1、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS ISO 11841-2:2000 ICS 0
2、1.040.43; 43.060.40 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Road vehicles and internal combustion engines Filter vocabulary Part 2: Definitions of characteristics of filters and their componentsThis British Standard, having been prepared under the direction of the Engi
3、neering Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15 May 2000 BSI 05-2000 ISBN 0 580 34874 1 BS ISO 11841-2:2000 Amendments issued since publication Amd. No. Date Comments National foreword This British Standard reproduces verbatim ISO 11
4、841-2:2000 and implements it as the UK national standard. The UK participation in its preparation was entrusted by Technical Committee MCE/21, Filters for gases and liquids, to Subcommittee MCE/21/2, Filters for air supply to IC engines and compressors other than on aircraft, which has the responsib
5、ility 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 developments and promulgate them in the UK. A list
6、of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references The British Standards which implement international publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standard
7、s Correspondence Index”, or by using the “Find” facility of the BSI 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
8、does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, the ISO title page, pages ii to iv, pages 1 to 15 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issue
9、d.Referencenumber Numroderfrence ISO11841-2:2000(E/F) INTERNATIONAL STANDARD NORME INTERNATIONALE ISO 11841-2 Firstedition Premiredition 2000-02-15 Roadvehiclesandinternalcombustion enginesFiltervocabulary Part2: Definitionsofcharacteristicsoffiltersand theircomponents Vhiculesroutiersetmoteurscombu
10、stion interneVocabulairerelatifauxfiltres Partie2: Dfinitionsdescaractristiquesdesfiltres etdeleurscomposantsISO11841-2:2000(E/F) iiISO11841-2:2000(E/F)iii Foreword ISO(theInternationalOrganizationforStandardization)isaworldwidefederationofnationalstandardsbodies(ISO memberbodies).Theworkofpreparing
11、InternationalStandardsisnormallycarriedoutthroughISOtechnical committees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeenestablishedhas therighttoberepresentedonthatcommittee.Internationalorganizations,governmentalandnon-governmental,in liaisonwithISO,alsotakepartinthework.ISOcol
12、laboratescloselywiththeInternationalElectrotechnical Commission(IEC)onallmattersofelectrotechnicalstandardization. InternationalStandardsaredraftedinaccordancewiththerulesgivenintheISO/IECDirectives,Part3. DraftInternationalStandardsadoptedbythetechnicalcommitteesarecirculatedtothememberbodiesforvot
13、ing. PublicationasanInternationalStandardrequiresapprovalbyatleast75%ofthememberbodiescastingavote. AttentionisdrawntothepossibilitythatsomeoftheelementsofthispartofISO11841maybethesubjectof patentrights.ISOshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights. InternationalStandardISO1184
14、1-2waspreparedbyTechnicalCommitteeISO/TC22, Road vehicles, SubcommitteeSC7, Injection equipment and filters for use on road vehicles. ISO11841consistsofthefollowingparts,underthegeneraltitle Road vehicles and internal combustion engines Filter vocabulary : Part 1: Definitions of filters and filter c
