Research on Seismic Test and Calculation Model for Improving Factor of Composite Board with Heat Preservation Function
Table 2
Force and displacement.
Plate type
Specimen no.
Pcr
△cr
Py
△y
Pu
△u
(kN)
(mm)
(kN)
(mm)
(kN)
(mm)
Without thermal insulation system
1
60.46
0.84
212.60
3.68
311.85
11.90
2
60.11
0.69
206.40
3.50
305.02
12.42
3
64.74
0.61
211.50
3.07
327.07
11.85
Avg.
61.77
0.71
210.17
3.42
314.65
12.06
With thermal insulation system
1
78.70
0.85
209.07
4.02
369.63
16.08
2
69.43
0.75
220.25
4.11
377.71
17.72
3
71.57
0.83
215.76
4.16
366.45
18.13
Avg.
73.23
0.81
215.03
4.10
371.26
17.31
Improvement
0.19
0.14
0.02
0.20
0.18
0.44
Notes: Pcr denotes the cracking load; Δcr denotes the cracking displacement; Py denotes the yielding load; Δy denotes the yielding displacement; Pu denotes the ultimate load; Δu denotes the ultimate displacement.