Experimental Evidence of the Vapor Recoil Mechanism in the Boiling Crisis

Abstract

Boiling crisis experiments are carried out in the vicinity of the liquid-gas critical point of H2. A magnetic gravity compensation setup is used to enable nucleate boiling at near critical pressure. The measurements of the critical heat flux that defines the threshold for the boiling crisis are carried out as a function of the distance from the critical point. The obtained power law behavior and the boiling crisis dynamics agree with the predictions of the vapor recoil mechanism and disagree with the classical vapor column mechanism.

Physical Review Letters, American Physical Society, 2006

References in corpus (4)

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• Gas spreading on a heated wall wetted by liquid
• Growth of a dry spot under a vapor bubble at high heat flux and high pressure
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