Raws li SmarTech, ib lub tuam txhab kev sab laj txog kev siv tshuab tsim khoom, aerospace yog kev lag luam thib ob loj tshaj plaws uas tau txais kev pabcuam los ntawm kev tsim khoom ntxiv (AM), thib ob tsuas yog tom qab tshuaj. Txawm li cas los xij, tseem tsis tau paub txog lub peev xwm ntawm kev tsim khoom ntxiv ntawm cov khoom siv ceramic hauv kev tsim khoom sai ntawm cov khoom siv aerospace, kev ywj pheej ntau dua thiab kev siv nyiaj tsim nyog. AM tuaj yeem tsim cov khoom siv ceramic muaj zog thiab sib dua sai dua thiab ruaj khov dua - txo cov nqi zog ua haujlwm, txo qis kev sib dhos tes, thiab txhim kho kev ua haujlwm zoo thiab kev ua tau zoo los ntawm kev tsim qauv tsim los ntawm kev ua qauv, yog li txo qhov hnyav ntawm lub dav hlau. Tsis tas li ntawd, kev tsim khoom ntxiv ceramic thev naus laus zis muab kev tswj hwm qhov ntev ntawm cov khoom tiav rau cov yam ntxwv me dua 100 microns.
Txawm li cas los xij, lo lus ceramic tej zaum yuav ua rau muaj kev nkag siab yuam kev txog qhov brittleness. Qhov tseeb, cov khoom siv ceramics uas tsim los ntawm cov khoom ntxiv tsim cov khoom sib dua, zoo dua nrog lub zog zoo, tawv, thiab tiv taus ntau qhov kub thiab txias. Cov tuam txhab uas xav txog yav tom ntej tab tom tig mus rau cov khoom tsim khoom siv ceramic, suav nrog cov nozzles thiab propellers, cov insulators hluav taws xob thiab cov hniav turbine.
Piv txwv li, alumina uas muaj purity siab muaj qhov nyuaj siab, thiab muaj kev tiv thaiv corrosion thiab qhov kub thiab txias. Cov khoom ua los ntawm alumina kuj tseem muaj hluav taws xob rwb thaiv tsev ntawm qhov kub siab uas feem ntau pom hauv cov tshuab aerospace.
Cov khoom siv zirconia-based ceramics tuaj yeem ua tau ntau yam kev siv nrog cov khoom siv xav tau heev thiab kev ntxhov siab siab, xws li cov hlau molding siab, cov li qub thiab cov bearings. Silicon nitride ceramics muaj lub zog siab, kev tawv siab thiab kev tiv taus thermal shock zoo heev, nrog rau kev tiv taus tshuaj zoo rau kev xeb ntawm ntau yam kua qaub, alkalis thiab cov hlau molten. Silicon nitride yog siv rau cov insulators, impellers, thiab cov antennas kub siab qis-dielectric.
Cov khoom siv ua los ntawm cov khoom sib xyaw ua ke muaj ntau yam zoo. Cov khoom siv ua los ntawm cov khoom siv silicon uas ntxiv nrog alumina thiab zircon tau ua pov thawj tias ua tau zoo hauv kev tsim cov khoom siv ua los ntawm cov khoom siv ib leeg rau cov hniav turbine. Qhov no yog vim tias cov khoom siv ceramic ua los ntawm cov khoom siv no muaj qhov nthuav dav thermal tsawg heev txog li 1,500 ° C, porosity siab, zoo heev ntawm qhov chaw thiab leachability zoo. Kev luam tawm cov cores no tuaj yeem tsim cov qauv turbine uas tuaj yeem tiv taus qhov kub thiab txias siab dua thiab ua kom lub cav ua haujlwm tau zoo dua.
Nws paub zoo tias kev txhaj tshuaj molding lossis machining ntawm ceramics yog qhov nyuaj heev, thiab machining muab kev nkag mus rau cov khoom tsim tawm tsawg. Cov yam ntxwv xws li phab ntsa nyias kuj nyuaj rau machining.
Txawm li cas los xij, Lithoz siv cov khoom siv lithography-based ceramic manufacturing (LCM) los tsim cov khoom siv ceramic 3D uas meej thiab muaj cov duab sib txawv.
