3D Compression Corner Ramp GMSH Generator File

ramp-3d.geo

//
//               L2-->
//       P5                 P4
//       +------------------+
//   ^   |                  |    L3
//   |   |                  |    |
//   L1  |                  +    v
//       |          L4   .  P3
//       |            .
//       +----------+
//       P1         P2
//          <--L5
//

lc = 1E-1;
lcsmall = 1E-1;

// Set of points to define the ramp's shape
Point(1) = {0, 0, 0, lc};
Point(2) = {0.5, 0, 0, lc};
Point(3) = {1.5, 0.2309, 0, lc};
Point(4) = {1.5, 0.9342, 0, lc};
Point(5) = {0, 0.9342, 0, lc};

// Set of lines to define the grid's boundary
Line(1) = {1, 5};
Line(2) = {5, 4};
Line(3) = {4, 3};
Line(4) = {3, 2};
Line(5) = {2, 1};

// Create the surface edge loop
Curve Loop(1) = {1, 2, 3, 4, 5};

// Create the surface
Plane Surface(1) = {1};

// Extrude
Extrude{0,0,1} {
	Surface{1};
}

// Set boundary markers
Physical Surface("1") = {15}; // INLET
Physical Surface("2") = {23}; // OUTLET
Physical Surface("3") = {1,32,19,31,27}; // WALL