Film Boiling on a Horizontal Tube in Increased Gravity Fields
Film Boiling on a Horizontal Tube in Increased Gravity Fields
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DOI:
10.1115/1.3687099
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发表时间:
1964-05
影响因子:
--
通讯作者:
M. Pomerantz
中科院分区:
文献类型:
--
作者:
M. Pomerantz
The influence of acceleration on saturated pool film boiling from the outside of a horizontal 0.188 in. OD, stainless-steel tube is reported. Freon-113 at approximately atmospheric pressure was used as the test liquid. Heat-transfer coefficients were determined for the experimental ranges: (a) temperature differences of 200 to 500 deg F; (b) heat fluxes of 5000 to 25000 Btu/hr-ft2; and (c) accelerations of 1 to 10 times normal acceleration. Data were correlated by adding a dimensionless parameter to the theoretical equation derived by Bromley for film boiling. High-speed motion pictures were taken from which interbubble distances, bubble periods, and bubble breakoff diameters were measured.