Pib ntawm tus qauv CAD, cov lus qhia ntxaws ntxaws raug xa mus rau lub tshuab luam ntawv 3D. Tom qab ntawd thov cov hmoov av nplaum uas tau tsim tshwj xeeb rau saum lub thawv pob tshab. Lub platform tsim kho uas txav tau raug muab tso rau hauv av nkos thiab tom qab ntawd xaiv qhov pom kev los ntawm hauv qab. Cov duab txheej yog tsim los ntawm lub cuab yeej digital micro-mirror (DMD) ua ke nrog lub kaw lus projection. Los ntawm kev rov ua qhov txheej txheem no, ib feem ntsuab peb-seem tuaj yeem tsim txheej los ntawm txheej. Tom qab kev kho cua sov tom qab, cov binder raug tshem tawm thiab cov khoom ntsuab raug sintered-ua ke los ntawm cov txheej txheem cua sov tshwj xeeb-kom tsim tau ib feem ceramic ntom ntom nrog cov khoom siv kho tshuab zoo heev thiab qhov zoo ntawm qhov chaw.
Cov thev naus laus zis LCM muab cov txheej txheem tshiab, pheej yig thiab ceev dua rau kev nqis peev casting ntawm cov khoom siv cav turbine-dhau ntawm kev tsim pwm kim thiab siv zog uas xav tau rau kev txhaj tshuaj molding thiab casting ploj ciab.
LCM kuj tseem tuaj yeem ua tiav cov qauv tsim uas tsis tuaj yeem ua tiav los ntawm lwm txoj kev, thaum siv cov khoom siv raw tsawg dua li lwm txoj kev.
Txawm hais tias muaj peev xwm zoo ntawm cov khoom siv ceramic thiab LCM thev naus laus zis, tseem muaj qhov sib txawv ntawm AM cov chaw tsim khoom siv thawj (OEM) thiab cov neeg tsim qauv aerospace.
Ib qho laj thawj tej zaum yuav yog kev tsis kam siv cov txheej txheem tsim khoom tshiab hauv cov lag luam uas muaj kev nyab xeeb thiab kev cai zoo. Kev tsim khoom siv dav hlau xav tau ntau cov txheej txheem txheeb xyuas thiab kev tsim nyog, nrog rau kev sim ua tib zoo thiab nruj.
Lwm qhov teeb meem suav nrog kev ntseeg tias 3D luam ntawv tsuas yog siv tau rau ib zaug xwb, es tsis yog txhua yam uas siv tau rau hauv huab cua. Dua li no, qhov no yog kev nkag siab yuam kev, thiab cov khoom siv ceramic luam tawm 3D tau ua pov thawj tias siv tau rau hauv kev tsim khoom loj.
Ib qho piv txwv yog kev tsim cov turbine blades, qhov twg AM ceramic txheej txheem tsim cov single crystal (SX) cores, nrog rau directional solidification (DS) thiab equiaxed casting (EX) superalloy turbine blades. Cov cores nrog cov qauv ceg nyuaj, ntau phab ntsa thiab cov npoo trailing tsawg dua 200μm tuaj yeem tsim tau sai thiab pheej yig, thiab cov khoom kawg muaj qhov tseeb sib xws thiab qhov chaw tiav zoo heev.
Kev txhim kho kev sib txuas lus tuaj yeem coj ua ke cov neeg tsim qauv aerospace thiab AM OEMs thiab ntseeg siab tag nrho cov khoom siv ceramic tsim los ntawm kev siv LCM thiab lwm yam thev naus laus zis. Technology thiab kev txawj ntse muaj nyob. Nws yuav tsum hloov txoj kev xav ntawm AM rau R&D thiab prototyping, thiab pom nws ua txoj hauv kev rau cov ntawv thov lag luam loj.
