added Druckrohrleitungs class, based on ETH Code

Druckrohrleitung/Druckstoß_ETH.ipynb

@@ -2,7 +2,7 @@
  "cells": [
   {
    "cell_type": "code",
-   "execution_count": 22,
+   "execution_count": 1,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -14,7 +14,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 23,
+   "execution_count": 2,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -28,14 +28,14 @@
     "Q0      = 2                 # initial flow in whole pipe [m³/s]\n",
     "h       = 20                # water level in upstream reservoir [m]\n",
     "n       = 10                # number of pipe segments in discretization\n",
-    "nt      = 1500              # number of time steps after initial conditions\n",
+    "nt      = 500              # number of time steps after initial conditions\n",
     "f_D     = 0.01              # Darcy friction factor\n",
     "c       = 400               # propagation velocity of the pressure wave [m/s]"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 24,
+   "execution_count": 3,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -70,7 +70,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 25,
+   "execution_count": 4,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -90,7 +90,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 26,
+   "execution_count": 5,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -139,7 +139,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 27,
+   "execution_count": 6,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -159,7 +159,7 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3.9.7 ('base')",
+   "display_name": "Python 3.8.13 ('Georg_DT_Slot3')",
    "language": "python",
    "name": "python3"
   },
@@ -173,12 +173,12 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.7"
+   "version": "3.8.13"
   },
   "orig_nbformat": 4,
   "vscode": {
    "interpreter": {
-    "hash": "ad2bdc8ecc057115af97d19610ffacc2b4e99fae6737bb82f5d7fb13d2f2c186"
+    "hash": "84fb123bdc47ab647d3782661abcbe80fbb79236dd2f8adf4cef30e8755eb2cd"
    }
   }
  },