15、omponents Part 2: Definitions of characteristics of filters and their componentsISO11841-2:2000(E/F) iv Avant-propos LISO(Organisationinternationaledenormalisation)estunefdrationmondialedorganismesnationauxde normalisation(comitsmembresdelISO).LlaborationdesNormesinternationalesestengnralconfieaux c
16、omitstechniquesdelISO.Chaquecomitmembreintressparunetudealedroitdefairepartieducomit techniquecrceteffet.Lesorganisationsinternationales,gouvernementalesetnongouvernementales,en liaisonaveclISOparticipentgalementauxtravaux.LISOcollaboretroitementaveclaCommission lectrotechniqueinternationale(CEI)enc
17、equiconcernelanormalisationlectrotechnique. LesNormesinternationalessontrdigesconformmentauxrglesdonnesdanslesDirectivesISO/CEI,Partie3. LesprojetsdeNormesinternationalesadoptsparlescomitstechniquessontsoumisauxcomitsmembrespour vote.LeurpublicationcommeNormesinternationalesrequiertlapprobationde75%
18、aumoinsdescomits membresvotants. LattentionestappelesurlefaitquecertainsdeslmentsdelaprsentepartiedelISO11841peuventfaire lobjetdedroitsdepropritintellectuelleoudedroitsanalogues.LISOnesauraittretenuepourresponsablede nepasavoiridentifidetelsdroitsdepropritetavertideleurexistence. LaNormeinternation
19、aleISO11841-2atlaboreparlecomittechniqueISO/TC22, Vhicules routiers, sous-comitSC7, quipements dinjection et filtres pour application aux vhicules routiers. LISO11841comprendlespartiessuivantes,prsentessousletitregnral Vhicules routiers et moteurs combustion interne Vocabulaire relatif aux filtres:
20、Partie 1: Dfinitions des filtres et de leurs composants Partie 2: Dfinitions des caractristiques des filtres et de leurs composantsINTERNATIONALSTANDARD NORMEINTERNATIONALE ISO11841-2:2000(E/F)1 Roadvehiclesandinternal combustionenginesFilter vocabulary Part2: Definitionsofcharacteristicsof filtersa
21、ndtheircomponents Vhiculesroutiersetmoteurs combustioninterne Vocabulairerelatifauxfiltres Partie2: Dfinitionsdes caractristiquesdesfiltreset deleurscomposants 1 Scope ThispartofISO11841definestermsforthecharac- teristicsoffiltersandfiltercomponentsusedinroad vehiclesandinternalcombustionenginesforg
22、eneral use(e.g.marineengines,stationaryengines). ThepurposeofISO11841istostandardizedefi- nitions,tofacilitatetheirunderstanding,andtocreate thebasisofauniformtranslationintoforeignlan- guages. ItisalsorecommendedthatthisInternationalStan- dardbeusedwhenestablishingothertechnical documents. 1 Domain
23、edapplication LaprsentepartiedelISO11841dfinitdestermes pourlescaractristiquesdesfiltresetcomposantsde filtresutilissdanslesvhiculesroutiersetlesmo- teurscombustioninterneusagegnral(par exemplemoteursmarins,moteursstationnaires). LobjetdelISO11841estdenormaliserlesdfini- tions,defaciliterleurcomprhe
24、nsionetdeconstituer labasepourunetraductionuniformeenlangues trangres. Ilestgalementrecommanddutiliserlaprsente Normeinternationalepourlardactiondautresdo- cumentstechniques. 2 Normativereferences Thefollowingnormativedocumentscontainprovisions which,throughreferenceinthistext,constituteprovi- sions
25、ofthispartofISO11841.Fordatedreferences, subsequentamendmentsto,orrevisionsof,anyof thesepublicationsdonotapply.However,partiesto agreementsbasedonthispartofISO11841areen- couragedtoinvestigatethepossibilityofapplyingthe mostrecenteditionsofthenormativedocumentsindi- catedbelow.Forundatedreferences,
26、thelatestedi- tionofthenormativedocumentreferredtoapplies. MembersofISOandIECmaintainregistersofcur- rentlyvalidInternationalStandards. ISO2942:1994, Hydraulic fluid power Filter el- ements Verification of fabrication integrity and de- termination of the first bubble point. 2 Rfrencesnormatives Lesd