Ntxiv rau kev kawm, cov tuam txhab aerospace kuj tseem tuaj yeem siv sijhawm rau cov neeg ua haujlwm, kev tsim kho, thiab kev sim. Cov chaw tsim khoom yuav tsum paub txog cov qauv sib txawv thiab cov txheej txheem rau kev ntsuam xyuas cov khoom siv ceramics, tsis yog cov hlau. Piv txwv li, Lithoz ob qho qauv tseem ceeb ASTM rau cov khoom siv ceramics yog ASTM C1161 rau kev sim lub zog thiab ASTM C1421 rau kev sim tawv. Cov qauv no siv rau cov khoom siv ceramics tsim los ntawm txhua txoj kev. Hauv kev tsim khoom siv ceramic additive, cov kauj ruam luam ntawv tsuas yog ib txoj kev tsim, thiab cov khoom raug dhau los ntawm tib hom sintering li cov khoom siv ceramics ib txwm muaj. Yog li ntawd, cov qauv me me ntawm cov khoom siv ceramic yuav zoo ib yam li kev siv tshuab ib txwm muaj.
Raws li kev nce qib ntawm cov ntaub ntawv thiab thev naus laus zis, peb tuaj yeem hais tias cov neeg tsim qauv yuav tau txais cov ntaub ntawv ntau ntxiv. Cov khoom siv ceramic tshiab yuav raug tsim thiab kho raws li cov kev xav tau tshwj xeeb ntawm kev tsim kho. Cov khoom ua los ntawm AM ceramics yuav ua tiav cov txheej txheem pov thawj rau kev siv hauv aerospace. Thiab yuav muab cov cuab yeej tsim qauv zoo dua, xws li cov software ua qauv zoo dua.
Los ntawm kev koom tes nrog cov kws tshaj lij LCM, cov tuam txhab aerospace tuaj yeem qhia txog cov txheej txheem AM ceramic sab hauv - luv lub sijhawm, txo cov nqi, thiab tsim cov cib fim rau kev txhim kho lub tuam txhab cov cuab yeej cuab tam. Nrog kev pom kev yav tom ntej thiab kev npaj mus sij hawm ntev, cov tuam txhab aerospace uas nqis peev rau hauv cov thev naus laus zis ceramic tuaj yeem tau txais txiaj ntsig zoo hauv lawv cov khoom lag luam tag nrho hauv kaum xyoo tom ntej thiab tom qab ntawd.
Los ntawm kev tsim kom muaj kev koom tes nrog AM Ceramics, cov chaw tsim khoom siv aerospace thawj zaug yuav tsim cov khoom uas yav dhau los tsis tuaj yeem xav txog.
About the author: Shawn Allan is the vice president of additive manufacturing expert Lithoz. You can contact him at sallan@lithoz-america.com.
Shawn Allan yuav hais lus txog qhov nyuaj ntawm kev sib txuas lus zoo txog qhov zoo ntawm kev tsim khoom siv ceramic additive ntawm Ceramics Expo hauv Cleveland, Ohio rau lub Cuaj Hlis 1, 2021.
Txawm hais tias kev tsim cov tshuab ya dav hlau hypersonic tau muaj nyob rau ntau xyoo lawm, tam sim no nws tau dhau los ua qhov tseem ceeb tshaj plaws ntawm Asmeskas kev tiv thaiv lub tebchaws, coj qhov chaw no mus rau hauv lub xeev ntawm kev loj hlob sai thiab kev hloov pauv. Raws li ib qho chaw tshwj xeeb ntau yam, qhov kev sib tw yog nrhiav cov kws tshaj lij nrog cov txuj ci tsim nyog los txhawb nws txoj kev loj hlob. Txawm li cas los xij, thaum tsis muaj cov kws tshaj lij txaus, nws tsim qhov sib txawv ntawm kev tsim kho tshiab, xws li muab kev tsim qauv rau kev tsim khoom (DFM) ua ntej hauv theem R&D, thiab tom qab ntawd tig mus rau hauv qhov sib txawv ntawm kev tsim khoom thaum nws lig dhau los ua kev hloov pauv tsim nyog.
Cov kev sib koom tes, xws li University Alliance for Applied Hypersonics (UCAH) uas nyuam qhuav tsim tshiab, muab ib puag ncig tseem ceeb rau kev cob qhia cov txuj ci uas xav tau los txhim kho thaj chaw no. Cov tub ntxhais kawm tuaj yeem ua haujlwm ncaj qha nrog cov kws tshawb fawb hauv tsev kawm qib siab thiab cov kws tshaj lij hauv kev lag luam los tsim cov thev naus laus zis thiab txhim kho kev tshawb fawb hypersonic tseem ceeb.
