Simulation Stats

Test Case Name
eveningTest
Number of Points [ – ]
8
Machine Type
hydroTurbine
Rotation Speed [ RPM ]
600.000
Number of Components [ – ]
(topology)
3
Mesh Size [ cells ]
(details)
spiral : 231664
wheel : 234249
drafttube : 33915
Total : 499828
Average y+ at walls [ – ]
(details)
5101.27
Wall-clock time [ hh:mm:ss ]
00:46:49
Parallel Processors [ – ]
6
Fluid Name
water
Compressibility
incompressible

Head

1:inflow — 3:outflow
Point Nr.
Flow Rate [ m3/s ]
Head [ m ]
1
9.00000
82.5197
2
8.00000
64.8213
3
7.50000
56.4819
4
7.00000
48.8914
5
6.50000
41.9908
6
6.20000
38.1382
7
5.90000
34.8553
8
5.60000
31.6619

Efficiency

1:inflow — 3:outflow
Point Nr.
Flow Rate [ m3/s ]
Efficiency [ – ]
1
9.00000
0.833861
2
8.00000
0.876108
3
7.50000
0.898022
4
7.00000
0.911370
5
6.50000
0.913341
6
6.20000
0.907073
7
5.90000
0.884232
8
5.60000
0.855172

Torque

Point Nr.
Torque [ N.m ]
1
96304.2
2
70651.0
3
59157.9
4
48503.8
5
38764.7
6
33353.7
7
28277.0
8
23579.0

Axial Force

Point Nr.
Axial Force [ N ]
1
-119695.
2
-107506.
3
-101545.
4
-96982.4
5
-94720.1
6
-96069.3
7
-98422.0
8
-99470.8

Total Pressure Difference

1:inflow — 3:outflow
Point Nr.
Flow Rate [ m3/s ]
Total Pressure Difference [ Pa ]
1
9.00000
-806280.
2
8.00000
-633353.
3
7.50000
-551871.
4
7.00000
-477707.
5
6.50000
-410282.
6
6.20000
-372640.
7
5.90000
-340563.
8
5.60000
-309361.

Total Pressure per Interfaces

Point Nr.
Interface Name
Flow Rate [ m3/s ]
Total Pressure [ Pa ]
1
spiral-in
9.00000
919440.
1
spiral-to-wheel
9.00000
895868.
1
wheel-from-spiral
9.00001
892706.
1
wheel-to-drafttube
9.00004
144060.
1
drafttube-from-wheel
9.00004
140924.
1
drafttube-out
9.00016
113160.
2
spiral-in
8.00000
741113.
2
spiral-to-wheel
7.99999
722268.
2
wheel-from-spiral
8.00000
719718.
2
wheel-to-drafttube
8.00005
121795.
2
drafttube-from-wheel
8.00005
119902.
2
drafttube-out
8.00017
107760.
3
spiral-in
7.50000
658723.
3
spiral-to-wheel
7.49996
642221.
3
wheel-from-spiral
7.49997
639952.
3
wheel-to-drafttube
7.49998
113258.
3
drafttube-from-wheel
7.49998
111703.
3
drafttube-out
7.50025
106852.
4
spiral-in
7.00000
582814.
4
spiral-to-wheel
6.99996
568473.
4
wheel-from-spiral
6.99997
566464.
4
wheel-to-drafttube
6.99998
108961.
4
drafttube-from-wheel
6.99998
107718.
4
drafttube-out
7.00008
105107.
5
spiral-in
6.50000
515101.
5
spiral-to-wheel
6.49999
502680.
5
wheel-from-spiral
6.50001
501020.
5
wheel-to-drafttube
6.50001
109629.
5
drafttube-from-wheel
6.50001
108678.
5
drafttube-out
6.49963
104819.
6
spiral-in
6.20000
480577.
6
spiral-to-wheel
6.20000
469276.
6
wheel-from-spiral
6.20001
467720.
6
wheel-to-drafttube
6.20002
115080.
6
drafttube-from-wheel
6.20002
114200.
6
drafttube-out
6.20004
107938.
7
spiral-in
5.90000
449244.
7
spiral-to-wheel
5.89998
439008.
7
wheel-from-spiral
5.89999
437551.
7
wheel-to-drafttube
5.89999
122789.
7
drafttube-from-wheel
5.89999
121883.
7
drafttube-out
5.90002
108681.
8
spiral-in
5.60000
418144.
8
spiral-to-wheel
5.60000
408914.
8
wheel-from-spiral
5.60001
407632.
8
wheel-to-drafttube
5.60002
129228.
8
drafttube-from-wheel
5.60001
128428.
8
drafttube-out
5.60014
108783.

