《青马大桥结构健康监测系统》由会员分享，可在线阅读，更多相关《青马大桥结构健康监测系统（144页珍藏版）》请在金锄头文库上搜索。
1、,青马大桥健康监测系统,HIGHWAYS DEPARTMENT TSING MA CONTROL AREA DIVISION BRIDGE HEALTH SECTION,1,HIGHWAYS DEPARTMENT TSING MA CONTROL AREA DIVISION BRIDGE HEALTH SECTION,2,Why Bridge Health Monitoring System is needed? Monitoring Structural Performance and Applied Loads Facilitating the Planning of Inspection
2、 and Maintenance Validating Design Assumptions and Parameters Updating and Revising Design Manuals and Standards,“Current and Future Bridge Health Monitoring System in Hong Kong”Outline of Presentation,HIGHWAYS DEPARTMENT TSING MA CONTROL AREA DIVISION BRIDGE HEALTH SECTION,3,Part 1 Bridges with WAS
3、HMS Part 2 System Architecture and Operation of WASHMS Part 3 Current WASHMS Part 4 Limitations of Current WASHMS Part 5 Future WASHMS Part 6 Typical Monitoring Results,Part 1 Bridges with WASHMS,HIGHWAYS DEPARTMENT TSING MA CONTROL AREA DIVISION BRIDGE HEALTH SECTION,4,1. WASHMS refers to Wind And
4、Structural Health Monitoring System.Application: “wind sensitivity structures”, i.e. frequency lower than 1 Hz.3. Existing Bridges with WASHMS:(i) Tsing Ma & Kap Shui Mun Bridges - LFC-WASHMS.(ii) Ting Kau Bridge - TKB-WASHMS.4. Future Bridges with WASHMS:(i) The Cable-Stayed Bridge (Hong Kong Side)
5、 in Shenzhen Western Corridor - SWC-WASHMS.(ii) Stonecutters Bridge - SCB-WASHMS.,HIGHWAYS DEPARTMENT TSING MA CONTROL AREA DIVISION BRIDGE HEALTH SECTION,5,WASHMS,Bridges with WASHMS Locations Bridge Types Functions Major Structural Features,HIGHWAYS DEPARTMENT TSING MA CONTROL AREA DIVISION BRIDGE
6、 HEALTH SECTION,6,Hong Kong Island,Lantau Island,Kowloon,New Territories,Tsing Yi,Shekou,Shenzhen,Tuen Mun,Yuen Long,Sha Tin,Hong Kong International Airport,Shenzhen Western Corridor,Stonecutters Bridge,Tsing Ma Bridge,Kap Shui Mun Bridge,Ting Kau Bridge,HIGHWAYS AREA DIVISION DEPARTMENT TSING MA CO
7、NTROL BRIDGE HEALTH SECTION,7,Tsing Ma Bridge,8,HIGHWAYS DEPARTMENT TSING MA CONTROL AREA DIVISION BRIDGE HEALTH SECTION,Kap Shui Mun Bridge,9,Ting Kau Bridge,10,Kap Shui Mun Bridge,Tsing Ma Bridge,Ting Kau Bridge,HIGHWAYS DEPARTMENT TSING MA CONTROL AREA DIVISION BRIDGE HEALTH SECTION,11,View of th
8、e 3 bridges from Southwest Corner of TMCA,Ting Kau Bridge,Tsing Ma Bridge,Kap Shui Mun Bridge,HIGHWAYS DEPARTMENT TSING MA CONTROL AREA DIVISION BRIDGE HEALTH SECTION,View of the 3 bridges from Northeast Corner of TMCA,12,Shenzhen Western Corridor - Route,HKSARG Boundary,HIGHWAYS DEPARTMENT TSING MA
9、 CONTROL AREA DIVISION BRIDGE HEALTH SECTION,13,The two cable-stayed bridges in Shenzhen Western Corridor,HIGHWAYS DEPARTMENT TSING MA CONTROL AREA DIVISION BRIDGE HEALTH SECTION,14,Stonecutters Bridge,HIGHWAYS DEPARTMENT TSING MA CONTROL AREA DIVISION BRIDGE HEALTH SECTION,15,Part 2 System Architec
10、ture and Operation of WASHMS,HIGHWAYS DEPARTMENT TSING MA CONTROL AREA DIVISION BRIDGE HEALTH SECTION,16,HIGHWAYS DEPARTMENT TSING MA CONTROL AREA DIVISION BRIDGE HEALTH SECTION,17,System Architecture of WASHMS,The four WASHMSs, i.e. LFC-WASHMS, TKB-WASHMS, SWC-WASHMS and SCB-WASHMS, are all configu
11、red into six integrating modules: Sensory System (SS) Data Acquisition and Transmission System (DATS) Portable Data Acquisition System (PDAS) Data Processing and Control System (DPCS) Structural Health Evaluation System (SHES) Portable Inspection and Maintenance System (PIMS),HIGHWAYS DEPARTMENT TSI
12、NG MA CONTROL AREA DIVISION BRIDGE HEALTH SECTION,Sensory System (SS) Loading Sources Wind Loading Thermal Loading Traffic (Highway & Railway) Loading Seismic Loading Corrosion Status (Future) Structural Characteristics Global Dynamic Characteristics Static Influence Coefficients Bridge Responses Te
13、nsile Force in Cables Geometric Configurations Strain/Stress Distributions Remaining Fatigue Life Estimation,18,Loads,Bridge,Response,HIGHWAYS DEPARTMENT TSING MA CONTROL AREA DIVISION BRIDGE HEALTH SECTION,19,DAU-1,DAU-2,DAU-4,DAU-3,PDAS,SS-4,RSS,SS-3,SS-2,SS-1,DPCS,SHES,PIMS,Schematic Layout of A
14、Typical WASHMS,Communication with other WASHMS,Cabling Network in Bridge includes: LCNS, GCNS and DVE,CCNS,Flow Chart for Normal Operation of WASHMS,HIGHWAYS DEPARTMENT TSING MA CONTROL AREA DIVISION BRIDGE HEALTH SECTION,20,HIGHWAYS DEPARTMENT TSING MA CONTROL AREA DIVISION BRIDGE HEALTH SECTION,21
15、,Part 3 Current WASHMS,HIGHWAYS DEPARTMENT TSING MA CONTROL AREA DIVISION BRIDGE HEALTH SECTION,22,Layout of Sensory System (SS),Layout of SS and DAS in LFC-WASHMS (TMB Part),Layout of SS and DAS in LFC-WASHMS (KSMB Part),Layout of SS and DAS in TKB-WASHMS,HIGHWAYS DEPARTMENT TSING MA CONTROL AREA D
16、IVISION BRIDGE HEALTH SECTION,26,Details of Different Types of Sensory System,Accelerometers,HIGHWAYS DEPARTMENT TSING MA CONTROL AREA DIVISION BRIDGE HEALTH SECTION,27,QA 700 Q-Flex Accelerometer,HIGHWAYS DEPARTMENT TSING MA CONTROL AREA DIVISION BRIDGE HEALTH SECTION,28,General Arrangement of Accelerometer Fixing Enclosure,SECTION A - A,PLAN ON ACCELEROMETER FIXED EXCLOSURE,
