The development and testing of a new two‐time‐level semi‐Lagrangian scheme (SETTLS) in the ECMWF forecast model

By M. Hortal. 2002

188 citations recorded by the source corpus.

Subfields: Atmospheric Science, Environmental Engineering, Global and Planetary Change

View Paper: https://www.semanticscholar.org/paper/4fd5faa484f57ef351b26c639a445154e2114f34

How researchers see this paper

The researchers whose trusted networks rank it highest, strongest advocate first. Every researcher gets a different order.

In Atmospheric Science

1. Martin Leutbecher
2. Tim N. Palmer
3. F. Molteni
4. Christiane Jablonowski
5. David L. Williamson
6. A. Simmons
7. Peter A. E. M. Janssen
8. Chris Smith

In Environmental Engineering

1. Martin Leutbecher
2. Tim N. Palmer
3. Christiane Jablonowski
4. Peter A. E. M. Janssen
5. A. Simmons
6. Chris Smith
7. Pierre Bénard
8. J. Vivoda

In Global and Planetary Change

1. Martin Leutbecher
2. Tim N. Palmer
3. Christiane Jablonowski
4. David L. Williamson
5. A. Simmons
6. F. Molteni
7. Peter A. E. M. Janssen
8. Chris Smith

Citations in the corpus

• 20-km-Mesh Global Climate Simulations Using JMA-GSM Model —Mean Climate States— (2006, methodology): “Details about the linear Gaussian grid can be found in Hortal (2002) and the references therein.”
• ECMWF Analyses and Forecasts of Stratospheric Winter Polar Vortex Breakup: September 2002 in the Southern Hemisphere and Related Events (2005, methodology): “Linear analysis of the stability of the model’s semiLagrangian advection scheme (Hortal 2002) shows that the scheme can indeed be unstable if the change in velocity along a single time step trajectory is sufficiently large.”
• The pros and cons of diffusion, filters and fixers in Atmospheric General Circulation Models (2011, background): “It is a primitive equation based two-time-level semi-implicit semiLagrangian spectral transform dynamical core with a linear Gaussian transform grid and triangular truncation (Hortal 2002; ECMWF 2010).”
• Ensemble forecasting (2008, methodology): “The semi-Lagrangian scheme uses a Stable Extrapolation Two-Time-Level Scheme (SETTLS) and a finite element scheme for the vertical discretisation [34,35].”
• The Interaction of Ocean Waves and Wind (2004, background): “Aliasing is avoided by use of a special distribution of the grid points which is called the linear grid (Hortal, 1999) ECMWF runs a spectral version of the atmospheric model.”
• Dynamical kernel of the Aladin–NH spectral limited‐area model: Revised formulation and sensitivity experiments (2010, methodology): “The 2-TL SL time discretization follows that of the IFS/ARPEGE model (Temperton et al., 2001) and uses the so-called ‘SETTLS’ time extrapolation (Hortal, 2002).”
• Climate model configurations of the ECMWF Integrated Forecasting System (ECMWF-IFS cycle 43r1) for HighResMIP (2018, background): “…on a hydrostatic, semi-Lagrangian, semi-implicit dynamical core with computations alternated between spectral and reduced Gaussian grid-point representations each time step (Hortal and Simmons, 1991; Hortal, 2002; Ritchie et al., 1995; Simmons et al., 1989; Temperton, 1991; Temperton et al., 2001).”