DSD-INT 2017 Urban flood forecasting in central Shanghai (Pudong Area) - Zhang
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Presentation by Weijun Zhang, Ewaters, at the Delft-FEWS - International User Days, during Delft Software Days - Edition 2017. Thursday, 26 October 2017, Delft.
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DSD-INT 2017 Urban flood forecasting in central Shanghai (Pudong Area) - Zhang
- 1. Acknowledgements Urban flood forecasting in central Shanghai (Pudong Area) using Delft-FEWS Weijun Zhang Ewaters Environmental Science & Technology(Shanghai) 2017 Delft-FEWS User Days 1
- 2. Project background1 1 宜水环境科技（上海）有限公司 Objectives and the system design 1 2 Phase I deliverables1 3 Client’s expectations beyond1 4
- 4. • The Project was supported by the Cooperation Framework between the South Holland Province and Pudong Municipal Government; • Founded by Pudong Municipal Government and developed by Ewaters and Deltares cooperation; • Expect to develop with 3 phases; • Phase I completed and in operation since July 2017. AcknowledgementsProject background 2017 Delft-FEWS User Days 4
- 5. Background 5 Project Site –Pudong New Distr ict/ Shanghai East Area • 1400km2 • 6m people • Under rapid development • Terrain（3.0~4.5m） • Costal line 46km • Dense of River network 2017 Delft-FEWS User Days
- 6. 6 Challenge of f looding Background • The flat terrain, locked by the major Huangpu River and coastal line, leads to increasing threats in dealing with extreme weather conditions, storm surge, as well as the climate change. 2017 Delft-FEWS User Days
- 7. Objectives and the system design 2 宜水环境科技（上海）有限公司
- 8. Objectives – Data to knowledge for decision making • Hot topics on Smart City/ Big data/Intelligent water Management in China • Telemetry Systems are well developed, huge amount of data available • The central CBD and a number towns were flooded twice in 2015, but struggled to use the data efficiently , and to help make good decisions • Develop a good framework to integrate all available data and intelligent solutions • Improve the quality of technical outputs for decision making • Develop applications with Delft-FEWS was considered the right choice 宜水环境科技（上海）有限公司82017 Delft-FEWS User Days
- 9. 9 System Development Works • Framework, functionality design • Data Integration of meteorology, river& tide level, Pumps and gates • Conversion and quality check • MIKE model conversion to SOBEK • Urban SW 1D+2D model development, • Model calibration • Development, operational testing • Installation and training and support 2017 Delft-FEWS User Days
- 10. 技术路线 宜水环境科技（上海）有限公司 Weather F Rain D Rainfall Met Data GIS Real Time Data Forecast Result Outputs Historical Data … Structure Status Telemetry Data scenarios dam break operations rain events …… Trunk Model Rainfall Forecast Model request Risk Evaluation Analysis FloodInfo Management Reports Risk Map Oper- Scenarios Query and Brows Hydro Info User Define Prepared Scenarios Conferen cing DSS System Distributed Dynamic Models Pudong Urban Delft-FEWS System Conceptual Framework F Map Assets Web Interface Sub-Model 1 Sub-Model n Sub-model 2 Real Time 2017 Delft-FEWS User Days 10
- 13. 13 Background System Boundar ies 2017 Delft-FEWS User Days
- 14. 14 • 120+ Rain gauges • 15 Wind stations • 18 tidal sites • 56 river level site、 • 14 flow sites • 300+sites of interests Development Integration of real time measured data 2017 Delft-FEWS User Days
- 15. 15 • Missing data • Suspected data • Data flag • Better data for model upgrade of initial condition D a t e p r o c e s s m o d e l Development 2017 Delft-FEWS User Days
- 16. 16 • Whole Pudong plus fengxian and minhang together(2200km2) • 884 Rivers with 8173 cross sections • 1673 catchments including 77 pumps drainage sub； • 58 pumps and gates • 59 rainfall stations • 13 tide sites Development S O B E K 1 D R i v e r m o d e l 2017 Delft-FEWS User Days
- 17. 40个实测水位站点模拟成果与实测值 （菲特台风2013年10月7日0点~2013年10月11日0点） Calibration Using 40 monitoring river level for calibration Development 实测值 模拟值 2017 Delft-FEWS User Days 17
- 18. 18 evelSOBEK-Urban 1D-2D Pipe model 2017 Delft-FEWS User Days
- 20. 2017 Delft-FEWS User Days 20
- 21. 2017 Delft-FEWS User Days 21
- 22. 22 DevelopmentSy s t e m O v e r a l l S C A D A D i s p l a y 2017 Delft-FEWS User Days
- 23. 23 Manhole level & flooding forecast & waring Manhole water level of Lujiazui & Huinan Dynamic flood animation Flooding depth and inundation time analysis & statistic Forecast 2017 Delft-FEWS User Days
- 24. 24 Su Major system components • Connection to Telemetry data through WISKI • Connection with Met Services Forecast • 2200 km2 river model • 2 Urban SW 1D&2D models 2017 Delft-FEWS User Days
- 26. 26 Su Where to go • Operational, under examination • More robust by using RTC • Web based online system? • Scenario management within Delft-FEWS made easy? • Adopt 3Di possible? • Expand the system to include more urban models, to address more urban details 2017 Delft-FEWS User Days
- 27. 27 Su Acknowledgement Acknowledgement to Deltares for the good cooperation and support in successfully delivering this very complicated project. 2017 Delft-FEWS User Days