Simulation Stats

Test Case Name
eveningTest
Number of Points [ – ]
10
Machine Type
hydroTurbine
Rotation Speed [ rad/s ]
-19.6350
Number of Components [ – ]
(topology)
3
Mesh Size [ cells ]
(details)
spiral : 208742
wheel : 204363
drafttube : 67996
Total : 481101
Average y+ at walls [ – ]
(details)
15144.9
Wall-clock time [ hh:mm:ss ]
01:59:59
Parallel Processors [ – ]
6
Fluid Name
water
Compressibility
incompressible

Head

1:inflow-inlet — 3:outflow-outlet
Point Nr.
Flow Rate [ m3/s ]
Head [ m ]
1
105.000
50.7282
2
100.000
43.9612
3
95.0000
37.7464
4
90.0000
31.9703
5
85.0000
26.3478
6
80.0000
20.8728
7
77.5000
18.2670
8
75.0000
15.9118
9
72.5000
13.7537
10
70.0000
11.7500

Efficiency

1:inflow-inlet — 3:outflow-outlet
Point Nr.
Flow Rate [ m3/s ]
Efficiency [ – ]
1
105.000
0.850343
2
100.000
0.873766
3
95.0000
0.891765
4
90.0000
0.902441
5
85.0000
0.909963
6
80.0000
0.911927
7
77.5000
0.905512
8
75.0000
0.881599
9
72.5000
0.835341
10
70.0000
0.758651

Torque

Point Nr.
Torque [ N.m ]
1
2.25480 × 106
2
1.91223 × 106
3
1.59197 × 106
4
1.29272 × 106
5
1.01450 × 106
6
758186.
7
638292.
8
523866.
9
414768.
10
310728.

Axial Force

Point Nr.
Axial Force [ N ]
1
-3.41413 × 106
2
-2.94419 × 106
3
-2.50315 × 106
4
-2.08621 × 106
5
-1.69035 × 106
6
-1.31496 × 106
7
-1.13528 × 106
8
-961400.
9
-793447.
10
-631614.

Total Pressure Difference

1:inflow-inlet — 3:outflow-outlet
Point Nr.
Flow Rate [ m3/s ]
Total Pressure Difference [ Pa ]
1
105.000
-495653.
2
100.000
-429534.
3
95.0000
-368811.
4
90.0000
-312374.
5
85.0000
-257438.
6
80.0000
-203943.
7
77.5000
-178483.
8
75.0000
-155470.
9
72.5000
-134384.
10
70.0000
-114806.

Total Pressure per Interfaces

Point Nr.
Interface Name
Flow Rate [ m3/s ]
Total Pressure [ Pa ]
1
spiral-in
105.000
604090.
1
spiral-to-wheel
105.000
593061.
1
wheel-from-spiral
104.927
593066.
1
wheel-to-drafttube
105.078
139495.
1
drafttube-from-wheel
105.078
139298.
1
drafttube-out
105.086
108437.
2
spiral-in
100.000
534957.
2
spiral-to-wheel
100.000
524943.
2
wheel-from-spiral
99.9291
524947.
2
wheel-to-drafttube
100.080
125910.
2
drafttube-from-wheel
100.080
125455.
2
drafttube-out
100.082
105423.
3
spiral-in
95.0000
474036.
3
spiral-to-wheel
95.0000
464994.
3
wheel-from-spiral
94.9317
464997.
3
wheel-to-drafttube
95.0821
118767.
3
drafttube-from-wheel
95.0821
118198.
3
drafttube-out
95.0820
105224.
4
spiral-in
90.0000
416757.
4
spiral-to-wheel
90.0000
408636.
4
wheel-from-spiral
89.9344
408639.
4
wheel-to-drafttube
90.0849
113789.
4
drafttube-from-wheel
90.0849
113438.
4
drafttube-out
90.0833
104382.
5
spiral-in
85.0000
361770.
5
spiral-to-wheel
85.0000
354519.
5
wheel-from-spiral
84.9371
354522.
5
wheel-to-drafttube
85.0875
110059.
5
drafttube-from-wheel
85.0875
109789.
5
drafttube-out
85.0667
104331.
6
spiral-in
80.0000
307825.
6
spiral-to-wheel
80.0000
301398.
6
wheel-from-spiral
79.9402
301401.
6
wheel-to-drafttube
80.0907
106574.
6
drafttube-from-wheel
80.0907
106378.
6
drafttube-out
80.0914
103882.
7
spiral-in
77.5000
282009.
7
spiral-to-wheel
77.5000
275978.
7
wheel-from-spiral
77.4418
275980.
7
wheel-to-drafttube
77.5923
105666.
7
drafttube-from-wheel
77.5923
105484.
7
drafttube-out
77.5924
103526.
8
spiral-in
75.0000
259984.
8
spiral-to-wheel
75.0000
254335.
8
wheel-from-spiral
74.9437
254337.
8
wheel-to-drafttube
75.0942
108292.
8
drafttube-from-wheel
75.0942
108106.
8
drafttube-out
75.0936
104514.
9
spiral-in
72.5000
240641.
9
spiral-to-wheel
72.5000
235362.
9
wheel-from-spiral
72.4459
235364.
9
wheel-to-drafttube
72.5964
113313.
9
drafttube-from-wheel
72.5964
113106.
9
drafttube-out
72.5958
106257.
10
spiral-in
70.0000
223054.
10
spiral-to-wheel
70.0000
218134.
10
wheel-from-spiral
69.9484
218135.
10
wheel-to-drafttube
70.0989
119811.
10
drafttube-from-wheel
70.0989
119617.
10
drafttube-out
70.0990
108248.

