有粘结、无粘结和体外预应力混凝土受弯构件的比较分析

Comparison and Analysis of Bonded,Unbonded and External Prestressed Flexure Members

通过对有粘结预应力混凝土受弯构件和无粘结预应力混凝土受弯构件的比较,阐明其各自的特点和优点,并在此基础上讨论利用它们各自的优点在构件中同时采用有粘结预应力筋和无粘结预应力筋混合配筋的计算方法;此外,对比了无粘结预应力混凝土受弯构件和体外预应力混凝土受弯构件,阐明了它们各自的特点和优点。

The bonded prestressed flexure member is compared with the unbonded one and their characteristics and benefits are pointed out.The method of compound reinforcing to make use of the benefits of the boned and unbonded prestress is discussed.In addition,the external prestress flexure member is also compared with unbonded prestress member and their characteristics are set forth.