廣州榮慶大廈有粘結預應力平板的TRANBBS設計與TRANBBS施工*
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365交通站365jt.com梁為祥 李江南 黃興文
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365交通站365jt.com摘要 廣州榮慶大廈樓蓋結構中采用的有粘結預應力平板，在設計理論、施工工藝、錨固體系及經濟效益方面均有一定優勢。由于預應力筋長度較短，錨具回縮引起的損失較大，故適當提高了σcon。為不影響主立面美觀，張拉端均為內埋式。有粘結板的預應力筋采用集束布置，束間距較大，因此鋪設工序較為簡單。
365交通站365jt.com關鍵詞 有粘結預應力 張拉 樓蓋結構
365交通站365jt.com分類號 TU 378
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365交通站365jt.comDESIGN AND CONSTRUCTION OF A BOND PRESTRESSEDFLOOR SLAB SYSTEM OF THE GUANGZHOU RONGQING MANSION PROJECT
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365交通站365jt.comLIANG Wei xiang LI Jiangnan HUANG Xing wen
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365交通站365jt.comAbstract Abond prestressed floor slab system has been adopted for the Guangzhou Rongqing mansi on floor construction．It has the following advantages，namely：1，a good design 2，an easy constructi on technology 3，areli able prestressed anchorage system and 4，a rich benefit．Because its length of prestressed reinforce mentis rather short and its loss caused byshrinkage of anchorage is rather heavy，therefore，its σcon has been dulyincreased．In order to make an attractive and beautiful elevati on view，allthe prestressing ends are well embeded and concealed．All bond prestressedrei nforce ments are heavily concentrated，therefore，each of their spacing isspaced rather widely apart，thus，their procedures of constructi on are rathersi mple and easy．
365交通站365jt.comKey words prestress with bond，tension，floor structure
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365交通站365jt.com 廣州榮慶大廈為一棟15層的商住樓，總建筑面積約21000m2。地下1層（車庫），地上15層（其中3層為商場，12層
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