【摘要】 分析了考虑应力增量时AFRP筋体外预应力梁的自振频率计算方法,并根据自编的MathCAD程序,对AFRP筋与高强钢丝分别作为体外筋材时梁的自振频率理论计算值进行了对比。更多还原

【Abstract】 In this passage,the calculation of natural vibration frequency is depicted with the consideration of stress increment.With the help of MathCAD program,the theoretic values of natural vibration frequency of concrete beams externally prestressed with AFRP tendons and high intensity steel tendons respectively are contrasted.更多还原