Numerical aquifers as auxiliary cells instead of grid cells - #7309

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hnil wants to merge 32 commits into

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hnil:pr/numerical-aquifer-auxcells

Commits on Aug 14, 2026

models: size per-DOF containers for auxiliary DOFs

hnil
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claude
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516b99d
TpfaLinearizer: restrict flow reporting to grid DOFs

hnil
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claude
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a2be012
flow: size the nonlinear-update vectors for auxiliary DOFs

hnil
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claude
committed
ad4f15f
BlackoilWellModel: size is_cell_perforated_ by the model DOF count

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claude
committed
ee58296
TpfaLinearizer: give auxiliary DOFs their neighbor-info rows

hnil
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claude
committed
3accc2d
models: fix the registration and initialization of auxiliary DOFs

hnil
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claude
committed
ed3db8f
FIBlackoilModel: update intensive quantities of auxiliary DOFs

hnil
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claude
committed
dcd1ec5
TpfaLinearizer: refuse auxiliary DOFs on the GPU assembly path

hnil
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claude
committed
58cb5f4
models: let an auxiliary module declare that it carries model equations

hnil
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claude
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c281f43
Newton: include auxiliary cells in the error norm, weights and switching

hnil
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claude
committed
47fa06f
Transmissibility: allow non-geometric connections to be authored

hnil
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claude
committed
0287779
NonlinearSystemBlackOilReservoir: measure convergence on auxiliary cells

hnil
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claude
committed
7b78ed0
models: add a seam for registering auxiliary modules with DOFs

hnil
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claude
committed
f7ef1ea
models: refuse auxiliary equation DOFs on an element-driven linearizer

hnil
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claude
committed
58e9040
FIBlackoilModel: only update auxiliary intensive quantities where they exist

hnil
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claude
committed
37df9fd
BlackoilWellModel: place the CPR well rows behind every reservoir row

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claude
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d8525ce
CPR: give the auxiliary degrees of freedom a pressure weight

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claude
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d961737
Blackoil: state when the intensive quantities can be updated without an element

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729e7e0
Blackoil: compute the energy quantities in the element-context-free update

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claude
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bb32fea
ParallelEclipseState: forward the numerical aquifer mode

hnil
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claude
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22d09ab
aquifers: numerical aquifers as auxiliary cells

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5a0cb8e
FlowProblem: wire auxiliary cell modules in

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6095210
flow: expose --numerical-aquifer-mode

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5b81606
aquifers: give the aux cells state, parameters and a stable numbering

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ed26ca2
FlowProblemBlackoil: size the per-DOF blackoil state for auxiliary cells

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claude
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6fafcf8
FlowProblem: give the auxiliary cells their PVT and saturation regions

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fc19244
aquifers: report a numerical aquifer that lives outside the grid

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67c5aca
aquifers: apply the region multipliers to the aux cells' connections

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07bdfaa
tests: compare the two numerical-aquifer representations against each other

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5047085
FIP: count the auxiliary cells in the field and region totals

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claude
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f437266
Linear solver: describe the owned rows as bands, not as a prefix

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claude
committed
78b11cc
FlowProblem: refuse auxiliary cells in parallel until they are partitioned

hnil
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claude
committed
cdf3acd

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Numerical aquifers as auxiliary cells instead of grid cells - #7309

Numerical aquifers as auxiliary cells instead of grid cells#7309
hnil wants to merge 32 commits into
OPM:masterfrom
hnil:pr/numerical-aquifer-auxcells

Commits on Aug 14, 2026

models: size per-DOF containers for auxiliary DOFs

TpfaLinearizer: restrict flow reporting to grid DOFs

flow: size the nonlinear-update vectors for auxiliary DOFs

BlackoilWellModel: size is_cell_perforated_ by the model DOF count

TpfaLinearizer: give auxiliary DOFs their neighbor-info rows

models: fix the registration and initialization of auxiliary DOFs

FIBlackoilModel: update intensive quantities of auxiliary DOFs

TpfaLinearizer: refuse auxiliary DOFs on the GPU assembly path

models: let an auxiliary module declare that it carries model equations

Newton: include auxiliary cells in the error norm, weights and switching

Transmissibility: allow non-geometric connections to be authored

NonlinearSystemBlackOilReservoir: measure convergence on auxiliary cells

models: add a seam for registering auxiliary modules with DOFs

models: refuse auxiliary equation DOFs on an element-driven linearizer

FIBlackoilModel: only update auxiliary intensive quantities where they exist

BlackoilWellModel: place the CPR well rows behind every reservoir row

CPR: give the auxiliary degrees of freedom a pressure weight

Blackoil: state when the intensive quantities can be updated without an element

Blackoil: compute the energy quantities in the element-context-free update

ParallelEclipseState: forward the numerical aquifer mode

aquifers: numerical aquifers as auxiliary cells

FlowProblem: wire auxiliary cell modules in

flow: expose --numerical-aquifer-mode

aquifers: give the aux cells state, parameters and a stable numbering

FlowProblemBlackoil: size the per-DOF blackoil state for auxiliary cells

FlowProblem: give the auxiliary cells their PVT and saturation regions

aquifers: report a numerical aquifer that lives outside the grid

aquifers: apply the region multipliers to the aux cells' connections

tests: compare the two numerical-aquifer representations against each other

FIP: count the auxiliary cells in the field and region totals

Linear solver: describe the owned rows as bands, not as a prefix

FlowProblem: refuse auxiliary cells in parallel until they are partitioned