Paris Area

Case description

Real case simulation of summer conditions over Paris metropolitan area. Uses TEB (Town Energy Balance) scheme for urban canopy effects and includes nested domains at multiple resolutions.

Configuration

Parameter

Value

Category

Real cases

Number of domains

3

Domain 1 resolution

1200m

Domain 2 resolution

300m

Domain 3 resolution

100m

Vertical levels

50+

Urban scheme

TEB

Isba scheme

ISBA

Nesting

Grid nesting with ratios

Steps

Step

Script

001_pgd

run_pgd1

002_pgd2

run_pgd2

003_pgd3

run_pgd3

004_nest_pgd

run_nest_pgd

005_coupling1

run_preal_xyz_1

006_spawning12

run_spawning_xyz_1_2

007_coupling2

run_preal_xyz

008_spawning23

run_spawning_xyz_2_3

009_coupling3

run_preal_xyz

010_run

run_mesonh_xyz_mod123

Specificities

Scientific specificities - Urban heat island effect - Multi-scale nesting over Paris - TEB urban canopy model

Technical specificities - 3-level grid nesting - 11 nodes, 1400 cores for run - ECRAD radiation

Validation

  • Urban heat island intensity

  • Temperature forecasts

Numerical ressources

11 nodes, 1400 cores (MPI parallel)

References

  • Paris urban climate observations