Hydrodynamical Simulations
of
Interacting, Nonrelativistic Binary Stars
Motivation
Parameter Space
Initial Equilibrium Configurations
HSCF technique
Equal-Mass Sequences
Polytropic Sequences
Two Example Models
Unequal-Mass Example
[side view]
Simulation Technique
Governing Equations for CFD Simulations
Explicit Time-Integration
Finite-Difference Scheme
Uniform, Cylindrical Lattice
(no AMR)
[ Typically (128,256,90) in (R,
q
,Z) ]
Rotating Frame
van Leer Advection
[
a la
ZEUS-2D
]
Heterogeneous Computing Environment
Simulation Results
Stable Systems
Unequal-Mass
Equal-Mass
Merger of Equal-Mass System
Mass-Transferring System
Evolution
Poster Child
Another Arena
Return to
Title Page