【正文】 重慶李家沱長江大橋長期健康監(jiān)測方案重慶交通大學(xué)2022 年 5 月重 慶 李家沱 長 江大 橋長 期健康 監(jiān)測 方案1目 錄一、項目概況及意義 ...............................................................................................................................1 大橋工程概況及現(xiàn)狀 ....................................................................................................................1 工程概況 ....................................................................................................................................1 本橋健康監(jiān)測的意義及必要性 ....................................................................................................3 本橋健康監(jiān)測的難點 ....................................................................................................................6二、大橋健康監(jiān)測系統(tǒng)總體設(shè)計 ...........................................................................................................7 設(shè)計原則 ........................................................................................................................................7 系統(tǒng)功能總框架 ............................................................................................................................8 系統(tǒng)硬件總框架 ............................................................................................................................9三、健康監(jiān)測范圍 .................................................................................................................................10 實時監(jiān)測范圍 ..............................................................................................................................10 定期監(jiān)測范圍 ..............................................................................................................................10四、監(jiān)測項目及監(jiān)測方法 .....................................................................................................................11 監(jiān)測方案的特殊要求 ..................................................................................................................11 橋梁位移變形監(jiān)測 ......................................................................................................................12 主梁、索塔控制截面應(yīng)力監(jiān)測 ..................................................................................................16 溫度監(jiān)測 ......................................................................................................................................19 大橋結(jié)構(gòu)動力特性監(jiān)測 ..............................................................................................................20 斜拉索索力監(jiān)測 ..........................................................................................................................23 風(fēng)速風(fēng)向監(jiān)測 ..............................................................................................................................25 定期監(jiān)測 ......................................................................................................................................26 全橋傳感器測點布設(shè)情況匯總 ..................................................................................................29五、數(shù)據(jù)采集、傳輸、處理和控制子系統(tǒng) .........................................................................................31 數(shù)據(jù)采集子系統(tǒng) ..........................................................................................................................31 數(shù)據(jù)傳輸子系統(tǒng) ..........................................................................................................................33 數(shù)據(jù)處理和控制子系統(tǒng) ..............................................................................................................34六、系統(tǒng)軟件的設(shè)計 .............................................................................................................................36 數(shù)據(jù)采集管理系統(tǒng) ......................................................................................................................36 結(jié)構(gòu)監(jiān)測信息管理系統(tǒng) ..............................................................................................................37 數(shù)據(jù)庫管理系統(tǒng) ..........................................................................................................................38七、結(jié)構(gòu)健康評估 .................................................................................................................................39 總體設(shè)計 ......................................................................................................................................39 李家沱長江大橋評估模型 ..........................................................................................................40八、系統(tǒng)運行管理及人員培訓(xùn) .............................................................................................................45 系統(tǒng)管理 ......................................................................................................................................45 人員培訓(xùn) ......................................................................................................................................45九、現(xiàn)有工作基礎(chǔ) .................................................................................................................................47十、技術(shù)、經(jīng)濟效益、推廣應(yīng)用及產(chǎn)業(yè) 化前景 .................................................................................49 技術(shù)、經(jīng)濟效益分析 ................................................................................................................49 推廣應(yīng)用及產(chǎn)業(yè)化前景 ............................................................................................................49重 慶 李家沱 長 江大 橋長 期健康 監(jiān)測 方案2十一、計劃實施年限、經(jīng)費概算與資金籌措 .....................................................................................51 年度計劃 ....................................................................................................................................51 人員組成 ....................................................................................................................................51 經(jīng)費概算 ....................................................................................................................................52重 慶 李家沱 長 江大 橋長 期健康 監(jiān)測 方案1一、項目概況及意義 大橋工程概況及現(xiàn)狀 工程概況重慶李家沱長江大