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Scaling of specimen boundary effect on quasi-brittle fracture

หน่วยงาน Central Queensland University, Australia

รายละเอียด

ชื่อเรื่อง : Scaling of specimen boundary effect on quasi-brittle fracture
นักวิจัย : Duan, Kai. , Hu, Xiaozhi.
คำค้น : Concrete. , Fracture mechanics. , Materials. , Strategic basic research. , 861001 Cement and Concrete Materials. , 090503 Construction Materials. , 091308 Solid Mechanics. , 091599 Interdisciplinary Engineering not elsewhere classified.
หน่วยงาน : Central Queensland University, Australia
ผู้ร่วมงาน : -
ปีพิมพ์ : 2547
อ้างอิง : http://hdl.cqu.edu.au/10018/40213 , cqu:5136
ที่มา : Structural integrity and fracture : proceedings of the International Conference, SIF2004, 26-29 September 2004. Brisbane, Australia / edited by A Atrens, J N Boland, R Clegg [and] J R Griffiths. Brisbane, Qld. : Australian Fracture Group, 2004. p. 95-100 6 pages Refereed 1864997605
ความเชี่ยวชาญ : -
ความสัมพันธ์ : Structural integrity and fracture : proceedings of the International Conference, SIF2004, 26-29 September 2004. Brisbane, Australia / edited by A Atrens, J N Boland, R Clegg [and] J R Griffiths. Brisbane, Qld. : Australian Fracture Group, 2004. p. 95-100 6 pages Refereed 1864997605 , ACQUIRE [electronic resource] : Central Queensland University Institutional Repository.
ขอบเขตของเนื้อหา : -
บทคัดย่อ/คำอธิบาย :

The size effect on quasi-brittle fracture is modelled by considering tile distance of crack-tip to specimen boundary. It is shown that the tensile strength criterion applies if specimen boundary is very closeto the crack-tip, and the fracture toughness criterion applies if specimen boundary is far away from the cracktip. The specimen boundary influence captures the mechanism of size effect, i.e. the interaction of the cracktip fracture process zone with specimen boundary. The boundary effect model proposed in the study is thencompared with the common size effect model, which emphasizes the specimen size influence, by analysing the same experimental results.

บรรณานุกรม :
Duan, Kai. , Hu, Xiaozhi. . (2547). Scaling of specimen boundary effect on quasi-brittle fracture.
    กรุงเทพมหานคร : Central Queensland University, Australia.
Duan, Kai. , Hu, Xiaozhi. . 2547. "Scaling of specimen boundary effect on quasi-brittle fracture".
    กรุงเทพมหานคร : Central Queensland University, Australia.
Duan, Kai. , Hu, Xiaozhi. . "Scaling of specimen boundary effect on quasi-brittle fracture."
    กรุงเทพมหานคร : Central Queensland University, Australia, 2547. Print.
Duan, Kai. , Hu, Xiaozhi. . Scaling of specimen boundary effect on quasi-brittle fracture. กรุงเทพมหานคร : Central Queensland University, Australia; 2547.