FDS Verification: Add header to file

Author: mcgratta

Verification/Sprinklers_and_Sprays/flat_fire.csv

@@ -1,34 +1,35 @@
-0.00,0.00000,8.00000,400.00000,0.00000
-0.05,15.06456,7.98968,232.55814,-0.38744
-0.10,24.77772,7.96255,163.93443,-0.69082
-0.15,31.96033,7.92102,126.58228,-0.96759
-0.20,37.66209,7.86598,103.09278,-1.23258
-0.25,42.39045,7.79787,86.95652,-1.49130
-0.30,46.42981,7.71691,75.18797,-1.74632
-0.35,49.95567,7.62327,66.22517,-1.99894
-0.40,53.08397,7.51705,59.17160,-2.24994
-0.45,55.89536,7.39830,53.47594,-2.49979
-0.50,58.44817,7.26708,48.78049,-2.74878
-0.55,60.78600,7.12343,44.84305,-2.99713
-0.60,62.94225,6.96738,41.49378,-3.24498
-0.65,64.94312,6.79894,38.61004,-3.49243
-0.70,66.80949,6.61814,36.10108,-3.73957
-0.75,68.55832,6.42499,33.89831,-3.98644
-0.80,70.20354,6.21950,31.94888,-4.23310
-0.85,71.75674,6.00168,30.21148,-4.47958
-0.90,73.22767,5.77154,28.65330,-4.72590
-0.95,74.62461,5.52909,27.24796,-4.97210
-1.00,75.95465,5.27434,25.97403,-5.21818
-1.05,77.22391,5.00728,24.81390,-5.46417
-1.10,78.43769,4.72792,23.75297,-5.71007
-1.15,79.60066,4.43627,22.77904,-5.95590
-1.20,80.71688,4.13233,21.88184,-6.20166
-1.25,81.78997,3.81611,21.05263,-6.44737
-1.30,82.82315,3.48760,20.28398,-6.69302
-1.35,83.81927,3.14680,19.56947,-6.93863
-1.40,84.78091,2.79373,18.90359,-7.18420
-1.45,85.71036,2.42839,18.28154,-7.42973
-1.50,86.60972,2.05076,17.69912,-7.67522
-1.55,87.48087,1.66086,17.15266,-7.92069
-1.60,88.32553,1.25869,16.63894,-8.16612
-1.65,89.14526,0.84425,16.15509,-8.41153
+Time,x,z,u,w
+0.00000,0.00000,8.00000,400.00000,0.00000
+0.05000,15.06456,7.98968,232.55814,-0.38744
+0.10000,24.77772,7.96255,163.93443,-0.69082
+0.15000,31.96033,7.92102,126.58228,-0.96759
+0.20000,37.66209,7.86598,103.09278,-1.23258
+0.25000,42.39045,7.79787,86.95652,-1.49130
+0.30000,46.42981,7.71691,75.18797,-1.74632
+0.35000,49.95567,7.62327,66.22517,-1.99894
+0.40000,53.08397,7.51705,59.17160,-2.24994
+0.45000,55.89536,7.39830,53.47594,-2.49979
+0.50000,58.44817,7.26708,48.78049,-2.74878
+0.55000,60.78600,7.12343,44.84305,-2.99713
+0.60000,62.94225,6.96738,41.49378,-3.24498
+0.65000,64.94312,6.79894,38.61004,-3.49243
+0.70000,66.80949,6.61814,36.10108,-3.73957
+0.75000,68.55832,6.42499,33.89831,-3.98644
+0.80000,70.20354,6.21950,31.94888,-4.23310
+0.85000,71.75674,6.00168,30.21148,-4.47958
+0.90000,73.22767,5.77154,28.65330,-4.72590
+0.95000,74.62461,5.52909,27.24796,-4.97210
+1.00000,75.95465,5.27434,25.97403,-5.21818
+1.05000,77.22391,5.00728,24.81390,-5.46417
+1.10000,78.43769,4.72792,23.75297,-5.71007
+1.15000,79.60066,4.43627,22.77904,-5.95590
+1.20000,80.71688,4.13233,21.88184,-6.20166
+1.25000,81.78997,3.81611,21.05263,-6.44737
+1.30000,82.82315,3.48760,20.28398,-6.69302
+1.35000,83.81927,3.14680,19.56947,-6.93863
+1.40000,84.78091,2.79373,18.90359,-7.18420
+1.45000,85.71036,2.42839,18.28154,-7.42973
+1.50000,86.60972,2.05076,17.69912,-7.67522
+1.55000,87.48087,1.66086,17.15266,-7.92069
+1.60000,88.32553,1.25869,16.63894,-8.16612
+1.65000,89.14526,0.84425,16.15509,-8.41153

Verification/Sprinklers_and_Sprays/flat_fire.py

@@ -1,6 +1,7 @@
 
 # This script just computes the exact solution of the flat_fire case.
 
+import pandas as pd
 import numpy as np
 
 V_0 = 400
@@ -28,6 +29,7 @@
     - g * tvec / 2 \
     - g / (2 * K * V_0)
 
-mat = np.column_stack((tvec, xexact, yexact, uexact, vexact))
-np.savetxt('flat_fire.csv', mat, delimiter=',', fmt=['%.2f', '%.5f', '%.5f', '%.5f', '%.5f'])
+df = pd.DataFrame(np.column_stack((tvec, xexact, yexact, uexact, vexact)), columns=['Time', 'x', 'z', 'u', 'w'])
+
+df.to_csv('flat_fire.csv', float_format='%.5f', index=False)