Page 58 - 《水资源与水工程学报》2022年第2期
P. 58
!33 " ! 2 # & ' ( ) & * + , - Vol.33No.2
2022 $ 4 % JournalofWaterResources&WaterEngineering Apr.,2022
DOI:10.11705/j.issn.1672-643X.2022.02.07
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HIAJK:TV62 .3 LMNOP:A LQRK:1672643X(2022)02005407
NumericalsimulationofShichuanRiverFupingGroundwaterReservoir
underdifferentrechargesourcemodes
1,2
3
1,2
1,2
3
ZAHNGZiyao ,WANGJiling ,ZHOUWeibo ,FENGChanli,GAOJianhui
(1.SchoolofWaterandEnvironment,Chang’anUniversity,Xi’an710054,China;2.KeyLaboratoryofSubsurfaceHydrologyand
EcologicalEffectinAridRegion(Chang’anUniversity),MinistryofEducation,Xi’an710054,China;3.ShaanxiProvince
InstituteofWaterResourcesandElectricPowerInvestigationandDesign,Xi’an710001,China)
Abstract:ThegroundwaterintheFupingareaoftheShichuanRiverBasinhasbeeninanunbalanced
stateforalongtimeandalargeareaofaquiferhasbeendrained,formingaregionallandingfunnel.In
viewoftheproposedShichuanRiverFupingGroundwaterReservoir ,wesetupfivekindsofminingre
chargeschemestoestablishagroundwaterflownumericalmodelforthesimulationofthegroundwaterres
ervoirwaterlevelandwaterstoragecapacitychangeunderdifferentschemes.Theresultsshowthatallthe
fiveschemescanbotheliminatethelandingfunnelandrestorethewaterlevelatthesametimewithoutex
ceedingtheupperwaterlevellimitofthegroundwaterreservoir ;withthesamerechargeamountanddif
ferentrechargemethods ,thewaterlevelrecoveryeffectofdailyrechargeisbetterthanthatofrechargein
irrigationandnonirrigationperiod,theaveragegroundwaterlevelis13.55mhigherthanthatof2018,
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3
andthestoragecapacityisincreasedby299×10 m.Underdifferentrechargeamounts,theinfluenceof
thelargerrechargeamountonthegroundwaterlevelisgreaterthanthatoftherechargemethod ,i.e.,
thewaterlevelrisesthehighestwhentherechargesourceisJinhuiCanalIrrigationandtherechargea
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3
mountis19.77m,andthestoragecapacityisincreasedby436×10 m correspondingly.Thesimulation
resultscanprovideareferencefortheregulation ,storageandoperationofgroundwaterreservoirs.
Keywords:groundwaterreservoir;rechargesourcemode;numericalsimulationofgroundwaterflow;
waterstoragecapacity;ShichuanRiver;Fupingregion
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