1、Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 30 March 2004, Uncontrolled Copy, (c) BSIBRITISH STANDARD BS EN 13848-1:2003 Railway applications/Track Track geometry quality Part 1: Characterisation of track geometry The European Standard EN 13848-1:2003 has the status of
2、a British Standard ICS 45.080 Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 30 March 2004, Uncontrolled Copy, (c) BSIBS EN 13848-1:2003 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 13 January 2004 BSI 13 January
3、 2004 ISBN 0 580 43212 2 National foreword This British Standard is the official English language version of EN 13848-1:2003. The UK participation in its preparation was entrusted to Technical Committee RAE/2, Railway track components, which has the responsibility to: A list of organizations represe
4、nted on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”,
5、or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer i
6、mmunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate t
7、hem in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 23 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date Comments
8、 Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 30 March 2004, Uncontrolled Copy, (c) BSIEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN138481 December2003 ICS45.080 Englishversion Railwayapplications/TrackTrackgeometryqualityPart1: Characterisationoftrackgeometry Applic
9、ationsferroviaires/VoieQualitgomtriquedela voiePartie1:Caractrisationdelagomtriedevoie BahnAnwendungen/GleisQualittderGleisgeometrie Teil1:BeschreibungderGleisgeometrie ThisEuropeanStandardwasapprovedbyCENon26June2003. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatethec
10、onditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German)
11、.Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ire
12、land,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymean
13、sreserved worldwideforCENnationalMembers. Ref.No.EN138481:2003E Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 30 March 2004, Uncontrolled Copy, (c) BSIEN138481:2003(E) 2 Contents Foreword4 Introduction .5 1 Scope 6 2 Normativereferences 6 3 Terms,definitions,symbolsandabb
14、reviatedterms. .6 3.1 Termsanddefinitions. .6 3.2 Symbolsandabbreviatedterms. 7 4 Principaltrackgeometricparameters .8 4.1 Descriptionofthetrackcoordinatesystem. 8 4.2 Trackgauge. .8 4.2.1 Definition.8 4.2.2 Measurementmethod 9 4.2.3 Wavelengthrange 9 4.2.4 Resolution.9 4.2.5 Measurementuncertainty
15、. 9 4.2.6 Rangeofmeasurement .9 4.2.7 Analysismethod . .9 4.2.8 Outputrequirements . 9 4.2.9 Outputpresentation. 10 4.3 Longitudinallevel 10 4.3.1 Definition.10 4.3.2 Measurementmethod 10 4.3.3 Wavelengthrange 10 4.3.4 Resolution.11 4.3.5 Measurementuncertainty . 11 4.3.6 Rangeofmeasurement .11 4.3.
16、7 Analysismethod . .11 4.3.8 Outputrequirements . 11 4.3.9 Outputpresentation. 12 4.4 Crosslevel. .12 4.4.1 Definition.12 4.4.2 Measurementmethod 12 4.4.3 Wavelengthrange 13 4.4.4 Resolution.13 4.4.5 Measurementuncertainty . 13 4.4.6 Rangeofmeasurement .13 4.4.7 Analysismethod . .13 4.4.8 Outputrequ
17、irements . 13 4.4.9 Outputpresentation. 13 4.5 Alignment13 4.5.1 Definition.13 4.5.2 Measurementmethod 14 4.5.3 Wavelengthrange 14 4.5.4 Resolution.14 4.5.5 Measurementuncertainty . 15 4.5.6 Rangeofmeasurement .15 4.5.7 Analysismethod . .15 4.5.8 Outputrequirements . 15 4.5.9 Outputpresentation. 15
18、4.6 Twist16 4.6.1 Definition.16 Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 30 March 2004, Uncontrolled Copy, (c) BSIEN138481:2003(E) 3 4.6.2 Measurementmethod 16 4.6.3 Wavelengthrange 16 4.6.4 Resolution 16 4.6.5 Measurementuncertainty . 16 4.6.6 Rangeofmeasurement .16
