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Table 4 Computational mesh comparison

From: Effects of Four Types of Pre-swirls on the Leakage, Flow Field, and Fluid-Induced Force of the Rotary Straight-through Labyrinth Gas Seal

Case

Relevance center

Relevance

Elements

Nodes

Leakage (kg/s)

Computing time (s)

1

Fine

100

8115473

1826912

0.042067

5021

2

Fine

75

5251659

1259816

0.04106

3223

3

Fine

50

3720923

935495

0.040115

1927

4

Fine

25

2920397

746032

0.040115

1861

5

Medium

100

3926473

841153

0.040633

2698

6

Medium

75

2558894

582811

0.039475

1576

7

Medium

50

1787700

418855

0.038905

1011

8

Medium

25

1322674

314406

0.038594

756

9

Coarse

100

1235191

260690

0.037593

951

10

Coarse

75

807851

179545

0.036591

538

11

Coarse

50

550481

127732

0.035812

352

12

Coarse

25

415661

96077

0.035899

282