BS EN ISO 15029-1-2000 Petroleum and related products - Determination of spray ignition characteristics of fire-resistant fluids - Spray flame persistence - Hollow-cone nozzle meth.pdf

1、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS EN ISO 15029-1:2000 Th

2、e European Standard EN ISO 15029-1:1999 has the status of a British Standard ICS 13.220.40: 75.080 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Petroleum and related products Determination of spray ignition characteristics of fire-resistant fluids Part 1: Spray flame persis

3、tence Hollow-cone nozzle methodThis British Standard, having been prepared under the direction of the Sector Committee for Materials and Chemicals, was published under the authority of the Standards Committee and comes into effect on 15 August 2000 BSI 08-2000 ISBN 0 580 34348 0 BS EN ISO 15029-1:20

4、00 Amendments issued since publication Amd. No. Date Comments National foreword This British Standard is the official English language version of EN ISO 15029-1:1999. It is identical with ISO 15029-1:1999. The UK participation in its preparation was entrusted to Technical Committee PTI/13, Petroleum

5、 testing and terminology, which has the responsibility to: 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 de

6、velopments and promulgate them in the UK. A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references Attention is drawn to the fact that CEN and CENELEC Standards normally include an annex which lists normative references to international publ

7、ications with their corresponding European publications. The British Standards which implement these international or European publications may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BS

8、I Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary

9、 of pages This document comprises a front cover, an inside front cover, the EN ISO title page, the EN ISO foreword page, the ISO title page, page ii, pages 1 to 5 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued.EN ISO 15029-1:1999A Re

10、ferencenumbe r ISO150291:1999 (E) INTERNATIONAL STANDARD ISO 150291 Firstedition 19991201 Petroleumandrelatedproducts Determinationofsprayignition characteristicsoffireresistantfluids Part1: SprayflamepersistenceHollowcone nozzlemethod ProduitsptroliersetproduitsconnexesDterminationdes caractristiqu

11、esdinflammationdesfluidesdifficilementinflammables enjetpulvris Partie1:PersistancedeflammedunjetpulvrisMthodedugicleur cnecreux EN ISO 15029-1:1999ii Foreword ISO (the InternationalOrganizationforStandardization)isaworldwidefederationofnationalstandardsbodies(ISO memberbodies).TheworkofpreparingInt

12、ernationalStandardsisnormallycarriedoutthroughISOtechnical committees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeenestablishedhas therighttoberepresentedonthatcommittee.Internationalorganizations,governmentalandnongovernmental,in liaisonwithISO,alsotakepartinthework.ISOcollabo

13、ratescloselywiththeInternationalElectrotechnical Commission(IEC)onallmattersofelectrotechnicalstandardization. InternationalStandardsaredraftedinaccordancewiththerulesgivenintheISO/IECDirectives,Part3. DraftInternationalStandardsadoptedbythetechnicalcommitteesarecirculatedtoth ememberbodiesforvoting

14、. PublicationasanInternationalStandardrequiresapprovalbyatleast75%ofthememberbodiescastingavote. InternationalStandardISO150291waspreparedbyTechnicalCommitteeISO/TC28, Petroleumproductsand lubricants. ISO15029consistsofthefollowingparts,underthegeneraltitle PetroleumandrelatedproductsDetermination o

15、fsprayignitioncharacteristicsoffireresistantfluid s: Part1:SprayflamepersistenceHollowconenozzlemethod Part2:SpraytestStabilizedflameheatreleasemethod Part3:SpraytestLargescalemethod Inhydraulicfluidpowersystems,poweristransmittedandcontrolledthroughaliquidunde rpressurewithinan enclosedcircuit.Onet

16、ypeofsuchaliquidisfireresistantfluid.ThefollowingInternationalStandards are suitable for theclassification,specificationandguidanceforuseofsuchfluids: ISO67434:1999, Lubricants,industrialoilsandrelatedproducts(classL)ClassificationPart4:FamilyH (Hydraulicsystems) . ISO7745:1989, HydraulicfluidpowerF

17、ireresistant(FR)fluidsGuidelinesforuse . ISO12922:1999,Lubricants,industrialoilsandrelatedproducts(classL)FamilyH(Hydraulicsystems) SpecificationsforcategoriesHFAE,HFAS,HFB,HFC,HFDRandHFDU . ThefollowingInternationalStandardmaybeusefulfortheassessmentoftheflamepropagationandpersistenc e of aflameapp

18、liedtotheedgeofawickofnonflammablematerialimmersedinfireresistantfluid: ISO14935:1998, PetroleumandrelatedproductsDeterminationofwickflamepersistenceoffireresistantfluids . EN ISO 15029-1:19991 PetroleumandrelatedproductsDeterminationofsprayignition characteristicsoffireresistantfluids Part1: Sprayf

