The static and dynamic experiments are done for an unbonded prestressed concrete beam in laboratory,three damage cases of static experiment results and the first 8 modes are obtained.

• 对一实验室中无粘结预应力混凝土梁进行了静动力实验研究,得到了三种不同工况下的静力测试结果以及前8阶模态测试结果。