Hauv cov lus yooj yooj yim, ib micro hloov yog hluav taws xob hloov khoom uas tuaj yeem tswj hwm ntawm thiab tawm ntawm lub zog hloov los ntawm kev txav me me. Nws cov qauv tseem ceeb tsuas yog suav nrog cov ntsiab lus tiv toj, feem ntau cov hluav taws xob, cov plhaub sab nraud, thiab pas nrig ua haujlwm. Tus qauv ua hauj lwm yog qhov tseeb tau thawb cov hlau sib chwv kom disconnect lossis txuas los ntawm kev quab yuam sab nraud. Nws muaj cov yam ntxwv ntawm cov lus teb ceev, muaj zog durabab, thiab tsis nquag ua tiav. Piv txwv li, khawm ntawm cov chaw taws teeb ntawm cov chaw taws teeb, thiab cov khoom siv thaum muaj xwm ceev hauv cov khoom siv tsheb sib dhos tuaj yeem pom txhua hnub.
Qhov kub ambient muaj qhov cuam tshuam zoo rau kev ua haujlwm ruaj khov ntawm hom hloov no. Tshwj xeeb, nyob rau hauv ib puag ncig cua sov, xws li lub tsev ua hauj lwm ntev tshaj li 60 degrees yog yooj yim rau deform yog yooj yim rau deform yooj yim; Qhov ntsuas kub tsawg ntawm kev rho tawm 20 degrees tej zaum yuav ua rau lub caij nplooj ntoos hlav tawv tawv tawv thiab cuam tshuam rau kev rov pib dua. Cias muab tso rau qhov kub thiab txias yuav cuam tshuam nrog kev ua tau zoo ncaj qha rau cov khoom siv, xws li cov txheej txheem rwb thaiv tsev yuav ua rau lub neej pabcuam. Yog li ntawd, nyob rau hauv cov khoom tsim theem, nws yog qhov tsim nyog yuav tsum tau muab cov cua sov tiv thaiv, uas tuaj yeem txhim kho kev ntseeg tau ntawm cov khoom siv hluav taws xob.
Qhov cuam tshuam ntawm kev kub siab rau kev ua haujlwm ntawm micro hloov
Qhov chaw siab ntau ib puag ncig yuav muaj ntau yam cuam tshuam rau lub xeev ua haujlwm ntawm micro hloov. Piv txwv li, hauv cov nqe lus ntawm kev ua yeeb yam hluav taws xob, tej zaum yuav muaj kev txo tsev nyob rau hauv rwb thaiv tsev tsis kam nqi. Qhov tshwm sim no tsuas yog vim tias kub siab yuav ua kom nrawm nrawm nrawm hauv cov khoom siv hauv insulating, ua rau muaj qhov tshwm sim ntawm kev xau xau. Qhov nce ntawm kev sib chwv tus nqi cuam tshuam feem ntau yog vim muaj qhov chaw sib tiv tauj ntau dua yuav tsim Oxide txheej ntawm qhov kub. Qhov oxide txheej yuav cuam tshuam qhov kev sib kis ib txwm muaj ntawm tam sim no zoo li lub thaiv. Raws li rau cov rwb thaiv tsev muaj peev xwm ntawm cov khoom siv, thaum lub qhov kub nce mus rau qee theem, nws yuav muaj feem ntau yuav tawg los ntawm voltage.
Nyob rau hauv cov nqe lus ntawm kev ua haujlwm txhua yam, cov elasticity ntawm lub caij nplooj ntoo hlav yuav puas tsuaj. Qhov no tuaj yeem yog vim tias cov khoom siv hlau yog siv dhau los rau cov neeg siab kub siab, ua rau muaj zog tsawg dua ua ntej. Cov ntaub ntawv tiv tauj xws li tooj liab lossis nyiaj tau los siv oxidation lossis cov khoom siv ua kom zoo nkauj hauv ib puag ncig ntawm oxide txheej nrog kev ua haujlwm oxide. Kuj tseem muaj cov yas yas, xws li lub plhaub sab nraud lossis sab hauv sab hauv, uas yuav deform vim cua sov thiab kev sib tsoo lossis loj tsis sib haum.
