【導(dǎo)讀】為了評(píng)估其操縱系統(tǒng)之可靠度所開(kāi)發(fā)的分析。美國(guó)汽車(chē)工業(yè)用來(lái)連貫設(shè)計(jì)、開(kāi)發(fā)和製造的程序。我國(guó)在1970年左右引進(jìn)?用於航空及汽車(chē)工業(yè)?FMEA是評(píng)估設(shè)計(jì)(製程)可靠度的一種方法?FMEA是預(yù)防的工具?以數(shù)據(jù)方式來(lái)表示風(fēng)險(xiǎn)的大小?以避免或降低失效發(fā)生之可能性?全要在開(kāi)始作業(yè)之前進(jìn)行?因?yàn)檫@時(shí)候改變?nèi)魏?。東西很容易而且成本低?可避免事後高難度、高。成本的矯正措施?精密的和容易瞭解的方法來(lái)敘述?使任何人均能了解?達(dá)到180公里/小時(shí)，結(jié)論是這輛車(chē)Failure了。確保潛在失效模式及相關(guān)原因。已被分析及提出?有關(guān)製程改善之FMEA必須和品質(zhì)及製造部門(mén)充分配合，方。能了解現(xiàn)場(chǎng)之問(wèn)題以提昇產(chǎn)品之可製性。初組製程FMEA時(shí)，其責(zé)任工程師必須是直接參與活動(dòng)且包。責(zé)任工程師必須決定那些領(lǐng)域的人須包含在FMEA製作過(guò)程中?

　　

【正文】 200Worn tires 4 Yearly insp. 4 160Include tirecheck inquarterlymaintenance John P 22Jan 10 2 2 40Step Implement and verify effectiveness of corrective action. P r od uc t / P r oc e s s / S e r v i c eFa i l ure M od e E f f e c t S C a us e OC urr e nt C on t r ol s D R P NC orr e c t i v e A c t i onA s s i gn e d ToC om p D a t e S O D R P NC a r O v e r h e a t sS t r a n d e d o n r o a d 7 O v e r l o a d e d 8Load c a p a c i t y l i s t e d o n s i d e o f d o o r 8 448I n s t a l l l o a d c a p a c i t y s i g n s e a s i l y v i s i b l e t o d r i v e r J o h n P . 2 2 J a n 7 4 4 112B i n d i n g b r a k e s 3 N o n e 10 210Fo r m t e a m f o r s e c o n d t i e r FM E A R i c k M . M a r 1 9 t h . T B DE x t r e m e h o t w e a t h e r 3L i s t e n t o f o r e c a s t s 5 105 N o n e N / AC o o l i n g s y s t e m 3 T e m p g a g e 4 84 N o n e N / AS k i d sA c c i d e n t i n j u r y 10 S l i c k r o a d s 7L i s t e n t o f o r e c a s t s 5 350T a k e u p m a t t e r w i t h c i t y R o b e r t O . 3 0 M a r T B DD r i v i n g h a b i t 7A B S a n d t r a c t i o n c o n t r o l 5 350T r a i n i n a d v a n c e d d r i v i n g t e c h n i q u e s A l l 1 0 Fe b 10 4 5 200I n s t a l l s p e e d i n g c o n t r o l s R i c k M . 6 J u n 8 4 5 160W o r n t i r e s 4 Y e a r l y i n s p . 4 160I n c l u d e t i r e c h e c k i n q u a r t e r l y m a i n t e n a n c e J o h n P 2 2 J a n 10 2 2 40效應(yīng)分析 失效模式 2020年 7月 6日 Failure Modes and Effects Analysis 20xx/01/05 P. 62 執(zhí)行 FMEA的步驟 Step 14. 完成書(shū)面化紀(jì)錄 Complete documentation and archive. ?Items that should be saved include: – FMEA startup form – FMEA worksheets – Meeting minutes – Process flow – Design specs, and voice of customer – Details of projects created and implemented as part of action items 效應(yīng)分析 失效模式 2020年 7月 6日 Failure Modes and Effects Analysis 20xx/01/05 P. 63 執(zhí)行 FMEA的步驟 結(jié)論 :PDCA 1. 建立團(tuán)隊(duì) 2. 繪製產(chǎn)品或製程 3. 完成 FMEA 4. 定風(fēng)險(xiǎn)的優(yōu)先順序 5. 擬定對(duì)高風(fēng)險(xiǎn)率的改善計(jì)劃 6. 驗(yàn)證執(zhí)行計(jì)劃 7. 