Francis-Hydro-Turbine CFD Simulation Resuls

Simulation Stats

Test Case Name

Francis-Hydro-Turbine

Number of Points [ – ]

10

Machine Type

hydroTurbine

Rotation Speed [ RPM ]

600.000

Number of Components [ – ]

(topology)

3

Mesh Size [ cells ]

(details)

spiral : 308282

runner : 594476

drafttube : 51007

Total : 953765

Mesh details [ mm ]:

Component	Property	Min	Max	Avg
1	cellOpenness	N/A	5.47156 × 10^-16	N/A
1	cellVolume	49.7722	2.21476 × 10⁶	N/A
1	faceArea	1.27954	19825.7	N/A
1	aspectRatio	N/A	6.94532	N/A
1	nonOrthogonality	N/A	62.4668	13.7116
1	skewness	N/A	3.78367	N/A
1	edgeLength	0	147.732	N/A
1	concaveAngle	N/A	79.8441	N/A
1	faceFlatness	0.617990	N/A	0.998758
1	cellDeterminant	0.105186	N/A	20.2697
1	faceInterpolationWeight	0.0783808	N/A	0.440564
1	faceVolumeRatio	0.0147528	0.698015	N/A
1	Warnings:	306 faces with low quality or negative volume decomposition tets 14 points on short edges 3645 faces with concave angles 19 warped faces 25624 concave cells
2	cellOpenness	N/A	3.84261 × 10^-16	N/A
2	cellVolume	1.44788	230437.	N/A
2	faceArea	0.131327	3824.82	N/A
2	aspectRatio	N/A	9.33736	N/A
2	nonOrthogonality	N/A	64.9917	17.0495
2	skewness	N/A	6.34992	N/A
2	edgeLength	0	61.7557	N/A
2	concaveAngle	N/A	79.9407	N/A
2	faceFlatness	0.345759	N/A	0.994120
2	cellDeterminant	0	N/A	30.0504
2	faceInterpolationWeight	0.0428956	N/A	0.418665
2	faceVolumeRatio	0.0100348	0.580935	N/A
2	Warnings:	31 skew faces 947 faces with low quality or negative volume decomposition tets 14 points on short edges 16 near (closer than 1.519764e-06 apart) points 15081 faces with concave angles 161 warped faces 1 under-determined cells 62296 concave cells 1 faces with low interpolation weights
3	cellOpenness	N/A	3.28018 × 10^-16	N/A
3	cellVolume	272.152	2.35544 × 10⁶	N/A
3	faceArea	3.80639	22009.0	N/A
3	aspectRatio	N/A	7.05861	N/A
3	nonOrthogonality	N/A	56.0812	11.5755
3	skewness	N/A	2.94096	N/A
3	edgeLength	N/A	N/A	N/A
3	concaveAngle	N/A	69.1148	N/A
3	faceFlatness	0.763878	N/A	0.997882
3	cellDeterminant	0.0811965	N/A	15.3421
3	faceInterpolationWeight	0.0834042	N/A	0.456063
3	faceVolumeRatio	0.0100019	0.783479	N/A
3	Warnings:	69 faces with low quality or negative volume decomposition tets 752 faces with concave angles 20 warped faces 3096 concave cells

Simulation score [ – ]

details

Average y+ at walls [ – ]

details

y+ details:

Point	Patch	Min	Max	Avg
1	spiral_guide-shroud_wall	359.631	4642.79	1964.25
1	spiral_guide-blade_wall	112.154	5402.59	939.776
1	spiral_guide-hub_wall	572.358	4315.56	1894.70
1	spiral_spiral-dip_wall	243.296	1462.22	802.213
1	spiral_spiral_wall	89.1862	7677.10	1094.75
1	runner_hub-rot-wall_wall	2244.16	4252.28	3252.80
1	runner_hub-rot-wheel_wall	30.8846	5994.78	1148.52
1	runner_blade-rot_wall	68.2638	5276.80	705.242
1	runner_shroud-rot_wall	75.3721	7422.69	1710.64
1	runner_hub-rot-tip_wall	5392.15	8737.52	6601.01
1	drafttube_drafttube_wall	370.369	26184.2	5478.33
2	spiral_guide-shroud_wall	322.544	4148.61	1770.62
2	spiral_guide-blade_wall	106.324	4870.99	848.771
2	spiral_guide-hub_wall	514.780	3884.64	1707.89
2	spiral_spiral-dip_wall	218.900	1315.21	722.846
2	spiral_spiral_wall	81.4820	6927.16	997.028
2	runner_hub-rot-wall_wall	1770.05	3894.36	3166.93
2	runner_hub-rot-wheel_wall	30.5324	4837.46	973.488
2	runner_blade-rot_wall	59.0980	4910.03	603.335
2	runner_shroud-rot_wall	77.5537	6685.69	1558.78
2	runner_hub-rot-tip_wall	2809.93	4318.70	3554.54
2	drafttube_drafttube_wall	360.146	18697.0	4157.25
3	spiral_guide-shroud_wall	308.094	3965.44	1692.86
3	spiral_guide-blade_wall	103.796	4659.03	812.018
3	spiral_guide-hub_wall	491.761	3716.10	1632.50
3	spiral_spiral-dip_wall	209.654	1256.54	691.008
3	spiral_spiral_wall	94.9362	6622.19	955.816
3	runner_hub-rot-wall_wall	1710.14	3766.70	3155.54
3	runner_hub-rot-wheel_wall	27.7662	4355.09	905.471
3	runner_blade-rot_wall	54.7185	4779.35	566.226
3	runner_shroud-rot_wall	81.0868	6446.79	1500.70
3	runner_hub-rot-tip_wall	2324.96	3820.35	3049.98
3	drafttube_drafttube_wall	285.034	12413.9	3242.04
4	spiral_guide-shroud_wall	293.837	3773.61	1614.12
4	spiral_guide-blade_wall	101.201	4441.27	775.239
4	spiral_guide-hub_wall	469.005	3549.21	1556.13
4	spiral_spiral-dip_wall	200.379	1200.29	659.685
4	spiral_spiral_wall	92.3722	6314.72	913.665
4	runner_hub-rot-wall_wall	1889.16	3648.38	3160.42
4	runner_hub-rot-wheel_wall	28.7183	3948.09	840.034
4	runner_blade-rot_wall	49.1105	4660.25	534.393
4	runner_shroud-rot_wall	79.3060	6219.74	1448.19
4	runner_hub-rot-tip_wall	2082.16	3305.31	2648.07
4	drafttube_drafttube_wall	251.321	12088.7	2704.23
5	spiral_guide-shroud_wall	279.128	3582.44	1534.97
5	spiral_guide-blade_wall	98.5445	4229.53	738.260
5	spiral_guide-hub_wall	445.722	3374.64	1479.31
5	spiral_spiral-dip_wall	190.858	1142.07	627.757
5	spiral_spiral_wall	87.7407	6002.28	870.905
5	runner_hub-rot-wall_wall	2239.10	3530.95	3182.78
5	runner_hub-rot-wheel_wall	25.4816	3500.20	779.874
5	runner_blade-rot_wall	48.9953	4539.59	506.035
5	runner_shroud-rot_wall	78.6997	6013.14	1401.23
5	runner_hub-rot-tip_wall	1709.12	2821.29	2225.88
5	drafttube_drafttube_wall	194.432	12124.3	2532.29