19、 4.6.7 Analysismethods 16 4.6.8 Outputrequirements . 17 4.6.9 Outputpresentation. 17 5 Measurementconditions 17 AnnexA (informative) Measurementofacceleration 18 A.1 Introduction18 A.2 Measurementmethod 18 A.3 Frequencyrange. .18 A.4 Rangeofmeasurement .18 A.5 Samplingfrequency .19 A.6 Measurementco
20、nditions 19 A.7 Analysismethod . .19 A.8 Outputrequirements . 19 A.9 Outputpresentation. 19 AnnexB (informative) OtherParameters 20 AnnexZA (informative) ClausesofthisEuropeanStandardaddressingessentialrequirementsorother provisionsofEUDirectives. . 22 Licensed Copy: Wang Bin, ISO/Exchange China Sta
21、ndards Information Centre, 30 March 2004, Uncontrolled Copy, (c) BSIEN138481:2003(E) 4 Foreword Thisdocument(EN138481:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC256“Railway Applications“,thesecretariatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublica
22、tionofanidenticaltextor byendorsement,atthelatestbyJune2004,andconflictingnationalstandardsshallbewithdrawnatthelatestby June2004. ThisdocumenthasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandtheEuropean FreeTradeAssociation,andsupportsessentialrequirementsofEUDirective(s). Forrelatio
23、nshipwithEUDirective(s),seeinformativeannexZA,whichisanintegralpartofthisdocument. AnnexAandBareinformative. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, Fr
24、ance,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom. Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 30 March 2004, Uncontrolled Copy, (c) BSIEN138481:2003(E) 5 Introduction Thi
25、sEuropeanStandarddefinestheminimumrequirementsfortheprincipaltrackgeometricparametersthat characterisetrackgeometryquality.Otherparameters,forexample,accelerationandrailcharacteristics,alsohave animportantroleincontributingtowardsridequality.RefertoannexesAandBforfurtherinformationonthese parameters
26、. Itcomprisestwoinformativeannexes(annexAandannexB) ThisEuropeanStandardisoneoftheseriesEN13848“Railwayapplications/TrackTrackgeometryquality”as listedbelow: Part1:Characterizationoftrackgeometry Part2:MeasuringdevicesTrackrecordingvehicles Part3:SpecificationformeasuringdevicesDevicesfittedontrackm
27、aintenancemachine Part4:SpecificationformeasuringdevicesTrackmeasuringtrolleysandmanuallyoperateddevices Part5:Geometricqualityassessment Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 30 March 2004, Uncontrolled Copy, (c) BSIEN138481:2003(E) 6 1Scope ThisPartofthisEuropea
28、nStandardspecifiestherequirementsforthehomologationoftrackgeometryquality parametersasmeasuredbyvariousmeasuringdevices.ThesemeasuringdevicesaredescribedinParts2,3,4of thestandard.ThisEuropeanStandardappliestoalltrackgeometryparametersincludingtrackgauge,longitudinal level,alignment,crosslevel(cant/
29、superelevation)andtwist.Itdefineseachparameterandspecifiesthe requirementsformeasurement,theanalysismethodsandthepresentationofresults. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriatepla
30、cesinthetextandthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies.(includingamendments). prEN13
31、8482,Railwayapplications/TrackTrackgeometryqualityPart2:SpMeasuringdevicesTrack recordingvehicles ENV13005:1999, Guidetotheexpressionofuncertaintyinmeasurement. 3 Terms,definitions,symbolsandabbreviatedterms 3.1Termsanddefinitions ForthepurposesofthisEuropeanStandard,thefollowingtermsanddefinitionsa
32、pply(referalsotothetermsand definitionsdescribedinclause4ofthispart). 3.1.1 trackgeometryquality assessmentofexcursionsfromthemeanordesignedgeometricalcharacteristicsofspecifiedparametersinthe verticalandlateralplaneswhichgiverisetosafetyconcernsorhaveacorrelationwithridequality 3.1.2 gaugeface insi
