Surface-ground water interaction: From watershed process ...
Ground Water Surface Water Interaction
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Transcript of Ground Water Surface Water Interaction
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Jacob Gudbjerg Jan Gregersen
Grundvands og overfladevands udveksling
Web baseret analyse af vandløbspåvirkning fra vandindvinding
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Jacob Gudbjerg Jan Gregersen
SøMod Projektet
Tilskud til miljøeffektiv teknologi 2009
Miljøstyrelsen
Grundvand/Overfladevand
Der kan søges om tilskud til projekter, somOmfatter:
udvikling af integrerede metoder til atopnå større kendskab til balancer iforbindelse med sørestaurering,herunder forståelse af udvekslingmellem overfladevand og grundvandsom funktion af geologi, hydrologi ogVandkvalitet
udvikling og afprøvning af hensigtsmæssigeog effektive kombinationer af IT-systemer og feltværktøjer til kortlægning af især overfladenære grundvandsmagasiner og deres kontakt til terrestriske og akvatiske økosystemer.
Periode: 4. januar 2010 – 31 december 2010
Volumen: 16 mandemåneder
Refererer til: Karin Dahlgren, By- og Landskabsstyrelsen
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Jacob Gudbjerg Jan Gregersen
Overordnet formål
Sørestaurering
Beskidt sø Ren sø
En tredjedel af de danske søer lever ikke op til regionernes målsætninger for søernes tilstand
Ifølge EU’s vandrammedirektiv (artikel 4, a, ii) skal der inden 2015 være opnået en god økologisk tilstand i vandmiljøet
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Jacob Gudbjerg Jan Gregersen
Tiltag
Spildevand Arealanvendelse Markdræn
Aluminiumklorid
Opfiskning
Opgravning
Beskytte planter
Iltning
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Jacob Gudbjerg Jan Gregersen
Målinger
Seepage meter Temperatur Potentialer
Klimadata
Iltisotoper 16O 18O Afstrømning
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Jacob Gudbjerg Jan Gregersen
Modelling
Distributed physically based Conceptual model
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Jacob Gudbjerg Jan Gregersen
Sømod modellen
Vand objekt
Potentiale / tryk
TemperaturStoffer (c1, c2, …)
……..
Vandløb OplandKlima Sø Grundvand
Tidsserier
Geometri / GIS
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Jacob Gudbjerg Jan Gregersen
Sømod modellen
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Jacob Gudbjerg Jan Gregersen
Sømod modellenSpecial moduler
Seepage meter Temperatur Potentialer
Klimadata
Iltisotoper 16O 18O
GW +Darcy
GW +Temp
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Jacob Gudbjerg Jan Gregersen
Sømod modellenKonfigurering
OpenMI Windows Workflow Foundation
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Jacob Gudbjerg Jan Gregersen
Sømod model
• Konceptuel Hurtig beregning• Open source• Modul opbygget• Let at bruge• Let at tilpasse
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Jacob Gudbjerg Jan Gregersen
Fyn GW model
Vejle GW model
Web ground water server
Client PC
<< End user>> << Data and model providers>>
UseConfigure
Create and maintain models and data sources
Map server (eg. Google Maps)
Web baseret Grundvand
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Jacob Gudbjerg Jan Gregersen
Available models:National model Regional model Local model
Model Scenarios Results
Ground water something…. Platform ? http://something....
1: Open web page; 2: Zoom to area of interest ; 3:View available models for this location; 4: Select model to use.
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Jacob Gudbjerg Jan Gregersen
Model Scenarios Results
Load Save Run
Ground water something…. Platform ? http://something....
5: Click on map to insert new well; 6: click on river to identify the point of interest; 7: Define filter depths; 8: Define abstraction rate; 9:define simulation period; 11: Save scenario; 10: Run scenario.
New well location
Point of interest in the river
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Jacob Gudbjerg Jan Gregersen
Model Scenarios Results
Load Save Run
Ground water something…. Platform ? http://something....
12: Investigate results
Flow [liters/sec]
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Jacob Gudbjerg Jan Gregersen
Slut