EP4673914A1 - Procédé de caractérisation de la surface de rupture d'un matériau ayant subi une fissuration - Google Patents
Procédé de caractérisation de la surface de rupture d'un matériau ayant subi une fissurationInfo
- Publication number
- EP4673914A1 EP4673914A1 EP24705689.8A EP24705689A EP4673914A1 EP 4673914 A1 EP4673914 A1 EP 4673914A1 EP 24705689 A EP24705689 A EP 24705689A EP 4673914 A1 EP4673914 A1 EP 4673914A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- auo
- corraon
- marau
- rsouon
- une
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0004—Industrial image inspection
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/006—Crack, flaws, fracture or rupture
- G01N2203/0067—Fracture or rupture
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/0641—Indicating or recording means; Sensing means using optical, X-ray, ultraviolet, infrared or similar detectors
- G01N2203/0647—Image analysis
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30108—Industrial image inspection
- G06T2207/30136—Metal
Definitions
- noammen ermeana'arccsenerenveensonra a noammenourueournr a new aroce named'aaronessnureesursa rnesr unsen maavreasu, e'c uee mcrosco ueu caracrseres con ons aan conu a ruureu marau.es noammen our e ruure'unn a meanr caeu auane s unve unneons asvuerca unon,r coocmrenea cnaraecsrasaeosn conesas saunrac :e ⁇ - eecuer un reevoora ueeae suracee ruure, -e ruermurnee,r,esouaru une eunrsseme ceacuenoen csesrsonanssaer raan moroen
- neea manre suvnasnuee :'auocorraon saaeu cam seonarecon ⁇ ⁇ ⁇ ⁇ , ⁇ ⁇ ⁇ , ⁇ , ⁇ ⁇ ⁇ ⁇ .
Landscapes
- Engineering & Computer Science (AREA)
- Quality & Reliability (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Investigating And Analyzing Materials By Characteristic Methods (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
L'invention concerne un procédé de caractérisation de la surface de rupture d'un matériau ayant subi une fissuration, comprenant les étapes consistant à effectuer un relevé topographique de ladite surface de rupture, et à déterminer des caractéristiques physiques (ξλ, LC) de la fissuration à partir du champ des signes des pentes de la surface de fissuration.
Description
^^ :roc e caracrsaon uneeas ssuurraaceone ruure’un marau aan su c’es--rea’arnasenseeensv seunraocne ssee ra ruorurees aueso mmaanreauex.aracora e sasue, uee r e nomreuxravaux onor sureees anases : es en ee aaru nomreuseeesvnoromoaroansuu,e corerea suracee ruure’un marau conen e comrenrees causes ees moacesme’unner raueusre e.nerr es,ermeene meux anse nomereeu mxeomeuarnee cso,m corensones nomnese ruure es essenee essosonsrvenvesermmemaen’aerornavuenrue’a, o’on cerce mere enace e mcro-ssures,u sonerue au nomnee rauruorneeu mssaurersa,u e. noammen ermeana’arccsenerenveensonra a noammenourueournr une nouvee aroce nomne’aaronessnureesursa rnesr unsen maavreasu, e’c uee mcrosco ueu caracrseres con ons aan conu a ruureu marau.es noammen our e ruure’unn a meanr caeu auane s’unve unneons asvuerca unon,r coocmrenea cnaraecsrasaeosn conesas saunrac :e^ - eecuer un reevoora ueeae suracee ruure, -e ruermurnee,r,esouaru une eunrsseme ceacuenoen csesrsonanssaer raan moroen ceeaan meo suerna,ce - cosr un enseme’ceese rsouon, -roreenecre ssure una auxee,uro eunrr ceesesceseosnes, rsouon,es cams normasses
