Doboku Gakkai Ronbunshu
Online ISSN : 1882-7187
Print ISSN : 0289-7806
ISSN-L : 0289-7806
EFFECTS OF COOLING RATE ON FROST ACTION
Qing ZhuHirofumi ToyotaShoji Ogawa
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JOURNAL FREE ACCESS

1998 Volume 1998 Issue 589 Pages 349-357

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Abstract
In this study we determined quantitatively the properties of the frost heave, freezing rate, frost heaving ratio and temperature gradient within sample on open system and closed system. In these experiments, the sample size is approximately 6cm diameter and 2cm high, and the temperature of cold side was controlled with a certain cooling rate. It was known that freezing rate and temperature gradient changed with different cooling rate, also frost heave and frost heaving ratio were influenced by the temperature gradient. Moreover, at the case of cold side temperature was fallen with a certain cooling rate, it has been known that the frost heaving ratio can be expressed with a function of warm and cold side temperature, temperature gradient and overburden.
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© by Japan Society of Civil Engineers
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