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Q&A ntawm ISO 26262 (Part Ⅲ)

Q9: Yog tias lub nti dhau ISO 26262, tab sis nws tseem ua tsis tau thaum siv, koj puas tuaj yeem muab daim ntawv qhia tsis ua haujlwm, zoo ib yam li 8D daim ntawv tshaj tawm ntawm cov kev cai tsheb?
A9: Tsis muaj qhov tsim nyog kev sib raug zoo ntawm nti tsis ua hauj lwm thiab tsis ua hauj lwm ntawm ISO 26262, thiab muaj ntau yam laj thawj rau nti tsis ua hauj lwm, uas tej zaum yuav yog sab hauv lossis sab nraud.Yog tias qhov teeb meem kev nyab xeeb yog tshwm sim los ntawm kev tsis ua haujlwm ntawm lub nti hauv kev ruaj ntseg thaum siv, nws muaj feem xyuam rau 26262. Tam sim no, muaj pab pawg neeg soj ntsuam tsis ua haujlwm, uas tuaj yeem pab cov neeg siv khoom nrhiav qhov ua rau tsis ua haujlwm ntawm cov nti, thiab koj tuaj yeem tiv tauj cov neeg ua haujlwm lag luam uas cuam tshuam.

Q10: ISO 26262, tsuas yog rau programmable integrated circuits?Tsis xav tau rau analog thiab interface integrated circuits?
A10: Yog hais tias ib qho analog thiab interface hauv chav kawm sib xyaw ua ke muaj cov txheej txheem kev nyab xeeb sab hauv uas cuam tshuam nrog lub tswv yim ntawm kev nyab xeeb (piv txwv li, kev kuaj mob thiab kev teb cov txheej txheem los tiv thaiv kev ua txhaum cai ntawm lub hom phiaj kev nyab xeeb / kev nyab xeeb), nws yuav tsum ua kom tau raws li ISO 26262 cov cai.

Q11: Kev ruaj ntseg mechanism, sib nrug ntawm Daim Ntawv Ntxiv D ntawm Ntu 5, puas muaj lwm cov qauv siv?
A11: ISO 26262-11: 2018 teev qee cov txheej txheem kev nyab xeeb rau ntau hom kev sib xyaw ua ke.IEC 61508-7: 2010 pom zoo kom muaj ntau yam kev nyab xeeb rau kev tswj cov khoom lag luam tsis zoo thiab zam kev tsis ua haujlwm.

Q12: Yog tias lub kaw lus muaj kev nyab xeeb, koj puas tuaj yeem pab saib xyuas PCB thiab schematics?
A12: Feem ntau, nws tsuas yog tshuaj xyuas cov qauv tsim (xws li schematic design), qhov laj thawj ntawm qee cov qauv tsim muaj kev txhawj xeeb ntawm qib tsim (xws li derating design), thiab seb PCB layout yog ua raws li cov qauv tsim (layout. theem yuav tsis them nyiaj ntau dhau).Kev saib xyuas kuj tseem yuav raug them rau qib tsim los tiv thaiv qhov tsis ua haujlwm tsis ua haujlwm (xws li EMC, ESD, thiab lwm yam) uas tuaj yeem ua rau muaj kev ua txhaum cai ntawm kev nyab xeeb, nrog rau cov kev xav tau ntawm kev tsim khoom, kev ua haujlwm, kev pabcuam, thiab obsolescence qhia thaum lub sij hawm tsim.

Q13: Tom qab kev nyab xeeb kev ua haujlwm dhau lawm, cov software thiab kho vajtse puas tuaj yeem hloov kho tsis tau ntxiv, lossis tsis tuaj yeem hloov pauv thiab kam rau siab?
A13: Raws li txoj cai, yog tias cov khoom lag luam tau dhau los ntawm cov khoom pov thawj yuav tsum tau hloov pauv, qhov cuam tshuam ntawm kev hloov pauv ntawm kev nyab xeeb ntawm kev ua haujlwm yuav tsum raug soj ntsuam, thiab kev tsim qauv hloov pauv kev ua ub no thiab kev sim thiab kev ua pov thawj yuav tsum raug soj ntsuam, uas yuav tsum tau ua. rov ntsuam xyuas los ntawm cov khoom pov thawj lub cev.


Post lub sij hawm: Apr-17-2024