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Edge Localized Modes: Difference between revisions
→Physical mechanism
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The physical mechanism of ELMs has not been fully clarified. Several possible explanations have been put forward: | The physical mechanism of ELMs has not been fully clarified. Several possible explanations have been put forward: | ||
* Nonlinear interchange modes <ref> | * Nonlinear interchange modes <ref>A. Takayama and M. Wakatani, ''ELM modelling based on the nonlinear interchange mode in edge plasma'', [[doi:10.1088/0741-3335/38/8/046|Plasma Phys. Control. Fusion '''38''' (1996) 1411-1414]]</ref> | ||
* Coupled [[peeling-ballooning modes]] <ref>[http://link.aip.org/link/?PHPAEN/5/2687/1 | * Coupled [[peeling-ballooning modes]] <ref>J.W. Connor et al, ''Magnetohydrodynamic stability of tokamak edge plasmas'', [http://link.aip.org/link/?PHPAEN/5/2687/1 Phys. Plasmas '''5''' (1998) 2687]</ref><ref>P.B. Snyder et al, ''Edge localized modes and the pedestal: A model based on coupled peeling–ballooning modes'', [http://link.aip.org/link/?PHPAEN/9/2037/1 Phys. Plasmas '''9''' (2002) 2037]</ref><ref>J.-S. Lönnroth et al, ''Predictive transport modelling of type I ELMy H-mode dynamics using a theory-motivated combined ballooning–peeling model'', [[doi:10.1088/0741-3335/46/8/003|Plasma Phys. Control. Fusion '''46''' (2004) 1197-1215]]</ref><ref>N. Hayashi et al, ''Integrated simulation of ELM energy loss and cycle in improved H-mode plasmas'', [[doi:10.1088/0029-5515/49/9/095015|Nucl. Fusion '''49''' (2009) 095015]]</ref> | ||
* Peeling modes <ref> | * Peeling modes <ref>C.G. Gimblett, ''Peeling mode relaxation ELM model'', [[doi:10.1063/1.2404542|AIP Conf. Proc. '''871''' (2006) 87-99]]</ref> | ||
* Flux surface peeling <ref> | * Flux surface peeling <ref>E.R. Solano et al, ''ELMs and strike point jumps'', [[doi:10.1016/j.jnucmat.2004.09.067|Journal of Nuclear Materials '''337-339''' (2005) 747-750]]</ref> | ||
* [[Criticality of MHD equilibrium]] <ref> | * [[Criticality of MHD equilibrium]] <ref>Emilia R. Solano, ''Criticality of the Grad–Shafranov equation: transport barriers and fragile equilibria'', [[doi:10.1088/0741-3335/46/3/L02|Plasma Phys. Control. Fusion '''46''' (2004) L7-L13]]</ref> | ||
* [[Self-Organised Criticality]] <ref> | * [[Self-Organised Criticality]] <ref>R. Sánchez et al, ''Modelling of ELM-like phenomena via mixed SOC-diffusive dynamics'', [[doi:10.1088/0029-5515/43/10/003|Nucl. Fusion '''43''' (2003) 1031-1039]]</ref> | ||
== ELMs and machine operation == | == ELMs and machine operation == | ||