The influence of meteorological conditions on the mechanical property of swelling clay is analyzed in this paper, which sums up the basic change rule of mechanical property of the clay in climatic influence zone.
由气象条件对膨胀土力学性质影响的分析,总结出土体气候影响带内土体力学性质基本变化规律。
montmorillonite is one of the most common clay minerals in soils, and has always been used as materials for environmental pollution treatment, due to its high specific surface area ( ssa), swelling ability and high cation exchange capacity.
蒙脱石是土壤和环境中常见的粘土矿物,其具有可膨胀性、比表面积大、阳离子交换量高等特点,被广泛应用于环境污染的治理材料。
The decrement of clay swelling in the fluid is of 80.5 %.
SCF压 裂液对粘土的防膨率为80.5%.
Invasion of drilling fluidcompletion fluid causes clay swelling and fines migration, which leads to formation damage.
钻井过程对储层的损害,主要是粘土膨胀和微粒运移造成的.
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