Tiêu chuẩn iso 04548 14 2016

© ISO 2016 Methods of test for full flow lubricating oil filters for internal combustion engines — Part 14 Cold start simulation and hydraulic pulse durability for composite filter housings Méthodes d[.]

Methods oftest for ful -flow

lubricating oil filters for internal

Part 14:

Cold start simulation and h ydraulic

pulse durability for c omposite filter

Méth des d’essai de s filtr s à h ile de lu rification à p ssage inté ral

p ur moteurs à comb stion inte ne —

Partie 14 : Ess ais de simulation de démar a e à froid et de résista c

a x imp lsions h dra lique s p ur les corps de filtr pre ssurisés à b se

de matériau comp site s

Fir t edition

2 16-0 -1

COPYRIGHT PROTECTED DOCUMENT

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F reword i v

Introduction v

1 Sc ope 1

2 Nor mati ve r eferenc es 1

3 Terms, definitio s, and g raphical symb ls 1

3.1 Te msan definitions 1

3.2 Graphical symb ls 1

4 Operatio al characteristic to be tested 1

5 Test equipment 2

6 Test l q id 2

7 Test temperature 2

8 Ac curacy 2

9 Cold start simulatio an h ydraul c pulse durabiity test 2

10 Test rep rt 3

A nne x A (normative) Values to be used for tests if no ag r eement is r eached w ith the manufactur er 5

Biblog raphy 6

ISO (he Int ernational Org nization for Stan ardization) is a worldwidefede ation of national s an ards

b dies (ISO membe b dies) The work of pr p ring Int ernational Stan ards is normaly car ied out

through ISO t ech ical committ ees Each membe b dy int er st ed in a subje t for w hich a t ech ical

committ ee has be n es a lshed has the right t o be r pr sent ed on that committ ee Int ernational

org nizations, g ove nmental an non-g ove nmental, in laison with ISO, also take part in the work

ISO cola orat es closely with the Int ernational Ele trot ech ical C mmis ion (IEC) on al matt ers of

ele trot ech ical s an ardization

The proc d r s used t o develo this document an those int en ed for it furthe maint enanc ar

desc ibed in the ISO/IEC Dir ctives, Part 1 In p rticular the dife ent a pro al c it eria ne ded for the

dife ent ty es of ISO document should be not ed This document was draft ed in ac ordanc with the

edit orial rules of the ISO/IEC Dir ctives, Part 2 ( e www.iso.org dir ctives)

A tt ention is drawn t o the p s ibi ity that some of the element of this document ma be the subje t of

p t ent right ISO shal not be held r sp nsible for identifying any or al such p t ent right Detais of

any p t ent right identified d ring the develo ment of the document wi be in the Introd ction an / r

on the ISO ls of p t ent de larations r c ived ( e www.iso.org p t ent )

Any trade name used in this document is information given for the convenienc of use s an does not

cons itut e an en orsement

F or an ex lanation on the meaning of ISO spe ific t erms an ex r s ions r lat ed t o conformity

as es ment, as wel as information a out ISO’ s adhe enc t o the WTO principles in the Te h ical

Bar ie s t o Trade (TBT) se the fol owing URL: F or word - Sup lementary information

The committ ee r sp nsible for this document is ISO/TC 7 , Inte n l c omb s tio en ines , Subcommitt ee

SC 7, Tes ts fr lu ric atin oi fite s

ISO 4548 consis s of the folowing p rt , u de the g ene al title Meth ds o tes t fr f l flow lu ric atin

oi fite s fr inte n l c omb s tio en ines:

— Part 1: Dife ential pr s s ur /flow charac te i s tic s

— Part 2 : Element b -p s s v lve charac te i s tic s

— Part 3: R es i s ta c e to hig dife ential pr s s ur a d to elev ted tempe atur

— Part 4: Initial p rticle r tentio effic iency,lfe a d c umulati ve effic iency (gravimetric meth d)

— Part 5: Tes t f r c old s tart s imulatio a d h dra lc p ls e dura i t y

— Part 6 : Static b rs t pr s s ur tes t

— Part 7: Vibratio ftig e tes t

— Part 9: Inlet a d o tlet a tidrain v lve tes ts

— Part 12 : Fitratio effic iency us in p rticle c ou tin ,a d c ontamin nt r tention c ap c it y