6	spiral_guide-shroud_wall	264.342	3404.89	1454.95
6	spiral_guide-blade_wall	95.7299	4036.33	700.909
6	spiral_guide-hub_wall	422.044	3197.97	1401.89
6	spiral_spiral-dip_wall	180.936	1082.60	595.104
6	spiral_spiral_wall	82.9916	5685.83	827.109
6	runner_hub-rot-wall_wall	2389.82	3565.38	3219.37
6	runner_hub-rot-wheel_wall	27.7320	3312.37	725.453
6	runner_blade-rot_wall	46.5555	4441.94	480.058
6	runner_shroud-rot_wall	80.0517	5831.13	1360.13
6	runner_hub-rot-tip_wall	1456.43	2379.81	1847.27
6	drafttube_drafttube_wall	146.794	11670.3	2603.15
7	spiral_guide-shroud_wall	249.595	3222.10	1373.11
7	spiral_guide-blade_wall	92.7975	3815.42	663.263
7	spiral_guide-hub_wall	398.881	3038.50	1322.68
7	spiral_spiral-dip_wall	170.180	1020.08	561.437
7	spiral_spiral_wall	70.8418	5366.77	781.045
7	runner_hub-rot-wall_wall	2363.34	3652.80	3272.07
7	runner_hub-rot-wheel_wall	26.9601	3136.34	674.915
7	runner_blade-rot_wall	41.1148	4346.45	453.099
7	runner_shroud-rot_wall	80.7730	5671.99	1324.30
7	runner_hub-rot-tip_wall	1364.05	1999.66	1565.36
7	drafttube_drafttube_wall	138.859	12149.2	3258.35
8	spiral_guide-shroud_wall	241.980	3130.67	1332.83
8	spiral_guide-blade_wall	91.2575	3694.11	644.036
8	spiral_guide-hub_wall	386.594	2964.65	1283.69
8	spiral_spiral-dip_wall	165.087	988.774	544.240
8	spiral_spiral_wall	68.0191	5204.97	759.353
8	runner_hub-rot-wall_wall	2408.09	3707.50	3302.73
8	runner_hub-rot-wheel_wall	28.0960	3005.26	650.553
8	runner_blade-rot_wall	41.4742	4301.36	441.575
8	runner_shroud-rot_wall	79.0003	5601.65	1307.53
8	runner_hub-rot-tip_wall	1057.19	1842.37	1416.49
8	drafttube_drafttube_wall	134.392	11464.4	3237.72
9	spiral_guide-shroud_wall	234.695	3040.65	1291.66
9	spiral_guide-blade_wall	89.6749	3571.16	624.819
9	spiral_guide-hub_wall	374.908	2883.00	1243.82
9	spiral_spiral-dip_wall	159.729	958.902	527.815
9	spiral_spiral_wall	67.2769	5042.70	735.999
9	runner_hub-rot-wall_wall	2465.60	3773.72	3337.26
9	runner_hub-rot-wheel_wall	28.1687	2954.01	629.715
9	runner_blade-rot_wall	41.2934	4235.38	431.065
9	runner_shroud-rot_wall	75.9697	5531.15	1292.18
9	runner_hub-rot-tip_wall	1154.72	1723.75	1365.52
9	drafttube_drafttube_wall	76.2624	13012.1	3194.40
10	spiral_guide-shroud_wall	226.868	2946.65	1250.75
10	spiral_guide-blade_wall	88.0706	3456.28	605.462
10	spiral_guide-hub_wall	362.434	2795.55	1204.20
10	spiral_spiral-dip_wall	154.692	929.697	511.366
10	spiral_spiral_wall	61.4188	4880.24	712.887
10	runner_hub-rot-wall_wall	2532.69	3841.63	3373.04
10	runner_hub-rot-wheel_wall	25.4625	3020.72	604.325
10	runner_blade-rot_wall	37.8113	4191.67	422.204
10	runner_shroud-rot_wall	71.1757	5486.87	1279.95
10	runner_hub-rot-tip_wall	1894.81	2636.68	2125.10
10	drafttube_drafttube_wall	104.876	12357.1	3351.39

