Simulation Stats

Test Case Name
hydroTurbine-eveningTest
Number of Points [ – ]
8
Machine Type
hydroTurbine
Rotation Speed [ RPM ]
600
Number of Components [ – ]
(topology)
3
Mesh Size [ cells ]
(details)
spiral : 231664
wheel : 234249
drafttube : 33915
Total : 499828
Average y+ at walls [ – ]
(details)
5037.05
Wall-clock time [ hh:mm:ss ]
00:49:06
Parallel Processors [ – ]
6
Fluid Name
water
Compressibility
incompressible

Head

1:inflow — 3:outflow
Point Nr.
Flow Rate [ m3/s ]
Head [ m ]
1
9
82.475
2
8
64.8245
3
7.5
56.4828
4
7
48.9104
5
6.5
41.9931
6
6.2
38.1399
7
5.9
34.8282
8
5.6
31.6715

Efficiency

1:inflow — 3:outflow
Point Nr.
Flow Rate [ m3/s ]
Efficiency [ – ]
1
9
0.834528
2
8
0.876092
3
7.5
0.897973
4
7
0.911282
5
6.5
0.913237
6
6.2
0.907034
7
5.9
0.884895
8
5.6
0.854945

Torque

Point Nr.
Flow Rate [ m3/s ]
Torque [ N.m ]
1
9
96327.9
2
8
70652.6
3
7.5
59155.7
4
7
48518.8
5
6.5
38762.2
6
6.2
33353.9
7
5.9
28276.5
8
5.6
23579.5

Axial Force

Point Nr.
Flow Rate [ m3/s ]
Axial Force [ N ]
1
9
-43347.9
2
8
-31250.6
3
7.5
-25519.5
4
7
-20776.2
5
6.5
-18586.8
6
6.2
-20058.9
7
5.9
-22271.1
8
5.6
-23406.7

Total Pressure Difference

1:inflow — 3:outflow
Point Nr.
Flow Rate [ m3/s ]
Total Pressure Difference [ Pa ]
1
9
-805844
2
8
-633384
3
7.5
-551880
4
7
-477892
5
6.5
-410304
6
6.2
-372656
7
5.9
-340298
8
5.6
-309455

Total Pressure per Interfaces

Point Nr.
Interface Name
Flow Rate [ m3/s ]
Total Pressure [ Pa ]
1
spiral-in
9
919064
1
spiral-to-wheel
9.000019999999999
895589
1
wheel-from-spiral
9.000030000000001
892494
1
wheel-to-drafttube
9.000019999999999
143981
1
drafttube-from-wheel
9.000019999999999
140889
1
drafttube-out
8.999919999999999
113220
2
spiral-in
8
740839
2
spiral-to-wheel
8
721995
2
wheel-from-spiral
8.00001
719440
2
wheel-to-drafttube
8.00004
121540
2
drafttube-from-wheel
8.00004
119652
2
drafttube-out
8.00005
107455
3
spiral-in
7.5
658768
3
spiral-to-wheel
7.49995
642282
3
wheel-from-spiral
7.49997
640022
3
wheel-to-drafttube
7.49997
113366
3
drafttube-from-wheel
7.49996
111808
3
drafttube-out
7.50025
106888
4
spiral-in
7
582633
4
spiral-to-wheel
6.99995
568256
4
wheel-from-spiral
6.99997
566284
4
wheel-to-drafttube
6.99997
108510
4
drafttube-from-wheel
6.99997
107303
4
drafttube-out
7.00031
104741
5
spiral-in
6.5
514984
5
spiral-to-wheel
6.49999
502578
5
wheel-from-spiral
6.5
500923
5
wheel-to-drafttube
6.5
109569
5
drafttube-from-wheel
6.5
108611
5
drafttube-out
6.49957
104679
6
spiral-in
6.2
480667
6
spiral-to-wheel
6.2
469360
6
wheel-from-spiral
6.20001
467808
6
wheel-to-drafttube
6.20002
115155
6
drafttube-from-wheel
6.20002
114264
6
drafttube-out
6.20009
108011
7
spiral-in
5.9
449104
7
spiral-to-wheel
5.89999
438868
7
wheel-from-spiral
5.9
437437
7
wheel-to-drafttube
5.9
122680
7
drafttube-from-wheel
5.9
121835
7
drafttube-out
5.90015
108807
8
spiral-in
5.6
418078
8
spiral-to-wheel
5.59999
408848
8
wheel-from-spiral
5.60001
407639
8
wheel-to-drafttube
5.60001
129231
8
drafttube-from-wheel
5.60001
128500
8
drafttube-out
5.59992
108624