19、lamepersistenceHollowconenozzlemethod WARNINGTheuseofthispartofISO 15029mayinvolvehazardousmaterials,operation sand equipment.ThispartofISO 15029doesnotpurporttoaddressallofthesafetyproblem s associatedwith itsuse.Itistheresponsibilityoftheusertoestablishappropriatesafetyandhealthpracticesand determ

20、inetheapplicabilityofregulatorylimitationspriortouse. 1Scope ThispartofISO 15029specifiesahollowconenozzlemethodfortheassessmentofthepersistenceofaflame appliedtovariouspointswithinapressurizedsprayoffireresistantfluid. ThispartofISO15029isoneoftwobasicmeasuresoffireresistance,andmaybecalledupinregu

21、lations governingtheiruseunderthe7theditionoftheLuxembourgReport 1) . 2Normativereference The following normativedocumentcontainsprovisionswhich,throughreferenceinthistext,constituteprovisionsof thispartofISO 15029.Foradatedreference,subsequentamendmentsto,orrevisionsof,thepublicatio ndonot apply.Ho

22、wever,partiestoagreementsbasedonthispartofISO15029areencourage d to investigate the possibility of applying the most recenteditionofthenormativedocumentindicatedbelow.Foranundatedreference,thelatest editionofthenormativedocumentreferredtoapplies.MembersofISOandIECmaintai n registers of currently val

23、id InternationalStandards. ISO3170:1988, PetroleumliquidsManualsampling . 3Termanddefinition ForthepurposesofthispartofISO15029,thefollowingtermanddefinitionapplies. 3.1 flamepersistence maximumtime,tothenearest0,1s,betweenremovaloftheignitingflamean dextinctionofcombustionofthe spray,atdifferentpos

24、itionsalongthelengthofapressurizedsprayoffluidundertheconditionsspecifiedinthispart ofISO15029 1) Safety and Health Commission for theMiningandotherExtractiveIndustries,Doc.No.4746/10/91EN(forEnglishversion, FRforFrenchversion),April1994, Requirementsandtestsapplicabletofireresistanthydraulicfluidsu

25、sedforpower transmissionsandcontrol(hydrostaticandhydrokinetic),availablefromtheCommissionoftheEuropeanCommunities, DirectorateGeneralV,UnitV.F.4“Extractive,IronandSteelIndustries“,BtimentJeanMonnet,C4/65,L2920Luxembourg. EN ISO 15029-1:19992 4Principle Asampleoffluidispressurizedandheatedtoaspecifi

26、edpressure andtemperature,andthenatomizedthrougha definednozzle.Thesprayproducedisignitedwithanoxyacetylen etestflameofspecifiedenergyinsuccessionat variouspointsalongthewholelengthofthespraypattern.Afterignition,thetestflameiswithdrawn,andthetime thattheflamecontinuestoburnismeasured.Thetestresulti

27、sthemaximumunsupportedburningtime. 5Reagentsandmaterials 5.1 Nitrogen,ofcommercialquality,oxygenfree.Thedeliverypressureshallbe7MPa 0,3MPa. 5.2 Oxygen,ofcommercialquality.Thedeliverypressureshallbe2 0kPaor30kPa,dependingontheblowpipe designused(see6.6). 5.3 Acetylene,ofcommercialquality.Thedeliveryp

28、ressureshallbe20kPaor 30 kPa, depending on the blowpipe designused(see6.6). 6Apparatus ThegeneralarrangementofthespraygeneratingapparatusisillustratedinFigure1. 6.1 Pressurecontrolsystem ,forthenitrogen,consistingofahighpressuregaugeofupto31, 5 MPa,apressure reducingvalve,andalowpressuregaugecapable

29、ofreadingupto10MPa. 6.2 Pressurevessel ,ofapproximately1,5litrecapacity,capableofwithstandingahydraulicpressureofatleast 15 MPa.Itshallbefittedwithavalveattheto p for filling and pressurization,a variablepressure relief/control valve ontheuppercurvedsurface,andadrain/shutoffvalveconnectedtoabottomex

30、ittakenthroughthewallofthe heatingdevice(6.3). 6.3 Heatingdevice ,fittedwithanelectricheaterof 1 200 Wto 1 800 Wcapacity.Itshal lbeinsulatedsothatno partofthesurfaceexceedsatemperatureof4 0 C.Aheaterofminimum2litr ecapacityfilledwithwater,orother suitableheatingdevices,canbeused. 6.4 Temperaturesens

31、ors,consistingofthermometersorthermocouplescapableofreadingthetemperatureof thetestfluidto 0,2C.Measuringdevicesshallbelocatedinthefluidundertest. NOTE TTypeCuCuNithermocouplesconformingtoIEC 60879:1986, Performanceandconstructionofelectriccirculating fansandregulators (thisreplacedIEC385:1972)aresu

32、itable. 6.5 Spraynozzle ,of80hollowconetype,ratedat9,5l/hat700kPapressure. NOTE TypeF802,5PL,manufacturedbyMonarch 2) havebeenfoundtobesuitable. 6.6 Blowpipe,withasupplysystemforoxygenandacetylene. NOTE AhighpressuremodelDHwithaNo . 10nozzle,forbothgasesat20kPa,ora“Saffire ”lightweightmodelwitha No.

