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Effective plasma radius: Difference between revisions
→Effective radius based on flux
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Assuming only that ''S'' is linear in ''r''<sub>eff</sub> (or ''V'' is cuadratic in ''r''<sub>eff</sub>), it follows that: | Assuming only that ''S'' is linear in ''r''<sub>eff</sub> (or ''V'' is cuadratic in ''r''<sub>eff</sub>), it follows that: | ||
* ''r''<sub>eff</sub> = ''dV/dS'' | * ''r''<sub>eff</sub> = ''dV/dS'' | ||
This definition is more general. | This definition is more general, although its validity is subject to the mentioned assumption. A fully general definition follows from | ||
* <math>r_{\rm eff} = \int_0^V{dV'/S(V')}</math> | |||
but it requires knowledge of the full equilibrium in terms of the function ''S(V)''. | |||
== Effective radius based on poloidal cross sections == | == Effective radius based on poloidal cross sections == | ||