PSI - Issue 44

Massimiliano Ferraioli et al. / Procedia Structural Integrity 44 (2023) 974–981 Massimiliano Ferraioli et al./ Structural Integrity Procedia 00 (2022) 000–000

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Table 3. Mechanical parameters of damped braces in X-direction. N. K d,i [kN/mm] n K d,i /n [kN/mm] Braces 1-2  Braces 3-4

Brace 8  K DB,i [kN/mm] 

Braces 5-6  K DB,i [kN/mm]

Braces 7  K DB,i [kN/mm] 



K DB,i [kN/mm]

K DB,i [kN/mm]

 [°]

 [°]

 [°] 





[°] 

[°] 

3 354.26 4 343.15 5 277.48 6 175.71 7 45.54 3 354.26 4 343.15

8 44.28 8 42.89 8 34.68 8 21.96 2 22.97 8 44.28 8 42.89

61.60 59.67 48.25 30.55 31.68 61.60 59.67

44.04 68.29 44.04 66.15 44.04 53.49 44.04 33.87 44.04 35.12 44.04 68.29 44.04 66.15

49.58 59.93 49.58 58.05 49.58 46.94 49.58 29.72 49.58 30.82 49.58 59.93 49.58 58.05

42.36 59.93 42.36 58.05 42.36 46.94 42.36 29.72 42.36 30.82 42.36 59.93 42.36 58.05

42.36 49.58 42.36 49.58 42.36 49.58 42.36 49.58 42.36 49.58 42.36 49.58 42.36 49.58

59.93 58.05 46.94 29.72 30.82 59.93 58.05

Table 4. Mechanical parameters of damped braces in Y-direction. N. K d,i [kN/mm] n K d,i /n [kN/mm] Brace 9  Brace 10

Braces 11-12 

Brace 13  K DB,i [kN/mm] 



K DB,i [kN/mm]

K DB,i [kN/mm]

K DB,i [kN/mm]

 [°]

 [°]

 [°] 



[°] 

3 354.06 4 377.23 5 311.46 6 211.94 7 57.20 3 354.06 4 377.23

5 70.81 5 75.45 5 62.29 5 42.39 2 28.60 5 70.81 5 75.45

97.46 103.84 85.74 58.34 39.36 97.46 103.84

43.40 95.44 43.40 101.68 43.40 83.95 43.40 57.13 43.40 38.54 43.40 95.44 43.40 101.68

42.10 88.85 42.10 94.67 42.10 78.16 42.10 53.19 42.10 35.89 42.10 88.85 42.10 94.67

37.16 88.85 37.16 94.67 37.16 78.16 37.16 53.19 37.16 35.89 37.16 88.85 37.16 94.67