^^ - ermner’auo-corraon saaees camsroes ans oenus, -aevramonner seasnaasree ca’acuuo-ecromrreaano,n souar caeauees ans ceonn,e maxmser esceese rsouon, ams sur’enseme -armerm’ennseerma vaeeu maxers’a mssn e asne eeesa,roeeraaoneaessure commean cee, eses vaeurs mevaanon s’oanenarr,a e vaeurauseve - rersuenreavee cee ceara vcaerusr’uaenseseuersoeaaaossnur aauo mn.ons uneraneur uvan’aures caracrsues oonneesuroc seon’nvenon : - on ermne unecee caracrsue’enommaemen, rersenave coerraesosnanacne e anurees mcro-cavsu seormenansa zoneeaessuraon, camsrse sure msaxemsumceeeasev rasoonu soannoaurree’a auno-ecorerraooana saonaeess oaeea - o zonne seurrmaneue unee aonaureausrsene zoense m cocrsve, rersenaveeaonueur marau, arre o-cavsuse avana ruureu saaeess casm nusmrroses seu rranessees maxma e mnma rease’auo-corraon roaaon ceese rsouon,oure anee caracrs -u oen’eneormmmnaeeamenna eceounue muraer zaoune coarsrve.es vaeurs’ceeaescr on’auur seus c,a eranc rrsrenucees a eux avaunrease asnneex’nesv,enuonu rsesrseonr :ron aecuree un r.e :r uen r,eevoora ue’une suracee ruure’un marau,osonneans
^^ re.co :nae carroora e’une suracee ruure’uncanon’aumnum, avec une renceseauaeaurosnare raaosrsu areuaarna moeen’aexe ceesc aasncssoens, encaones re.con : uenrroaaauoenreseansasnure une vaeur maxmaeermean e ermnera vae.ur re : urnsernaaveueursennoamnn uenee vasseuurra moanxm’aeceerem mecraonsocoeueermner une en a.um :n unuem carouorr uaneecee ceaem rs noourmoansar’ucnue srueracee ruure’uncanon cac.une : un ueneura ^e coures’auocorraones cams normass corresonan are zoomec’e eeenm^n ue sura ene sue roeea ure, avec une , r.er :s uennaranau ser suucruereu een ono a reeourssaensc vaeurs ueses couresea ure onconeeurs rans. ees mnma e maxma successs en snese roruernceuseen caures, oeus smmaerness suren’ensueems oue semsaruerses s.on rersares ruure, c’esn- s-ureoseu su’e’on au rcurer uncanon’un marauu a su une ssure. es cass en au monseux morceaux ars’aaron’une ue’on soumaceune u cnes a moarrceeauxeer moaomraurer,seenrmeeonc une suracee ruure, oora uee cee suracee ruure, c’es--reeanermene rraessera uuneu rerev cacunesonse cee suracee ruure,a se suracee ruure. r raor unan moene cee
^^ soreu nraue, ce reevoora ue es eecu seon unase consne,e on’aea’oren oen en ra unuaraeeons sus sura suracee ruure, an moeneae surroacoeme rrueuerrem.ee connareaaueure cacunar raor au omme cea es vse sura ure, oneu assocer ceuara uonusre u.n rere , nssan unan con ee r can avecean moenea suracee on reevne co cmoomreonnceneasr ^^, ^n^r, uene cacmee norem rasosuo ^n^,^ ^ ^^^, e ^^ on caecrmuen,oaur m caaue suvane : nre ^^ ^^ ^^ ^− ^ ^^ ^^ o e ^-e^s ^^ ^o^,
ns ees coeor veocnenurese ^^ ^r^,e ^n^ce ^^e.aueur enreesonse cooronnes ^^, ^^ rer a sncaon suee ce cam normas esaroecon sur’axe u onsee couorroannenes no ^^rma ^^,s ^^e ^^.aueur enreesonse cooronnes^ ^^, ^^ ees rersenae ceaamre ncoromna ese,’oanneese vaaeuersn seo rne caonm craseuse enre - e, es ans ^^, ^^^auon e c on e cooronnes n eo ro mr no enn ees ^^ ^^, ^^ ^^. , neea manre suvnasnuee :’auocorraon saaeu cam seonarecon ^^ ^^ ^^, ^^ = ^^ ^^, ^^, ^ ^ ^ ^ . ^ ^ ^ ^ , ^ ^ ^ ^ , ^^ ^ ^ ^ ^ ^^, ^^, ^^
