# \#heat-flow-dynamic-co

**URL:** https://community.geodynamics.org/tag/heat-flow-dynamic-co/167.md

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## [Evolving Dirichlet boundary temperature](https://community.geodynamics.org/t/evolving-dirichlet-boundary-temperature/4450)

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**Author:** [@optimux](https://community.geodynamics.org/u/optimux)\
**Replies:** 13\
**Last updated:** [February 9, 2026, 6:16am UTC](https://community.geodynamics.org/t/evolving-dirichlet-boundary-temperature/4450 "2026-02-09T06:16:45Z")

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Hello everyone, Hope you’re doing good. I’m having trouble with boundary temperature model. What I’m doing is mantle convection coupled with core cooling. The core is assumed to be an isothermal heating bath, i.e., we o…