標(biāo)準(zhǔn)化 效應(yīng)分析 失效模式 2020年 7月 6日 Failure Modes and Effects Analysis 20xx/01/05 P. 64 D e f i n e t h e s c op eD e ve l op r a t i n gs c a l e sP r i or i t i z e ba s e d onRP N a n d s e ve r i t yCo m pl e t e t h edo c u m e n t a t i onI m pl e m e n t a n dve r i f y e f f e c t i ve n e s sD e c i d e on at h re s h o l d RP NA s s i g n r a t i n g sCa l c u l a t e RP NL i s t t h e e f f e c t s ,c a u s e s , a n d c u r r e n tc on t r ol sBra i n s t or m f a i l u r em od e sI de n t i f y c or re c t i vea c t i o n sS t u dy t h e pr oc e s sI de n t i f y t e a mm e m be r s Develop rating scales for Severity, Occurrence, and Dete tion Rating Scales Table Brainstorm failure modes, known and potential List the effects, causes, and c rrent controls for each failure mode Identify team memb rs, customer, and knowledge experts. Develop roles and responsibilities for team members Define the scope for th FMEA S udy the proces Process Flow Chart Implementation Step 效應(yīng)分析 失效模式 2020年 7月 6日 Failure Modes and Effects Analysis 20xx/01/05 P. 65 D e f i n e t h e s c o p eD e v e l o p r a t i n gs c a l e sP r i o r i t i z e b a s e d o nRP N a n d s e v e r i t yCo m p l e t e t h ed o c u m e n t a t i o nI m p l e m e n t a n dv e r i f y e f f e c t i v e n e s sD e c i d e o n at h r e s h o l d RP NA s s i g n r a t i n g sCa l c u l a t e RP NL i s t t h e e f f e c t s ,c a u s e s , a n d c u r r e n tc o n t r o l sBr a i n s t o r m f a i l u r em o d e sI d e n t i f y c o r r e c t i v ea c t i o n sS t u d y t h e p r o c e s sI d e n t i f y t e a mm e m b e r s Decide on a threshold RPN Calculate Prioritize based on RPN and severity, or as required by the customer Assign ratings for Severity, Occurrence, and Detection Identify corrective actions Implement and verify effe ness of corrective action Complete the documentation Implementation Step 效應(yīng)分析 失效模式 2020年 7月 6日 Failure Modes and Effects Analysis 20xx/01/05 P. 66 Document D e f i n e t h e s c op e D e ve l op r a t i n gs c a l e sP r i or i t i z e ba s e d onRP N a n d s e ve r i t yCo m pl e t e t h edo c u m e n t a t i onI m pl e m e n t a n dve r i f y e f f e c t i ve n e s sD e c i d e on at h re s h o l d RP NA s s i g n r a t i n g sCa l c u l a t e RP NL i s t t h e e f f e c t s ,c a u s e s , a n d c u r r e n tc on t r ol sBra i n s t or m f a i l u r em od e sI de n t i f y c or re c t i vea c t i o n sS t u dy t h e pr oc e s sI de n t i f y t e a mm e m be r sF M E A s t a r t u p f o r mF M E A w o r ks he e t sP r o c e s s f lo w C har t M e e t i n g m i n u t e sD e t a il s o f p r o j e c t sc r e a t e d a nd i m p le m e nt e d a sp a r t o f a c t io n it e m s效應(yīng)分析 失效模式 2020年 7月 6日 Failure Modes and Effects Analysis 20xx/01/05 P. 67 效應(yīng)分析 失效模式 2020年 7月 6日 Failure Modes and Effects Analysis 20xx/01/05 P. 68 余遠(yuǎn)宏 Horace Yu /1083