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* A single rigid chain in zigzag shear flow (s=0.01) at kBT=0 [#ad1858a7]
#youtube(xz17I8cQMQk)
- cf. "A single chain in zigzag shear flow (s=0.01) at kBT=0" in [[Chain Motions>Re06]]
- Simulation parameters
-- CFD Lattice: 32 x 64 x 16 mesh
-- Number of Beads: N = 5
-- Diameter of Particles: D = 4 mesh
-- Volume Fraction: Φ = 0.041
-- Temperature: kBT = 1.0
-- Shear Rate: s = 0.01
-- Number of Iteration Steps: 240000
-- Computation Time: 1 day on 8 cores (with ICC+MKL+OMP)

----

* A helical chain at a constant velocity [#d9ed11c5]
//#youtube(csr-gSSoRmE)
- Simulation parameters
-- CFD Lattice: 256 x 256 x 256 mesh
-- Number of Beads: N = 30
-- Diameter of Particles: D = 4 mesh
-- Volume Fraction: Φ = 0.00048
-- Velocity: V = -0.005
-- Number of Iteration Steps: 100000
-- Computation Time: 4 days on single core
- Parameters of the helical particle
-- Orientation: crockwise
-- Number of Beads: N = 30
-- Number of Turns: k = 3.0
-- Helical Pitch: p = 52.0 mesh
----

* A helical chain at a constant angular velocity [#a3ccf30d]
//#youtube(csr-gSSoRmE)
- Simulation parameters
-- CFD Lattice: 256 x 256 x 256 mesh
-- Number of Beads: N = 30
-- Diameter of Particles: D = 4 mesh
-- Volume Fraction: Φ = 0.00048
-- Angular Velocity: Ω = 0.00041
-- Number of Iteration Steps: 100000
-- Computation Time: 4 days on single core
- Parameters of the helical particle
-- Orientation: crockwise
-- Number of Beads: N = 30
-- Number of Turns: k = 3.0
-- Helical Pitch: p = 52.0 mesh
----

* A helical chain in a gravitational field [#waf505fe]
#youtube(7b9OB4tmB7A)
- Simulation parameters
-- CFD Lattice: 256 x 256 x 256 mesh
-- Number of Beads: N = 30
-- Diameter of Particles: D = 4 mesh
-- Volume Fraction: Φ = 0.00048
-- Gravity: g = -0.01
-- Number of Iteration Steps: 100000
-- Computation Time: 1.1 day on 8 cores (with ICC+MKL+OMP)
- Parameters of the helical particle
-- Orientation: crockwise
-- Number of Beads: N = 30
-- Number of Turns: k = 3.0
-- Helical Pitch: p = 52.0 mesh
----

* Helical chains in a gravitational field [#k35c6a0f]
#youtube(PnkM2dWNZmo)
- Simulation parameters
-- CFD Lattice: 256 x 256 x 256 mesh
-- Number of Beads: N = 100
-- Diameter of Particles: D = 4 mesh
-- Volume Fraction: Φ = 0.0016
-- Gravity: g = -0.01
-- Number of Iteration Steps: 100000
-- Computation Time: 1.1 day on 8 cores (with ICC+MKL+OMP)
- Parameters of the helical particles (left-to-right)
-- Number of Beads: N = 35, 25, 40
-- Number of Turns: k = 4.0, 2.5, 3.0
-- Helical Pitch: p = 20.0, 44.0, 36.0
----

- Files needed for reproducing this simulation
-- Input UDF file: &ref(s001_t000_rigid.udf); &ref(N30k3.0p52.0_vy.udf); &ref(N30k3.0p52.0_omegay.udf); &ref(N30k3.0p52.0_gravity.udf); &ref(helixes_gravity.udf);
-- Define UDF file: &ref(define.udf);
-- GOURMET: &ref(particleshow_rigid.py); &ref(show_velocity2_rigid.py);
-- AVS/Express:
- Tools for helical particles
-- &ref(helixudf_generator.zip); 
----

- Related Papers