^^ o’ceees rnseoau moone ^nne cacue sur’ensemeesonse cooronnes ^^, ^^our’auocorraon saa^e, eu ^ c^ ^^ameas.e caaers seonarecon our cacuerareconaensro ceauaornceea,ess ruere arean a co unneu orenaa ruonureueuco mnaueraua.r raor’auo-corrar oonn s s’eas aaeeruu cuaema vraseon su sra’nenasre ^^ ^^ ^^ ^^, ^^ = ^^ ^^ ^^ ^^ ^^ ^^ ^^, ^^, ^^^^e our unas ^^ ^^ e un meesceese rsouon ^^, corresonan areceonreceorno ^^aaeornmenas,ssuar maxmaeour une vaeure ^^ suvane : e, ceueu s’crreea manre ^^ ^≈ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^, ^^ ssure. neue ^^ ^ a^ ^^ ^ s^ ^ o^ ^ r^ ^^ ^ e^ ^^ ^^ ^^ ermn ^e^rarec ^^ ^^on ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^eroaaonea suracee ruecu erseu’usnrc suarnaonur een, a suumranuume,ea on ceu vor,ansean ea aueur ^^ea suracee r arora ees rencese comrses enre - e umure, coamr rmaenor auu suarn’ mcoeene seu cee seou susraaceuvreae.urs ruureu muar creaue esu orreen,aeraercaonemeenro’aaxaeo.neassure aan conu a corr ^^ e ur’axees ascssesa ure, on a rersen ’ane ^^,ona vaeur° ^^ ^^ ^^ ^ ^^^ s ^^ ^ o ^ n ^^ ^^ ^^ a ^^, ^^ re . coneroaaoneassure, e sur’axees oronnes,a vaeur un maxmumommae on enevuroen vor sumraourur ^e^ =, ^ c^e°,e vaeur ^^ ^^ ^^ ^ ^^ ^^^ ^^ ^^ ^^ ^^ ^^ ^^, ^^ ren roaaoneassure. c’es--reansa recone
^^ e ^^u ermee mane mraex amesrenra’vne, onraeeu ^^ ^^^seurrmner ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ commeana vaeur ^^ ^^ ^^ ^^ea vaon sanar ^^ ^^ ^^ ^^, ^^ = c ^^e ^^ ^e^s ^^ ^e^, ^ r^, ^s^ou^^oen ^’^a,u ceo-cuorreua so’ncr sreaaeea muan carem suvanrese : sur’enseme es ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^≈ ^^ ^^ ^^ ^ ^^^ ^^ ^^ ^ ermneran veaeousr oueansue cee r
econeroaaoneassure, oneu corraon saaeu cam ^^ ^^rusee surmre’enseem maxemesera vaon sanar e’auo- reconeroaaoneassure : sceese rsouon ^^ eansa ^^ ^^ ^^ ^ ^^ ^^^ ^^ ^^
^^ ^^ ^^ ^^ ^^ ^^ une vaeureee maxamssaaronc,u oreenueansa oneroaaoneassureour ’enommaemen », es rersene ^^ ^^re =’e
ae suereera «ceueee caaracurersue uncanon en aumnum : sur’axees asc our vaeurse ssese cera ue son rerseneses eaoncoans ^ ^^^ ^^ ^ ^^^, ^ e^ ^ s^u ^r^ ^’^a, ^x^,e ^^ ^^e ^^s ^^ ^ o^ ^^r ^^ ^^o ^nne.se cera ue son rerseneses vaeurs corresonanan asu c seom exmeemeea croucru^ ^^ ^ ee^ ^ ,r^ v,a’uc eenvero cnarac,rsm.ue
^^asance en esre aesa mrucrou-eca cvees vaueu sre moarxmmensanaensuas ^^ ^^=
^^ es rersenavee u . a zonee u marau saaeu c easmar aouerures aasa ^^r ^u^ eue ^^ ^^ ^^ ^^e, ^ r^ ^^ ^s^ ^o^ ^^ ^u^ ^^ ^^o ^^ ^^n ^^ ^^^ ^^,,r ssaevo sero’nauao-croercroanone
^^ orrosaueaeonase vaares,su ere ^u^ ^e^ ^^ ^ c^ ^e^ ^^s ^^ ^^ m ^^ ^^ ^a^ ^x^,mraen e u mnnem suacc reessaons seon maxamnsa u ene manrmea reasn enanse’cee ^^ cose. mesure ec es usr ares ures e c-annexes. canon eunr aaumnuruem,,a o cnareoura vore,aun csaema nno ea suracee ruure’un - e, commen u sur’cee sue sousa urerm, raesrsenvaaeurs comrses enre es sensesenese cee surace. veesrecons e uneceeurea rsourueo,n o^n ^^ a en remr^snenu unee sururaa ene ceo suruees corrreoseoneaan cuarecu.ne roaaonese caoursseusren ^^uen,o,eur cauec e ^^ e seona recone corraon saaeu cam ^^ ^^ ^^, ^^ e ^^ ^n^ ^^ ^^ ^^o ^^n ^^cson vaueurass
