SimVascular / SimVascular/svMultiPhysics
2D struct simulation fails
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@ktbolt is already working on this.
Since May 27, 2026.
bug
- Dominant language
- C++
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- 45
- Forks
- 60
- Avg merge
- 5d 23h
- Merged PRs (30d)
- 11
Description
Description
A simulation using the struct equation with the nHK material model fails for 2D triangle elements
---------------------------------------------------------------------
Eq N-i T dB Ri/R1 Ri/R0 R/Ri lsIt dB %t
---------------------------------------------------------------------
ST 1-1 1.100e-01 [0 1.000e+00 1.000e+00 9.405e-05] [296 -1 54]
ST 1-2 2.670e-01 [-3 6.816e-01 6.816e-01 9.201e-05] [572 -4 71]
ST 1-3 5.140e-01 !93 4.841e+04 4.841e+04 2.385e-01! !1000 0 82! WARNING: The linear system solution has not converged
ST 1-4 7.550e-01 !725 1.844e+36 1.844e+36 1.672e+02! !1000 0 81! WARNING: The linear system solution has not converged
ST 1-5 9.940e-01 !2147483647 inf inf nan! !1000 0 81! WARNING: The linear system solution has not converged
ST 1-6 1.234e+00 [0 nan nan nan] !1000 0 81! WARNING: The linear system solution has not converged
Reproduction
Run a simulation using the struct equation with the nHK material model fails for 2D triangle elements.
Expected behavior
A simulation using the struct equation with the nHK material model fails for 2D triangle elements should not fail.
Additional context
No response
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