[18198] | 1 | %Start defining model parameters here
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| 2 |
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| 3 | %Geometry
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| 4 | hmin=300;
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| 5 | hmax=1000;
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| 6 | ymin=min(md.mesh.y);
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| 7 | ymax=max(md.mesh.y);
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| 8 | xmin=min(md.mesh.x);
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| 9 | xmax=max(md.mesh.x);
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| 10 | md.geometry.thickness=hmax+(hmin-hmax)*(md.mesh.y-ymin)/(ymax-ymin)+0.1*(hmin-hmax)*(md.mesh.x-xmin)/(xmax-xmin);
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| 11 | md.geometry.base=-md.materials.rho_ice/md.materials.rho_water*md.geometry.thickness;
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| 12 | md.geometry.surface=md.geometry.base+md.geometry.thickness;
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| 13 |
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| 14 | %Initial velocity and pressure
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| 15 | x = transpose(ncread('../Data/SquareShelf.nc','x'));
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| 16 | y = transpose(ncread('../Data/SquareShelf.nc','y'));
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| 17 | vx = transpose(ncread('../Data/SquareShelf.nc','vx'));
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| 18 | vy = transpose(ncread('../Data/SquareShelf.nc','vy'));
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| 19 | index = transpose(ncread('../Data/SquareShelf.nc','index'));
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| 20 | md.initialization.vx=InterpFromMeshToMesh2d(index,x,y,vx,md.mesh.x,md.mesh.y);
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| 21 | md.initialization.vy=InterpFromMeshToMesh2d(index,x,y,vy,md.mesh.x,md.mesh.y);
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| 22 | clear vx vy x y index;
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| 23 | md.initialization.vz=zeros(md.mesh.numberofvertices,1);
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| 24 | md.initialization.pressure=zeros(md.mesh.numberofvertices,1);
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| 25 |
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| 26 | %Materials
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| 27 | md.initialization.temperature=(273-20)*ones(md.mesh.numberofvertices,1);
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| 28 | md.materials.rheology_B=paterson(md.initialization.temperature);
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| 29 | md.materials.rheology_n=3*ones(md.mesh.numberofelements,1);
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| 30 |
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| 31 | %Friction
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| 32 | md.friction.coefficient=20*ones(md.mesh.numberofvertices,1);
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[25836] | 33 | md.friction.coefficient(find(md.mask.ocean_levelset<0.))=0.;
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[18198] | 34 | md.friction.p=ones(md.mesh.numberofelements,1);
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| 35 | md.friction.q=ones(md.mesh.numberofelements,1);
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| 36 |
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| 37 | %Numerical parameters
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| 38 | md.masstransport.stabilization=1;
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| 39 | md.thermal.stabilization=1;
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| 40 | md.settings.waitonlock=30;
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| 41 | md.verbose=verbose(0);
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| 42 | md.stressbalance.restol=0.10;
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| 43 | md.steadystate.reltol=0.02;
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| 44 | md.stressbalance.reltol=0.02;
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| 45 | md.stressbalance.abstol=NaN;
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| 46 | md.timestepping.time_step=1;
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| 47 | md.timestepping.final_time=3;
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| 48 |
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| 49 | %Boundary conditions:
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| 50 | md=SetIceShelfBC(md,'./SquareFront.exp');
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| 51 |
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| 52 | %Change name so that no test have the same name
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| 53 | A=dbstack;
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| 54 | if (length(A)>2), md.miscellaneous.name=A(3).file(1:end-2); end
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