
constrain.nodes.Add(model.nodes[modelSetting.pos_joint[k] + 1 + j * modelSetting.num_node_face + i * modelSetting.num_node_all]);
constrain.nodes.Add(model.nodes[k + 1 + modelSetting.num_circum + j * modelSetting.num_node_face + i * modelSetting.num_node_all]);
constrain.ux = 1;
constrain.uy = 1;
model.AddConstrained(constrain);
}
}
}
//add boundary
for (int i = 0; i < modelSetting.num_node_face; i++)
{
BoundaryNode boundary = new BoundaryNode();
boundary.node = model.nodes[i + 1];
boundary.ux = 1;
boundary.uy = 1;
boundary.uz = 1;
boundary.rx = 1;
boundary.ry = 1;
boundary.rz = 1;
model.AddBoundary(boundary);
}
for (int i = 0; i < modelSetting.num_node_face; i++)
{
BoundaryNode boundary = new BoundaryNode();
boundary.node = model.nodes[i + 1 + modelSetting.num_node_all * (modelSetting.num_ring - 1)
+ modelSetting.num_longit * modelSetting.num_node_face];
boundary.ux = 1;
boundary.uy = 1;
boundary.uz = 1;
boundary.rx = 1;
boundary.ry = 1;
boundary.rz = 1;
model.AddBoundary(boundary);
}
//apply load
}
public static void GenerateSingleRingNode(ModelSetting sett, SingleRingResult result)
{
double r = sett.outerRadius - sett.thickness / 2; // radius of the model
double pi = Math.PI;
//generate the nodes of front border
//first segment
for (int i = 0; i < sett.num_segment_element[0]; i++ )
{
double detal = sett.pos_joint[0] * 1.0 / sett.num_segment_element[0];
double angle = pi / 180 * i * detal;
Node node = new Node(i + 1, 0, Math.Sin(angle) * r, Math.Cos(angle) * r);
result.nodes.Add(node);
}
//middle segment
for (int i = 1; i < sett.pos_joint.Count; i++ )
{
for (int j = 0; j < (sett.num_segment_element[i] - sett.num_segment_element[i - 1]); j++)
{
double detal = (sett.pos_joint[i] - sett.pos_joint[i - 1]) * 1.0 / (sett.num_segment_element[i] - sett.num_segment_element[i - 1]);
double angle = (sett.pos_joint[i - 1] + j * detal) * pi / 180;
Node node = new Node(sett.num_segment_element[i - 1] + j + 1, 0, Math.Sin(angle) * r, Math.Cos(angle) * r);
result.nodes.Add(node);
}
}
//last segment
for (int i = 0; i < sett.num_segment_element[0]; i++)
{
double detal = sett.pos_joint[0] * 1.0 / sett.num_segment_element[0];
double angle = (sett.pos_joint.Last() + i * detal) * pi / 180;
Node node = new Node(sett.num_segment_element.Last() + i + 1, 0, Math.Sin(angle) * r, Math.Cos(angle) * r);
result.nodes.Add(node);
}
//joint node
for(int i = 0; i < sett.pos_joint.Count; i++)
{
double angle = pi / 180 * sett.pos_joint[i];
Node node = new Node(sett.num_circum + i + 1, 0, Math.Sin(angle) * r, Math.Cos(angle) * r);
result.nodes.Add(node);
}
//generate the nodes of lining in longitudinal direction
double width = sett.width * 0.97;
double delta = width / sett.num_longit;
for(int j = 0; j < sett.num_longit; j++)
{
for (int i = 0; i < sett.num_node_face; i++)
{
Node tmp = result.nodes[i];
Node node = new Node(tmp.nid + (j + 1) * sett.num_node_face, delta * (j + 1), tmp.y, tmp.z);
result.nodes.Add(node);
}
}
//generate the radial ground node
for(int i = 0; i < sett.num_node_ring; i++)
{
Node slNode = result.nodes[i];
Node node = new Node(slNode.nid + sett.num_node_ring, slNode.x, slNode.y * (1 + 1 / r),
slNode.z * (1 + 1 / r));
result.nodes.Add(node);
}
//gegerate the tangential ground node
for (int i = 0; i < sett.num_node_ring; i++)
{
Node slNode = result.nodes[i];
Node node = new Node(slNode.nid + sett.num_node_ring * 2, slNode.x, slNode.y + slNode.z / r,
slNode.z - slNode.y / r);
result.nodes.Add(node);
}
}
private static void GetNodes(int ringNo, ModelSetting modelSetting, SingleRingResult ringResult, ShieldTunnel3DResult result)
{
for (int j = 0; j < modelSetting.num_node_all; j++)
{
Node node = ringResult.nodes[j];
Node newNode = new Node(node.nid + ringNo * modelSetting.num_node_all,
node.x, node.y, node.z);
result.nodes.Add(newNode);
}
}