ANNEX-2 02 Behrens Awi Modeling

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Simulation Module within GITEWSAWI’s Contribution

Simulation Module within GITEWSAWI’s Contribution

Jörn Behrens

Alfred Wegener Institutefor Polar and Marine Research

Bremerhaven, Germanyjbehrens@awi-bremerhaven.de

Acknowledge contributions byAlexey Androsov, Stephan Braune, Sven Harig, Wolfgang Hiller,

Florian Klaschka, Widodo Pranowo, Jens Schröter, Olga Startseva, Eifu Taguchi

Jörn Behrens

Alfred Wegener Institutefor Polar and Marine Research

Bremerhaven, Germanyjbehrens@awi-bremerhaven.de

Acknowledge contributions byAlexey Androsov, Stephan Braune, Sven Harig, Wolfgang Hiller,

Florian Klaschka, Widodo Pranowo, Jens Schröter, Olga Startseva, Eifu Taguchi

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Institute – in shortInstitute – in short

1980: Institute founded State 2005:

- Budget: 103 Mio. Euro- 788 Staff

Funding:- 90% Research State Dept. (BMBF)- 8% State of Bremen- 1% States Brandenburg and Schleswig-Holstein- Third party funding

Member in Helmholtz-Gemeinschaft

1980: Institute founded State 2005:

- Budget: 103 Mio. Euro- 788 Staff

Funding:- 90% Research State Dept. (BMBF)- 8% State of Bremen- 1% States Brandenburg and Schleswig-Holstein- Third party funding

Member in Helmholtz-Gemeinschaft

ANNEX-2 02 Behrens Awi Modeling

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Institute – Locations in GermanyInstitute – Locations in Germany

Wattenmeerstation SyltWattenmeerstation Sylt

Biologische Anstalt HelgolandBiologische Anstalt Helgoland

Alfred-Wegener-Institutfür Polar- und MeeresforschungBremerhaven

Alfred-Wegener-Institutfür Polar- und MeeresforschungBremerhaven

Forschungsstelle PotsdamForschungsstelle Potsdam

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Institute – Research platformsInstitute – Research platforms

ANNEX-2 02 Behrens Awi Modeling

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TeamTeam

Wido

do S

. Pran

owo

Wido

do S

. Pran

owo

Eifu T

aguc

hi

Eifu T

aguc

hi

Sven H

arig

Sven H

arig

Stephan

Brau

ne

Stephan

Brau

ne

Alexey A

ndros

ov

Alexey A

ndros

ov

Florian

Klas

chka

Florian

Klas

chka

Olga Star

tsewa

Olga Star

tsewa

Jörn

Behre

ns

Jörn

Behre

ns

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System OverviewSystem Overview

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Simulation SystemSimulation SystemPD

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TsunAWITsunAWI

Unstructured mesh

Finite elements

Non-linear shallow water eq.

With run-up/inundation

Full set of documents

Restructured and cleaned

License (GPL-like)

First Evaluations (see below)

Gforge repository

(gforge.awi.de) soon available

Unstructured mesh

Finite elements

Non-linear shallow water eq.

With run-up/inundation

Full set of documents

Restructured and cleaned

License (GPL-like)

First Evaluations (see below)

Gforge repository

(gforge.awi.de) soon available

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TsunAWI DiscretizationTsunAWI DiscretizationPD

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TsunAWI ValidationTsunAWI Validation

Run-up BenchmarkRun-up Benchmark

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TsunAWI vs. Tunami-N3TsunAWI vs. Tunami-N3

Tunami-N3Tunami-N3

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TsunAWI vs. Tunami-N3TsunAWI vs. Tunami-N3

1234

567

89

Tunami-N3Tunami-N3

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TsunAWI AnimationTsunAWI Animation

Zur Anzeige wird der QuickTime™ Dekompressor „“

benötigt.

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FrameworkFramework

Java Implementation of Framework (delivered 26/02/07)Java Implementation of Framework (delivered 26/02/07)

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System designSystem design

Documents describing:

Design

Requirements

Interfaces (in progress)

Use cases (to come)

Data quality

Implementation of version 0.5 (05/2007)

Concept for version 12/2007

Documents describing:

Design

Requirements

Interfaces (in progress)

Use cases (to come)

Data quality

Implementation of version 0.5 (05/2007)

Concept for version 12/2007

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IndexingIndexing

Seismic parametersBuoy positionsGPS sensor positionsGauge positionsPositions of interest

Seismic parametersBuoy positionsGPS sensor positionsGauge positionsPositions of interest

Indexed positions: Indexed positions:

Indexed values: Indexed values:

Epicenter, MagnitudeGauge time seriesGPS rupture vectorsWave heightsArrival times

Epicenter, MagnitudeGauge time seriesGPS rupture vectorsWave heightsArrival times

ANNEX-2 02 Behrens Awi Modeling

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SelectionSelection

Comparison Data:Comparison Data:

Epicenter, Magnitude

Gauge time series

GPS rupture vectors

Wave heights

Arrival times

Epicenter, Magnitude

Gauge time series

GPS rupture vectors

Wave heights

Arrival times

Example:Example:

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Best fitBest fit

Given:Given:

Best fit in least squares sense:Best fit in least squares sense:

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SensitivitySensitivityVariation of fault planeVariation of fault plane

Parameter

Slip amountDip angleStrike angleRake angleWidthDepthLocation

Parameter

Slip amountDip angleStrike angleRake angleWidthDepthLocation

Standard model counter part

(14 m) -4 m(12 º) +5 º(-30 º) -10 º(120 º) +10 º(200 km) -50 km(2 km) +0.5 km(2.1 º) 0.5 º (to south)

Standard model counter part

(14 m) -4 m(12 º) +5 º(-30 º) -10 º(120 º) +10 º(200 km) -50 km(2 km) +0.5 km(2.1 º) 0.5 º (to south)

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Sensitivity to slipSensitivity to slip

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Sensitivity to widthSensitivity to widthPD

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Sensitivity – TopographySensitivity – Topography

Corrected SRTMCorrected SRTM Un-corrected SRTMUn-corrected SRTM

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ConclusionsConclusions

Pre-computed scenarios

Scenarios with

Sophisticated source model

Seamless deep-shallow

Run-up

Index database

Multi-Sensor selection

Open interfaces (OGC, etc.)

Intense sensitivity analysis