Txawm hais tias UCAH thiab lwm lub koom haum tiv thaiv tau tso cai rau cov tswv cuab koom nrog ntau yam haujlwm engineering, yuav tsum muaj ntau txoj haujlwm ntxiv los txhawb cov neeg muaj peev xwm sib txawv thiab muaj kev paub dhau los, los ntawm kev tsim qauv mus rau kev tsim khoom siv thiab kev xaiv mus rau cov chaw ua haujlwm tsim khoom.
Yuav kom muaj txiaj ntsig zoo dua hauv daim teb no, lub koom haum tsev kawm ntawv yuav tsum ua kom kev txhim kho neeg ua haujlwm tseem ceeb los ntawm kev ua raws li cov kev xav tau ntawm kev lag luam, koom nrog cov tswv cuab hauv kev tshawb fawb tsim nyog rau kev lag luam, thiab nqis peev rau hauv qhov kev pab cuam.
Thaum hloov cov thev naus laus zis hypersonic mus rau hauv cov haujlwm loj uas tuaj yeem tsim tau, qhov sib txawv ntawm kev txawj ua haujlwm engineering thiab kev tsim khoom uas twb muaj lawm yog qhov teeb meem loj tshaj plaws. Yog tias kev tshawb fawb thaum ntxov tsis hla lub hav tuag no - qhov sib txawv ntawm R & D thiab kev tsim khoom, thiab ntau qhov project loj tau ua tsis tiav - ces peb tau poob qhov kev daws teeb meem uas siv tau thiab ua tau.
Tebchaws Asmeskas kev lag luam tsim khoom tuaj yeem ua kom lub zog supersonic ceev dua, tab sis qhov kev pheej hmoo ntawm kev poob qis yog kom nthuav qhov loj ntawm cov neeg ua haujlwm kom phim. Yog li ntawd, tsoomfwv thiab cov koom haum tsim kho tsev kawm ntawv qib siab yuav tsum koom tes nrog cov chaw tsim khoom kom muab cov phiaj xwm no rau hauv kev xyaum.
Kev lag luam tau ntsib qhov sib txawv ntawm cov txuj ci los ntawm cov chaw tsim khoom mus rau cov chaw kuaj engineering - cov sib txawv no tsuas yog yuav nthuav dav thaum lub khw hypersonic loj hlob. Cov thev naus laus zis tshiab xav tau cov neeg ua haujlwm tshiab los nthuav kev paub hauv daim teb.
Kev ua haujlwm Hypersonic npog ntau qhov chaw tseem ceeb ntawm ntau yam khoom siv thiab cov qauv, thiab txhua qhov chaw muaj nws cov teeb meem kev txawj ntse. Lawv xav tau kev paub ntau yam, thiab yog tias tsis muaj kev txawj ntse xav tau, qhov no yuav tsim teeb meem rau kev txhim kho thiab kev tsim khoom. Yog tias peb tsis muaj neeg txaus los tswj hwm txoj haujlwm, nws yuav tsis yooj yim sua kom ua tau raws li qhov xav tau ntawm kev tsim khoom ceev ceev.
Piv txwv li, peb xav tau cov neeg uas tuaj yeem tsim cov khoom kawg. UCAH thiab lwm cov koom haum yog qhov tseem ceeb los txhawb kev tsim khoom niaj hnub thiab xyuas kom meej tias cov tub ntxhais kawm txaus siab rau lub luag haujlwm ntawm kev tsim khoom suav nrog. Los ntawm kev siv zog ua haujlwm ntau yam, kev lag luam yuav muaj peev xwm tswj tau qhov zoo dua hauv kev npaj dav hlau hypersonic hauv ob peb xyoos tom ntej.
Los ntawm kev tsim UCAH, Lub Tsev Haujlwm Saib Xyuas Kev Tiv Thaiv Tebchaws tab tom tsim kom muaj lub sijhawm los siv txoj hauv kev tsom mus rau kev tsim kom muaj peev xwm hauv thaj chaw no. Txhua tus tswv cuab ntawm pawg koom tes yuav tsum ua haujlwm ua ke los cob qhia cov tub ntxhais kawm lub peev xwm tshwj xeeb kom peb thiaj li tsim thiab tswj tau lub zog ntawm kev tshawb fawb thiab nthuav nws kom tsim tau cov txiaj ntsig uas peb lub tebchaws xav tau.
Lub koom haum NASA Advanced Composites Alliance uas tam sim no kaw lawm yog ib qho piv txwv ntawm kev siv zog ua haujlwm kom zoo. Nws qhov kev ua haujlwm zoo yog qhov tshwm sim ntawm kev sib koom ua ke R&D ua haujlwm nrog kev txaus siab hauv kev lag luam, uas tso cai rau kev tsim kho tshiab kom nthuav dav thoob plaws hauv kev tsim kho ecosystem. Cov thawj coj hauv kev lag luam tau ua haujlwm ncaj qha nrog NASA thiab cov tsev kawm ntawv qib siab rau cov haujlwm rau ob txog plaub xyoos. Txhua tus tswv cuab tau tsim kev paub txog kev tshaj lij thiab kev paub dhau los, kawm koom tes hauv ib puag ncig tsis sib tw, thiab txhawb nqa cov tub ntxhais kawm qib siab kom txhim kho kom txhawb nqa cov neeg ua si tseem ceeb hauv kev lag luam yav tom ntej.
Hom kev txhim kho neeg ua haujlwm no ua kom tiav qhov tsis txaus hauv kev lag luam thiab muab sijhawm rau cov lag luam me los tsim kho tshiab sai sai thiab ua kom muaj ntau yam hauv daim teb kom ua tiav kev loj hlob ntxiv-uas pab txhawb kev ruaj ntseg hauv tebchaws Asmeskas thiab kev lag luam.
Cov koom tes hauv tsev kawm ntawv suav nrog UCAH yog cov khoom muaj nqis tseem ceeb hauv thaj chaw hypersonic thiab kev lag luam tiv thaiv. Txawm hais tias lawv txoj kev tshawb fawb tau txhawb nqa cov kev tsim kho tshiab, lawv qhov txiaj ntsig zoo tshaj plaws yog nyob rau hauv lawv lub peev xwm los cob qhia peb tiam neeg ua haujlwm tom ntej. Lub koom haum tam sim no yuav tsum tau muab qhov tseem ceeb rau kev nqis peev hauv cov phiaj xwm zoo li no. Los ntawm kev ua li ntawd, lawv tuaj yeem pab txhawb kev vam meej mus sij hawm ntev ntawm kev tsim kho tshiab hypersonic.
About the author: Kim Caldwell leads Spirit AeroSystems’ R&D program as a senior manager of portfolio strategy and collaborative R&D. In her role, Caldwell also manages relationships with defense and government organizations, universities, and original equipment manufacturers to further develop strategic initiatives to develop technologies that drive growth. You can contact her at kimberly.a.caldwell@spiritaero.com.
Cov chaw tsim khoom ntawm cov khoom siv nyuaj thiab tsim kho zoo heev (xws li cov khoom siv dav hlau) cog lus tias yuav ua kom zoo tshaj plaws txhua lub sijhawm. Tsis muaj chaw rau kev txav mus los.
Vim tias kev tsim dav hlau nyuaj heev, cov chaw tsim khoom yuav tsum ua tib zoo tswj cov txheej txheem zoo, ua tib zoo saib xyuas txhua kauj ruam. Qhov no yuav tsum muaj kev nkag siab tob txog yuav ua li cas tswj thiab hloov kho rau kev tsim khoom, qhov zoo, kev nyab xeeb, thiab cov teeb meem xa khoom thaum ua raws li cov cai tswjfwm.
Vim muaj ntau yam cuam tshuam rau kev xa khoom zoo, nws nyuaj rau tswj cov xaj tsim khoom nyuaj thiab hloov pauv tas li. Cov txheej txheem zoo yuav tsum hloov pauv tau txhua yam ntawm kev tshuaj xyuas thiab tsim qauv, kev tsim khoom thiab kev sim. Ua tsaug rau Kev Lag Luam 4.0 cov tswv yim thiab cov kev daws teeb meem niaj hnub no, cov teeb meem zoo no tau yooj yim dua rau kev tswj hwm thiab kov yeej.
