采用发泡聚苯乙烯保温砂浆芯材的夹芯叠合板受弯性能
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罗斌,黄炜,马相,李斌,周文彩,任杉杉
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Flexural behavior of sandwich composite panels with core material of expanded polystyrene thermal insulation motar
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Bin LUO,Wei HUANG,Xiang MA,Bin LI,Wen-cai ZHOU,Shan-shan REN
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表 4 ETIM物理、力学及热工性能正交设计试验结果 |
Tab.4 Results of orthogonal design for physical, mechanical and thermal properties of ETIM |
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试件编号 | ρ/(kg·m−3) | ${W_{\rm{x}}}$ | $\psi $ | ${f_{{\rm{c}}}}$/MPa | ${f_{\rm{f}}}$/MPa | ${f_{\rm{c}}}/{f_{\rm{f}}}$ | $\lambda $/(W·m−1·K−1) | 1 | 502.91 | 0.76 | 0.96 | 1.38 | 0.54 | 2.56 | 0.121 | 2 | 527.88 | 0.60 | 0.97 | 1.88 | 1.07 | 1.76 | 0.137 | 3 | 535.45 | 1.02 | 0.66 | 2.27 | 0.75 | 3.03 | 0.124 | 4 | 377.54 | 1.20 | 0.84 | 0.89 | 0.80 | 1.10 | 0.104 | 5 | 411.54 | 1.24 | 0.84 | 1.13 | 0.88 | 1.28 | 0.110 | 6 | 412.01 | 1.51 | 0.65 | 1.04 | 0.75 | 1.39 | 0.117 | 7 | 344.69 | 1.22 | 0.69 | 0.84 | 0.66 | 1.28 | 0.101 | 8 | 355.58 | 1.15 | 0.81 | 0.70 | 0.68 | 1.03 | 0.102 | 9 | 353.70 | 1.73 | 0.70 | 0.74 | 0.43 | 1.71 | 0.133 | 10 | 458.31 | 1.69 | 0.87 | 1.33 | 0.82 | 1.62 | 0.141 | 11 | 517.08 | 0.58 | 0.85 | 1.44 | 0.97 | 1.49 | 0.144 | 12 | 523.36 | 1.01 | 0.66 | 2.06 | 0.90 | 2.28 | 0.137 | 13 | 388.09 | 3.10 | 0.82 | 0.73 | 0.63 | 1.15 | 0.143 | 14 | 410.01 | 0.89 | 0.88 | 1.24 | 0.91 | 1.36 | 0.140 | 15 | 422.38 | 1.57 | 0.81 | 1.25 | 0.98 | 1.27 | 0.105 | 16 | 369.23 | 1.56 | 0.89 | 0.84 | 0.77 | 1.09 | 0.097 | 17 | 315.76 | 2.12 | 0.61 | 0.76 | 0.76 | 1.00 | 0.118 | 18 | 345.39 | 1.35 | 0.86 | 0.72 | 0.59 | 1.22 | 0.116 |
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