Weitere ähnliche Inhalte Ähnlich wie COMSOL Training Series (NNMDC Initiative) (20) COMSOL Training Series (NNMDC Initiative)4. Reaction
Kinetics
Heat
Waves
Transfer
Physical
System
Electro-
Fluid Flow
magnetism
And
more!!
7. Why Simulate?
Convective
Cooking of
Chicken Patties!
…just for fun! (?)
9. 3 Fundamental Concepts…
Define
Physical
Phenomena
Discretize as PDEs
the Domain
Solve for
each node
& Color!
To Results!
10. Discretization…
Chopping down a continuum
body into finite number of
elements…
12. Solve, Store & Color…
Low
Medium
High
Solve the PDEs over the grid,
store values at each node and
color on RGB scale…
14. • Create CAD geometry or import
Geometry
• Define material properties
Materials
• Define parameters & custom Functions
Global Definitions
• Choose/define PDEs to be solved & coupled
PDE Choices • Set boundary conditions for each PDE
• Create mesh
Mesh • Allot suitable mesh to specific PDE
• Choose study type
Solver • Choose numeric settings
• Visualize the contour plots
Results/ Post-Processing • Abstract results
16. Today, the world
needs state-of-art µ-
TAS (Micro Total
Analysis Systems)…
Micromixers are
components of µ-TAS used
for obtaining rapid mixing
of fluid samples in a short
Photocredits: orgatronics [dot] com
18. PDEs in the domain…
Navier Stokes & Continuity Equations
Convection-Diffusion Equation