^^ ^^ ^^,m ^^ ^.^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^, savor’auo- ossesmnommam reeaeuse e vore ssur cr ceeuxemunremav roera nosammee cnaare zoome’,es sensemen oures mmes vaeurse^ ^^ ^^^ueeue so’ecse coeurees aarassen savor en’esce : rsouon^ ^^, aeau ossescreux er creux èreosse ème creux èmeosse ème creux °e ran ^^ ^^ enm a reor esn nu am rerorsseen ran suruaauereau c u-nesrasus, eue su srur’a’xaexeeses or aosncnssesuue on a reor esoarmeses vaeurse^ ^^ ^^ corresonan ces numrose reasnu.ue on
^^ ceseuxamomesmee onaraemue vor sur cera ue, on oen une reaon ane enre u e : res, c’es--reu’s son res enre euxar une uaon ^^ ^^ ^^ ^^ = ^^^ × ^ ^^^ ^ ^ a ^^ u ^ ^^ c^^ ^re ^es ^^ ^ u ^ xe e o n suum ’aroosese rane raeno ^^s,s ^e ^ ^ o^ ^ ^^^ ^^ ^^ o^ esuae creenuxe,^ ^^e ^^ ^^ easra ^^ ooen reuerursenueas coarresuroen,an e corresonanao nr so u’en nxn eeme one’o ue rer urrne ^^ ^s^ ^e^ne c e,e ^^ ve auro m. ene v. ron, , e ^^ ^^ ^^ ^^ ^^ vau envron,, eassura eosn au maaruruaeu ceueo.nueur ^^ ^^ ^^ correson uneonueur caracrsue cosve » ee noeeon ^^u,e eusr r ceararcsrsue, courammen aee «onueure zone aarassenes mcro ^-^cavsuseen avaanvea reaonueuroaeea zone surauee ue ces mcro-cavs ne se runssenar coauescuerneceu. marau, c’es--reuse avan’nvenon,oum emxe oone’auera conc comrs aumre ceurce,eroc seon marau,erme’acceraarme caecus sneeusxoesnuenesea suracee ruure’un ’cee macrosco ueassure’orneea rueuursr-ec :sermeane caracrser -
^^ ce enere caerasc mrcrso-cauves’enuo semmoarmeemnena, rersenave ea u marauu , nsa zoneessuraon e - ^ z^o ^^n,eon surueaurueee zo anea croasssevne,e rersenaveeaonueuroaeea marau. s mcro-cavsuse avana ruureu
^^ nomreuses aesocnauoenus,rs com camraecarrs exeumeseaeuveenrm ennasuoe re uses our e ’un marau aan romu, ounsenae’eerom nea rssanceaaue -rea ermnaone’ne rn aaaonn coenauna sca rueu cree. marau, c’es- ormue suvaanen :ac ^^ ^^es aaes maueseu re oenue au moenea
^^ ^ = σ omen essone ^^ m6^oeu ^^eeeonunenue maa^ ora ^^ eu c,o σ6 m7 soarem7 mee ^^ n eansrauceo eneus m coansraanu.es sans aeanaocrmu ^e^ ^^ suevs6 a mnae :rauxraescramues, roces …eu re oenue au moen
^^ ^^ ^^ = ^^ ^^ o esne meoauoeee comouon ^^ ^^ 6 ^^ ene remue mna enrarauc eonesu c monasarnaue.s sansmenson ^^6^e ^^6 es enenuauuereemen,’nvenon es creans ceurce re’exeme. rasaone’nve’nomonm seansuo mur aeura ens sor mrmue caere raes’enrvenorne.nes varanese
Claims
^^^ . rsosucraone, c coarmacrernsaanoenseaae susr coancese ruure’un marau aan su une - - ee e ruecrmue urnr ee u ,rn, re esoue arv u uno eu erno sser ema ceu acuee noe enasan cessre os su :r nasnasceeea rnu muoree,neae surace - cosr un enseme’ceese rso ar raor cean moen, -esroeerre snucre usn aexeaue,urour c eensreceeseuso sen o r ^s^o,uon,es cams normass -roeerms anenrs’auo-corraon saae ^^ ^^ ^^, ^n^s =,
