基于PPR建模的固廢材料固化戈壁土抗壓強(qiáng)度計(jì)算模型

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SONG Ziyu1,GAO Pengzhan1,XIE Hanke’,HE Jilong’,HE Jianxin ,WANG Jie ,CHEN Yuxiang' (1.College of Water Conservancyand Civil Engineering,Xinjiang Agricultural University,Urumqi 830o52,China; 2. Key Laboratory of Safety and Water Disaster Prevention of Xinjiang Water Conservancy Engineering,
Urumqi 830052,China)
Abstract:IndertoalteesouceulatioofsoldasteateralinesliificatiooGobisoilidustralgpoedfly ashwereusedtocomposeasolidfyingadmixtureofGobisoil,alkaliactivatorwasaddedtostimulatetheactivity,thecopresive strengthofsoliidobisilwaststddsdd,pojeonpursuitregsionasudtoalyteigdimensoaldta modelfrcalculatingcompressvestrengthofsolidifiedGobisoilwasestablished,theaccuracyandstablityof temodelareerfd, Finallythemodeliusedforsmulationculatio,thelatiohipetweethifueningfactorsandteompresiesrgtf solidfiedGobisoilwasanalyzd.TheresultsshowedtatthePPRcalculationmodelisreliable,andtheweightcoeficientsofach influence factor to compressive strength were ranked as the sequence of content of dosage of curing agent>age > flyash mixed > dosage of alkaliactivatotesulationultsquantiatielydsbethltoshetweentefluecinfctosdtompreiestgth ofsolidifiedGoiil;eoelaaestuctufgisialopssvestregthtafldGisoilin depth,and provides areferenceforthestudyof mechanical properties of solidifiedGobi soil with solid waste materials.
Keywords:solid waste materials;solidify gobi soil;compressive strength;PPR model
0 引言
戈壁土是砂石和土的天然混合料,骨架結(jié)構(gòu)明顯,滲水性好,在地區(qū)分布范圍廣泛,占地面積達(dá)到130萬(wàn) ,約占全疆面積 78.3% ,是地區(qū)公路工程中廣泛采用的地基填料[1-2]。(剩余6482字)