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Fix mEVP/aEVP: zero stress tensor before thin-ice cycle to prevent stale stress application #950

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Fix mEVP/aEVP: zero stress tensor before thin-ice cycle to prevent stale stress application #950

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Fix mEVP/aEVP: zero stress tensor before thin-ice cycle to prevent st…
patrickscholz Jun 26, 2026
0ee2410
Merge branch 'main' into workbench_fix_evp_frozen_stress
patrickscholz Jun 29, 2026
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14 changes: 12 additions & 2 deletions src/ice_maEVP.F90
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Original file line number Diff line number Diff line change
Expand Up @@ -138,7 +138,12 @@ subroutine stress_tensor_m(ice, partit, mesh)
if (ulevels(elem) > 1) cycle

msum=sum(m_ice(elnodes))*val3
if(msum<=0.01_WP) cycle !DS
if(msum<=0.01_WP) then
sigma11(elem) = 0.0_WP
sigma22(elem) = 0.0_WP
sigma12(elem) = 0.0_WP
cycle
end if
asum=sum(a_ice(elnodes))*val3

dx=gradient_sca(1:3,elem)
Expand Down Expand Up @@ -1061,7 +1066,12 @@ subroutine stress_tensor_a(ice, partit, mesh)
elnodes=elem2D_nodes(:,elem)

msum=sum(m_ice(elnodes))*val3
if(msum<=0.01_WP) cycle !DS
if(msum<=0.01_WP) then
sigma11(elem) = 0.0_WP
sigma22(elem) = 0.0_WP
sigma12(elem) = 0.0_WP
cycle
end if
asum=sum(a_ice(elnodes))*val3

dx=gradient_sca(1:3,elem)
Expand Down
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