Some results of dcpam4 experiments

Held and Suarez (1994) experiments

A benchmark calculation proposed by Held and Suarez(1994).

• Overview and Results

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Experiments with dcpam4

Note that results are written in JAPANESE.

Integral time: Time step: Time integration method: Resolution: System: Compiler

• 1200 days: 6 min: Explicit: T42L20: NEC SX-8: FORTRAN90/SX
• 1200 days: 6 min: Semi-Implicit: T42L20: NEC SX-8: FORTRAN90/SX
• 1200 days: 30 min: Semi-Implicit: T42L20: NEC SX-8: FORTRAN90/SX

Results of AGCM5 for reference

Integral time: Time step: Time integration method: Resolution: System: Compiler

• 1200 days: 20 min: Semi-Implicit: T42L20: NEC SX-8: FORTRAN90/SX
  • Extra:
    • Effect of Held and Suarez (1994) is given to values on step t+\Delta t as adjustment
    • Angular velocity is double

Numerical calculation of decaying turbulence on a rotating sphere using two-level model

With dcpam4, the numerical calculation of decaying turbulence on a rotating sphere on a rotating sphere are performed.

• Results (in JAPANESE)

Preliminary experiments for virtual planet like Jovian atmosphere

• Overview and Results

Physical processes implementation test (aqua planet experiment)

• Result (in JAPANESE)