VMEC: Difference between revisions
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The code is being used at: | The code is being used at: | ||
* ORNL, Oak Ridge, TN, USA ([http://www.ornl.gov/sci/fed/Theory/stci/code_library.html code origin]) | * ORNL, Oak Ridge, TN, USA ([http://www.ornl.gov/sci/fed/Theory/stci/code_library.html code origin]) | ||
* IPP | * IPP, Garching, Germany | ||
* CRPP, Lausanne, Switzerland | |||
* NIFS, Japan | * NIFS, Japan | ||
* [[Laboratorio Nacional de Fusión|LNF]], Spain | * [[Laboratorio Nacional de Fusión|LNF]], Spain |
Revision as of 15:40, 31 August 2009
The three-dimensional Variational Moments Equilibrium Code (VMEC) minimizes the energy functional
over the toroidal domain ωp. The solution is obtained in flux co-ordinates (s, θ, ζ), related to the cylindrical co-ordinates (R, φ, Z) by
The code assumes nested flux surfaces. [1] [2]
Implementations of the code
The code is being used at:
- ORNL, Oak Ridge, TN, USA (code origin)
- IPP, Garching, Germany
- CRPP, Lausanne, Switzerland
- NIFS, Japan
- LNF, Spain
Enhancements / extensions of the code
References
- ↑ S.P. Hirschmann et al, Steepest-descent moment method for three-dimensional magnetohydrodynamic equilibria, Phys. Fluids 26 (1983) 3553
- ↑ S.P. Hirschmann et al, Three-dimensional free boundary calculations using a spectral Green's function method, Computer Physics Communications 43, 1 (1986) 143-155
- ↑ H.J. Gardner, Nucl. Fusion 30 (1990) 1417
- ↑ E. Strumberger, Finite-β magnetic field line tracing for Helias configurations, Nucl. Fusion 37 (1997) 19
- ↑ D.A. Spong et al., Physics issues of compact drift optimized stellarators, Nucl. Fusion 41 (2001) 711