Velocity Magnitude per Interfaces

Point Nr.
Interface Name
Flow Rate [ m3/s ]
Velocity Magnitude [ m/s ]
1
spiral-in
9.00000
8.27177
1
spiral-to-wheel
9.00000
21.3872
1
wheel-from-spiral
9.00001
21.2553
1
wheel-to-drafttube
9.00004
14.0360
1
drafttube-from-wheel
9.00004
13.8567
1
drafttube-out
9.00016
4.47450
2
spiral-in
8.00000
7.35268
2
spiral-to-wheel
7.99999
19.0198
2
wheel-from-spiral
8.00000
18.9013
2
wheel-to-drafttube
8.00005
11.5823
2
drafttube-from-wheel
8.00005
11.4525
2
drafttube-out
8.00017
3.34733
3
spiral-in
7.50000
6.89314
3
spiral-to-wheel
7.49996
17.8378
3
wheel-from-spiral
7.49997
17.7261
3
wheel-to-drafttube
7.49998
10.5330
3
drafttube-from-wheel
7.49998
10.4234
3
drafttube-out
7.50025
3.12951
4
spiral-in
7.00000
6.43360
4
spiral-to-wheel
6.99996
16.6511
4
wheel-from-spiral
6.99997
16.5463
4
wheel-to-drafttube
6.99998
9.71365
4
drafttube-from-wheel
6.99998
9.62247
4
drafttube-out
7.00008
2.64460
5
spiral-in
6.50000
5.97406
5
spiral-to-wheel
6.49999
15.4688
5
wheel-from-spiral
6.50001
15.3708
5
wheel-to-drafttube
6.50001
9.14302
5
drafttube-from-wheel
6.50001
9.06714
5
drafttube-out
6.49963
2.53515
6
spiral-in
6.20000
5.69833
6
spiral-to-wheel
6.20000
14.7572
6
wheel-from-spiral
6.20001
14.6634
6
wheel-to-drafttube
6.20002
8.96602
6
drafttube-from-wheel
6.20002
8.89827
6
drafttube-out
6.20004
3.31577
7
spiral-in
5.90000
5.42260
7
spiral-to-wheel
5.89998
14.0460
7
wheel-from-spiral
5.89999
13.9564
7
wheel-to-drafttube
5.89999
8.98658
7
drafttube-from-wheel
5.89999
8.91857
7
drafttube-out
5.90002
3.54180
8
spiral-in
5.60000
5.14688
8
spiral-to-wheel
5.60000
13.3344
8
wheel-from-spiral
5.60001
13.2491
8
wheel-to-drafttube
5.60002
9.28702
8
drafttube-from-wheel
5.60001
9.22610
8
drafttube-out
5.60014
3.57517

