Systemelementsdaten/en: Unterschied zwischen den Versionen
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{{Navigation|vorher=Load definition/ Model input|hoch=Work steps for model creation|nachher=Operation plan}} | {{Navigation|vorher=Load definition/ Model input|hoch=Work steps for model creation|nachher=Operation plan}} | ||
Once the system elements have been created in the system plan, the calculation method for | Once the system elements have been created in the system plan, the calculation method for individual system elements is selected and appropriate parameters are inserted. This is done in the [[Special:MyLanguage/Fenster der Systemelemente#Datenblatt der Systemelemente|data sheet]] for each respective system element. | ||
The determination of parameters can vary greatly. Some are known (e.g. diameter of a circular pipe), others require extensive preliminary work in a GIS (e.g. the division of a subcatchment using soil maps, land use maps, determining gradients from a DTM in areas reacting hydrologically similar and finally elementary areas). | The determination of parameters can vary greatly. Some are known (e.g. diameter of a circular pipe), others require extensive preliminary work in a GIS (e.g. the division of a subcatchment using soil maps, land use maps, determining gradients from a DTM in areas reacting hydrologically similar and finally elementary areas). | ||
Even if parameters are not known and they are the objective of a calibration, a first estimate must be appointed as an inital value for the calibration. | Even if parameters are not known and they are the objective of a calibration, a first estimate must be appointed as an inital value for the calibration. | ||
Aktuelle Version vom 26. Januar 2021, 11:03 Uhr
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| | Once the system elements have been created in the system plan, the calculation method for individual system elements is selected and appropriate parameters are inserted. This is done in the data sheet for each respective system element.
The determination of parameters can vary greatly. Some are known (e.g. diameter of a circular pipe), others require extensive preliminary work in a GIS (e.g. the division of a subcatchment using soil maps, land use maps, determining gradients from a DTM in areas reacting hydrologically similar and finally elementary areas).
Even if parameters are not known and they are the objective of a calibration, a first estimate must be appointed as an inital value for the calibration.