33、defaceoftherunningrailhead 3.1.3 runningtable uppersurfaceoftheheadoftherail 3.1.4 runningsurface curvedsurfacedefinedbythelongitudinaldisplacementofastraightlineperpendiculartothecentrelineofthe trackandtangentialtobothrunningtables 3.1.5 runningplane planetangentialtotherunningsurfaceatthepointofm
34、easurement 3.1.6 uncertainty refertothedefinitioninENV13005:1999 Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 30 March 2004, Uncontrolled Copy, (c) BSIEN138481:2003(E) 7 3.1.7 measuredvalue refertothedefinitioninENV13005:1999 3.1.8 resolution smallestchangeinthevalueofaq
35、uantitytobemeasuredwhichproducesadetectablechangeintheindicationof themeasuringinstrument 3.1.9 wavelengthrange spacedomaintakenbytheparameterscomponents 3.1.10 samplingdistance travelleddistancebetweenanytwoconsecutivemeasurementpointsonthesamerail 3.1.11 rangeofmeasurement specificdomaindescribedb
36、yitslimits 3.2Symbolsandabbreviatedterms Forthepurposesofthisstandard,symbolsandabbreviatedtermsappliedarespecifiedintheTable1. Table1Symbols No. Symbol Designation Unit 1 G Trackgauge mm 2 Z p Distancebelowtherunningsurfacewheregaugeismeasured mm 3 Z p1 Deviationinthedirectionofconsecutiverunningta
37、blelevelsonleft handrail.UsedinthemeasurementofLongitudinalLevel. mm 4 Z p2 Deviationinthedirectionofconsecutiverunningtablelevelsonright handrail.UsedinthemeasurementofLongitudinalLevel. mm 5 y p DistancebetweenpointPandareferenceline.Usedinthe measurementofAlignment mm 6 P Gaugefacecontactpoint 7
38、D1,D2,D3 Wavelengthranges m 8 l Wavelength m 9 V1 Amplitudefromthezeroline.UsedinthemeasurementofTwist mm/m 10 V2 Amplitudefromthemeanvalue.UsedinthemeasurementofTwist mm/m 11 Twistbaselength m 12 X, Y, Z Axesofatrackcoordinatesystem Licensed Copy: Wang Bin, ISO/Exchange China Standards Information
39、Centre, 30 March 2004, Uncontrolled Copy, (c) BSIEN138481:2003(E) 8 4 Principaltrackgeometricparameters 4.1Descriptionofthetrackcoordinatesystem Thetrackgeometryqualityisdescribedbymeansofarelativerectangularcoordinatesystemcentredtothetrack withclockwiserotation(refertoFigure1): Xaxis:axisrepresent
40、edasanextensionofthetracktowardsthedirectionofrunning Yaxis:axisparalleltotherunningsurface Zaxis:axisperpendiculartotherunningsurfaceandpointingdownwards Key 1 runningdirection 2 runningsurface 3 trackcoordinatesystem Figure1Relationshipbetweentheaxesofthetrackcoordinatesystem 4.2Trackgauge 4.2.1De
41、finition Distance Gbetweenthegaugefacesofthetwoadjacentrunningrailsmeasuredatadistance z p belowtherunning surface(refertoFigure2). Key 1 runningsurface Figure2Trackgauge Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 30 March 2004, Uncontrolled Copy, (c) BSIEN138481:2003(
42、E) 9 4.2.2Measurement method Thevalue z p representsthedistancefromtherunningsurfacedowntoapoint P. z p shallbeequalto(14 1)mmfornewrail. PointPisthegaugefacecontactbetweenanewwheelsetandanewrail.Itspositionwillbeinfluencedbythe actualwheelprofileandrailprofileatthetimeofmeasurement. NOTE Gauge,whic
43、hisrepresentedby G,isconsideredtobethesmallestdistancebetweenthetworailswithintherange 0mmto15mm(refertoFigure3). 0mm z p 15mm G=min Gwithintherangeof z p Key 1 runningsurface Figure3Trackgauge:measurementmethod 4.2.3 Wavelengthrange Notapplicable 4.2.4Resolution Resolution 0,5mm 4.2.5 Measurementun
44、certainty Uncertainty1mm 4.2.6 Rangeofmeasurement Therangeshallbethenominalgauge15mm/+50mm 4.2.7 Analysismethod Individualdefectsarerepresentedbytheamplitudefromthenominalvaluetothepeakvalue(minimumand maximumpeakvalue). 4.2.8 Outputrequirements Measurementstakenbyrecordingvehicles,trackmaintenancemachinesortrolleysshallberecordedasa consecutivesetofreadingspreferablyindigitalformandshallalsobepresentedgraphically. Formanuallyoperateddeviceseachtrackgaugemeasurementshallberecordedasasinglevalue. Licensed Copy: Wang Bin, ISO/Exchange Chin
