对于新型GFRP组合梁桥结构,其设计主要由刚度控制.借鉴传统弹性等效原理,将材料和结构两个层次上均为正交异性的GFRP组合桥面等效为工程上通用的正交异性板,从而达到利用已有成熟计算方法进行计算的目的.本文对拉挤成型GFRP桥面系统中间纤维管组的弹性等效进行了分析,建立了将拉挤成型GFRP桥面中间管组等效为几何尺寸完全相同的正交各向异性板的等效模式,并通过有限元计算对提出的等效方法进行验证.结果表明,本文所述方法对拉挤成型GFRP组合桥面系统的中间管组进行等效是有效可靠的.
参考文献
| [1] | Aixi Zhou .Stiffness and Strength of Fiber Reinforced Polymer Composite Bridge Deck Systems[D].Virginia Polytechnic Institute and State University,USA,2002. |
| [2] | Anthony B Temeles .Field and Laboratory Tests of a Proposed Bridge Deck Panel Fabricated from Pultruded Fiber Reinforced Polymer Components[D].Virginia Polytechnic Institute and State University,USA,2001. |
| [3] | Jason T Coleman .Continuation of Field and Laboratory Tests of a Proposed Bridge Deck Panel Fabricatedfrom Puhruded Fiber Reinforced Polymer Components[D].Virginia Polytechnic Institute and State University,USA,2002. |
| [4] | Michael D Hayes;Don Ohanehi et al.Performance of tube and plate fiberglass composite bridge deck[J].Journal of Composite for Construction,2000,5:48-55. |
| [5] | 张双寅;刘济庆;于晓霞.复合材料结构的力学性能[M].北京:北京理工大学出版社,1992 |
| [6] | Calvin D Austin .Buckling of Symmetric Laminated Fiber Glass Reinforced Plastic Plates[D].University of Pittsburgh,USA,2003. |
| [7] | Paired Singhatanadgid.Buckfing of Composite Plates Subjected to Biaxial Loading[D].University of Washington,USA,2000. |
| [8] | Strongwell Corp.EXTREN Design Manual[M].Strongwell Corp,Bristol,Virginia,USA,1998 |
| [9] | Brian J Brown .Design Analysis of Single-Span Advanced Composite Deck-and-Stringer Bridge Systems[D].West Virginia University,USA,1998. |
| [10] | Barbero E J;Lopea Anido R;Davalos J F .On the mechanics of thin-Walled laminated composite beams[J].Composite Materials,1993,27(08):806-829. |
| [11] | Hambly EC.Bridge Deck Behavior[M].New York,USA:John Wiley & Sons Inc,1976 |
| [12] | O Brien EJ;Keogh DL.Bridge Deck Analyrsis[M].New York,USA:E & FN Spon of the Taylor & Francis Group,1999 |
| [13] | Cusen A R;Pama R P.Bridge Deck Analysis[M].New York,USA:John Wiley & Sons Inc,1975 |
| [14] | Cusen A R .Load Distribution in Concrete Bridge [DecksCIRIA Report 53][R]. |
| [15] | R J Cope;L A Clark.Concrete Slabs:Analysis and Design[M].London,UK:Elsevier Applied Science Pub,1984 |
| [16] | L A Clark.Concrete Bridge Design to BS5400[M].London,UK:Construction Pr,1983 |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%