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Mo-i-Rana - September 2002 Dam-break floods and sediment movement 1 IMPACT - WP4 Dam-break induced floods and sediment movement.

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Presentation on theme: "Mo-i-Rana - September 2002 Dam-break floods and sediment movement 1 IMPACT - WP4 Dam-break induced floods and sediment movement."— Presentation transcript:

1 Mo-i-Rana - September 2002 Dam-break floods and sediment movement 1 IMPACT - WP4 Dam-break induced floods and sediment movement

2 Mo-i-Rana - September 2002 Dam-break floods and sediment movement 2 Debris flow : research programme Experiments : acting forces (UDT) –Uniform material Months 1-18 –Graded material Months BM UDT ?

3 Mo-i-Rana - September 2002 Dam-break floods and sediment movement 3 Near-field dam break : programme Experiments: uniform material (UCL) –Same bed levels Months 1-9 –Initial step in bed levels Months 1-9 BM UCL 2 BM UCL 1

4 Mo-i-Rana - September 2002 Dam-break floods and sediment movement 4 Near-field dam break : programme Mathematical modelling (UCL) –1D model: months 1-6 –2D-V model: months BM UCL 3

5 Mo-i-Rana - September 2002 Dam-break floods and sediment movement 5 Near-field : research programme Validation of codes (UDT, UCL, Cem) –Uniform debris flow (to be clarified) Months BM UDT ?

6 Mo-i-Rana - September 2002 Dam-break floods and sediment movement 6 Near-field : research programme Validation of codes (UDT, UCL, Cem) –1D dam-break flow in the near field Months –2D-V dam-break flow Months BM UCL 2 BM UCL 1 BM UCL 3

7 Mo-i-Rana - September 2002 Dam-break floods and sediment movement 7 Far field : research programme Laboratory experiments –Dam-break in an initially prismatic valley (UCL) Uniform material Graded material Months BM UCL 4

8 Mo-i-Rana - September 2002 Dam-break floods and sediment movement 8 Far field : research programme Laboratory experiments –Large-scale model (Châtelet) Prismatic valley Enlargement Months BM Chat

9 Mo-i-Rana - September 2002 Dam-break floods and sediment movement 9 Far field : research programme Field experiments –Norwegian dam (SG) Geomorphic survey (to be checked) Months 9-12 and BM Norway

10 Mo-i-Rana - September 2002 Dam-break floods and sediment movement 10 Far field : research programme Numerical modelling –Extension of 2D-H model (UCL) Bank erosion Months ° 37° 85° V bank

11 Mo-i-Rana - September 2002 Dam-break floods and sediment movement 11 Far field : research programme Validation (UCL, UDT, Cemagref, IST) –Laboratory tests Prismatic valley (UCL) Enlargement (Châtelet) BM UCL 4BM Chat

12 Mo-i-Rana - September 2002 Dam-break floods and sediment movement 12 Far field : research programme Validation (UCL, UDT, Cemagref, IST) –Field tests WP2 Norwegian dam ? Lake Ha!Ha! Months BM Ha!Ha! BM Norway

13 Mo-i-Rana - September 2002 Dam-break floods and sediment movement 13 Benchmark summary Near field Far field BM Ha!Ha! BM Norway BM UCL 4 BM Chat BM UCL 3 BM UCL 2 BM UCL 1 BM UDT ?


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