By David Goluskin

This short describes six uncomplicated types of buoyancy-driven convection in a fluid layer: 3 configurations of internally heated convection and 3 configurations of Rayleigh-Bénard convection. the writer discusses the most amounts that signify warmth shipping in each one version, besides the restrictions on those amounts. This presentation is the 1st to put some of the types in a unified framework, and similarities and alterations among the situations are highlighted. precious and enough stipulations for convective movement are given. For the internally heated circumstances in basic terms, parameter-dependent reduce bounds at the suggest fluid temperature are confirmed, and result of earlier simulations and laboratory experiments are summarized and reanalyzed. the writer poses a number of open questions for destiny research.

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