Ny Powerpointmaster - HydroCast - DHI

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Hydrologiske prognoser og data assimilering

Hydrological data assimilation

Time of

forecast

Short-range forecast

Weather radar

nowcast

Medium-range forecast

Hydrological ensemble forecast

Seasonal forecast

Recommendations
Info

Eksempel på opdatering af modelprognose for vandføring ved model med data assimilering Step 1: A B - Prognose - Usikkerhed på prognose Step 2: B D - Opdatering = feedback fra måledata til model - Vægtning mellem data (C) og model (B) D - Opdatering af tilstandsvariable i model - Reduktion af usikkerhed 4σ 4σ

Hydrologiske prognoser og data assimilering Hydrological data assimilation Time of forecast Short-range forecast Weather radar nowcast Medium-range forecast Hydrological ensemble forecast Seasonal forecast

Page 1 and 2: Perspektiver i anvendelse af hydrol
Page 3 and 4: • HydroCast - Hydrological Foreca
Page 5: Hvad er data assimilering (DA)?
Page 9 and 10: Eksempel: Grundvandsmodellering af
Page 11 and 12: Alternativt bruges en grundvandsmod
Page 13 and 14: Desuden vil DA metoden give et ruml
Page 15: Hmmmm.

Ny Powerpointmaster - HydroCast - DHI

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