TY - GEN
T1 - Wick Boiling Performance in Porous Deposits With Chimneys
AU - Pan, C.
AU - Jones, B. G.
AU - Machiels, A. J.
N1 - Publication information for this record has been verified with the author(s) concerned.
PY - 1985/8
Y1 - 1985/8
N2 - Thermal performance for porous deposits with chimneys, for which wick boiling appears to be the major mode of heat transfer, is investigated analytically by a two-dimensional model, which incorporates both heat and momentum transfer. Wick boiling is found to be a very efficient heat transfer mode. For system pressures of interest in LWRs, the temperature drop across a typical crud layer is about 10 degree C, and it increases slowly with increasing crud thickness and system pressure. Model predictions agree well with available experimental data for small to moderate crud thickness.
AB - Thermal performance for porous deposits with chimneys, for which wick boiling appears to be the major mode of heat transfer, is investigated analytically by a two-dimensional model, which incorporates both heat and momentum transfer. Wick boiling is found to be a very efficient heat transfer mode. For system pressures of interest in LWRs, the temperature drop across a typical crud layer is about 10 degree C, and it increases slowly with increasing crud thickness and system pressure. Model predictions agree well with available experimental data for small to moderate crud thickness.
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M3 - RGC 32 - Refereed conference paper (with host publication)
T3 - American Society of Mechanical Engineers, Heat Transfer Division, (Publication) HTD
SP - 15
EP - 24
BT - Multiphase Flow and Heat Transfer
A2 - DHIR, V.K.
A2 - CHEN, J.C.
A2 - JONES, O.C.
PB - American Society of Mechanical Engineers
T2 - 23rd NATIONAL HEAT TRANSFER CONFERENCE
Y2 - 4 August 1985 through 7 August 1985
ER -