Hi, this is steady-state CFD simulation report of:

Axial-Fan-Stage

Created by TCFD 21.02 on Mon Feb 22 14:28:22 2021

DISCOVER

Simulation Stats

Test Case Name	Axial-Fan-Stage
Number of Points [ – ]	5
Machine Type	fan
Rotation Speed [ RPM ]	3000.00
Number of Components [ – ] ( topology )	2
Mesh Size [ cells ] ( details )	rotor : 285261 stator : 301333 Total : 586594
Mesh details [ mm ]: Component Property Min Max Avg 1 cellOpenness N/A 4.16928 × 10-16 N/A 1 cellVolume 1.17105 × 10-4 75.9223 N/A 1 faceArea 4.51118 × 10-5 22.1898 N/A 1 aspectRatio N/A 17.6924 N/A 1 nonOrthogonality N/A 64.8932 12.0199 1 skewness N/A 7.28831 N/A 1 edgeLength N/A N/A N/A 1 concaveAngle N/A 79.9910 N/A 1 faceFlatness 0.659104 N/A 0.999066 1 cellDeterminant 0.00194787 N/A 13.1389 1 faceInterpolationWeight 0.0319741 N/A 0.440182 1 faceVolumeRatio 0.0103775 0.733775 N/A 1 Warnings: 8 skew faces 352 faces with low quality or negative volume decomposition tets 3369 faces with concave angles 14 warped faces 23372 concave cells 16 faces with low interpolation weights 2 cellOpenness N/A 4.60972 × 10-16 N/A 2 cellVolume 3.26312 × 10-4 75.2478 N/A 2 faceArea 2.03374 × 10-4 19.3649 N/A 2 aspectRatio N/A 16.5196 N/A 2 nonOrthogonality N/A 64.2515 10.5344 2 skewness N/A 2.89862 N/A 2 edgeLength N/A N/A N/A 2 concaveAngle N/A 79.2909 N/A 2 faceFlatness 0.674926 N/A 0.999560 2 cellDeterminant 0.00291535 N/A 11.7006 2 faceInterpolationWeight 0.0477894 N/A 0.447387 2 faceVolumeRatio 0.0130008 0.773053 N/A 2 Warnings: 94 faces with low quality or negative volume decomposition tets 1523 faces with concave angles 6 warped faces 18259 concave cells 3 faces with low interpolation weights
Simulation score [ – ]	details
Point flow rate bounding residuals 1 2 3 4 5
Average y+ at walls [ – ]	details
y+ details: Point Patch Min Max Avg 1 rotor_rotor-blade-LE_wall 0.0452434 126.341 9.75305 1 rotor_rotor-blade-PS_wall 1.11286 122.939 16.6083 1 rotor_rotor-blade-SS_wall 0.0683190 92.9935 30.2420 1 rotor_rotor-hub_wall 0.965971 96.6895 39.9841 1 rotor_rotor-blade-TE_wall 0.106650 123.185 7.37396 1 rotor_rotor-shroud_wall 3.80367 108.650 38.6006 1 stator_stator-shroud_wall 0.0466170 106.467 33.9690 1 stator_stator-blade-LE_wall 0.188248 69.5359 8.07074 1 stator_stator-hub_wall 0.0901176 103.125 32.6133 1 stator_stator-blade-SS_wall 0.157057 74.1942 22.7389 1 stator_stator-blade-TE_wall 0.0157437 54.6397 6.02832 1 stator_stator-blade-PS_wall 5.38227 38.2569 13.1027 2 rotor_rotor-blade-LE_wall 0.0533546 65.4094 9.56096 2 rotor_rotor-blade-PS_wall 0.853450 65.2682 15.4010 2 rotor_rotor-blade-SS_wall 0.0497189 80.4091 27.7098 2 rotor_rotor-hub_wall 0.445214 87.9773 36.1615 2 rotor_rotor-blade-TE_wall 0.107695 102.770 6.84479 2 rotor_rotor-shroud_wall 1.00998 103.788 34.9869 2 stator_stator-shroud_wall 0.0995797 97.6327 32.6616 2 stator_stator-blade-LE_wall 0.720291 44.3477 8.29292 2 stator_stator-hub_wall 0.0424927 79.1368 28.0627 2 stator_stator-blade-SS_wall 0.0849963 61.6083 19.9492 2 stator_stator-blade-TE_wall 0.0315708 55.1670 6.17406 2 stator_stator-blade-PS_wall 1.47653 34.4415 14.2157 3 rotor_rotor-blade-LE_wall 0.121502 66.7561 10.8278 3 rotor_rotor-blade-PS_wall 1.00061 61.2005 16.7895 3 rotor_rotor-blade-SS_wall 0.0360330 84.0465 25.7617 3 rotor_rotor-hub_wall 0.386668 83.2923 33.8775 3 rotor_rotor-blade-TE_wall 0.105197 107.561 6.31985 3 rotor_rotor-shroud_wall 0.646436 99.4686 32.5056 3 stator_stator-shroud_wall 0.0589254 100.018 31.5323 3 stator_stator-blade-LE_wall 0.306417 48.2963 7.75046 3 stator_stator-hub_wall 0.0294981 62.8694 26.1696 3 stator_stator-blade-SS_wall 0.102024 67.4608 17.4147 3 stator_stator-blade-TE_wall 0.0211142 54.4319 5.72362 3 stator_stator-blade-PS_wall 0.799908 31.7575 14.4108 4 rotor_rotor-blade-LE_wall 0.0630670 64.5409 9.88156 4 rotor_rotor-blade-PS_wall 0.764654 60.3182 15.8659 4 rotor_rotor-blade-SS_wall 0.0170402 68.9768 23.2491 4 rotor_rotor-hub_wall 0.0788706 82.9122 31.8339 4 rotor_rotor-blade-TE_wall 0.0749727 91.8732 5.62734 4 rotor_rotor-shroud_wall 2.46228 90.6096 30.0809 4 stator_stator-shroud_wall 0.0401879 95.2150 30.7655 4 stator_stator-blade-LE_wall 0.267756 51.3355 7.51950 4 stator_stator-hub_wall 0.0316887 55.6691 26.6081 4 stator_stator-blade-SS_wall 0.0601960 48.5938 14.4485 4 stator_stator-blade-TE_wall 0.0183155 53.7087 5.47737 4 stator_stator-blade-PS_wall 0.693672 32.1031 14.2635 5 rotor_rotor-blade-LE_wall 0.0599105 61.2990 8.51948 5 rotor_rotor-blade-PS_wall 1.06161 61.9582 15.5053 5 rotor_rotor-blade-SS_wall 0.00520198 64.1469 20.4347 5 rotor_rotor-hub_wall 0.141259 77.6001 30.6069 5 rotor_rotor-blade-TE_wall 0.0439345 67.8328 5.60114 5 rotor_rotor-shroud_wall 3.46430 90.5989 28.6924 5 stator_stator-shroud_wall 0.0297698 78.2850 30.1444 5 stator_stator-blade-LE_wall 0.251786 53.2700 7.04796 5 stator_stator-hub_wall 0.0260705 54.7974 26.2699 5 stator_stator-blade-SS_wall 0.0399085 62.2814 12.4990 5 stator_stator-blade-TE_wall 0.0181040 52.9734 5.33770 5 stator_stator-blade-PS_wall 0.822960 33.2520 14.0645
Wall-clock time [ hh:mm:ss ]	00:00:37 (meshing) 00:20:03 (calculation)
Parallel Processors [ – ]	24
Fluid Name	air
Physical Model	incompressible
Numerical order	second
Turbulence model	kOmegaSST

