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电渗的二维固结理论
引用本文:苏金强,王钊. 电渗的二维固结理论[J]. 岩土力学, 2004, 25(1): 125-131
作者姓名:苏金强  王钊
作者单位:大连市建筑科学研究设计院股份有限公司,辽宁 大连 116021
摘    要:在Esrig一维固结理论的基础上,采用分块处理的办法,就阴极排水,阳极不排水;阴极不排水,阳极排水;阴极排水,阳极排水三种情况进行了二维固结理论的解析,证明了电渗最终产生的超孔隙压力可正、可负,其极值决定于两极所加电压大小,其分布与电压的分布和边界条件有关,和初始条件无关。

关 键 词:电渗  二维固结  边界条件  初始条件  超孔隙水压力  平均固结度  
文章编号:1000-7598-(2004)01-0125-07
收稿时间:2002-09-17
修稿时间:2002-09-17

Theory of two-dimensional electro-osmotic consolidation of soils
SU Jin-qiang,WANG Zhao. Theory of two-dimensional electro-osmotic consolidation of soils[J]. Rock and Soil Mechanics, 2004, 25(1): 125-131
Authors:SU Jin-qiang  WANG Zhao
Affiliation:Dalian Research & Design Institute of Building Science Stock CO.LTD, Dalian 116021, China
Abstract:By dividing the area of the ground, solution of two-dimensional consolidation theory, which is based on Esrig’s one-dimension consolidation theory, is provided and discussed for the three kinds of boundary conditions: anode closed and cathode open; cathode closed and anode open; anode and cathode open. It proves that the ultimate excess pore-water pressure produced by electro-osmosis may be positive or negative, whose maximum is determined by the difference of electric potential between cathode and anode, whose distribution depends on the potential distribution and boundary conditions; and is independent of the initial conditions.
Keywords:electro-osmosis  two-dimensional consolidation  boundary conditions  initial conditions  excess pore-water pressure average degree of consolidation  
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