In order to obtain the fatigue life of layered hybrid fiber reinforced concrete (LHFRC) at different stress levels, flexural fatigue tests were carried out on specimens. The relation between fatigue lives and stress...In order to obtain the fatigue life of layered hybrid fiber reinforced concrete (LHFRC) at different stress levels, flexural fatigue tests were carried out on specimens. The relation between fatigue lives and stress levels was simulated using the two-parameter Weibull distribution. Furthermore, both single- logarithmic and double-logarithmic regressive equations of various reliabilities were derived. It is evident that LHFRC gets the advantage of longer fatigue life over common concrete.展开更多
基金the National Program of Technical Specification for Fiber Reinforced Concrete Structures(No.15 of CECS-China Association for Engineering Construction Standardization)
文摘In order to obtain the fatigue life of layered hybrid fiber reinforced concrete (LHFRC) at different stress levels, flexural fatigue tests were carried out on specimens. The relation between fatigue lives and stress levels was simulated using the two-parameter Weibull distribution. Furthermore, both single- logarithmic and double-logarithmic regressive equations of various reliabilities were derived. It is evident that LHFRC gets the advantage of longer fatigue life over common concrete.