Velocity Magnitude per Interfaces

Point Nr.
Interface Name
Flow Rate [ m3/s ]
Velocity Magnitude [ m/s ]
1
spiral-in
105.000
1.12273
1
spiral-to-wheel
105.000
16.7559
1
wheel-from-spiral
104.927
16.7578
1
wheel-to-drafttube
105.078
12.4555
1
drafttube-from-wheel
105.078
12.4272
1
drafttube-out
105.086
3.37412
2
spiral-in
100.000
1.06926
2
spiral-to-wheel
100.000
15.9344
2
wheel-from-spiral
99.9291
15.9362
2
wheel-to-drafttube
100.080
11.2311
2
drafttube-from-wheel
100.080
11.1907
2
drafttube-out
100.082
2.60912
3
spiral-in
95.0000
1.01580
3
spiral-to-wheel
95.0000
15.1134
3
wheel-from-spiral
94.9317
15.1152
3
wheel-to-drafttube
95.0821
10.1228
3
drafttube-from-wheel
95.0821
10.0747
3
drafttube-out
95.0820
2.58953
4
spiral-in
90.0000
0.962337
4
spiral-to-wheel
90.0000
14.2938
4
wheel-from-spiral
89.9344
14.2955
4
wheel-to-drafttube
90.0849
9.15238
4
drafttube-from-wheel
90.0849
9.11654
4
drafttube-out
90.0833
2.30592
5
spiral-in
85.0000
0.908874
5
spiral-to-wheel
85.0000
13.4777
5
wheel-from-spiral
84.9371
13.4793
5
wheel-to-drafttube
85.0875
8.39333
5
drafttube-from-wheel
85.0875
8.36689
5
drafttube-out
85.0667
2.29208
6
spiral-in
80.0000
0.855411
6
spiral-to-wheel
80.0000
12.6688
6
wheel-from-spiral
79.9402
12.6703
6
wheel-to-drafttube
80.0907
7.93051
6
drafttube-from-wheel
80.0907
7.90845
6
drafttube-out
80.0914
2.12705
7
spiral-in
77.5000
0.828679
7
spiral-to-wheel
77.5000
12.2685
7
wheel-from-spiral
77.4418
12.2700
7
wheel-to-drafttube
77.5923
7.83428
7
drafttube-from-wheel
77.5923
7.81295
7
drafttube-out
77.5924
1.92882
8
spiral-in
75.0000
0.801948
8
spiral-to-wheel
75.0000
11.8715
8
wheel-from-spiral
74.9437
11.8729
8
wheel-to-drafttube
75.0942
7.83609
8
drafttube-from-wheel
75.0942
7.81385
8
drafttube-out
75.0936
2.28002
9
spiral-in
72.5000
0.775216
9
spiral-to-wheel
72.5000
11.4786
9
wheel-from-spiral
72.4459
11.4800
9
wheel-to-drafttube
72.5964
7.93964
9
drafttube-from-wheel
72.5964
7.91411
9
drafttube-out
72.5958
2.81754
10
spiral-in
70.0000
0.748484
10
spiral-to-wheel
70.0000
11.0902
10
wheel-from-spiral
69.9484
11.0915
10
wheel-to-drafttube
70.0989
8.13375
10
drafttube-from-wheel
70.0989
8.11095
10
drafttube-out
70.0990
3.38174