Wall-clock time [ hh:mm:ss ]

00:01:22 (meshing)

00:30:56 (calculation)

Parallel Processors [ – ]

24

Fluid Name

water

Physical Model

incompressible

Numerical order

second

Turbulence model

kOmegaSST

Head

1:inflow — 3:outflow

Point Nr.	Flow Rate [ m³/s ]	Head [ m ]
1	9.00000	82.1845
2	8.00000	65.1355
3	7.60000	58.4996
4	7.20000	52.5796
5	6.80000	46.9244
6	6.40000	41.5397
7	6.00000	36.6316
8	5.80000	34.1619
9	5.60000	31.7277
10	5.40000	29.3701

Efficiency

1:inflow — 3:outflow

Point Nr.	Flow Rate [ m³/s ]	Efficiency [ – ]
1	9.00000	0.847458
2	8.00000	0.885420
3	7.60000	0.903177
4	7.20000	0.912214
5	6.80000	0.917859
6	6.40000	0.918151
7	6.00000	0.905326
8	5.80000	0.897646
9	5.60000	0.886754
10	5.40000	0.873853

Torque

Point Nr.	Torque [ N.m ]
1	97426.5
2	71711.5
3	62412.1
4	53674.8
5	45518.4
6	37933.7
7	30922.0
8	27639.2
9	24483.6
10	21535.7

Axial Force

Point Nr.	Axial Force [ N ]
1	-114287.
2	-106529.
3	-101216.
4	-98380.4
5	-95811.4
6	-93970.6
7	-95246.3
8	-93893.0
9	-92407.6
10	-90764.8

Radial Force

Point Nr.	Radial Force [ N ]
1	2778.96
2	1892.98
3	1834.05
4	1665.06
5	1495.45
6	1515.91
7	1412.41
8	1310.50
9	1283.15
10	1341.64

Force Coefficients

#1: 2:blade-rot

Setup Nr.	Point Nr.	Lift Coeff [ – ]	Drag Coeff [ – ]	Moment Coeff [ – ]
1	1	-511.636	-2.64241	0.244014
1	2	-402.275	-1.75548	0.0664162
1	3	-362.083	-1.66071	0.247646
1	4	-323.650	-1.45135	0.214163
1	5	-286.872	-1.28484	0.205098
1	6	-251.591	-1.39826	0.235984
1	7	-217.581	-1.18880	0.246228
1	8	-201.394	-1.01097	0.204409
1	9	-185.370	-0.937360	0.222093
1	10	-170.696	-0.772910	0.118138

Forces X Y Z

#1: 2:blade-rot

Setup Nr.	Point Nr.	Fx [ N ]	Fy [ N ]	Fz [ N ]
1	1	-1315.92	634.077	-254795.
1	2	-874.230	374.467	-200333.
1	3	-827.036	271.030	-180317.
1	4	-722.775	226.473	-161178.
1	5	-639.849	100.568	-142862.
1	6	-696.332	-38.7471	-125292.
1	7	-592.022	-40.9982	-108356.
1	8	-503.462	-93.3077	-100294.
1	9	-466.805	-116.891	-92314.2
1	10	-384.909	60.0356	-85006.5

Torques X Y Z

#1: 2:blade-rot

Setup Nr.	Point Nr.	Tx [ N.m ]	Ty [ N.m ]	Tz [ N.m ]
1	1	230.022	121.519	-97676.5
1	2	215.070	33.0753	-71949.0
1	3	135.829	123.328	-62644.6
1	4	122.650	106.653	-53903.5
1	5	82.3822	102.139	-45744.1
1	6	17.2142	117.520	-38157.5
1	7	-11.8175	122.622	-31145.6
1	8	-34.2306	101.795	-27863.0
1	9	-51.8811	110.603	-24707.7
1	10	38.6651	58.8328	-21760.9

Total Pressure Difference

1:inflow — 3:outflow

Point Nr.	Flow Rate [ m³/s ]	Total Pressure Difference [ Pa ]
1	9.00000	-803005.
2	8.00000	-636424.
3	7.60000	-571586.
4	7.20000	-513742.
5	6.80000	-458488.
6	6.40000	-405875.
7	6.00000	-357919.
8	5.80000	-333788.
9	5.60000	-310004.
10	5.40000	-286968.