Velocity Magnitude per Interfaces

Point Nr.
Interface Name
Flow Rate [ m3/s ]
Velocity Magnitude [ m/s ]
1
spiral-in
9
8.27177
1
spiral-to-wheel
9.000019999999999
21.3897
1
wheel-from-spiral
9.000030000000001
21.2578
1
wheel-to-drafttube
9.000019999999999
14.0358
1
drafttube-from-wheel
9.000019999999999
13.8555
1
drafttube-out
8.999919999999999
4.49462
2
spiral-in
8
7.35268
2
spiral-to-wheel
8
19.0198
2
wheel-from-spiral
8.00001
18.9013
2
wheel-to-drafttube
8.00004
11.5833
2
drafttube-from-wheel
8.00004
11.4539
2
drafttube-out
8.00005
3.26841
3
spiral-in
7.5
6.89314
3
spiral-to-wheel
7.49995
17.8378
3
wheel-from-spiral
7.49997
17.7261
3
wheel-to-drafttube
7.49997
10.5354
3
drafttube-from-wheel
7.49996
10.4253
3
drafttube-out
7.50025
3.14233
4
spiral-in
7
6.4336
4
spiral-to-wheel
6.99995
16.6539
4
wheel-from-spiral
6.99997
16.549
4
wheel-to-drafttube
6.99997
9.70215
4
drafttube-from-wheel
6.99997
9.61272
4
drafttube-out
7.00031
2.5244
5
spiral-in
6.5
5.97406
5
spiral-to-wheel
6.49999
15.4688
5
wheel-from-spiral
6.5
15.3709
5
wheel-to-drafttube
6.5
9.14449
5
drafttube-from-wheel
6.5
9.068
5
drafttube-out
6.49957
2.49115
6
spiral-in
6.2
5.69833
6
spiral-to-wheel
6.2
14.7573
6
wheel-from-spiral
6.20001
14.6634
6
wheel-to-drafttube
6.20002
8.96628
6
drafttube-from-wheel
6.20002
8.89849
6
drafttube-out
6.20009
3.33868
7
spiral-in
5.9
5.4226
7
spiral-to-wheel
5.89999
14.046
7
wheel-from-spiral
5.9
13.9564
7
wheel-to-drafttube
5.9
8.98588
7
drafttube-from-wheel
5.9
8.91787
7
drafttube-out
5.90015
3.5737
8
spiral-in
5.6
5.14688
8
spiral-to-wheel
5.59999
13.3344
8
wheel-from-spiral
5.60001
13.249
8
wheel-to-drafttube
5.60001
9.28719
8
drafttube-from-wheel
5.60001
9.22631
8
drafttube-out
5.59992
3.55239

