中文核心期刊
CSCD来源期刊
中国科技核心期刊
RCCSE中国核心学术期刊

重庆交通大学学报(自然科学版) ›› 2009, Vol. 28 ›› Issue (4): 652-657.DOI: 10.3969/j.issn.1674-0696.2009.04.03

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多室波形钢腹板PC组合箱梁横向受力研究

张华南,韩昀,万水   

  1. 东南大学交通学院,江苏南京210096
  • 收稿日期:2008-10-28 修回日期:2008-11-24 出版日期:2009-08-15 发布日期:2015-04-15
  • 作者简介:张华南(1982—),女,安徽铜陵人,硕士研究生,主要从事新型组合桥梁的设计研究工作。E-mail:zhanghuanan0909@sina.com。
  • 基金资助:
    国家自然科学基金项目( 50078014)

Mechanic?Characteristics?of?Multi-Cell?Box?Girder?with?Corrugated?Steel?Webs

ZHANG Huanan, HAN Yun, WAN Shui   

  1. School?of?Transportation,Southeast?University,Jiangsu?Nanjing?210096?,China
  • Received:2008-10-28 Revised:2008-11-24 Online:2009-08-15 Published:2015-04-15

摘要: 结合河南卫河大桥工程实例,采用数值分析法中的有限元法,研究各受力参数对单箱三室波形钢腹板PC组 合箱梁横向应力的影响;揭示单箱三室波形钢腹板PC组合箱梁在集中荷载和汽车活载作用下,箱梁的横向应力峰 值的变化规律。计算数据表明,各室中心线正弯矩区和各腹板加腋处负弯矩区为单箱多室波形钢腹板PC组合箱 梁的横向受力最不利位置。

关键词: 波形钢腹板, 单箱多室, 横向应力, 有限元

Abstract: In?the?engineering?case?of?Weihe?Bridge?in?Henan,?series?of?three-dimensional?models?have?been?generated?,which?adopt?the?finite?element?analysis.?From?the?results,?the?influences?of?parameters?to?girder?transverse?stress?have?been?studied.?The?transverse?stress?under?the?dead?load?and?the?vehicle?load?is?calculated?by?the?finite?element?soft?too.?The?distribution?regularity?of?the?transverse?stress?is?also?discussed?,which?would?be?useful?in?the?design?of?this?kind?of?girder.?It?is?indicated?from?the?results?that?the?middle?of?the?cells?and?the?web?armpits?are?proved?to?be?the?worst?loading?position?in?this?kind?of?girder.

Key words: corrugated steel webs , multi-cell box girder , transverse stress , finite element ;

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