Total Pressure per Interfaces

Point Nr.	Interface Name	Flow Rate [ m³/s ]	Total Pressure [ Pa ]
1	spiral-in	9.00000	915026.
1	spiral-to-runner	9.00000	894325.
1	runner-from-spiral	8.99434	894211.
1	runner-to-drafttube	8.99432	139595.
1	drafttube-from-runner	8.99101	139628.
1	drafttube-out	8.99082	112022.
2	spiral-in	8.00000	744539.
2	spiral-to-runner	8.00000	728182.
2	runner-from-spiral	7.99491	728076.
2	runner-to-drafttube	7.99488	121438.
2	drafttube-from-runner	7.99186	121425.
2	drafttube-out	7.99203	108115.
3	spiral-in	7.60000	678628.
3	spiral-to-runner	7.60000	663883.
3	runner-from-spiral	7.59511	663779.
3	runner-to-drafttube	7.59510	113472.
3	drafttube-from-runner	7.59210	113468.
3	drafttube-out	7.59234	107042.
4	spiral-in	7.20000	619003.
4	spiral-to-runner	7.20000	605755.
4	runner-from-spiral	7.19520	605656.
4	runner-to-drafttube	7.19517	109629.
4	drafttube-from-runner	7.19207	109611.
4	drafttube-out	7.19257	105261.
5	spiral-in	6.80000	562926.
5	spiral-to-runner	6.80000	551096.
5	runner-from-spiral	6.79526	551002.
5	runner-to-drafttube	6.79523	107755.
5	drafttube-from-runner	6.79186	107736.
5	drafttube-out	6.79232	104438.
6	spiral-in	6.40000	510722.
6	spiral-to-runner	6.40000	500239.
6	runner-from-spiral	6.39533	500152.
6	runner-to-drafttube	6.39532	108522.
6	drafttube-from-runner	6.39184	108503.
6	drafttube-out	6.39173	104847.
7	spiral-in	6.00000	465611.
7	spiral-to-runner	6.00000	456370.
7	runner-from-spiral	5.99546	456290.
7	runner-to-drafttube	5.99547	115207.
7	drafttube-from-runner	5.99192	115186.
7	drafttube-out	5.99193	107692.
8	spiral-in	5.80000	441567.
8	spiral-to-runner	5.80000	432944.
8	runner-from-spiral	5.79553	432868.
8	runner-to-drafttube	5.79553	116629.
8	drafttube-from-runner	5.79205	116608.
8	drafttube-out	5.79209	107779.
9	spiral-in	5.60000	417848.
9	spiral-to-runner	5.60000	409804.
9	runner-from-spiral	5.59561	409731.
9	runner-to-drafttube	5.59561	118321.
9	drafttube-from-runner	5.59230	118300.
9	drafttube-out	5.59227	107844.
10	spiral-in	5.40000	394854.
10	spiral-to-runner	5.40000	387380.
10	runner-from-spiral	5.39568	387312.
10	runner-to-drafttube	5.39570	119198.
10	drafttube-from-runner	5.39241	119179.
10	drafttube-out	5.39240	107885.

