纳米材料改性土壤力学性质的研究综述  

A Review of the Research on Mechanical Properties of Modified Soil by Nanomaterials

作　　者：郭李娜 张永波[1] 段清 时红[2] 吴艾静 GUO Li-na;ZHANG Yong-bo;DUAN Qing;SHI Hong;WU Ai-jing(College of Hydraulic Science and Engineering,Taiyuan University of Technology,Taiyuan 030024,China;College of Environmental Science and Engineering,Taiyuan University of Technology,Taiyuan 030024,China)

机构地区：[1]太原理工大学水利科学与工程学院,太原030024 [2]太原理工大学环境科学与工程学院,太原030024

出　　处：《节水灌溉》2021年第3期79-84,共6页Water Saving Irrigation

基　　金：科技部水资源高效开发利用专项(2018YFC0406403)。

摘　　要：近年来,纳米材料以其新特性被广泛应用于环境领域,在包括土壤改性和废物利用等方面有十足的潜力。回溯了纳米材料(包括纳米黏土、纳米氧化物、纳米碳等)在土壤中的应用历程,总结综述了近30 a来纳米颗粒对土壤力学性能改善方面的重要成果。针对不同类型的土壤,梳理了纳米材料对土壤的结构、强度、水力性能方面的影响,并从纳米颗粒的结构和改性土壤的结构出发,归纳了纳米材料提升土壤力学性质的机理。丰富了纳米材料改性土壤领域的研究成果,为改性土壤材料种类的选择、材料掺量的确定提供了参考和理论依据。In recent years,nanomaterials have been widely used in the field of environment due to their new properties,which have great potential in soil modification and waste utilization.In this paper,the application history of nanomaterials(including nanometer clay,nanometer oxide,nanometer carbon,etc.)in soil was reviewed,and the important achievements in improving soil mechanical properties of nanoparticles in the past 30 years were summarized.Based on different types of soil,the effects of nanomaterials on soil structure,strength and hydraulic properties were analyzed.Based on the structure of nanoparticles and the structure of modified soil,the mechanism of improving soil mechanical properties by nanomaterials was summarized.This paper enriched the research results in the field of modified soil by nanomaterials,and provided a reference and theoretical basis for the selection of modified soil materials and the determination of the content of modified soil materials.

关 键 词：纳米材料 改性土壤 微观结构 土壤强度 水力性能 

分 类 号：S27[农业科学—农业水土工程] X523[农业科学—农业工程]