37.16 37.16 37.16 37.16 37.16 37.16 37.16

1000 1500 2000 2500 3000 3500

1000 1500 2000 2500 3000 3500

1000 1500 2000 2500 3000 3500

B 60 x15

B 60x15

B 20 x40

B2 0x40

C 35 x35

C 3 5x35

B 60x15

B 30 x20

B 30 x20

B 3 5x40

B 35 x40

B 20 x40

C 3 5x35

C 3 0x20

C 30 x20

B 30 x20

C 25 x35

C 25x60

C 25x6 0

C 25 x35

B 35 x40

C 4 0x60

C 40x60

C 30 x20

B 30x40

C 25 x35

C 25x6 0

B 30 x40

C 40x60

C 3 0x20

C 30x2 0

B 3 5x40

B3 5x40

C 2 5x60

C 2 5x60

B 30x40

C 30x40

C 30 x40

C 30x2 0

B3 5x40

B 30 x35

C 2 5x60

B 30x35

C 50x3 0

C 5 0x30

C 5 0x30

C 50 x30

C 30 x40

23.70

23 .70

B 30 x35

B 30 x70

B 30x7 0

B 30x7 0

B 30 x70

C 5 0x30

B 30 x60

C 5 0x30

B 30x60

C 2 5x60

23 .70

C 25 x60

C 40x60

B 30 x70

B 30x7 0

C 40 x60

B 3 5x40

B 35 x40

B 35 x70

B 35x 70

B 30 x60

C 2 5x60

C 40x60

B 35 x40

B 35 x70

C 25 x60

C 25x60

C 6 0x40

C 50 x40

C 60x40

C 5 0x40

C 50 x40

C 50 x40

C 60x35

C 6 0x35

B 30x40

B 30 x40

B 30 x40

B 30 x40

B 30x80

B 30 x80

C 25 x60

C 6 0x40

C 50 x40

C 50 x40

C 60x35

B 30x40

B 30 x40

B 30x80

B 25 x45

B 25x45

B 20 x80

C 40 x60

B 20x8 0

C 60x4 0

C 40x60

C 60x4 0

C 50x30

C 50 x30

C 5 0x30

C 5 0x30

B 20 x80

B 25 x45

C 40x60

C 60x4 0

C 50x30

C 50 x30

37.5 0

37 .50

37.5 0

Floor 3 Floor 4 Floor 5 Floor 6 Floor 7

Floor 3 Floor 4 Floor 5 Floor 6 Floor 7

Floor 3 Floor 4 Floor 5 Floor 6 Floor 7

Shear Force (kN)

0 500

Shear Force (kN)

Shear Force (kN)

0 500

0 500

0

10

20

30

40

0

10

20

30

40

0

10

20

30

40

(c)

(b)

(a)

Inter-story drift (cm)

Inter-story drift (cm)

Inter-story drift (cm)

6000

6000

6000

B 60x15

B 6 0x15

B 20 x40

C 3 5x35

B 20x40

B 30 x20

C 3 5x35

B 35 x40

B 60x15

B 30x20

B 35x4 0

C 30 x20

C 3 5x35

B 20 x40

C 25 x35

C 25x6 0

C 30x20

B 30 x20

C 25x35

C 40x60

C 25x60

B 35 x40

C 40x60

B 30x40

C 30 x20

C 25 x35

C 25x6 0

B 30 x40

5000

C 30x2 0

5000

C 40x60

B3 5x40

C 2 5x60

C 30x20

B 35 x40

C 2 5x60

5000

B 30x40

C 30 x40

C 30x2 0

B 30 x35

C 3 0x40

B3 5x40

C 2 5x60

C 5 0x30

B 30x3 5

C 5 0x30

23.70

C 50x30

C 30 x40

C 50x30

23 .70

B 30 x70

B 30x7 0

B 30 x35

B 30 x60

B 30x70

B 30 x70

C 2 5x60

C 5 0x30

C 5 0x30

23.70

B 3 0x60

C 25 x60

C 40x60

B 35 x40

B 30 x70

B 30x7 0

B 35 x70

C 4 0x60

B 35x4 0

B 30 x60

B 35x7 0

C 2 5x60

C 40x60

B 35 x40

C 25 x60

C 6 0x40

C 50 x40

B 35 x70

C 50 x40

C 25x6 0

C 60x35

B 30x40

B 30 x40

B 30x80

C 60 x40

C 5 0x40

C 50x40

C 60 x35

B 3 0x40

B 30x40

B3 0x80

4000

4000

C 25 x60

C 6 0x40

C 50 x40

C 50 x40

C 60x35

B 25 x45

B 30x40

B 30 x40

B 20 x80

4000

C 40x60

C 60x4 0

C 50x30

C 50 x30

B 30x80

B 20x8 0

B 25x45

C 4 0x60

C 60x40

C 50 x30

C 5 0x30

B 25 x45

B 20 x80

C 40x60

C 60x4 0

C 50x30

C 50 x30

37.5 0

3 7.50

37.5 0

3000

3000

3000

Floor 3 Floor 4 Floor 5 Floor 6 Floor 7

Floor 3 Floor 4 Floor 5 Floor 6 Floor 7

Floor 3 Floor 4 Floor 5 Floor 6 Floor 7

2000

2000

2000

1000

1000

1000

Shear Force (kN)

Shear Force (kN)

Shear Force (kN)

0

0

0

0

10

20

30

40

0

10

20

30

40

0

10

20

30

40

(d)

(e)

(f)

Inter-story drift (cm)

Inter-story drift (cm)

Inter-story drift (cm)

Fig. 5. a) Story pushover curves; b) Trilinear idealization; c) Simplified trilinear model.

Fig. 6. Models of SC-SMA brace system.