Research methods.doc

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1、ResearchMethodsTitleofProject:ConstructionofSpongeAreaChineseName:何劼韫EnglishName:HeJieyunStudentIdentityNumber:20151713159AbstractThispaperdeductthemethodofconstructingspongeareabasedontheconceptofestablishthespongecity,andthenwediscussedthehowtogetthemethodofsettingupaspongearea.Thisstudyus

2、edthemethodofexperiment,inthisexperimentwewouldsetseveralparallelexperimentandchangetheterrainandprecipitationcondition,thenwecanselectagroupofmodels,enlargethemandrepeattheexperimentagain.Finally,wecanfindareasonablemodelbycomparingtheexperimentaldata,thenapplythebestonetopractice.Throughth

3、isstudy,tosomeextent,wecangetthemethodofbuildingthespongeareaandprovideacertainexperiencefortheconstructionofspongearea.1.ResearchourpurposeIntheprocessofrapidurbanization,duetothehighstrengthofurbandevelopment,alargenumberofhardhavingchangedtheoriginalnaturalecologicalbackgroundandhydrologi

4、calcharacteristics.TakethenorthofChinaasanexample,beforetheconstructionofurbanarea,underthenaturaltopographyoftheunderlyingsurfaceconditions70%~80%oftherainfallcanenterintothegroundthroughnaturalstagnationandonly20%~30%intheformationofrunoff[1].Butaftertheconstructionofthesituationisreversed

5、.Owingtotheconstructionofimperviousroofs,roadsandgroundfacilitiesdestructthenaturalecologicalbackgroundandledpromptingfloodinginurbanareainrainydaysanddroughtafterrain.Andthisprojectmayberesolvestheissue[2]~[4].Accordingtothemainpointsoftheconstructionofthespongecitydeducttheconstructioncond

6、itionofthespongecellandbasedontheconditiontoconstructthespongecellandreducerainwaterrunoffinrainstormandaddwatertotheplantsindrought.2.ThekeyproblemHowtounifytheexistingsinglereductionwhichcancuttherainwaterrunoffintoamoreefficientoverallinsteadofsimplycombiningthestacktogether.Problemsbeing

7、solvedishowtodesignthespongecellreasonablyandeffectivelytomakeitsustainable.3.SpecificobjectivesSuitingourmeasurestolocalconditionsandcombinedwiththeequipmentofrainwaterinfiltration,retentionandinterception,rainwatercollection,technologiesofprocess