Lub hom phiaj ib txwm ntawm kev tsim dav hlau yeej ib txwm yog rau cov ntaub ntawv. Qhov chaw ntawm feem ntau cov teeb meem zoo yuav yog kev tawg yooj yim, xeb, hlau qaug zog, lossis lwm yam. Txawm li cas los xij, kev tsim dav hlau niaj hnub no suav nrog cov thev naus laus zis siab heev, uas siv cov ntaub ntawv tiv taus. Kev tsim khoom siv cov txheej txheem tshwj xeeb thiab nyuaj heev thiab cov txheej txheem hluav taws xob. Cov kev daws teeb meem software tswj kev ua haujlwm dav dav yuav tsis tuaj yeem daws cov teeb meem nyuaj heev.
Cov khoom seem nyuaj dua tuaj yeem yuav tau los ntawm cov khoom xa tuaj thoob ntiaj teb, yog li yuav tsum tau xav txog ntau dua rau kev sib koom ua ke thoob plaws hauv cov txheej txheem sib dhos. Kev tsis paub meej coj cov teeb meem tshiab rau kev pom kev ntawm cov khoom xa tuaj thiab kev tswj hwm zoo. Kev ua kom zoo ntawm ntau yam khoom thiab cov khoom tiav lawm xav tau cov txheej txheem zoo dua thiab sib koom ua ke ntau dua.
Kev Lag Luam 4.0 sawv cev rau kev txhim kho ntawm kev lag luam tsim khoom, thiab xav tau ntau yam thev naus laus zis siab dua kom ua tau raws li cov kev cai zoo. Cov thev naus laus zis txhawb nqa suav nrog Industrial Internet of Things (IIoT), cov xov digital, augmented reality (AR), thiab kev kwv yees kwv yees.
Kev Zoo 4.0 piav qhia txog ib txoj kev tsim khoom uas siv cov ntaub ntawv los ua kom zoo uas muaj cov khoom, cov txheej txheem, kev npaj, kev ua raws li txoj cai thiab cov qauv. Nws yog tsim los ntawm kev hloov cov txheej txheem zoo ib txwm muaj, siv ntau yam thev naus laus zis tshiab zoo li nws cov neeg ua haujlwm hauv kev lag luam, suav nrog kev kawm tshuab, cov khoom siv sib txuas, kev suav huab, thiab cov ntxaib digital los hloov pauv txoj haujlwm ntawm lub koom haum thiab tshem tawm cov khoom lossis cov txheej txheem uas tsis zoo. Kev tshwm sim ntawm Kev Zoo 4.0 xav tias yuav hloov pauv kab lis kev cai hauv chaw ua haujlwm los ntawm kev nce kev cia siab rau cov ntaub ntawv thiab kev siv qhov zoo tob dua ua ib feem ntawm txoj kev tsim khoom tag nrho.
Kev Zoo 4.0 sib koom ua ke cov teeb meem kev ua haujlwm thiab kev ruaj ntseg zoo (QA) txij thaum pib mus txog theem tsim. Qhov no suav nrog yuav ua li cas los tsim lub tswv yim thiab tsim cov khoom. Cov txiaj ntsig kev tshawb fawb kev lag luam tsis ntev los no qhia tau tias feem ntau cov khw tsis muaj cov txheej txheem hloov pauv tsim qauv tsis siv neeg. Cov txheej txheem ua tes ua rau muaj qhov yuam kev, txawm tias nws yog qhov yuam kev sab hauv lossis kev sib txuas lus tsim qauv thiab kev hloov pauv rau cov khoom xa tuaj.
Ntxiv rau kev tsim qauv, Quality 4.0 kuj siv kev kawm tshuab uas tsom mus rau cov txheej txheem los txo cov khib nyiab, txo kev ua haujlwm dua, thiab ua kom zoo dua cov kev tsim khoom. Tsis tas li ntawd, nws kuj daws cov teeb meem kev ua haujlwm ntawm cov khoom tom qab xa khoom, siv cov lus tawm tswv yim hauv qhov chaw los hloov kho cov software khoom hauv online, tswj kev txaus siab ntawm cov neeg siv khoom, thiab thaum kawg ua kom muaj kev lag luam rov qab. Nws tab tom dhau los ua tus khub koom tes tsis sib cais ntawm Kev Lag Luam 4.0.
