Direct contact melting of a packed bed.
Author(s) : KEARNS D. A., PLUMB O. A.
Type of article: Article
Summary
If the load on the bed is small and the top of the bed is maintained at a temperature below the melting temperature, then crusting can occur. During this type of melting liquid flows away from the heated surface due to capillary action, and resolidifies forming a crust. The crust prevents downward movement of the packed bed, and melting of the solids below the crust results from convection and conduction. Eventually the crust is melted and the process repeats itself, resulting in a highly unsteady melting rate. If the bed load and the temperature at the top of the bed are sufficiently high, then direct contact melting persists.
Details
- Original title: Direct contact melting of a packed bed.
- Record ID : 1996-2742
- Languages: English
- Source: J. Heat Transf. - vol. 117 - n. 2
- Publication date: 1995/05
- Document available for consultation in the library of the IIR headquarters only.
Links
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Indexing
- Themes: Mass transfer
- Keywords: Capillarity; Measurement; Heat transfer; Porous medium; Convection; Electric conductivity; Change of phase
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- Date : 1991/02
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- Date : 1997/04
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- Source: International Journal of Heat and Mass Transfer - vol. 40 - n. 6
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