不同成冰机制下冻结锋面附近水分积聚模式及其工程环境意义

张莲海, 马巍, 石亚军, 黄永庭, 韩大伟, 杨成松, 尚飞, 周成林

The modes and its implications of water accumulation near the freezing front during soil freezing with considering ice segregation

Lianhai ZHANG, Wei MA, Yajun SHI, Yongting HUANG, Dawei HAN, Chengsong YANG, Fei SHANG, Chenglin ZHOU

图8 兰州黄土样LZ3（a）和粉质黏土样SC2（b）冻融过程中的孔隙水压力变化模式（黑色实网格线代表冻结开始时刻；黑色虚网格线代表融化开始时刻）

Fig. 8 The change mode of pore water pressure during the freezing and thawing of Lanzhou loess sample LZ3 （a） and silty clay sample SC2 （b） （The vertical solid line denotes the time point when the soil freezing starts； the vertical dash line denotes the time point when the soil thawing starts）