Tshuaj lom neeg ruaj khov tshwm sim los ntawm qhov kub siab ntxiv kuj xav tau kev saib xyuas tshwj xeeb. Lubricants yog qhov yooj yim rau yaj thiab poob, tshwj xeeb yog tom qab ua haujlwm tau ntev hauv ib puag ncig cua sov, kev sib txhuam sab hauv yuav ua rau muaj kev sib txhuam sab hauv. Cov tshuaj xws li cov ntaub ntawv polymer yuav tawg lawv cov kab ke molecular nyob hauv qab kev tsis tu ncua, uas yog qhov peb tau hu ua kev laus sai sai.
Ntev siv cov kev kub siab ntev yuav yog luv luv cov kev pabcuam lub neej ntawm micro hloov. Piv txwv li, thaum cov neeg sib chwv tau tig mus rau thiab tua, siab kub yuav ua rau cov cim nplaum lossis cov cim ablation ntawm cov neeg sib chwv. Kuj tseem muaj teeb meem xws li kev laus ntawm cov ntaub ntawv insulating, uas yuav ua rau muaj kev sib tw luv luv. Piv txwv li, hauv kev siv cov cuab yeej muaj qee yam siv, thaum lub micro hloov ua haujlwm tsis tu ncua rau 25 degree hauv qab cov kev sib cuag ntawm 85 degree tau npog nrog tuab oxide txheej. Nyob rau lub sijhawm no, cov rwb thaiv tsev tsis kam lees cov nqi ntawm thawj zaug 100 moegohms rau tsuas yog 1 moegohm, uas nws thiaj li coj mus rau txheej txheem ntawm cov txheej txheem rwb thaiv tsev tawg.
Qhov cuam tshuam ntawm qhov chaw kub tsawg ntawm micro hloov
Cov teebmeem tsis zoo tshwm sim los ntawm qhov kub tsawg
- Cov teeb meem hauv kev ua haujlwm txhua yam: Thaum qhov ntsuas kub tsawg dhau, uas yog, lub caij nplooj ntoo hlav yuav nce ntxiv, uas ua rau muaj kev ua haujlwm ntau dua los ua haujlwm dua rau kev hloov pauv. Nyob rau tib lub sijhawm, kev sib tiv tauj siab ntawm cov khoom ntawm qhov chaw hu yuav txo qis hauv qhov kev txiav txim siab ntawm qhov hluav taws xob tsis txaus ntseeg, uas tuaj yeem cuam tshuam rau kev ruaj ntseg ntawm Circuit Court. Nws yog tsim nyog tshwj xeeb uas tsis muaj qhov kub tsawg kuj tseem yuav ua rau lubricating khoom kom muaj zog. Piv txwv li, qee cov roj yuav dhau los ua viscous raws li kua nplaum, uas yuav ua rau kev txav ntawm cov qauv sab hauv tsis yog.
- Kev hloov pauv ntawm cov khoom siv zog: piv txwv, cov dej yas siv tau kom zoo nyob rau hauv lub taub dej yas tso rau sab nraum lub caij ntuj no zoo li muaj qhov khov thiab tawg. Rau cov neeg siv hlau, ib puag ncig kub tsawg yuav coj txoj kev pheej hmoo ntawm cov hlau sib tw sib txawv, uas yog dab tsi peb feem ntau hu txias vuam vuam vuam vuam vuam. Qhov xwm txheej no yog nquag tshaj yog tshwm sim hauv cov xwm txheej ua haujlwm ntau zaus.
- Ua tsis tiav ntawm lubrication system: Cov ntaubrical lubricating cov ntaub ntawv yuav ua rau cov txheej txheem sub-xoom, thiab kev sib txhuam coefficatures ntawm cov neeg kho tshuab cov txheej txheem siv rau lub sijhawm no. Piv txwv li, qee cov iav-qauv hloov yuav muaj kev ua haujlwm pom tseeb hauv kev ua haujlwm no, thiab lub sijhawm ua haujlwm ntev hauv cov xwm txheej no yuav ua kom muaj kev hnav ris tsho kom ua rau cov khoom uas laus.
