[23096] | 1 | % creating thickness
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| 2 | md.geometry.bed=-100-abs(md.mesh.x)/1000;
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| 3 | md.geometry.base=-90*ones(md.mesh.numberofvertices,1);
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| 4 | md.geometry.surface=10*ones(md.mesh.numberofvertices,1);
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| 5 | md.geometry.thickness=md.geometry.surface-md.geometry.base;
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[25836] | 6 | md.mask.ocean_levelset=-1*ones(md.mesh.numberofvertices,1);
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[23096] | 7 |
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| 8 | % creating basal drag
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| 9 | md.friction.coefficient=sqrt(10^7)*ones(md.mesh.numberofvertices,1); %q=1.
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| 10 | md.friction.p=3*ones(md.mesh.numberofelements,1);
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| 11 | md.friction.q=zeros(md.mesh.numberofelements,1);
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| 12 |
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| 13 | % creating flow law paramter
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| 14 | md.materials.rheology_B=1/((10^-25)^(1/3))*ones(md.mesh.numberofvertices,1);
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| 15 | md.materials.rheology_n=3*ones(md.mesh.numberofelements,1);
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| 16 | md.materials.rheology_law='None';
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| 17 |
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| 18 | % creating boundary conditions
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| 19 | md=SetIceShelfBC(md,'./front.exp');
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| 20 | md.stressbalance.spcvx=NaN*ones(md.mesh.numberofvertices,1);
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| 21 | md.stressbalance.spcvy=NaN*ones(md.mesh.numberofvertices,1);
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| 22 | md.stressbalance.spcvz=NaN*ones(md.mesh.numberofvertices,1);
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| 23 | pos=find((md.mesh.y<50000.1 & md.mesh.y>49999.9) | (md.mesh.y<0.1 & md.mesh.y>-0.1));
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| 24 | md.stressbalance.spcvy(pos)=0;
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| 25 | pos2=find(md.mesh.x<0.1 & md.mesh.x>-0.1);
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| 26 | md.stressbalance.spcvx(pos2)=0;
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| 27 | md.stressbalance.spcvz(pos)=NaN;
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| 28 | md.stressbalance.spcvz(pos2)=NaN;
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| 29 |
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| 30 | % creating forcing conditions
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| 31 | md.smb.mass_balance=0.5*ones(md.mesh.numberofvertices,1);
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| 32 | md.basalforcings.geothermalflux=0.5*ones(md.mesh.numberofvertices,1);
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| 33 | md.thermal.spctemperature=NaN*ones(md.mesh.numberofvertices,1);
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| 34 | md.groundingline.migration='SubelementMigration';
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| 35 |
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| 36 | % setting parameters
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| 37 | md.materials.rho_ice=900;
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| 38 | md.materials.rho_water=1000;
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| 39 | md.constants.g=9.8;
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| 40 | md.constants.yts=3600*24*365;
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| 41 | md.transient.isthermal=0;
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| 42 | md.transient.isgroundingline=1;
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| 43 | md.stressbalance.isnewton=0;
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| 44 |
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| 45 | % setting inital condition
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| 46 | md.initialization.vx=ones(md.mesh.numberofvertices,1);
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| 47 | md.initialization.vy=ones(md.mesh.numberofvertices,1);
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| 48 | md.initialization.vz=ones(md.mesh.numberofvertices,1);
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| 49 | md.initialization.vel=sqrt(2)*ones(md.mesh.numberofvertices,1);
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| 50 | md.initialization.pressure=md.constants.g*md.materials.rho_ice*md.geometry.thickness;
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| 51 | md.initialization.temperature=273*ones(md.mesh.numberofvertices,1);
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