## Abstract We measure heat transfer coefficients of natural convection between two vertical smooth parallel plates heated uniformly in the laminar, transition, and turbulent regions. The heat transfer characteristics are experimentally investigated with changing width, δ, between the vertical para
An experimental and three-dimensional numerical study of natural convection heat transfer between two horizontal parallel plates
✍ Scribed by Oğuz Turgut; Nevzat Onur
- Publisher
- Elsevier Science
- Year
- 2007
- Tongue
- English
- Weight
- 501 KB
- Volume
- 34
- Category
- Article
- ISSN
- 0735-1933
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✦ Synopsis
In this study, experimental and three-dimensional numerical studies were performed to investigate the effects of plate spacing and temperature difference on natural convection between isothermally heated upward-facing lower horizontal plate and externally insulated horizontal upper plate. Air is used as the heat transfer medium. Rayleigh number varied in the 1108-2.339 × 10 5 range. Several numerical simulations for three-dimensional steady laminar and turbulent flows heat transfer were carried out using a commercial CFD code Fluent 6.2. Results have shown that there is a good agreement between the numerical and present experimental results as well as with available data in literature.
📜 SIMILAR VOLUMES
## Abstract Numerical simulations were conducted for natural convection heat transfer in a narrow gap between two horizontal plates in air. The lower plate is an infinite plate with a circular heating zone. The upper one is the bottom of a vertical cylinder, which is placed right above the circular