| 词条 | Prestressed structure |
| 释义 |
A prestressed structure is one whose overall integrity, stability and security depend, primarily, on prestressing: the intentional creation of permanent stresses in the structure for the purpose of improving its performance under various service conditions.[1] The basic types of prestressing are:
Today, the concept of a prestressed structure is widely employed in the design of buildings, underground structures, TV towers, power stations, floating storage and offshore facilities, nuclear reactor vessels, and numerous bridge systems.[2] The idea of precompression was apparently familiar to ancient Roman architects. The tall attic wall of the Colosseum works as a stabilizing device for the wall piers beneath it. References1. ^{{cite book|title= Design of Prestressed Concrete|author=Nilson, Arthur H.|year=1987|publisher=John Wiley & Sons|isbn=0-471-83072-0}} {{DEFAULTSORT:Prestressed Structure}}2. ^{{cite book|title= Prestressed Concrete|author=Nawy, Edward G.|year=1989|publisher=Prentice Hall|isbn=0-13-698375-8}} 2 : Construction|Structural engineering |
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