Txawm li cas los xij, qhov zoo tsis yog siv rau cov kev sib txuas tsim khoom xaiv xwb. Kev koom ua ke ntawm Qhov Zoo 4.0 tuaj yeem tsim kom muaj kev coj ua zoo hauv cov koom haum tsim khoom, ua rau lub zog hloov pauv ntawm cov ntaub ntawv ua ib feem tseem ceeb ntawm kev xav ntawm cov tuam txhab. Kev ua raws li txhua theem ntawm lub koom haum pab txhawb rau kev tsim kom muaj kev coj noj coj ua zoo tag nrho.
Tsis muaj ib txoj kev tsim khoom twg yuav khiav tau zoo tag nrho 100% ntawm lub sijhawm. Kev hloov pauv ntawm cov xwm txheej ua rau muaj tej yam tsis tau xav txog uas xav tau kev kho. Cov neeg uas muaj kev paub txog kev zoo to taub tias nws yog txhua yam hais txog cov txheej txheem ntawm kev txav mus rau qhov zoo tag nrho. Koj yuav ua li cas kom paub tseeb tias qhov zoo tau koom nrog rau hauv cov txheej txheem kom pom cov teeb meem sai li sai tau? Koj yuav ua li cas thaum koj pom qhov tsis zoo? Puas muaj lwm yam sab nraud ua rau muaj teeb meem no? Koj tuaj yeem hloov pauv dab tsi rau txoj kev npaj tshuaj xyuas lossis cov txheej txheem sim kom tiv thaiv qhov teeb meem no kom tsis txhob tshwm sim dua?
Tsim kom muaj lub siab xav tias txhua txoj kev tsim khoom muaj cov txheej txheem zoo sib xws. Xav txog yav tom ntej uas muaj kev sib raug zoo ib leeg thiab ntsuas qhov zoo tas li. Txawm muaj dab tsi tshwm sim tsis tu ncua, qhov zoo tag nrho tuaj yeem ua tiav. Txhua qhov chaw ua haujlwm tshuaj xyuas cov cim qhia thiab cov cim qhia kev ua tau zoo tseem ceeb (KPIs) txhua hnub los txheeb xyuas cov chaw uas yuav tsum tau txhim kho ua ntej muaj teeb meem tshwm sim.
Hauv lub kaw lus kaw no, txhua txoj kev tsim khoom muaj qhov kev xav zoo, uas muab cov lus tawm tswv yim los nres cov txheej txheem, cia cov txheej txheem txuas ntxiv mus, lossis ua qhov kev hloov kho tiag tiag. Lub kaw lus tsis cuam tshuam los ntawm kev qaug zog lossis kev ua yuam kev ntawm tib neeg. Lub kaw lus kaw-loop zoo tsim rau kev tsim dav hlau yog qhov tseem ceeb kom ua tiav cov qib zoo dua, luv lub sijhawm voj voog, thiab xyuas kom ua raws li cov qauv AS9100.
Kaum xyoo dhau los, lub tswv yim ntawm kev tsom mus rau QA rau kev tsim khoom, kev tshawb fawb kev lag luam, cov neeg muab khoom, cov kev pabcuam khoom, lossis lwm yam uas cuam tshuam rau kev txaus siab ntawm cov neeg siv khoom tsis yooj yim sua. Kev tsim khoom yog nkag siab tias los ntawm cov thawj coj siab dua; qhov zoo yog hais txog kev ua cov qauv no ntawm kab sib dhos, tsis hais lawv qhov tsis zoo.
Niaj hnub no, ntau lub tuam txhab tab tom rov xav txog yuav ua li cas ua lag luam. Qhov xwm txheej tam sim no hauv xyoo 2018 tej zaum yuav tsis ua tau lawm. Ntau thiab ntau tus neeg tsim khoom tau ntse dua thiab ntse dua. Muaj kev paub ntau ntxiv, uas txhais tau tias muaj kev txawj ntse zoo dua los tsim cov khoom zoo hauv thawj zaug, nrog kev ua haujlwm zoo dua thiab kev ua tau zoo dua.