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Table 5 Case Study 2: Evaluation of selected predicted Pareto solutions. Iterations are divided by horizontal lines. Iteration 1: solutions 16 to 33, Iteration 2: 33 to 51, Iteration 3: 52 to 69

From: Simulation and multi-objective optimization to improve the final shape and process efficiency of a laser-based material accumulation process

Run

P

s

v

Δl

\(\Delta c_{xy}\)

\(\Delta c_{z}\)

Process

E

Laser usage

[W]

[mm]

[mm/s]

[mm]

[μm]

[μm]

time [ms]

[J]

[ms]

16

35.35

2.51

33.99

−0.1259

18.9614

6.2589

311.76

2.61

73.70

17

49.90

2.18

33.99

0.0822

24.8656

10.8807

344.71

3.20

64.19

18

49.90

2.54

52.25

−0.2156

5.6817

0.8054

290.20

2.42

48.53

19

53.13

2.37

46.77

−0.1091

25.1997

2.4081

307.57

2.70

50.75

20

53.94

2.97

85.11

−1.6574

0.4341

478.3233

105.03

1.88

34.89

21

54.75

2.63

66.85

−0.3791

44.9556

5.0348

256.53

2.15

39.29

22

63.64

2.60

77.81

−0.3833

24.5226

3.5034

253.24

2.12

33.36

23

65.25

2.62

85.11

−0.4678

33.2967

5.0032

230.85

2.01

30.74

24

66.06

2.23

52.25

−0.0218

1.4280

12.3484

319.60

2.82

42.73

25

66.06

2.26

65.03

−0.3948

7.2521

1.1002

280.10

2.30

34.79

26

74.14

2.34

81.46

−0.4587

38.3614

0.9513

252.87

2.13

28.77

27

78.99

2.88

90.59

0.0049

26.3575

4.2562

293.01

2.51

31.78

28

87.07

2.24

86.94

−0.4137

1.4837

2.2683

268.51

2.25

25.79

29

87.07

2.68

117.97

−0.4491

53.1142

9.8716

226.00

1.98

22.69

30

89.50

2.82

96.06

0.1170

12.5026

4.3378

300.99

2.63

29.34

31

93.54

2.93

159.97

−2.2449

0.2254

227.3149

67.02

1.71

18.31

32

98.38

2.45

105.19

−0.3005

0.2400

3.9460

268.81

2.30

23.33

33

100.00

2.66

96.06

0.2074

24.5266

1.4533

322.17

2.77

27.65

34

29.70

2.99

24.86

0.5677

32.4914

1.8269

408.92

3.57

120.27

35

43.43

2.97

48.59

0.1526

3.6120

4.8132

311.67

2.65

61.11

36

48.28

2.95

59.55

−0.0506

35.7041

6.3111

283.81

2.39

49.53

37

57.17

2.85

65.03

−0.0030

25.9235

2.2283

289.99

2.50

43.81

38

63.64

2.89

79.63

−0.1301

31.8396

1.6049

270.27

2.31

36.28

39

69.29

2.24

50.42

0.1363

21.4663

4.6353

321.10

3.08

44.47

40

70.10

2.84

88.76

−0.1998

0.9327

2.7809

261.26

2.24

31.98

41

70.10

2.97

72.33

0.3310

19.4154

3.7056

327.64

2.88

41.06

42

78.99

2.57

99.72

−0.4796

12.5994

3.9512

237.23

2.03

25.73

43

79.80

2.31

55.90

0.3092

19.1094

7.3058

343.88

3.30

41.38

44

80.61

2.85

130.75

−1.8735

0.1271

381.8099

75.81

1.76

21.79

45

81.41

2.16

46.77

0.4455

0.6707

3.0974

358.19

3.76

46.22

46

85.45

2.53

72.33

0.2835

0.3908

1.6543

340.41

2.98

34.91

47

85.45

2.88

139.88

−1.9057

0.2091

367.6946

71.80

1.76

20.58

48

93.54

2.57

107.02

−0.3093

48.1271

1.2762

263.48

2.24

23.97

49

95.15

2.06

52.25

0.3811

15.2397

0.2559

346.68

3.75

39.44

50

99.19

2.91

139.88

−0.2351

74.7555

11.2608

215.66

2.06

20.80

51

99.19

2.95

127.10

−0.1003

12.5657

4.7182

259.21

2.30

23.21

52

28.08

2.02

10.25

−0.3540

2.8358

2.4017

405.85

5.53

197.02

53

48.28

2.94

74.16

−0.9304

1.8047

886.3475

145.87

1.91

39.64

54

53.13

2.95

77.81

−0.2435

99.7576

25.4293

202.43

2.01

37.91

55

74.95

2.79

110.67

−0.4035

101.1778

20.9598

184.90

1.89

25.19

56

79.80

2.84

125.28

−1.1145

2.3559

716.2545

83.38

1.81

22.66

57

84.65

2.95

119.80

−0.2084

85.2085

25.9385

207.79

2.08

24.62

58

85.46

2.97

136.23

−1.5395

0.3145

524.8515

78.70

1.86

21.80

59

86.26

2.71

125.28

−0.4241

79.7294

19.6772

184.75

1.86

21.61

60

87.07

2.01

55.90

0.0949

21.1008

5.4781

333.35

3.13

35.96

61

88.69

2.63

116.15

−0.4445

30.6019

5.3633

235.61

2.01

22.61

62

91.11

2.92

136.23

−0.2447

48.5104

0.9139

193.50

1.95

21.43

63

92.73

2.99

119.80

−0.1034

55.0695

10.4963

263.55

2.31

24.96

64

93.54

3.00

149.01

−1.4214

0.5304

577.4269

82.75

1.88

20.13

65

94.34

2.91

128.93

−0.2180

78.6193

14.0482

218.64

2.13

22.56

66

95.96

2.26

101.54

−0.4763

9.4468

5.5457

262.71

2.14

22.28

67

100.00

2.12

81.46

−0.1803

4.3243

3.2005

296.08

2.60

26.04

68

100.00

2.69

130.75

−0.3969

4.7074

4.3802

236.32

2.05

20.55

69

100.00

2.89

165.44

−1.9310

0.2932

358.7323

61.29

1.75

17.46