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| Teaching Since: | May 2017 |
| Last Sign in: | 409 Weeks Ago |
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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
A spherical vessel is filled with chemicals undergoing an exothermic reaction. The reaction provides a uniform heat flux on the inner surface of the vessel. The inner diameter of the vessel is 5 m and its inner surface temperature is at 120°C. The wall of the vessel has a variable thermal conductivity
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ß = 0.0018 K−1, and T is in K. The vessel is situated in a surrounding with an ambient temperature of 15°C, the vessel’s outer surface experiences convection heat transfer with a coefficient of 80 W/m2 ∙K. To prevent thermal burn on skin tissues, the outer surface temperature of the vessel should be kept below 50°C. Determine the minimum wall thickness of the vessel so that the outer surface temperature is 50°C or lower.
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