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Unformatted text preview: 01 T, °F (node 7) 865. 874. 1.01 T, °F (node 9) 1135 1134. 1.00 T, °F (node 11) 1435. 1433. 1.00 Q, BTU/ft2 -20,736. -20,662. 1.00 1. Based on graphical estimates 2.
Q= 1–248 q dt, from POST26 ANSYS Verification Manual . ANSYS Release 9.0 . 002114 . © SAS IP, Inc. VM111: Cooling of a Spherical Body
Reference: F. Kreith, Principles of Heat Transfer, 2nd Printing, International Textbook Co.,
Scranton, PA, 1959, pg. 143, ex. 4-5. Analysis Type(s): Thermal Analysis (ANTYPE = 4) Element Type(s): 2-D Thermal Solid Elements (PLANE55) Input Listing: vm111.dat Test Case
Determine the temperature at the center of a spherical body, initially at a temperature To, when exposed to an
environment having a temperature Te for a period of 6 hours. The surface convection coefficient is h. Figure 111.1 Spherical Body Problem Sketch Material Properties
γ = 62 lb/ft3
c = 1.075 Btu/lb-°F
h = 2 Btu/hr-ft2-°F Geometric Properties
ro = 2 in = (1/6) ft
To = 65°F
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This note was uploaded on 12/09/2010 for the course DEPARTMENT E301 taught by Professor Kulasinghe during the Spring '09 term at University of Peradeniya.
- Spring '09
- The Land