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HEAT TRANSFER IN THE THERMAL ENTRY LENGTH WITH LAMINAR FLOW IN AN ANNULUS

Journal Article · · Intern. J. Heat and Mass Transfer

The solution to the Graetz problem in an annulus with a heated core and an insulated outer wall is presented. Both uniform temperature and uniform heat input on the inside wall are considered for a number of arbitrarily chosen radius ratios. The case of parallel plates with one side insulated is included for comparison. The solution is extended to certain cases of axial variation of the core heat input and to the case in which heat is transferred at uniform but unequal rates at both walls. (auth)

Research Organization:
Manchester Coll. of Science and Tech., Eng.
NSA Number:
NSA-17-003124
OSTI ID:
4762350
Journal Information:
Intern. J. Heat and Mass Transfer, Journal Name: Intern. J. Heat and Mass Transfer Vol. Vol: 5
Country of Publication:
Country unknown/Code not available
Language:
English