辽宁省交通高等专科学校学报
遼寧省交通高等專科學校學報
요녕성교통고등전과학교학보
JOURNAL OF LIAONING PROVINCIAL COLLEGE OF COMMUNICATIONS
2014年
5期
24-28
,共5页
桥面板%倾覆%预警系统%有限元%阀值
橋麵闆%傾覆%預警繫統%有限元%閥值
교면판%경복%예경계통%유한원%벌치
bridge deck%overturning%early warning system%finite element%threshold
以桥面板防倾覆预警系统为基础,扩充预警系统的数据库,完善桥面板防倾覆预警系统为目标,利用有限元软件,研究变截面、变跨径的简支梁型桥板在偏载受力情况下的桥梁反应状况,对比数据结果,归纳临界偏载值变化与简支梁板各种影响因素之间的一般规律,为预警系统提供预警监测位置及预警阀值。
以橋麵闆防傾覆預警繫統為基礎,擴充預警繫統的數據庫,完善橋麵闆防傾覆預警繫統為目標,利用有限元軟件,研究變截麵、變跨徑的簡支樑型橋闆在偏載受力情況下的橋樑反應狀況,對比數據結果,歸納臨界偏載值變化與簡支樑闆各種影響因素之間的一般規律,為預警繫統提供預警鑑測位置及預警閥值。
이교면판방경복예경계통위기출,확충예경계통적수거고,완선교면판방경복예경계통위목표,이용유한원연건,연구변절면、변과경적간지량형교판재편재수력정황하적교량반응상황,대비수거결과,귀납림계편재치변화여간지량판각충영향인소지간적일반규률,위예경계통제공예경감측위치급예경벌치。
Based on bridge deck anti overturn warning system, improving database of the early warning system and expanding scope of warning system application are the goal that can provide early warning monitoring location and threshold for early warning system. By using finite element software, it is conduct-ed a research on reaction condition of simple beam bridge with different sections or span in partial load, comparing of test results and summarizing general rules of the beam plate between the size of the critical load and various influencing factors.