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Runoff generation determines the amount of effective precipitation from the rainfall. From this, the components surface runoff, infiltration, evaporation and interflow are derived. By defaut, snow calculation is carried out at temperatures below zero °C and is based on the Snow-Compaction-Method. Regarding the algorithms of the method, reference is made to the relevant literature. | |||
The natural process from precipitation to runoff is divided into individual phases for the mathematical simulation. In the runoff generation phase, the precipitation (system load) is divided into the "effective precipitation" | The natural process from precipitation to runoff is divided into individual phases for the mathematical simulation. In the runoff generation phase, the precipitation (system load) is divided into the "effective precipitation" which is transformed into runoff, and the losses not affecting runoff (wetting, depression, evaporation and infiltration losses). Therefore, this phase is also called load distribution. The resulting mathematical equation for the momentary load distribution is as follows: |
Aktuelle Version vom 25. November 2020, 11:41 Uhr
Runoff generation determines the amount of effective precipitation from the rainfall. From this, the components surface runoff, infiltration, evaporation and interflow are derived. By defaut, snow calculation is carried out at temperatures below zero °C and is based on the Snow-Compaction-Method. Regarding the algorithms of the method, reference is made to the relevant literature. The natural process from precipitation to runoff is divided into individual phases for the mathematical simulation. In the runoff generation phase, the precipitation (system load) is divided into the "effective precipitation" which is transformed into runoff, and the losses not affecting runoff (wetting, depression, evaporation and infiltration losses). Therefore, this phase is also called load distribution. The resulting mathematical equation for the momentary load distribution is as follows: