Page 19 - 《水资源与水工程学报》2023年第4期
P. 19

!34 " ! 4 #                       & ' ( ) & * + , -                               Vol.34No.4
               2023 $ 8%                JournalofWaterResources&WaterEngineering                 Aug.,2023

            DOI:10.11705/j.issn.1672-643X.2023.04.03


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                 íî@^@V&[r? HCO -Na r、HCO +Cl-Na rW HCO +SO -Na r; 8\î@^@V&[r? HCO -
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                 MNOPQ:P339;P342   7RSTU:A    7VWQ:1672643X(2023)04001508
            Groundwaterisotopehydrochemicalcharacteristicsandtheinteractionsbetween

                   precipitationriverandgroundwaterintheWulanmulunRiverBasin

                                                1,2
                                                                                               1
                                                                1
                                 1
                                                                                    1
                         DAIBin,GUOQiaoling ,CHENZiying,ZHANGXiaomeng,YURong
               (1.SchoolofWaterResourcesandEnvironmentalEngineering,EastChinaUniversityofTechnology,Nanchang330013,China;
              2.StateKeyLaboratoryofNuclearResourcesandEnvironment,EastChinaUniversityofTechnology,Nanchang330013,China)
                 Abstract:Itisofgreatsignificancefortheexploitationandutilizationofwaterresourcesinthebasinto
                 studytheisotopehydrochemicalcharacteristicsandtheinteractionsbetweentheriverwaterandgroundwa
                 ter.Here ,theWulanmulunRiverBasinintheYellowRiverBasin,whichislocatedinShenfuDongsh
                 engCoalfield ,istakenastheresearchobjectandthestatisticalanalysis,Piperdiagramandtwoendme
                 tamodelastheresearchmethods.Thechemicalcharacteristics,hydrogenandoxygenstableisotopic
                 characteristicsanddistributionoftheprecipitation ,riverwater,groundwater(includingminedrainage
                 anddomesticwellwater)inthebasinareanalysedtoexplorethesupplyrelationshipbetweentheprecipi
                 tation ,riverwaterandgroundwater.Thehydrochemicalanalysisshowsthatthehydrochemicaltypesof
                 riverwaterareHCO -NaandHCO +SO -Na,minedrainagewaterareHCO -Na,HCO +Cl-Na
                                                                                    3
                                                     4
                                               3
                                 3
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                 andHCO +SO -Na,domesticwellwaterisHCO -Ca.Minedrainagewateriscloselyrelatedtoriver
                                                            3
                        3
                              4
                 water.Isotopicanalysisshowsthatgroundwateriscoreplenishedbyatmosphericprecipitationandriver
                 water ,andthereisahydraulicconnectionbetweenthethreeandacertaindegreeofwatertransformation
                 canbespottedaswell.Whenthedepthofgroundwaterwellisshallowerthan135m ,thecontributionof
                 riverwatertoitsrechargeis58.47% -80.94% ,andwhenthedepthofgroundwaterwellisdeeperthan
                !"#$:20230526; %&#$:20230731
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