— Part 13 : Static b rs t pr s s ur tes t fr c omp s ite fite h us in s

— Part 14 : Cold s tart s imulatio a d h dra lc p l s e dura i t y fr c omp s ite fite h us in s

— Part 15: Vibration ftig e tes t fr c omp s ite fite h us in s

This p rt of ISO 4548 es a lshes s an ard t es proc d r s for measuring the pe formanc offul -flow

lubricating oi filt er mod les made of comp sit e mat erials for int ernal combus ion engines in t es s of

cold s art imulation an hydra ulc pulse d ra i ity

Methods oftest for ful -flow lubricating oil filters for

Part 14:

This part of ISO 4548 spe if ies a method of t es ing the a i ty of ful-flow lubricating oi filt ers

man factur d with comp sit e pr s ur ves el mat erials for int ernal combus ion engines t o withs an

an int ernal pr s ur surg e an cyclc int ernal pr s ur v riations ex e ienc d in the a plcation at

spe if ied o e ating t empe atur s

These t es s ar int en ed for a plcation t o spin-on ty e filt ers and detacha le f ilt ers with disp sa le

element cons ruct ed of comp sit e mat erials

2 Normati ve r eferences

The folowing document , in w hole or in p rt, ar normatively r fe enc d in this document an ar

in ispensa le for it a pl cation F or dat ed r fe enc s, only the edition cit ed a pl es F or u dat ed

r fe enc s, the lat es edition of the r fe enc d document ( inclu ing any amen ment )a pl es

ISO 1 1 -1, Fluid p we sys tems a d c omp nents — Gra hic al sy mb l s a d c irc uit dia rams — Part 1:

Gra hic al sy mb ls fr c on entio al use a d data-proc es s in a plc atio s

ISO 4548-1, Meth ds o tes t fr f l flow lu ric atin oi fite s fr inte n l c omb s tio en ines — Part 1:

Dife ential pr s s ur /flow charac te i s tic s

3 Terms, definitions, and g raphical symbols

3.1 Terms and definitions

F or the purposes of this document, the t erms an def initions given in ISO 4548-1 a ply

3.2 Graphical symbols

F or the purposes of this document, the gra hical symb ls given in ISO 1 1 -1 a ply

4 Operational character istics to be tested

Fit ers ar subje t ed t o a wide rang e of t empe atur an pr s ur fluctuations in se vic The t es s

spe if ied in Clause 9 ve ify the a i ty of the filt er canist er an seal t o withs an these high pr s ur

fluctuations for a given n mbe of s art conditions or cycl c pr s ur v riations These t es s can be

pe formed o e a rang e of t es t empe atur s

5 Test equipment

The t es eq ipment an cir uit shal be a le t o g ene at e and r peat the pr s ur cycle ( e Figur 1) at

the spe if ied t es t empe atur

6 Test l quid

The tes lq id shal be eithe the same as the syst em o e ating fluid or anothe comp tible fluid

a r ed between the sup le an pur hase The lq id shal be a le t o o e ate in tes tempe atur

spe if ied in Clause 7

7 Test temperature

In the a senc of an engine man factur r’ s spe if ication or cust ome /sup le a r emen t es

t empe atur extr mes of - 20°C an 1 0 °C

Ins rumentation shal be ac urat e t o within the folowing l mit :

— pr s ur : ± ,0 % of the up e cyclc t es pr s ur ;

— time: ± ,0 2 s r solution;

— t empe atur : ± °C

Use pr s ur transd c rs, amplf ie s, an r cording devic s with a combined sy st em fr q ency

r sp nse, such that in the fr q ency rang e 0 kHz t o 2 kHz, the ampltu e ratio is within 0 d t o -3 dB

Pr s ur transd c r() shal be mou t ed dir ctly int o thet es comp nent, or as nearly as p s ible, so as

t o r cord the int ernal con itions a pled t o the comp nent Any r s rictions between the transd c rs

an the pr s ur -containing envelo e being t est ed should be a oided

Ins rument an proc d r should conform t o ISO 9 1 -1an ISO 9 1 - 2

9 Cold star t simulation and hydraul c pulse durabi ity test

Fit the f ilt er on an a pro riat e ada t or an a ply the filt er man factur r’s r commen ed tight ening

t orq e or angle of rotation for the f ilt er t o be t est ed

Conne t he t es ada t er t o the pipe work sy st em of the t es rig

Start the t es sy st em, an alow the rig t o ru u ti al air has be n purg ed from the sy st em

