Kev tshuaj xyuas hom kev ua tsis tiav thiab cov teebmeem yog cov txheej txheem ntawm kev tshuaj xyuas ntau yam khoom, cov khoom sib dhos, thiab cov kab ke me me kom paub txog cov hom kev ua tsis tiav hauv ib lub kaw lus thiab lawv cov ua rau thiab cov teebmeem. Nws yog ib qho cuab yeej zoo rau kev tshuaj xyuas kev ua tsis tiav, vim nws pab tiv thaiv kev ua tsis tiav lossis txo lawv cov teebmeem. Tsis tas li ntawd, nws tuaj yeem txhim kho qhov zoo, kev ntseeg siab, thiab kev nyab xeeb ntawm lub kaw lus lossis khoom. Qhov no tuaj yeem ua rau kev txaus siab thiab kev ncaj ncees ntawm cov neeg siv khoom zoo dua, nrog rau kev txo cov nqi thiab kev pheej hmoo cuam tshuam nrog kev ua tsis tiav. FMEA feem ntau suav nrog tsib kauj ruam hauv qab no:
Kauj Ruam 1: Nug seb qhov twg ntawm lub lag luam muaj teeb meem?
Kauj Ruam 2: Tsim ib pab neeg uas tuaj yeem ua haujlwm ua ke.
Kauj Ruam 3: Qhia thiab piav qhia txog txhua kauj ruam.
Kauj Ruam 4: Txheeb xyuas cov hom kev ua tsis tiav.
Kauj Ruam 5: Muab qhov tseem ceeb raws li RPN.
Tau kawg, peb kuj tuaj yeem siv hom FEMA rau kev tshuaj xyuas zoo ntawmcov kav dej hiav txwv.
Kauj Ruam 1: Txheeb Xyuas Cov Hom Kev Ua Tsis Tau Zoo
Sau txhua txoj kev uas ua taucov kav dej hiav txwvtej zaum yuav ua tsis tiav (piv txwv li, xau, xeb, puas tsuaj ntawm lub tshuab).
Kauj Ruam 2: Tshawb Xyuas Cov Ua Rau Thiab Cov Teeb Meem
Xav txog ntau theem: tsim qauv, tsim khoom, thiab ua haujlwm.Txiav txim siab qhov ua rau txhua hom kev ua tsis tiav. Soj ntsuam seb txhua qhov kev ua tsis tiav muaj feem cuam tshuam rau lub kaw lus, kev nyab xeeb, thiab kev ua tau zoo.
Kauj Ruam 3: Xam Cov Naj Npawb Tseem Ceeb ntawm Kev Pheej Hmoo (RPN)
Soj ntsuam qhov hnyav (S), qhov tshwm sim (O), thiab kev kuaj pom (D) ntawm txhua hom kev ua tsis tiav. Muab cov qhab nia rau qhov hnyav, qhov tshwm sim, thiab kev kuaj pom.
Xam RPN rau txhua hom kev ua tsis tiav: RPN = S × O × D.
Kauj Ruam 4: Tsim Cov Kev Ua Haujlwm Txo Qhov Teeb Meem
Tsom ntsoov rau cov hom kev ua tsis tiav raws li lawv cov RPNs. Ua tib zoo saib cov khoom uas muaj RPN siab ua ntej. Ua cov kev kho kom zoo xws li kev hloov pauv qauv tsim, kev txhim kho cov khoom siv, thiab kev sim zoo dua. Tsim cov kev ntsuas tiv thaiv thiab kev kuaj xyuas zoo.
Kauj Ruam 5: Siv thiab Saib Xyuas
Ua ke cov kev kho kom raug rau hauv cov txheej txheem tsim khoom. Saib xyuas tas li qhov ua tau zoo ntawm lub valve thiab kev ua haujlwm zoo ntawm cov kev txo qis.
Kauj Ruam 6: Tshuaj Xyuas thiab Hloov Kho Tshiab
Hloov kho FMEA tsis tu ncua nrog cov ntaub ntawv tshiab thiab kev nkag siab. Ua kev tshuaj xyuas tsis tu ncua kom ntseeg tau tias FMEA tseem tshiab. Hloov kho raws li cov lus taw qhia, cov thev naus laus zis tshiab, thiab cov txheej txheem zoo dua.
Los ntawm kev daws teeb meem tsis tu ncua ntawm cov hom kev ua tsis tiav, FMEA pabcov neeg muag khoom siv dej hiav txwvthiabcov chaw tsim khoom siv dej hiav txwvtxhim kho qhov zoo thiab kev ntseeg siab ntawm lawv cov khoom.
Lub sijhawm tshaj tawm: Lub Xya Hli-02-2024