The Triangular Monolith (TWC) app generates a three-way catalyst consisting of triangular combs with open channels.

Clicking Edit opens the Triangular Monolith (TWC) Parameters dialog.

Define the Result File Name, the Voxel Length, the Filter Length, the Number of Unit Cells in X- and Y-direction, the Wall Thickness, the Plug Thickness, the Inlet length, the Outlet length, the Channel Side Length and Side Ratio.

Click Run to create the triangular monolith.

Compare the structures generated with the Rectangular Monolith (DPF-GPF) and the Rectangular Monolith (TWC) app here.