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Abstract:
通过11根木梁的静力受弯试验,研究燕尾榫样式对榫卯接长木梁加固后的抗弯性能的影响.试验结果表明,未加固前榫卯接长木梁承载力较低,仅为完整木梁的1.00%~2.62%,经CFRP布加固后其抗弯承载力可提高至完整木梁的50%~83.33%;旋转90°后,传统燕尾榫进行榫卯接长和采用榫头带榫肩接长,其抗弯承载力和能量吸收能力提高.燕尾榫榫头斜率从0.1变化至0.3,木梁的抗弯承载力和能量吸收能力随之提高,其抗弯承载力分别可达完整木梁的71.43%~83.33%,能量吸收能力分别达完整木梁的43.01%~61.33%.当燕尾榫榫头长度超过传统燕尾榫榫头长度时,其抗弯承载力、能量吸收能力和刚度反而降低.
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福州大学学报:自然科学版
ISSN: 1000-2243
CN: 35-1337/N
Year: 2016
Issue: 4
Volume: 0
Page: 524-530
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count: -1
30 Days PV: 1
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