Fan Characteristic

Point Nr.	Flow number [ – ]	Compression number [ – ]
1	0.486020	0.378417
2	0.423021	0.506943
3	0.371839	0.584928
4	0.324313	0.634780
5	0.292528	0.642781

Efficiency

1:rotor-inlet — 2:stator-outlet

Point Nr.	Flow Rate [ m3/s ]	Efficiency [ – ]
1	7.49939	0.800447
2	6.52730	0.872377
3	5.73755	0.881600
4	5.00422	0.866991
5	4.51377	0.839905

Torque

Point Nr.	Torque [ N.m ]
1	41.5740
2	44.4031
3	44.5214
4	42.8308
5	40.3810

Axial Force

Point Nr.	Axial Force [ N ]
1	-192.569
2	-245.547
3	-274.348
4	-292.062
5	-293.255

Radial Force

Point Nr.	Radial Force [ N ]
1	21469.9
2	21562.4
3	21620.6
4	21663.8
5	21684.9

Total Pressure Difference

1:rotor-inlet — 2:stator-outlet

Point Nr.	Flow Rate [ m3/s ]	Total Pressure Difference [ Pa ]
1	7.49939	1400.56
2	6.52730	1876.24
3	5.73755	2164.87
4	5.00422	2349.38
5	4.51377	2378.99