Circumferential and Meridional Angle

Point Nr.
Interface Name
Flow Rate [ m3/s ]
Circumferential Angle [ deg ]
Meridional Angle [ deg ]
1
spiral-in
9.00000
-50.5965
-90.0002
1
spiral-to-wheel
9.00000
-27.3751
-75.2755
1
wheel-from-spiral
9.00001
-143.021*
-75.2511*
1
wheel-to-drafttube
9.00004
153.720*
5.81417*
1
drafttube-from-wheel
9.00004
111.774
5.65610
1
drafttube-out
9.00016
92.5657
98.1718
2
spiral-in
8.00000
-50.5965
-90.0002
2
spiral-to-wheel
7.99999
-27.3998
-75.0383
2
wheel-from-spiral
8.00000
-149.957*
-75.0115*
2
wheel-to-drafttube
8.00005
154.132*
3.44596*
2
drafttube-from-wheel
8.00005
102.924
3.69504
2
drafttube-out
8.00017
90.7482
99.2438
3
spiral-in
7.50000
-50.5965
-90.0002
3
spiral-to-wheel
7.49996
-27.4067
-74.9423
3
wheel-from-spiral
7.49997
-153.083*
-74.9140*
3
wheel-to-drafttube
7.49998
154.227*
3.15735*
3
drafttube-from-wheel
7.49998
96.4864
3.37426
3
drafttube-out
7.50025
91.7128
98.5949
4
spiral-in
7.00000
-50.5965
-90.0002
4
spiral-to-wheel
6.99996
-27.4189
-74.8486
4
wheel-from-spiral
6.99997
-155.993*
-74.8194*
4
wheel-to-drafttube
6.99998
154.181*
3.21755*
4
drafttube-from-wheel
6.99998
88.5873
3.43242
4
drafttube-out
7.00008
91.7246
98.5740
5
spiral-in
6.50000
-50.5965
-90.0002
5
spiral-to-wheel
6.49999
-27.4220
-74.7728
5
wheel-from-spiral
6.50001
-158.688*
-74.7420*
5
wheel-to-drafttube
6.50001
154.002*
3.50079*
5
drafttube-from-wheel
6.50001
79.3602
3.70120
5
drafttube-out
6.49963
88.7840
98.8024
6
spiral-in
6.20000
-50.5965
-90.0002
6
spiral-to-wheel
6.20000
-27.4248
-74.7562
6
wheel-from-spiral
6.20001
-160.211*
-74.7245*
6
wheel-to-drafttube
6.20002
153.861*
4.06857*
6
drafttube-from-wheel
6.20002
73.1512
4.24878
6
drafttube-out
6.20004
86.0048
99.7793
7
spiral-in
5.90000
-50.5965
-90.0002
7
spiral-to-wheel
5.89998
-27.4292
-74.7068
7
wheel-from-spiral
5.89999
-161.662*
-74.6742*
7
wheel-to-drafttube
5.89999
154.090*
5.77600*
7
drafttube-from-wheel
5.89999
66.9506
5.96776
7
drafttube-out
5.90002
84.9378
99.8214
8
spiral-in
5.60000
-50.5965
-90.0002
8
spiral-to-wheel
5.60000
-27.4343
-74.6523
8
wheel-from-spiral
5.60001
-163.047*
-74.6188*
8
wheel-to-drafttube
5.60002
154.614*
8.86212*
8
drafttube-from-wheel
5.60001
61.9521
9.24890
8
drafttube-out
5.60014
83.2357
98.2170
(*) Calculated from the relative velocity.

Cavitation Risk

Point Nr.
Flow Rate [ m3/s ]
Cavitating Volume [ m3 ]
Cavitating Volume [ % ]
1
9.00000
0.0186693
0.0929647
2
8.00000
0.00459477
0.0228799
3
7.50000
4.05725 × 10-4
0.00202033
4
7.00000
6.62369 × 10-5
3.29829 × 10-4
5
6.50000
3.57200 × 10-5
1.77869 × 10-4
6
6.20000
2.11998 × 10-5
1.05565 × 10-4
7
5.90000
1.26968 × 10-5
6.32244 × 10-5
8
5.60000
8.49194 × 10-6
4.22860 × 10-5

Cavitation Index

Point Nr.
Flow Rate [ m3/s ]
Cavitating Volume [ – ]
1
9.00000
12.9857
2
8.00000
13.2612
3
7.50000
13.4096
4
7.00000
13.6324
5
6.50000
14.0012
6
6.20000
14.3634
7
5.90000
14.8179
8
5.60000
15.3196

Net Positive Suction Head

Point Nr.
Flow Rate [ m3/s ]
NPSH [ m ]
1
9.00000
94.0591
2
8.00000
75.8368
3
7.50000
67.3723
4
7.00000
59.6286
5
6.50000
52.7562
6
6.20000
49.1976
7
5.90000
45.9140
8
5.60000
42.7182

Blade to Blade View

Setup #1

Setup #2

Setup #3

Meridional Average

Setup #1