Cardinal Verification and Validation Report

[bfs]
  type = CSVDiff
  input = nek.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 1'

  capabilities = 'nekrs'
  design = 'NekRSProblem.md NekRSMesh.md NekTimeStepper.md NekSideIntegral.md'

  min_parallel = 8
  max_time = 900
  heavy = true

  issues = '#950'

  requirement = 'The system shall compute the backward-facing-step skin-friction coefficient and compare it against reference experimental data.'

  verification = 'bfs.md'
[]

[channel_cimode1]
  type = CSVDiff
  input = nek.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 1 P_ROT=0.0'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the velocity error norms for the manufactured channel-flow solution on an unrotated mesh.'
[]

[channel_cimode2]
  type = CSVDiff
  input = nek.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 2 P_ROT="pi/4"'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the velocity error norms for the manufactured channel-flow solution on a rotated mesh.'
[]

[conj_ht_cimode1]
  type = CSVDiff
  input = nek1.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 1'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the velocity and temperature error norms for the manufactured conjugate heat-transfer solution without characteristic subcycling.'
[]

[conj_ht_cimode2]
  type = CSVDiff
  input = nek2.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 2'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the velocity and temperature error norms for the manufactured conjugate heat-transfer solution using characteristic subcycling.'
[]

[ethier_cimode2]
  type = CSVDiff
  input = nek2.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 2'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the Ethier velocity, pressure, temperature, and passive-scalar error norms using a block velocity solver with characteristic subcycling.'
[]

[ethier_cimode3]
  type = CSVDiff
  input = nek3.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 3'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the Ethier velocity, pressure, temperature, and passive-scalar error norms using projection initial guesses and the SEMFEM pressure preconditioner.'
[]

[ethier_cimode4]
  type = CSVDiff
  input = nek4.i
  csvdiff = nek4_out.csv
  cli_args = '--nekrs-cimode 4'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the Ethier velocity, pressure, temperature, and passive-scalar error norms over an extended simulation using a block velocity solver, characteristic subcycling, and projection initial guesses.'
[]

[ethier_cimode5]
  type = CSVDiff
  input = nek5.i
  csvdiff = nek5_out.csv
  cli_args = '--nekrs-cimode 5'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the Ethier velocity, pressure, temperature, and passive-scalar error norms on a moving mesh using a block velocity solver without characteristic subcycling.'
[]

[ethier_cimode6]
  type = CSVDiff
  input = nek6.i
  csvdiff = nek6_out.csv
  cli_args = '--nekrs-cimode 6'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the Ethier velocity, pressure, temperature, and passive-scalar error norms on a moving mesh using a block velocity solver with characteristic subcycling.'
[]

[ethier_cimode7]
  type = CSVDiff
  input = nek7.i
  csvdiff = nek7_out.csv
  cli_args = '--nekrs-cimode 7'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the Ethier velocity, pressure, temperature, and passive-scalar error norms using projection initial guesses and a Jacobi pressure preconditioner.'
[]

[ethier_cimode8]
  type = CSVDiff
  input = nek8.i
  csvdiff = nek8_out.csv
  cli_args = '--nekrs-cimode 8'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the Ethier velocity, pressure, temperature, and passive-scalar error norms using adaptive time stepping with a prescribed target Courant number.'
[]

[ethier_cimode9]
  type = CSVDiff
  input = nek9.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 9'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the Ethier velocity, pressure, temperature, and passive-scalar error norms using convective advection, a block velocity solver, characteristic subcycling, and a projection pressure initial guess.'
[]

[ethier_cimode10]
  type = CSVDiff
  input = nek10.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 10'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the Ethier velocity, pressure, temperature, and passive-scalar error norms using convective advection, a block velocity solver, and a projection pressure initial guess.'
[]

[ethier_cimode11]
  type = CSVDiff
  input = nek11.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 11'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the Ethier velocity, pressure, temperature, and passive-scalar error norms using a block velocity solver and a Chebyshev-accelerated multigrid pressure smoother.'
[]

[ethier_cimode12]
  type = CSVDiff
  input = nek12.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 12'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the Ethier velocity, pressure, and passive-scalar error norms with the temperature solver disabled.'
[]

[ethier_cimode13]
  type = CSVDiff
  input = nek13.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 13'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the Ethier passive-scalar error norm in a scalar-only simulation.'
[]

[ethier_cimode14]
  type = CSVDiff
  input = nek14.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 14'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the Ethier velocity, pressure, temperature, and passive-scalar error norms using a block velocity solver and an additive overlapping Schwarz multigrid pressure smoother.'
[]

[ktau_channel_nonDimensional]
  type = CSVDiff
  input = nek1.i
  csvdiff = nek1_out.csv
  cli_args = '--nekrs-cimode 1'
  capabilities = 'nekrs'
  max_parallel = 10
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the wall shear stress for non-dimensional turbulent channel flow using the k-tau RANS model and compare it against the reference value.'
[]

