钢绞线预应力传递性能的试验研究

Experimental Study for Stress-transmission Properties of Prestressing Strands in Concrete

通过试验实测了七股钢绞线在预应力构件中的应力传递长度,分析对比了影响应力传递性能的各种因素及影响程度,在此基础上提出了预应力传递长度的设计建议.

Stress - transmission length of prestressing strands in concrete elements is measured and various effecting factors for transmission properties are analyzed. On the basis, the design of stress - transmission length of prestressing strands is suggested.