Changes between Version 43 and Version 44 of FluxLimitedDiffusion
- Timestamp:
- 03/21/13 11:47:08 (12 years ago)
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FluxLimitedDiffusion
v43 v44 202 202 203 203 204 If we ignore the change in the Planck function due to heating during the implicit solve, it is equivalent to setting [[latex(\ bar{\psi} = 1)]] in the term involving [[latex(e^n_i)]] and then setting [[latex(\psi \phi^n_i) = 0]]. This gives the following equation:204 If we ignore the change in the Planck function due to heating during the implicit solve, it is equivalent to setting [[latex(\psi \phi = 0)]] This gives the following equations: 205 205 206 206 [[latex(\left [ 1 + \psi \left( \alpha^n_{i+1/2} + \alpha^n_{i-1/2} + \epsilon^n_i \right ) \right ] E^{n+1}_i - \left ( \psi \alpha^n_{i+1/2} \right ) E^{n+1}_{i+1} - \left ( \psi \alpha^n_{i-1/2} \right ) E^{n+1}_{i-1} =\left [ 1 - \bar{\psi} \left( \alpha^n_{i+1/2} + \alpha^n_{i-1/2} + \epsilon^n_i \right ) \right ] E^n_i+ \left ( \bar{\psi} \alpha^n_{i+1/2} \right ) E^{n}_{i+1} + \left ( \bar{\psi} \alpha^n_{i-1/2} \right ) E^{n}_{i-1} +\phi^n_i e^n_i + \theta^n_i)]]