^^ ^ ^ ^^ cams - maxemrmsenrer ^^ ^e o ^ ^se ^ ^^an ^^sus ^^ ^e, ^ ^^ c ^^ac ^u^ ^^ ^ ^^^ ^,^ ^^, ^e^rmeaanv,aoounr s caue ane ^^onn,e saaeess ^^ ^ c^ams s ^u^r anar e’auo-corraon - ermnera vaeur’an’ensemeesceese rsouon, commean cee, ^^ ee ^≈ro ^^ ^^a ^^ ^a^ ^^o ^^n ^ ^^ ^^^ ^ ^^^ ^^ ^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^eaessure ’ensemeess an ^^ ^e^ ^^s ^^ ^^ ^ ^^ ^^^ ^^ ^,^ ^^ ^^ermea ^n^ ’o ^^ ^^^ ^^ ^^ ^^ ^^ ^^ ^^, ^^ ^arm vaeurs maxmseseae va enra vaeurauseveeses -ranueruer ^e^ c, ^e^e re vareusern’aanveeeeon carro s acaan raa sorn, u ^ e e^ ^^ s^ ^^ ^^ ^^ ^^ ^s^ ^^ ^^ ^^ ^u^ ^e^s aue maonsss uunraeon caracrs se ^^ uoen ^ .. roc ^ ’aen reovmemnaceamoenn, ^^,an resreseunea ovn ermne une cee mcro-cavsu seormen ansa ^^ eea sance enrees maxmumea va zoneeaessuraon, corresonan au saaeess camosn sanrasre ^^ ^^ ^^ ^^ ^^
^^ ^^, ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ ^^ e’auo-corraon aneeroaaon ^^ ^^ ^^ su.r ceese rsouon ^^ oure. roc seon’unees ^ r^ ^ e^ ^ v^ ^^ e ^^ n ^^ ^^ ^^ ^^ onueure zone cosve ^^ ^^, recarosnesna oveue,aanosnueeuureo onaeeeram zonnee u snuer
^^^ aesue nuem arosaraess reannsese m mcarxo-mcaav es muse avana ruureu marau,arr ess cams rse s nma rease’auo-corraon saae roaaon ^^ ^ .uresesceese rsouon,oure anee.roc seone^ ^ s^ ^^ ^ r^ e ^^ ^ v^ ^ e^ ^^ ^^ ^^ ^^ marau ^^ ^^,ncaons e,anseue onermneanacu ’enommaem ^^en ^^ ^ ^^^ ^ ^^^ e^eoanrureurees zon vea ceourssve’ ^^ ^c^.ee caracrsue
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR2301807A FR3146209B1 (fr) | 2023-02-27 | 2023-02-27 | Procédé de caractérisation de la surface de rupture d’un matériau ayant subi une fissuration |
| PCT/EP2024/054364 WO2024179891A1 (fr) | 2023-02-27 | 2024-02-21 | Procédé de caractérisation de la surface de rupture d'un matériau ayant subi une fissuration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP4673914A1 true EP4673914A1 (fr) | 2026-01-07 |
Family
ID=86469286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP24705689.8A Pending EP4673914A1 (fr) | 2023-02-27 | 2024-02-21 | Procédé de caractérisation de la surface de rupture d'un matériau ayant subi une fissuration |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP4673914A1 (fr) |
| FR (1) | FR3146209B1 (fr) |
| WO (1) | WO2024179891A1 (fr) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3524728B2 (ja) * | 1997-09-25 | 2004-05-10 | 三菱重工業株式会社 | 空間周波数分析による破面解析方法 |
| WO2011099081A1 (fr) * | 2010-02-15 | 2011-08-18 | 株式会社 日立製作所 | Système d'analyse de surface de fracture et procédé d'analyse de surface de fracture |
| FR3026843B1 (fr) * | 2014-10-03 | 2016-11-18 | Univ Pierre Et Marie Curie Paris 6 | Procede de caracterisation du mecanisme de fissuration d'un materiau a partir de sa surface de rupture |
-
2023
- 2023-02-27 FR FR2301807A patent/FR3146209B1/fr active Active
-
2024
- 2024-02-21 EP EP24705689.8A patent/EP4673914A1/fr active Pending
- 2024-02-21 WO PCT/EP2024/054364 patent/WO2024179891A1/fr not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| FR3146209A1 (fr) | 2024-08-30 |
| WO2024179891A1 (fr) | 2024-09-06 |
| FR3146209B1 (fr) | 2025-03-14 |
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