Velocity Magnitude per Interfaces

Point Nr.	Interface Name	Flow Rate [ m³/s ]	Velocity Magnitude [ m/s ]
1	spiral-in	9.00000	8.28055
1	spiral-to-runner	9.00000	21.3641
1	runner-from-spiral	8.99434	21.3591
1	runner-to-drafttube	8.99432	14.3374
1	drafttube-from-runner	8.99101	14.3418
1	drafttube-out	8.99082	4.33489
2	spiral-in	8.00000	7.36049
2	spiral-to-runner	8.00000	19.0385
2	runner-from-spiral	7.99491	19.0345
2	runner-to-drafttube	7.99488	11.7221
2	drafttube-from-runner	7.99186	11.7240
2	drafttube-out	7.99203	3.52204
3	spiral-in	7.60000	6.99246
3	spiral-to-runner	7.60000	18.1145
3	runner-from-spiral	7.59511	18.1110
3	runner-to-drafttube	7.59510	10.8340
3	drafttube-from-runner	7.59210	10.8360
3	drafttube-out	7.59234	3.14195
4	spiral-in	7.20000	6.62444
4	spiral-to-runner	7.20000	17.1924
4	runner-from-spiral	7.19520	17.1893
4	runner-to-drafttube	7.19517	10.0512
4	drafttube-from-runner	7.19207	10.0521
4	drafttube-out	7.19257	2.69354
5	spiral-in	6.80000	6.25642
5	spiral-to-runner	6.80000	16.2699
5	runner-from-spiral	6.79526	16.2673
5	runner-to-drafttube	6.79523	9.41138
5	drafttube-from-runner	6.79186	9.41189
5	drafttube-out	6.79232	2.41903
6	spiral-in	6.40000	5.88839
6	spiral-to-runner	6.40000	15.3456
6	runner-from-spiral	6.39533	15.3435
6	runner-to-drafttube	6.39532	8.97648
6	drafttube-from-runner	6.39184	8.97670
6	drafttube-out	6.39173	2.53267
7	spiral-in	6.00000	5.52037
7	spiral-to-runner	6.00000	14.4184
7	runner-from-spiral	5.99546	14.4166
7	runner-to-drafttube	5.99547	8.77797
7	drafttube-from-runner	5.99192	8.77787
7	drafttube-out	5.99193	3.27359
8	spiral-in	5.80000	5.33635
8	spiral-to-runner	5.80000	13.9544
8	runner-from-spiral	5.79553	13.9527
8	runner-to-drafttube	5.79553	8.80111
8	drafttube-from-runner	5.79205	8.80093
8	drafttube-out	5.79209	3.28289
9	spiral-in	5.60000	5.15234
9	spiral-to-runner	5.60000	13.4889
9	runner-from-spiral	5.59561	13.4873
9	runner-to-drafttube	5.59561	8.87385
9	drafttube-from-runner	5.59230	8.87366
9	drafttube-out	5.59227	3.25623
10	spiral-in	5.40000	4.96833
10	spiral-to-runner	5.40000	13.0230
10	runner-from-spiral	5.39568	13.0215
10	runner-to-drafttube	5.39570	9.11615
10	drafttube-from-runner	5.39241	9.11610
10	drafttube-out	5.39240	3.24245

