Page 139 - 《水资源与水工程学报》2023年第2期
P. 139
!34 " ! 2 # & ' ( ) & * + , - Vol.34No.2
2023 $ 4 % JournalofWaterResources&WaterEngineering Apr.,2023
DOI:10.11705/j.issn.1672-643X.2023.02.17
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GHIJK:TU992 LMNOP:A LQRK:1672643X(2023)02013507
Seepageperformanceoffilterelementseepagewell
underdifferentunderlyingsurfaces
3
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ZHANGGuangming,LIShunqun,RUIZihang,LXinlei,FANGDazhuan,BAOYiyong,YINLijun
(1.SchoolofCivilEngineering,TianjinChengjianUniversity,Tianjin300384,China;2.AnhuiShui’anConstruction
GroupCo. ,Ltd.,Hefei230601,China;3.XinxiangVocationalandTechnicalCollege,Xinxiang453000,China)
Abstract:Basedontheconceptofspongecityconstruction,theeffectsoffilterelementseepagewellsonthe
runoffreductionwerestudiedunderdifferentunderlyingsurfacesusingaselfdesignedrainfallsimulator,and
monitoringwellswerearrangedtorecordthewaterlevelchangesfortheevaluationoftheseepageperformance
ofthefilterelementseepagewell.Theexperimentalresultsshowedthatthearrangementofthefilterelement
seepagewellscaneffectivelyincreasesoilpermeabilityandreducetheaccumulationofsurfacerunoff.When
thesoildepthisconstant ,thevolumetricmoisturecontentofsoildecreaseswiththeincreaseofhorizontal
spacing ;whenthehorizontalspacingisconstant,thevolumetricmoisturecontentofsoildecreaseswiththein
creaseofthesoildepth.Tosomeextent ,theconclusionverifiesthatthefilterelementseepagewellcanim
provethesoilinfiltrationefficiencyandreducesurfacerunoff.Thisapproachcanprovideatheoreticalbasis
andtechnicalsupportfortheconstructionofspongecityandthereconstructionofoldresidentialareas.
Keywords:spongecity;filterelementseepagewell;underlyingsurfacepermeability;surfacerunoff;volu
metricmoisturecontent
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