27、ocumentsnormatifssuivantscontiennentdes dispositionsqui,parsuitedelarfrencequiyest faite,constituentdesdispositionsvalablespourla prsentepartiedelISO11841.Pourlesrfrences dates,lesamendementsultrieursoulesrvisions decespublicationsnesappliquentpas.Toutefois,les partiesprenantesauxaccordsfondssurlapr
28、sente partiedelISO11841sontinvitesrechercherla possibilitdappliquerlesditionslesplusrcentes desdocumentsnormatifsindiqusci-aprs.Pourles rfrencesnondates,ladernireditiondudocu- mentnormatifenrfrencesapplique.Lesmembres delISOetdelaCEIpossdentleregistredesNor- mesinternationalesenvigueur. ISO2942:1994
29、, Transmissions hydrauliques l- ments filtrants Vrification de la conformit de fa- brication et dtermination du point de premire bulle.ISO11841-2:2000(E/F) 2 ISO5011: 1) , Inlet air cleaning equipment for inter- nal combustion engines and compressors Per- formance testing. ISO5011: 2) , Sparateur ar
30、auliques placs len- tre des moteurs combustion interne et des com- presseurs Essai de rendement. 3 Classificationofthecharacteristicsof filtersandfiltercomponents Characteristicsoffiltersandfiltercomponentsare classifiedaccordingtofivecriteriaasshownin Figure1. 3 Classificationdescaractristiques des
31、filtresetdeleurscomposants Lescaractristiquesdesfiltresetdeleurscompo- santssontclasssseloncinqcritresmontrsla Figure1. 1)Tobepublished.(RevisionofISO5011:1988) 2)publier.(RvisiondelISO5011:1988)ISO11841-2:2000(E/F)3ISO11841-2:2000(E/F) 4 Characteristics 1)Size (see4.1) 2)Temperature (see4.2) 3)Pres
32、sure (see4.3) 4)Flow/fluid (see4.4) 5)Filtration (see4.5) Filteringarea Directionofflow Totalfilterarea Volumeflow Filteringvolume Massflow Operatingtemperature range Kinematicviscosity range Mediacompatibility Flow-fatiguechar- acteristics Poresize Nominalpressure Meanflowporesize Operatingpressure
33、range Instantaneousfiltrationefficiency Testpressure Fractionalfiltrationefficiency Openingpressure Cumulativefiltrationefficiency Closingpressure x -value Restriction Filterlife Pressuredrop Contaminantcapacity Differentialpressure Apparentcapacity Initialdifferentialpressure Finaldifferentialpress
34、ure Pressureloss Burstpressure Collapsepressure Figure1ClassificationofthecharacteristicsoffiltersandfiltercomponentsISO11841-2:2000(E/F)5 Caractristiques 1)Taille (voir4.1) 2)Temprature (voir4.2) 3)Pression (voir4.3) 4)Dbit/fluide (voir4.4) 5)Filtration (voir4.5) Surfacefiltrante Sensduflux Surface
35、totaledufiltre Dbitvolumique Volumefiltrant Dbitmassique Plagedestempratures defonctionnement Plagedeviscosit Compatibilitdes milieuxfiltrants Caractristiquesde fatiguedueaudbit Diamtredespores Pressionnominale Diamtremoyendespores Plagedepressiondefonctionnement Efficacitinstantanedefiltration Pres
36、siondessai Efficacitdefiltration Pressiondouverture dimensionnelle Pressiondefermeture Efficacitdefiltrationcumule Restriction Rapport x Chutedepression Duredeviedufiltre Pressiondiffrentielle Capacitdertention Pressiondiffrentielleinitiale Capacitapparente Pressiondiffrentiellefinale Pertedecharge
37、Pressiondclatement Pressiondcrasement Figure1ClassificationdescaractristiquesdesfiltresetdeleurscomposantsISO11841-2:2000(E/F) 6 4 Definitionsofcharacteristicsoffiltersandfiltercomponents/Dfinitionsdes caractristiquesdesfiltresetdeleurscomposants No./N Term/Terme Unit/ Unit Definition/Dfinition Note
