Table 6 Error metrics for experiment 118.

From: Investigation of drag models for simulation of gas-liquid two-phase flow systems

Model

Core Region

Wall region

MAE

MSE (10−5)

RMSE

MAPE (%)

NMRSE

NMAE

MAE

MSE (10−5)

RMSE

MAPE (%)

NMRSE

NMAE

Schiller-Nau51

0.00497

7.393

0.00860

2.43

0.03363

0.01944

0.01975

62.859

0.02507

23.47

0.32565

0.25646

Grace3

0.00476

5.424

0.04161

1.67

0.02881

0.01862

0.01061

14.384

0.01199

14.44

0.15578

0.13775

Ishii-Zuber36

0.00425

3.608

0.00601

1.75

0.02350

0.01664

0.00780

12.463

0.01116

9.10

0.14501

0.10125

Tomiyama27

0.00472

5.424

0.01141

1.67

0.02881

0.01845

0.01061

14.384

0.01199

14.44

0.15578

0.13775

Behzadi37

0.03301

173.116

0.00737

11.48

0.16275

0.12910

0.02659

85.192

0.02919

34.49

0.37911

0.34530

Simonnet4

0.00719

13.015

0.00737

3.47

0.04463

0.02813

0.02346

59.506

0.02439

33.70

0.31685

0.30471