Add cylinder flow demo - Melissa's summer work #61

melilly · 2024-08-16T16:28:55Z

Included:

demo file
associated file for plotting demo outputs, not strictly necessary to keep in examples/
gif and mp4 of a fixed oscillation video, referenced by my poster but not necessary to keep in examples/

Add functional mesh movement Co-authored-by: Melissa Rasmussen <melissa.rasmussen@nrel.gov>

…term

…if disk_ampl=0

…nder

…alc of lift and drag, match the paper non-dimensionalization exactly and write that value

…used in the convective term

arswalid

standalone code added

Melissa Rasmussen and others added 30 commits June 17, 2024 09:50

Copy over Cylinder Flow example

beeb984

Organize code by section

59f99dc

Obstacle and fluid fused - uniform mesh

8371562

Add disk mesh separate from fluid

f86610d

Benchmark move mesh (#1)

b685ea9

Add functional mesh movement Co-authored-by: Melissa Rasmussen <melissa.rasmussen@nrel.gov>

Move mesh in two directions periodically

0beabc0

Just write total mesh displacement

c2f171f

Print mesh every time

d248ad2

Un-generalize mesh dimension

bc8d14b

Write into a single file

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Re-re-generalize mesh order

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Reasonable y oscillation using dt

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Demo reasonable disk movement in x & y direction

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Output u again

0287410

Reassemble matrices every step

67cf183

Separate disk velocity and displacement

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(not working) try at updating noslip boundary condition

9da0146

merging disp based solution with melissa's vel based one, adding ALE …

1da2315

…term

Reorganize code

2b5714b

Use mesh velocity instead of mesh displacement

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Tried to fix bc. made mesh comically worse

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BC working with velocity

c71301d

Copy cylinder flow into two files

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Uniform inflow

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Move cylinder only vertically

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Change wall noslip bc to slip

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Change disk and tube sizes

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Reduce input parameters

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Disk stationary to replicate Strouhal frequency

c917631

make the time step bigger, save only at interval, skip mesh movement …

c770af0

…if disk_ampl=0

Melissa Rasmussen and others added 19 commits July 11, 2024 11:06

Add in estimate of strouhal frequency

40151cb

save a csv of lift and drag data for post processing

700c122

Merge branch 'cylinder' of https://github.com/melilly/PVade into cyli…

7b64e06

…nder

Split timestepping into a higher resolution later on

08ee903

k (the constant-object dt) must be updated in loop with dt, add new c…

3d3d5b8

…alc of lift and drag, match the paper non-dimensionalization exactly and write that value

add placeholder gif vortex_shedding.gif

f2cda38

testing an mp4 file mesh_with_bc.mp4

01ce1ed

update gif

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Update vortex shedding

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Output y shift and start forced oscillations

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Add plotting files for csv output, comparing to 2008 paper

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Plot all graphs on one window

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Double the height to match corrected paper

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Save figure

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the ALE velocity should probably be consistent with the timestepping …

c355c52

…used in the convective term

Set output folder in one place

03ae826

Output drag & lift coefficients to compare to (Placzek 2009) fig 12

38624b6

Delete duplicate file

dc7e8b1

Black formatting

c0b7a9e

arswalid self-requested a review October 7, 2024 17:42

eyoung55 added this to the FY24 Release milestone Oct 7, 2024

arswalid approved these changes Oct 7, 2024

View reviewed changes

arswalid merged commit c86d28e into NREL:main Oct 7, 2024
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Add cylinder flow demo - Melissa's summer work #61

Add cylinder flow demo - Melissa's summer work #61

melilly commented Aug 16, 2024

arswalid left a comment

Add cylinder flow demo - Melissa's summer work #61

Add cylinder flow demo - Melissa's summer work #61

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melilly commented Aug 16, 2024

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