Circumferential and Meridional Angle

Point Nr.
Interface Name
Flow Rate [ m3/s ]
Circumferential Angle [ deg ]
Meridional Angle [ deg ]
1
spiral-in
9
-50.5965
-90.0002
1
spiral-to-wheel
9.000019999999999
-27.3717
-75.2715
1
wheel-from-spiral
9.000030000000001
-143.015*
-75.2468*
1
wheel-to-drafttube
9.000019999999999
153.765*
5.60537*
1
drafttube-from-wheel
9.000019999999999
111.919
5.45621
1
drafttube-out
8.999919999999999
92.5279
99.1595
2
spiral-in
8
-50.5965
-90.0002
2
spiral-to-wheel
8
-27.3997
-75.0401
2
wheel-from-spiral
8.00001
-149.957*
-75.0132*
2
wheel-to-drafttube
8.00004
154.128*
3.44847*
2
drafttube-from-wheel
8.00004
102.924
3.69975
2
drafttube-out
8.00005
91.1928
99.4099
3
spiral-in
7.5
-50.5965
-90.0002
3
spiral-to-wheel
7.49995
-27.4067
-74.941
3
wheel-from-spiral
7.49997
-153.082*
-74.9128*
3
wheel-to-drafttube
7.49997
154.226*
3.18228*
3
drafttube-from-wheel
7.49996
96.4611
3.40108
3
drafttube-out
7.50025
91.4113
98.3522
4
spiral-in
7
-50.5965
-90.0002
4
spiral-to-wheel
6.99995
-27.4145
-74.8527
4
wheel-from-spiral
6.99997
-155.99*
-74.8232*
4
wheel-to-drafttube
6.99997
154.166*
3.11092*
4
drafttube-from-wheel
6.99997
88.6635
3.32056
4
drafttube-out
7.00031
89.7249
99.2663
5
spiral-in
6.5
-50.5965
-90.0002
5
spiral-to-wheel
6.49999
-27.4219
-74.77
5
wheel-from-spiral
6.5
-158.688*
-74.7392*
5
wheel-to-drafttube
6.5
154.003*
3.51054*
5
drafttube-from-wheel
6.5
79.3522
3.7139
5
drafttube-out
6.49957
88.949
98.8226
6
spiral-in
6.2
-50.5965
-90.0002
6
spiral-to-wheel
6.2
-27.4249
-74.7537
6
wheel-from-spiral
6.20001
-160.211*
-74.7219*
6
wheel-to-drafttube
6.20002
153.86*
4.06858*
6
drafttube-from-wheel
6.20002
73.1489
4.24882
6
drafttube-out
6.20009
85.7334
99.4963
7
spiral-in
5.9
-50.5965
-90.0002
7
spiral-to-wheel
5.89999
-27.4293
-74.7068
7
wheel-from-spiral
5.9
-161.662*
-74.6742*
7
wheel-to-drafttube
5.9
154.09*
5.7712*
7
drafttube-from-wheel
5.9
66.9518
5.96234
7
drafttube-out
5.90015
85.1486
100.332
8
spiral-in
5.6
-50.5965
-90.0002
8
spiral-to-wheel
5.59999
-27.4344
-74.6523
8
wheel-from-spiral
5.60001
-163.047*
-74.6187*
8
wheel-to-drafttube
5.60001
154.614*
8.86378*
8
drafttube-from-wheel
5.60001
61.9522
9.2508
8
drafttube-out
5.59992
85.715
98.9976
(*) Calculated from the relative velocity.

Cavitation Risk

Point Nr.
Flow Rate [ m3/s ]
Cavitating Volume [ m3 ]
Cavitating Volume [ % ]
1
9
0.0186099
0.0926687
2
8
0.00504554
0.0251245
3
7.5
0.000405031
0.00201687
4
7
6.6583e-05
0.000331553
5
6.5
3.60634e-05
0.000179579
6
6.2
2.13332e-05
0.00010623
7
5.9
1.23361e-05
6.14281e-05
8
5.6
8.42892e-06
4.19722e-05

Cavitation Index

Point Nr.
Flow Rate [ m3/s ]
Cavitation Index [ – ]
1
9
12.9941
2
8
13.2563
3
7.5
13.4144
4
7
13.6307
5
6.5
13.9994
6
6.2
14.3623
7
5.9
14.8322
8
5.6
15.356

Net Positive Suction Head

Point Nr.
Flow Rate [ m3/s ]
NPSH [ m ]
1
9
94.1175
2
8
75.8096
3
7.5
67.3955
4
7
59.6216
5
6.5
52.7497
6
6.2
49.194
7
5.9
45.9571
8
5.6
42.8167

Blade to Blade View

Setup #1

Setup #2

Setup #3

Meridional Average

Setup #1