Circumferential and Meridional Angle

Point Nr.	Interface Name	Flow Rate [ m³/s ]	Circumferential Angle [ deg ]	Meridional Angle [ deg ]
1	spiral-in	9.00000	-50.5952	-90.0000
1	spiral-to-runner	9.00000	-27.5392	-74.9069
1	runner-from-spiral	8.99434	-142.865*	-74.8866*
1	runner-to-drafttube	8.99432	152.459*	5.37655*
1	drafttube-from-runner	8.99101	112.645	5.39557
1	drafttube-out	8.99082	94.2860	100.829
2	spiral-in	8.00000	-50.5952	-90.0000
2	spiral-to-runner	8.00000	-27.5289	-74.6370
2	runner-from-spiral	7.99491	-149.709*	-74.6126*
2	runner-to-drafttube	7.99488	154.030*	3.55511*
2	drafttube-from-runner	7.99186	104.618	3.58968
2	drafttube-out	7.99203	90.6457	100.079
3	spiral-in	7.60000	-50.5952	-90.0000
3	spiral-to-runner	7.60000	-27.4922	-74.5076
3	runner-from-spiral	7.59511	-152.199*	-74.4817*
3	runner-to-drafttube	7.59510	154.364*	3.32298*
3	drafttube-from-runner	7.59210	99.8645	3.35977
3	drafttube-out	7.59234	90.2853	100.174
4	spiral-in	7.20000	-50.5952	-90.0000
4	spiral-to-runner	7.20000	-27.4417	-74.3925
4	runner-from-spiral	7.19520	-154.556*	-74.3651*
4	runner-to-drafttube	7.19517	154.538*	3.27427*
4	drafttube-from-runner	7.19207	94.2128	3.30255
4	drafttube-out	7.19257	89.0956	100.951
5	spiral-in	6.80000	-50.5952	-90.0000
5	spiral-to-runner	6.80000	-27.3780	-74.2875
5	runner-from-spiral	6.79526	-156.786*	-74.2585*
5	runner-to-drafttube	6.79523	154.515*	3.23145*
5	drafttube-from-runner	6.79186	87.5623	3.26344
5	drafttube-out	6.79232	88.0270	100.416
6	spiral-in	6.40000	-50.5952	-90.0000
6	spiral-to-runner	6.40000	-27.3025	-74.1920
6	runner-from-spiral	6.39533	-158.896*	-74.1615*
6	runner-to-drafttube	6.39532	154.318*	3.56456*
6	drafttube-from-runner	6.39184	79.7096	3.59771
6	drafttube-out	6.39173	87.6479	99.4218
7	spiral-in	6.00000	-50.5952	-90.0000
7	spiral-to-runner	6.00000	-27.2147	-74.1304
7	runner-from-spiral	5.99546	-160.892*	-74.0984*
7	runner-to-drafttube	5.99547	154.065*	4.45909*
7	drafttube-from-runner	5.99192	71.0591	4.49290
7	drafttube-out	5.99193	85.9843	100.434
8	spiral-in	5.80000	-50.5952	-90.0000
8	spiral-to-runner	5.80000	-27.1663	-74.0606
8	runner-from-spiral	5.79553	-161.846*	-74.0278*
8	runner-to-drafttube	5.79553	154.199*	5.46763*
8	drafttube-from-runner	5.79205	66.8309	5.50433
8	drafttube-out	5.79209	85.6269	100.189
9	spiral-in	5.60000	-50.5952	-90.0000
9	spiral-to-runner	5.60000	-27.1159	-74.0216
9	runner-from-spiral	5.59561	-162.774*	-73.9877*
9	runner-to-drafttube	5.59561	154.281*	6.12187*
9	drafttube-from-runner	5.59230	62.6673	6.16134
9	drafttube-out	5.59227	84.5226	99.9938
10	spiral-in	5.40000	-50.5952	-90.0000
10	spiral-to-runner	5.40000	-27.0648	-73.9545
10	runner-from-spiral	5.39568	-163.675*	-73.9193*
10	runner-to-drafttube	5.39570	153.159*	7.48343*
10	drafttube-from-runner	5.39241	59.6475	7.52609
10	drafttube-out	5.39240	86.0588	100.782

(*) Calculated from the relative velocity.

Cavitation Risk

Point Nr.	Flow Rate [ m³/s ]	Cavitating Volume [ m³ ]	Cavitating Volume [ % ]
1	9.00000	0.0424291	0.211269
2	8.00000	0.00814978	0.0405805
3	7.60000	0.00335376	0.0166995
4	7.20000	1.65558 × 10^-4	8.24368 × 10^-4
5	6.80000	4.83696 × 10^-5	2.40849 × 10^-4
6	6.40000	3.57363 × 10^-5	1.77943 × 10^-4
7	6.00000	2.37896 × 10^-5	1.18457 × 10^-4
8	5.80000	2.02701 × 10^-5	1.00932 × 10^-4
9	5.60000	1.65653 × 10^-5	8.24844 × 10^-5
10	5.40000	1.63468 × 10^-5	8.13964 × 10^-5

Cavitation Index

Point Nr.	Flow Rate [ m³/s ]	Cavitating Volume [ – ]
1	9.00000	12.9065
2	8.00000	13.3040
3	7.60000	13.4350
4	7.20000	13.6638
5	6.80000	13.9429
6	6.40000	14.3054
7	6.00000	14.8269
8	5.80000	15.0895
9	5.60000	15.3319
10	5.40000	15.6346

Net Positive Suction Head

Point Nr.	Flow Rate [ m³/s ]	NPSH [ m ]
1	9.00000	93.7055
2	8.00000	76.2339
3	7.60000	69.4543
4	7.20000	63.3591
5	6.80000	57.6284
6	6.40000	52.3291
7	6.00000	47.6124
8	5.80000	45.2534
9	5.60000	42.8423
10	5.40000	40.5984