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Study of transition boiling phenomena with saturated water at 1-4 bar

Thesis/Dissertation ·
OSTI ID:6590067
Steady-state and transient heat transfer tests have been coupled with fundamental studies of transition boiling. These tests were conducted using the University of Cincinnati's mercury heat transfer loop. Flowing water was boiled by the hot flowing mercury in the two test sections used in this study. In the first test section, water flowed upward inside a 1.02 cm stainless steel tube heated by hot mercury flowing downward in the surrounding annulus. In the second test section, the water flowed upward in an annular space (3.8 cm OD, 2.8 cm ID) with hot mercury flowing downward in the center tube. Measurement of wall and mercury temperature at several elevations in each test section allowed the heat transfer to be determined. In essentially all the experiments conducted under this program, the water was at the saturation temperature when transition boiling began. The conclusions presented herein are limited to this condition.
Research Organization:
Cincinnati Univ., OH (USA)
OSTI ID:
6590067
Country of Publication:
United States
Language:
English