The World's first ever magazine dedicated to the urban sport/art/discipline of Parkour and Freerunning. Powered by www.urbanfreeflow.com the magazine was established on 10th of Feb 2010 and …Full description
RESULTS Height of channel = 4.28" Width of channel = 4.125" Volume of water in tank = 300 litres Conversion from inches to metres used = 0.254 Acceleration due to gravity = 9.81m2/s
Trial
Volume of water (m3)
Time (s)
Q (m3/s)
q(m2/s)
1
0.3
32.41
0.0093
0.0883
2
0.3
34.77
0.0086
0.0823
3
0.3
37.87
0.0079
0.0756
4
0.3
43.17
0.0069
0.0663
Table 1: Table showing the results obtained for Q and q from the four level of the jump tried.
Trial
Length of Depth, D (m) Jump (m) Location
1
0.95
Upstream Depth Critical Depth
2
0.98
Downstream depth Upstream depth Critical depth
3
1.03
Downstream depth Upstream depth Critical depth
4
0.84
Downstream depth Upstream depth Critical depth
Area Specific (m ) discharge , q (m2/s)
Specific Energy (m)
Theoretica Empirica Momentu l Energy l Energy m Loss (m) Loss (m)
Down stream depth Table 2: Table of results showing the computed values of Froude's Number, Momentum, Specific energy and Energy Loss for the four trials of the hydraulic jump.
Specific Energy Curves 0.18 0.16 0.14 0.12 0.10 Depth, y/m
0.08 0.06 0.04 0.02 0.00 0.10
0.12
0.14
0.16
0.18
0.20
Specific Energy, E/m Specific Energy Trial 1
Specific Energy Trial 2
Specific Energy Trial 3
Specific Energy Trial 4
Figure 1: Graph showing the Specific energy curves obtained for the four trial test