Pr con ition t es as embly at the spe if ied t es t empe atur for 4 h

Inc ease sy st em pr s ur u ti the pr s ur a r ed with the engine man factur r is o tained In the

a senc of such an a r ement, one of the v lues given in Annex A shal be used

Initiate cy cl c tes at sys em pr s ur me ting wav eform spe ified in Figur 1 Without spe ific

r q ir ment transmit ed by the cus ome , the cy cle rate shal be in the range of 0,5 cy cles to

2 cy cles pe se on

Alow the t es t o contin e, making visual che ks for signs of fai ur at fr q ent int erv ls, u ti faiur

oc urs or u ti the n mbe of cycles a r ed with the engine man factur r has be n a pled In the

a senc of such an a r ement, the v lue given in An ex A for the t es pr s ur chosen shal be used

St op the t es Che k an r cord the tight ening t orq e

R emo e the f ilt er Alow t o drain an visualy ex mine the unit t o det ermine the fai ur p int an ty e

of faiur , if any

10 Test r eport

The t es r p rt hal inclu e at leas the folowing information:

a) thenameof thet es es a l shmen

b) thef ilt er ty e (man factur r, model n mbe , an b t ch n mbe );

c) thedat e of the t est ;

d) a desc iption of the filter an whethe it is new or used; if it is used, the a pro imate pe iod of se vic ;

e) thecat eg ory of filt er ( e An ex A);

f) therat ed flow, in ltr s pe min t e;

g) thet es pr s ur in k a;

h) thet es fluid;

i) thet es t empe atur ;

j) themode of faiur an it location;

k) thet orq e a pl ed initialy an at the en of the t es , in Newt on metr s;

l) then mbe of cycles t o fai ur or the n mbe of cycles complet ed;

m) thet es cycle rat e

2

3

4

5

6 7

8

6

50 ± 5%

5%

5%

5 %

5 %

1 %

10 %

Key

1 test pres ur e ± %

2 cyclic test pr es ure

3 8 % test pr es ur e

4 secant pr es ur e rise

5 1 % cyclic test pr es ur e

6 point “0” — the inter ection of the secant pres ur e rise with zero pr es ure

7 5 % (C P)

8 0 kPa (0 psi

9 one imp lse cycle

Figure 1 — Dia rammatic pres ure pulse waveform for the cold start simulatio test and for

the hy raul c pulse durabi ity test

A nne x A

(normative)

Values to be used for tests if no ag reement is reached w ith the

Ta le A.1 gives the pr s ur an n mbe of cycles t o be used in the cold s art simulation t es an the

hydraulc pulse d ra i ty t es for the chosen cat eg ory of f ilt er

Table A.1 — Pres ure and numbe of cycles to be used for tests

Fit er ty e C t eg ory

C ld s art simulation t es Hydraulc pulse d ra i ity t es

Pr s ur

k a

Numbe ofcycles

Pr s ur

k a

Numbe ofcycles

Detacha le with

disposa le element

Bibl og raphy

[1] ISO 34 8, Indus trial lq id lu ric ant — ISO vi sc os it y clas s ific atio

[2] ISO 4548-5, Meth ds o tes t fr f l flow lu ric atin oi fite s fr inte n l c omb s tio en ines —

Part 5: Tes t fr c old s tart s imulatio a d h dra lc p l se dura i t y

[3] ISO 9 1 -1, Hydra lc fluid p we — Meas ur ment techniques — Part 1: G ene al meas ur ment

princ iples

[4 ] ISO 9 1 - 2, Hydra lc fluid p we — Meas ur ment techniq es — Part 2 : Meas ur ment o a e a e

s teady-s tate pr s s ur in a clos ed c onduit

[5] ISO 1 7 1-1, Hydra lc fluid p we — Fatig e pr s s ur tes tin o metal pr s s ure -c ontainin

en elo es — Part 1: Tes t meth d

[6] SAE J3 0c, En ine oi vi sc os it y clas s ific atio

ICS  27.020

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