Total Pressure per Interfaces

Point Nr.	Interface Name	Flow Rate [ m3/s ]	Total Pressure [ Pa ]
1	rotor-in	7.49939	101325.
1	rotor-to-stator	7.49875	102839.
1	stator-from-rotor	7.49877	102814.
1	stator-out	7.49900	102726.
2	rotor-in	6.52730	101325.
2	rotor-to-stator	6.52654	103312.
2	stator-from-rotor	6.52655	103290.
2	stator-out	6.52679	103201.
3	rotor-in	5.73755	101325.
3	rotor-to-stator	5.73652	103624.
3	stator-from-rotor	5.73655	103599.
3	stator-out	5.73631	103490.
4	rotor-in	5.00422	101325.
4	rotor-to-stator	5.00291	103855.
4	stator-from-rotor	5.00291	103830.
4	stator-out	5.00243	103674.
5	rotor-in	4.51377	101325.
5	rotor-to-stator	4.51200	103924.
5	stator-from-rotor	4.51200	103886.
5	stator-out	4.51158	103704.

Velocity Magnitude per Interfaces

Point Nr.	Interface Name	Flow Rate [ m3/s ]	Velocity Magnitude [ m/s ]
1	rotor-in	7.49939	47.3640
1	rotor-to-stator	7.49875	52.7666
1	stator-from-rotor	7.49877	52.4147
1	stator-out	7.49900	48.1866
2	rotor-in	6.52730	41.2246
2	rotor-to-stator	6.52654	49.6560
2	stator-from-rotor	6.52655	49.3205
2	stator-out	6.52679	42.1989
3	rotor-in	5.73755	36.2369
3	rotor-to-stator	5.73652	47.8475
3	stator-from-rotor	5.73655	47.4376
3	stator-out	5.73631	37.9116
4	rotor-in	5.00422	31.6054
4	rotor-to-stator	5.00291	46.5088
4	stator-from-rotor	5.00291	46.0763
4	stator-out	5.00243	34.6346
5	rotor-in	4.51377	28.5078
5	rotor-to-stator	4.51200	45.5939
5	stator-from-rotor	4.51200	44.9160
5	stator-out	4.51158	32.6462

Rotor-in

Rotor-to-stator

Stator-from-rotor

Stator-out

Rotor-in

Rotor-to-stator

Stator-from-rotor

Stator-out

Rotor-in

Rotor-to-stator

Stator-from-rotor

Stator-out

Rotor-in

Rotor-to-stator

Stator-from-rotor

Stator-out

Circumferential and Meridional Angle

Point Nr.	Interface Name	Flow Rate [ m3/s ]	Circumferential Angle [ deg ]	Meridional Angle [ deg ]
1	rotor-in	7.49939	144.584*	0*
1	rotor-to-stator	7.49875	132.331*	0.0464189*
1	stator-from-rotor	7.49877	65.2205	-0.0485770
1	stator-out	7.49900	82.3060	0.0666473
2	rotor-in	6.52730	148.212*	0*
2	rotor-to-stator	6.52654	133.359*	0.161646*
2	stator-from-rotor	6.52655	57.3408	0.0263715
2	stator-out	6.52679	79.5700	-1.29472
3	rotor-in	5.73755	151.392*	0*
3	rotor-to-stator	5.73652	134.440*	0.557902*
3	stator-from-rotor	5.73655	50.6392	0.301485
3	stator-out	5.73631	75.8818	-4.17130
4	rotor-in	5.00422	154.533*	0*
4	rotor-to-stator	5.00291	135.470*	1.43093*
4	stator-from-rotor	5.00291	44.1305	1.08400
4	stator-out	5.00243	71.6978	-7.74421
5	rotor-in	4.51377	156.736*	0*
5	rotor-to-stator	4.51200	137.213*	1.91191*
5	stator-from-rotor	4.51200	40.1407	1.25165
5	stator-out	4.51158	68.5492	-9.45562

Rotor-in

Rotor-to-stator

Stator-from-rotor

Stator-out

Rotor-in

Rotor-to-stator

Stator-from-rotor

Stator-out

Rotor-in

Rotor-to-stator

Stator-from-rotor

Stator-out

Rotor-in

Rotor-to-stator

Stator-from-rotor

Stator-out

Blade to Blade View

Setup #1

Meshes:	1
Hub patches:	1:rotor-hub
Shroud patches:	1:rotor-shroud
Field:	URel,LIC
Span:	0.5

Meridional Average

Setup #1

Meshes:	1
Field:	pTot

 

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