Circumferential and Meridional Angle

Point Nr.
Interface Name
Flow Rate [ m3/s ]
Circumferential Angle [ deg ]
Meridional Angle [ deg ]
1
spiral-in
105.000
-93.1605
-67.4651
1
spiral-to-wheel
105.000
136.178
-9.97476
1
wheel-from-spiral
104.927
135.389*
-9.98259*
1
wheel-to-drafttube
105.078
160.632*
3.34137*
1
drafttube-from-wheel
105.078
61.7385
3.44183
1
drafttube-out
105.086
87.0484
101.307
2
spiral-in
100.000
-93.1605
-67.4651
2
spiral-to-wheel
100.000
136.184
-9.82285
2
wheel-from-spiral
99.9291
138.006*
-9.83032*
2
wheel-to-drafttube
100.080
160.726*
2.04004*
2
drafttube-from-wheel
100.080
66.3400
2.07848
2
drafttube-out
100.082
87.9537
100.574
3
spiral-in
95.0000
-93.1605
-67.4651
3
spiral-to-wheel
95.0000
136.190
-9.66137
3
wheel-from-spiral
94.9317
140.657*
-9.66845*
3
wheel-to-drafttube
95.0821
160.752*
0.970429*
3
drafttube-from-wheel
95.0821
72.2027
0.939525
3
drafttube-out
95.0820
87.8993
101.177
4
spiral-in
90.0000
-93.1605
-67.4651
4
spiral-to-wheel
90.0000
136.191
-9.48373
4
wheel-from-spiral
89.9344
143.334*
-9.49040*
4
wheel-to-drafttube
90.0849
160.740*
-0.0394247*
4
drafttube-from-wheel
90.0849
79.5451
-0.0360913
4
drafttube-out
90.0833
89.2774
101.407
5
spiral-in
85.0000
-93.1605
-67.4651
5
spiral-to-wheel
85.0000
136.191
-9.31442
5
wheel-from-spiral
84.9371
146.016*
-9.32052*
5
wheel-to-drafttube
85.0875
160.635*
-0.303240*
5
drafttube-from-wheel
85.0875
88.5518
-0.286793
5
drafttube-out
85.0667
91.0754
101.510
6
spiral-in
80.0000
-93.1605
-67.4651
6
spiral-to-wheel
80.0000
136.197
-9.20779
6
wheel-from-spiral
79.9402
148.670*
-9.21351*
6
wheel-to-drafttube
80.0907
160.458*
-0.112784*
6
drafttube-from-wheel
80.0907
99.2335
-0.0969781
6
drafttube-out
80.0914
92.9069
102.607
7
spiral-in
77.5000
-93.1605
-67.4651
7
spiral-to-wheel
77.5000
136.205
-9.19706
7
wheel-from-spiral
77.4418
149.974*
-9.20254*
7
wheel-to-drafttube
77.5923
160.333*
0.165787*
7
drafttube-from-wheel
77.5923
105.083
0.181921
7
drafttube-out
77.5924
92.8118
100.313
8
spiral-in
75.0000
-93.1605
-67.4651
8
spiral-to-wheel
75.0000
136.218
-9.22687
8
wheel-from-spiral
74.9437
151.256*
-9.23210*
8
wheel-to-drafttube
75.0942
160.156*
0.579914*
8
drafttube-from-wheel
75.0942
111.035
0.590469
8
drafttube-out
75.0936
92.4356
100.398
9
spiral-in
72.5000
-93.1605
-67.4651
9
spiral-to-wheel
72.5000
136.236
-9.31010
9
wheel-from-spiral
72.4459
152.512*
-9.31511*
9
wheel-to-drafttube
72.5964
159.999*
1.44285*
9
drafttube-from-wheel
72.5964
116.773
1.39580
9
drafttube-out
72.5958
94.2485
100.363
10
spiral-in
70.0000
-93.1605
-67.4651
10
spiral-to-wheel
70.0000
136.261
-9.45903
10
wheel-from-spiral
69.9484
153.735*
-9.46370*
10
wheel-to-drafttube
70.0989
160.023*
2.78056*
10
drafttube-from-wheel
70.0989
122.007
2.75476
10
drafttube-out
70.0990
97.2565
100.769
(*) Calculated from the relative velocity.

Cavitation Risk

Point Nr.
Flow Rate [ m3/s ]
Cavitating Volume [ m3 ]
Cavitating Volume [ % ]
1
105.000
1.69630
0.0643009
2
100.000
0.650441
0.0246560
3
95.0000
0.235335
0.00892075
4
90.0000
0.0531836
0.00201601
5
85.0000
0.00656844
2.48988 × 10-4
6
80.0000
0.00173427
6.57401 × 10-5
7
77.5000
0.00148831
5.64168 × 10-5
8
75.0000
0.00168634
6.39236 × 10-5
9
72.5000
0.00234589
8.89248 × 10-5
10
70.0000
0.00360264
1.36564 × 10-4

Cavitation Index

Point Nr.
Flow Rate [ m3/s ]
Cavitating Volume [ – ]
1
105.000
480.682
2
100.000
469.252
3
95.0000
460.728
4
90.0000
451.562
5
85.0000
438.361
6
80.0000
421.690
7
77.5000
411.816
8
75.0000
405.376
9
72.5000
401.536
10
70.0000
399.243

Net Positive Suction Head

Point Nr.
Flow Rate [ m3/s ]
NPSH [ m ]
1
105.000
61.8284
2
100.000
54.7481
3
95.0000
48.5136
4
90.0000
42.6760
5
85.0000
36.9543
6
80.0000
31.4912
7
77.5000
28.8625
8
75.0000
26.6082
9
72.5000
24.6287
10
70.0000
22.8285

Blade to Blade View

Setup #1

Setup #2

Setup #3

Meridional Average

Setup #1