Initialising ...
Initialising ...
Initialising ...
Initialising ...
Initialising ...
Initialising ...
Initialising ...
Hattori, Shuji*; Inoue, Fumitaka*; Kurachi, Hiroaki*; Watashi, Katsumi; Tsukimori, Kazuyuki; Hashimoto, Takashi; Yada, Hiroki
JAEA-Research 2008-080, 45 Pages, 2009/02
Research on cavitation erosion in liquid metal is very important to confirm the safety of fast breeder reactor using sodium coolant. In this study, a cavitation erosion test apparatus was developed to carry out the erosion tests in low-temperature liquid metals. Cavitation erosion tests were carried out in liquid lead-bismuth alloy and in deionized water. We discuss the effect of liquid parameters and temperature effects on the erosion rate. We reach to the following conclusions. The erosion rate was evaluated in terms of a relative temperature which was defined as the percentage between freezing and boiling points. At 14 C relative temperature, the erosion rate is 10 times in lead-bismuth alloy, and 2 to 5 times in sodium, compared with that in deionized water. The erosion rate can be evaluated as a function of material density and sound velocity. Finally, the temperature dependence was discussed in term of liquid vapor pressure.
Hashimoto, Takashi; Hattori, Shuji*; Inoue, Fumitaka*; Watashi, Katsumi
no journal, ,
Research on cavitation erosion in liquid metal is very important problem to confirm the safety of the fast breeder reactor using sodium coolant and to solve the problem of cavitation erosion in a liquid-mercury target of spallation neutron source. In this study, the cavitation erosion test apparatus was developed to carry out in liquid metals at low temperatures. Erosion tests of SUS304 were carried out in lead-bismuth and deionized water. Mass loss was measured at various liquid temperatures in lead-bismuth and deionized water.
Hattori, Shuji*; Inoue, Fumitaka*; Watashi, Katsumi; Hashimoto, Takashi
no journal, ,
no abstracts in English
Hattori, Shuji*; Inoue, Fumitaka*; Kurachi, Hiroaki*; Tsukimori, Kazuyuki; Yada, Hiroki
no journal, ,
no abstracts in English
Hattori, Shuji*; Inoue, Fumitaka*; Kurachi, Hiroaki*; Tsukimori, Kazuyuki; Yada, Hiroki
no journal, ,
no abstracts in English