38、s 4.1 Classificationbysize Classificationparlataille 4.1.1 filteringarea cm 2 m 2 effectiveareaofafilterelement Overallareatobereducedby thoseportions,e.g.supportor bondedareas,whicharenot effectiveinfiltration. surfacefiltrante cm 2 m 2 surfaceefficacedunlmentfiltrant Surfacetotalediminuedela parti
39、e(parexemplesurfaces desupportoudeliaison)qui neparticipepaslafiltration. 4.1.2 totalfilterarea dm 2 totalareaoffilteringmaterialincludingareaslostin support/bonding surfacetotaledu filtre dm 2 surfacetotaledumatriaudefiltrationycomprisles surfacesperdues(support/liaison) 4.1.3 filteringvolume cm 3
40、effectivevolumeofthefilteringmaterial: effectivesurfacearea materialthickness volumefiltrant cm 3 volumeeffectifdumatriaufiltrant: surfaceefficace paisseurdumatriau 4.2 Classificationbytemperature Classificationparlatemprature 4.2.1 operatingtem- peraturerange C permissibletemperaturerangefortheoper
41、ationof afilterorfilterelement Theoperatingtemperaturewill bedeterminedbythefluidand theenvironment. plagedestemp- raturesdefonc- tionnement C plagedestempraturesadmissiblespourlefonc- tionnementdunfiltreoudunlmentfiltrant Latempraturedefonction- nementestdtermineparle fluideetparlenvironnement. 4.3
42、 Classificationbypressure a Classificationparlapression a 4.3.1 nominalpressure Pa pressureforwhichthefilterisdesignedandwith whichitmaybedesignated/certified Relatestomaximumpermis- sibleoperatingpressure;less thanorequaltothecalculated pressure. pressionnomi- nale Pa pressionpourlaquellelefiltrees
43、tconuetpar laquelleilpeuttredsignoucertifi Elleestlielapression maximaleadmissibledefonc- tionnement; infrieure ou galelapressioncalcule. 4.3.2 operatingpres- surerange Pa rangebetweenminimumandmaximumoperating pressures plagedespres- sionsdefonc- tionnement Pa plagecompriseentrelespressionsdefoncti
44、onne- mentminimaleetmaximale ISO11841-2:2000(E/F)7 No./N Term/Terme Unit/ Unit Definition/Dfinition Notes 4.3.3 testpressure Pa pressureabovethecalculatedpressureatwhicha filterorfiltercomponentistestedunderspecified conditions Nopermanentdeformation, damageormalfunctionmay occur. pressiondessai Pa
45、pressionsuprieurelapressiondecalculsous laquelleunfiltreouorganedefiltreestprouv dansdesconditionsspcifies Aucunedformationperma- nente,aucundommageou dfautdefonctionnementne doitsurvenir. 4.3.4 openingpressure Pa pressuredifferencewhenopeningthebypass valve,characterizedbyaspecifiedvolumeflowata gi
46、venfluidviscosity pressiondouver- ture Pa diffrencedepressionaumomentdelouverturedu clapetbipasse,caractriseparundbitvolumique spcifipouruneviscositdonnedufluide 4.3.5 closingpressure Pa pressuredifferencewhenclosingthebypassvalve, characterizedbyaspecifiedvolumeflowatagiven fluidviscosity pressiond
47、efer- meture Pa diffrencedepressionaumomentdelafermeture duclapetbipasse,caractriseparundbitvolu- miquespcifipouruneviscositdonnedufluide 4.3.6 restriction Pa resistanceofthefiltertotheflowofthefilteredfluid Restrictionisthecauseof pressuredifferenceandloss. Itisequaltopressurediffer- encerelativeto
48、 atmosphere foropenintakefilters. restriction Pa rsistancedufiltrelcoulementdufluidefiltr Larestrictionestlacausede ladiffrencedepressionetde lapertedecharge.Elleest galeladiffrencedepres- sionparrapportlatmo- sphrepourdesfiltresdad- mission. 4.3.7 pressuredrop (deprecated) Pa timedependentpressurechangefromahighertoa lowerabsolutevalue Thisterm,currentlystillin commonusage,andmeaning pressuredifference,shouldbe avoided. Thistermisalsousedfor leakagetests. chutedepression (rejet) P