33、10nozzlefor bothgasesat30kPapressure 3) ,aresuitable. 6.7 Timingdevice ,electronicormanual,readingto 0,1swithanaccuracyof0,1%over10min. 2) SuppliedbyPPControlsLtd.,CrossLancesRd,Hounslow, Middlesex,UK.Thisinfor mationisgive n for the convenience of usersofthispartofISO15029anddoesnotconstituteanendo

34、rsementbyISOofthisproduct. 3) SuppliedbyBritishOxygenLtd.ThisinformationisgivenfortheconvenienceofusersofthispartofISO 15029anddoes notconstituteanendorsementbyISOofthisproduct. EN ISO 15029-1:19993 Key 1Pressuregauge:31,5MPa 2Pressuregauge:10,0MPa 3Shutof f valve 4Variablepressurerelief/controlvalv

35、e 5Filling valve 6Cylinderofcompressednitrogen 7Heating device 8Drainandshutoffvalve 9Pressure vessel 10Spraynozzle 11Electricheate r:1200Wto1800W 12Fluidtemperaturemeasuringpointsinthepressurevesselandbeforethespraynozzle Figure1Generalarrangementofspraygeneratingapparatus EN ISO 15029-1:19994 6.8

36、Beaker,ofborosilicateglass,of1,5litrecapacity. 6.9 Hotplate,capableofheatingthebeaker(6.8)filledwithfluidatarateof3C/mintothespecifiedtest temperature. 7Samplesandsampling 7.1 Unlessotherwisespecified,samplesshallbetakeninaccordancewiththeproceduresspecifiedi n ISO 3170 or anequivalentNationalStanda

37、rd. 7.2 Laboratorysamplesshallbeexaminedforhomogeneityandclaritybeforetakingthetestportion.Sediment and/orfreewatershallberemovedbyfiltrationordecantation,andthepresenceshallbenotedonthetestreport. 7.3 Samplesshallbestoredatatemperatureofbetween0Cand30Cbeforeuse. 8Procedure 8.1 Ifanalysingadifferent

38、sampletotheonethatwaspreviouslytestedusingthespraygeneratingapparatus, rinsethepressurevessel(6.2)andthevariouspartsofthespraynozzle(6.5)severaltimeswithasuitabl esolvent orwithboilingwatertowhichacleansingagenthasbeenadded.Removeanyremainingsolvent.The ncarefully flushthedrytestapparatuswiththeflui

39、dundertest. 8.2 Place1 100 mloftestfluidinthebeaker(6.8),andplacethebeakeronthehotplate(6.9).Heatthefluidat 3C/min 0,5C/minuntilthetesttemperatureisreached(see6.4).Forwaterbasedfluids,oremulsions containingwater,thetesttemperatureshallbe6 5 C 5 C; for other fluids, the test temperature shall be 85C

40、5 C. Noteanychangestotheappearanceofthefluidduringthisheatingperiod. 8.3 Placethepressurevessel(6.2)intheheatingdevice(6.3)andmakeaconnectio nfromthebottomexittothe drainandshutoffvalve. 8.4 Transfertheheatedtestfluidtothepressurevesselthroughthefillingvalve(see6.2),andestablis hthetest temperature.

41、Ifnecessary,raisethetemperaturetothetesttemperaturewiththefillingvalveopen. 8.5 Close both shutof f valves and thefillingvalve,switchonthenitrogensupply(5.1)andadjustthetestpressure to7MPa 0,3MPaonthevariablepressurerelief/controlvalve(see6.2). 8.6 Whenthetestconditionsareestablished,openbothshutoff

42、valvesandstartthespray.Thetestshallbe carried out at an air flow rate of 0,2 m/sto0,3m/sinthesamedirectionastheatomizedjet.Whenthespraypattern hasstabilized,applytheignitingflametoapointofconsistentpatternfurthestfromthespraysource. 8.7 Whenburningofthesprayisestablished,removeth e igniting flame an

43、d simultaneously start the timing device (6.7).Measurethetimebetweenremovaloftheignitingflameandextinctionofcombustionofthespray. 8.8 Repeat8.6and8.7atnotlessthanfivedifferentpositionsalongthecompletespraylength,workingtowards thespraysource.Recordthetimes. 9Expressionofresults Reportthehighesttimerecordedin8.7,tothenearest0,1s,asthesprayflamepersistence. Rep