瞬态渗流条件下水力特性对非饱和边坡稳定性的影响

打开文本图片集

DOI：10.19860/j.cnki.issn1005-8249.2024.01.016

WEI Yanjie1，SHENG Yuanyuan2，MA Chao3 （1.Water Development Center of Juye，Juye 2749O0，China； 2.Hydrological Center of Shandong Province， Jinan 25OoO2，China； 3.Shuifa Planning&Design Co.，Ltd.，Jinan 2501OO，China）

Abstract：Tesiloisturecharacteristiccurveodelhasimportantteoreticalsignificaneandengineeringaplicationvalueforslope stabilityanalysisundertransientunsaturatedseepageconditions.Thesoilmoisturecharacteristiccurvesofdiferentsoilsfromhigh plasticityclaytosiltysandaredeteiedbyhdralicproertytests，nditisoncludedthatsoiltexturehasagreaterifluencenth performanceofthesoilmoisturecharacteristiccurvemodel；throughnumericalcalculation，itisconcludedthatthesoilmoisture characteristiccuremodelsofVG，KandFXaremoreepresetativeofthesoilmoisturecharacteristicurvesofthesudiedsoilsamples thanthesoilmoisturecharacteristiccurvemodelsofBCandE，adthechoiceofsoilmoisturecharacteristccurvemodelhasagreater ifluenceontestabilityanalysisofsopsundertransientunsaturatedspagcondios.Tecoiceofsoilmoistureharacteristicure model has an important influenceon the predictabilityof slope stability analysis under transient seepage conditions.

Keywords： transient sepage；hydraulic properties； slope stability；soil moisture characteristic curve

0 引言

在非饱和条件下，渗透过程是导致崩塌的主要原因之一[1-3]。（剩余3366字）