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_sources/Project_02.md

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* {doc}`projects/Project_02_AberratedImages`
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* {doc}`projects/Project_02_Radiotherapy`
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* {doc}`projects/Project_02_TailPulsePileupRejection`
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* {doc}`projects/Project_02_BentPipeSurrogate`
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* {doc}`projects/Project_02_BentPipeSurrogate`
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* {doc}`projects/Project_02_Project_02_Wake_Behind_Cylinder`

_sources/projects/Project_02_Wake_Behind_Cylinder.ipynb

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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"# Using PINNs to Model the Flow Past a Cylinder"
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"# Modeling Fluid Flow Past a Cylinder"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"<div>\n",
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"<img src=\"https://github.com/illinois-mlp/MachineLearningForPhysics/blob/main/img/Project_Cylinder_Wake.jpg?raw=\" width=1200></img>\n",
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"<img src=\"https://raw.githubusercontent.com/illinois-mlp/MachineLearningForPhysics/main/img/Project_Cylinder_Wake.jpg\" width=800>\n",
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"</div>"
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]
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},
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"* https://github.com/maziarraissi/PINNs/blob/master/main/Data/cylinder_nektar_wake.mat"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"File URLs\n",
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"* https://github.com/illinois-mlp/MachineLearningForPhysics/blob/main/data/Projects_StudentMade_Data_Repo/cylinder_nektar_wake.mat"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"### <span style=\"color:Purple\">Quick Primer on Relevant Math</span>\n",
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"\n",
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"All dynamics must satsify the $\\textit{Conservation of Momentum}$ and the $\\textit{Conservation of Mass}$. The momentum equations of a 2D incompressible Navier Stokes problem is given by\n",
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"$$\n",
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"\n",
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"$$ \\Large\n",
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"\\begin{aligned}\n",
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"u_t + (u u_x + v u_y) &= -p_x + \\nu (u_{xx} + u_{yy}), \\\\\n",
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"v_t + (u v_x + v v_y) &= -p_y + \\nu (v_{xx} + v_{yy}),\n",
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"\\end{aligned}\n",
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"$$\n",
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"\n",
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"with $u$ and $v$ referring to the $x$ and $y$ components of velocity, $p$ referring to static gauge pressure, and $\\nu$ referring to kinematic viscosity. The equations are using Einstein notation for partial derivatives.\n",
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"\n",
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"Mass conservation is satisfied as long as this hold true:\n",
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"$$\n",
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"\n",
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"$$ \\Large\n",
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"u = \\psi_y, \\quad v = -\\psi_x,\n",
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"$$\n",
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"\n",
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"with $\\psi$ being something known as the [Streamfunction](https://eng.libretexts.org/Bookshelves/Civil_Engineering/All_Things_Flow_-_Fluid_Mechanics_for_the_Natural_Sciences_&#40;Smyth&#41;/05%3A_Fluid_Kinematics/5.02%3A_The_Streamfunction).\n",
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"\n",
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"For this problem, set $\\nu = 1$. Pressure ($p$) will only be an output."

_toc.yml

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- file: _sources/projects/Project_02_Radiotherapy
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- file: _sources/projects/Project_02_TailPulsePileupRejection
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- file: _sources/projects/Project_02_BentPipeSurrogate
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- file: _sources/projects/Project_02_Project_02_Wake_Behind_Cylinder
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- file: _sources/Week_14 # Learning from the Machines
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sections:
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- url: https://docs.google.com/presentation/d/1hkfaU7JVy1f5S8jURZvTY67KRzP7I8zGRf4Zku_bpM4/edit?usp=sharing

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