[ktau_channel_dimensional]
  type = CSVDiff
  input = nek2.i
  csvdiff = nek2_out.csv
  cli_args = '--nekrs-cimode 2'
  capabilities = 'nekrs'
  max_parallel = 10
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the wall shear stress for dimensional turbulent channel flow using the k-tau RANS model and compare it against the reference value.'
[]

[low_mach_cimode1]
  type = CSVDiff
  input = nek1.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 1'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the velocity, temperature, and passive-scalar error norms for the manufactured low-Mach-flow solution without characteristic subcycling.'
[]

[low_mach_cimode2]
  type = CSVDiff
  input = nek2.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 2'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the velocity, temperature, and passive-scalar error norms for the manufactured low-Mach-flow solution using characteristic subcycling.'
[]

[mv_cyl_cimode1]
  type = CSVDiff
  input = nek1.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 1'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the average temperature, volume, thermodynamic pressure, and thermodynamic-pressure time derivative for an isentropically compressing and expanding cylinder using prescribed mesh motion.'
[]

[mv_cyl_cimode2]
  type = CSVDiff
  input = nek2.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 2'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the average temperature, volume, thermodynamic pressure, and thermodynamic-pressure time derivative for an isentropically compressing and expanding cylinder using characteristic subcycling.'
[]

[mv_cyl_cimode3]
  type = CSVDiff
  input = nek3.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 3'

  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the average temperature, volume, thermodynamic pressure, and thermodynamic-pressure time derivative for an isentropically compressing and expanding cylinder using characteristic subcycling and a projection-initialized mesh-velocity solver.'
[]

[mv_cyl_cimode5]
  type = CSVDiff
  input = nek5.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 5'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the average temperature, volume, thermodynamic pressure, and thermodynamic-pressure time derivative for a rotated, isentropically compressing and expanding cylinder using prescribed mesh motion.'
[]

[mv_cyl_cimode6]
  type = CSVDiff
  input = nek6.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 6'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the average temperature, volume, thermodynamic pressure, and thermodynamic-pressure time derivative for a rotated, isentropically compressing and expanding cylinder using a projection-initialized mesh-velocity solver.'
[]

[periodic_hill_k_tau_sst]
  type = CSVDiff
  input = nek1.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 1'
  capabilities = 'nekrs'
  min_parallel = 8
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the periodic-hill skin friction coefficient using the k-tau SST model and compare it against reference LES data.'
[]

[periodic_hill_k_tau_sst_ddes]
  type = CSVDiff
  input = nek2.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 2'
  capabilities = 'nekrs'
  min_parallel = 8
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the periodic-hill skin friction coefficient using the k-tau SST-DDES model and compare it against reference LES data.'
[]

[periodic_hill_k_tau_sst_iddes]
  type = CSVDiff
  input = nek3.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 3'
  capabilities = 'nekrs'
  min_parallel = 8
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the periodic-hill skin friction coefficient using the k-tau SST-IDDES model and compare it against reference LES data.'
[]

[rbc]
  type = CSVDiff
  input = nek.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 1'
  capabilities = 'nekrs'
  # The mesh contains 16 x 16 x 8 = 2048 elements.
  min_parallel = 8
  max_time = 1800
  heavy = true
  requirement = 'The system shall compute the time-averaged volumetric Nusselt number for Rayleigh-Benard convection and compare it against the reference value.'
[]

[shl_channel_cimode1]
  type = CSVDiff
  input = nek.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 1 P_ROT=0.0'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the velocity error norms for the shear-layer channel solution on an unrotated mesh.'
[]

[shl_channel_cimode2]
  type = CSVDiff
  input = nek.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 2 P_ROT="pi/4"'
  capabilities = 'nekrs'
  max_parallel = 20
  max_time = 900
  heavy = true
  requirement = 'The system shall compute the velocity error norms for the shear-layer channel solution on a rotated mesh.'
[]

[squareCavity]
  type = CSVDiff
  input = nek.i
  csvdiff = nek_out.csv
  rel_err = 1e-5

  capabilities = 'nekrs'
  design = 'NekRSProblem.md NekRSMesh.md NekTimeStepper.md NekHeatFluxIntegral.md'

  min_parallel = 8
  heavy = true

  issues = '#950'

  requirement = 'The system shall be able to solve laminar natural convection in 2D square cavity'
  verification = 'square_cavity_natural_convection.md'
[]

[turb_pipe_periodic]
  type = CSVDiff
  input = nek.i
  csvdiff = nek_out.csv
  cli_args = '--nekrs-cimode 1'

  capabilities = 'nekrs'
  design = 'NekRSProblem.md NekRSMesh.md NekTimeStepper.md NekViscousSurfaceForce.md NekSideIntegral.md'

  min_parallel = 8
  max_time = 900
  # ~7500 MB, gives about 680/slot; number of slots must be larger than
  # number of ranks to be in effect
  min_slots = 11
  heavy = true

  issues = '#950'

  requirement = 'The system shall compute the friction velocity for fully developed turbulent flow in a periodic pipe and compare it against reference data.'
  verification = 'turbPipePeriodic.md'
[]