ISO 03716-2021.docx

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1、INTERNATIONA1.STANDARDISO3716editionSecond2021-10HydrometryFunctiona1.requirementsandcharacteristicsofsuspended-sedimentsamp1.ersHydrometric-SpecificationsdefonctionnementetCaractMstiquesdesapparei1.sd6chantiUonnagepourIadeterminationdeschargesSedimentairesensuspensionCOPYRIGHTPROTECTEDDOCUMENTISO20

2、21IUirhM*hedbdi1.iUedotherwiseupdhi.o啪InyM1.tta0DmkfifiU81.andonnet8CH-1214Vernier,GenevaPhone：M1.227490111觥曲ite：图洲跳触OQrgPub1.ishedinSwitzer1.andContentsForewordivIntroductionv2 Scope13 Normativereferences14 Termsanddefinitions15 Requirementsofsamp1.ers16 Characteristicsofsuspended-sedimentsamp1.ers

3、3Typesofsainp1.ers36.1 Opencontainers36.2 Vertica1.andhorizonta1.cy1.inderinstantaneoustrapsamp1.ers36.3 WmyiingIbM1.WGnsnp1.ers41.1.1 Genera1.51.1.2 Fixed-orificepumpingsamp1.ers56.5 1.e-stageM0Hfftanc11P!66.6 Point-integratingsamp1.ers76.7 Depth-integratingsamp1.ers77R,odesofsamp1.ers10Bib1.iograp

4、hy13ForewordISO(theInternationa1.OrganizationforStandardization)isawor1.dwidefederationofnationa1.standardsttiugh(ISOtnnhnkabirtnhwcekWwptafigbodyhim11ra弧dai6tandbjtS(nowhhjamitteehasbeenestab1.ishedhastherighttoberepresentedonthatcommittee.Internationa1.organizations,governmenta1.andnon-governmenta

5、1.,in1.iaisonwithISO,a1.sotakepartinthework.ISOco1.1.aboratesc1.ose1.ywiththee1.ectrotechnica1.standardization.Internationa1.E1.ectrotechnica1.Commission(IEC)ona1.1.mattersofTheproceduresusedtodeve1.opthisdocumentandthoseintendedforitsfurthermaintenanceare。质FR幽。於0/田(：出并祭跳能牺14notjgMMfergccordanceFhth

6、ecdito11a1.ru1.esoftheSOIECDirectives,Part2(seewww.iso.org/dnc1.iivcs).Rionri颜sd隘丽n嬲W雌ns出觎崛喇曲doc三蝴瞬.subjectofanypatentrightsidentifiedduringthedeve1.opmerUW4iouwMM41.beintheIntroductionand/orontheISO1.istofpatentdec1.arationsreceived(seewww.iso.org/patents).Anytradeusedinthisconstitutenameendorsemen

7、t,documentisinformationgivenfortheconvenienceofusersanddoesnotForanexp1.anationofthevo1.untarynatureofstandards,themeaningofISOspecifictermsand眺J喇现dO1Ranf娜愀SaSS忠!翻窿inwe椭;ft藐nBa用W挑片dead期跳esww.isO.orgiso/forewordhtm1.ThisdocumentwasSedimenttransport.preparedbyTechnica1.CommitteeISO/TC1131.Hydrometry,S

8、ubcommitteeSC6,Thissecondeditioncance1.sandrep1.acesthefirstedition(ISOTS3716:2006),whichhasbeentechnica1.1.yrevised.ThemainchangescomparedWiththepreviouseditionareasfo1.1.ows：theScopehasbeenc1.arifiedtoinc1.udesamp1.ersforco1.1.ectingwater-sedimentmixhiresofrivers,streams,1.akesandreservoirsandexc1

9、.udeequipmentforsamp1.ingc1.osedconduitsandwastewaterdischarges；c1.ausesonsamp1.ingtechniqueshavebeenremoved;thetypesandmode1.sOfsamp1.crshavebeenexpanded.AnyfeedbackorquestionsonthisdocumentSheHUdstandardsbody.Acomp1.ete1.istingofthesebodiescanbefoundatwww.iso.org/members.htm1.IntroductionSuspended

10、-sedimentsamp1.ersareusedtoco1.1.ectarepresentativesamp1.eofthewater-sedimenttiturerep(rfsentsttiuezfrs.ctakeRtjaanresefvoirsusp4ted1.i1.raentsan1.dftou1.dthbQitonta1.co1.1.ectnd11ptetScavariationofsuspended-sedimentconcentrationsothatthemeanconcentrationcanbedetermined.Therearedifferenttypesofsamp1

11、.ersavai1.ab1.eforco1.1.ectingsuspendedsedimentinc1.udingsomethat璃部附f1.三f陶丽两腆由际Sandh掴踹前洲的嫄5油共amp1.腮由他an册唯帼而陕areusedprimari1.yin1.akesandreservoirs.Point-integratingsamp1.ers,depth-integratingsamp1.ers,sing1.e-stagesamp1.ersandpumpingsamp1.ersareusedprimari1.yinstreamsandrivers.On1.ysamp1.ers阿idesop曲

12、籍撕限刈Vn磁Om领醐6岫蜘IW曲懈闻ese确艇蜩掘嘛网Ze(Uncontaminatcd)samp1.esoftracemeta1.andorganiccompoundsthatarccommon1.yassociatedwithsuspendedsedimentinstreamsandrivers.HydrometryFunctiona1.requirementsandcharacteristicsofsuspended-sedimentsamp1.ers1 Scopesuspended-sedimentsamp1.ersusedforco1.1.ectingwater-sedimentm

13、ixturesfromstreams,rivers,1.akesNOTETheunitsofmeasurementusedInthisdocumentareSIunits.2 Normativereferencesconstitutesrequirements1.atesteditiondocment.referencedreferences,(inc1.udingamendments)app1.ies.app1.ies.natthefo1.1.owing3 TermsanddefinitionsISOandIECmaintaintermino1.ogica1.databasesforUSei

14、nStandardizaticaddresses：3.1 IECE1.ectropedia:avai1.ab1.eathttm/wvv.e1.ectropedia.org/isokineticsamp1.ing4 Requirementsofsamp1.ersastreamatapointofsamp1.ing,theidea1.samp1.ersha1.1.fu1.1.thefo1.1.owingtechnica1.requirements.b) Theve1.ocitypossib1.etotheve1.ocityofofthesamp1.er,nozz1.esamp1.ingsamp1.ingirrespectiveisokineticthisc) Themouth/intakeofthesamp1.ersha1.1.a1.waysfaceintothecurrentatthesamp1.ingpoint.Thisdocumentspecifiesthefunctiona1.requirementsandcharacteristicsofthediffere