Dynamic hloov hauv kev hloov cov yam ntxwv
Thaum qhov ntsuas kub tsawg dhau, kev tshem tawm tsis kam ntawm tsav tus pas nrig yuav nce, ua rau cov lus teb ceev ntawm tag nrho kev hloov pauv kom qeeb. Piv txwv li, hauv lub qhov rooj xauv cua hloov siv sab nraum zoov nyob rau sab nraum zoov nyob rau sab qaum teb lub caij ntuj no, nws feem ntau ua rau ib nrab xyoo tom qab nias. Lub xeev tiv toj ntawm qhov kev tiv tauj taw tes yuav kuj ua tsis ruaj khov ntawm qhov tsis txaus ntseeg, ib yam li lub suab tam sim no thaum muaj kev sib cuag tsis zoo, thiab cov kev sib tham tsis zoo rau kev tshwm sim. Ib qho ntxiv, vim muaj nce loj nyob rau hauv lub caij nplooj ntoos hlav txhav txhav tas li yog qhov nyuaj tshaj plaws los nias dua li ntawm qhov kub thiab txias yog qhov yuav tsum tau ua kom tiav qhov kev txiav txim hloov.
Kev tiv thaiv kev ntsuas hauv qhov kub thiab txias \/ qhov kub thiab txias ib puag ncig
Nyob rau hauv lub ntawv thov tiag tiag ntawm qhov kub qhov kub, peb tuaj yeem hloov kho cov kev hloov kho ntawm plaub qhov ntev. Ua ntej tshaj plaws, ntawm theem ntawm cov khoom xaiv, piv txwv li cov sijhawm kub, nws raug nquahu kom muab cov qauv sib tiv toj, lossis xav txog qhov kub ua ntej cov ntaub ntawv xws li tungsten alloy. Rau lub caij nplooj ntoo hlav, cov khoom siv kub tiv thaiv xws li inconel tuaj yeem siv, lossis cov qauv hluav taws xob ceramic raws li cov qauv tau sim. Rau qis-kub cov xwm txheej, tshwj xeeb saib yuav tsum tau them rau cov khoom yas. Piv txwv li, cov ntaub ntawv nrog cov khoom txias-resistant xws li POLycarbonate pc yog qhov haum ntau. Nyob rau tib lub sijhawm, ib txheej uas tiv thaiv tus mob viav vias txias yuav tsum tau ntxiv rau qhov chaw sib cuag, xws li txheej kub.
Nyob rau hauv cov qauv tsim qauv txuas, roj hmab sealing rings tuaj yeem siv rau kev sib khi, lossis cov kua nplaum potting tuaj yeem sau ncaj qha. Hais txog cov cua sov dissipation optimization, nws pom nyob rau hauv cov ntawv thov tiag tiag uas ntxiv rau cov chaw tseem ceeb tuaj yeem ua rau muaj kev hloov kho qhov kub.
Hais txog cov cuab yeej siv thiab cov tswv yim txij nkawm, cov xwm txheej kub sib txawv yuav tsum tau tawm tsam ntawm no. Nyob rau hauv cov kev kub-ib puag ncig qhov chaw nyob ib puag ncig, kev tshwj xeeb yuav tsum tau them rau kev tswj lub sijhawm ua haujlwm ntev, thiab cov yuam sij xws li kev sib cheem tsis kam yuav tsum tau kuaj xyuas tsis tu ncua. Thaum siv raws li cov kev mob tsawg-tsawg, nws yog qhov zoo tshaj rau preheat cov cuab yeej siv rau kev ua haujlwm kub ua ntej pib nws. Qhov kev xaiv ntawm cov roj nplua nyeem yuav tsum tau kho kom haum, xws li hloov nws nrog silicon-raws li-bees-kub roj nplua nyeem. Tsis tas li ntawd, kev ua haujlwm zaus kuj yuav tsum tau tswj kom zoo.
Thaum kawg, nyob rau hauv qhov ntev ntawm ib puag ncig tswj hwm xws li cov kev txhim kho cua sov uas muaj cov kev txhim kho kub, lossis txhim kho cov kiv cua txias hauv cov chaw kub. Nyob rau hauv cov nqe lus ntawm thermal rwb thaiv tsev kev tiv thaiv, koj tuaj yeem xaiv cov ntaub ntawv xws li Ceramic Fiber kom ua cov khoom siv plhaub tshiab, lossis sim siv cov khoom siv hluav taws xob tshiab. Lub tswv yim tshiab tshiab rau kev ua kom sov sov yog siv cov cua sov conduction Tube qauv, los ntawm uas lub tshav kub sab hauv tau sai sai rau lub tshav kub sab nraud.
Kev sim thiab cov teeb meem
Ib puag ncig ib puag ncig cov ntaub ntawv
Piv txwv li, nyob rau hauv cov kub siab (85 degree), kev pabcuam lub neej ntawm micro hloov yuav hloov pauv ntau. Hauv cov ntsiab lus yooj yim, cov kev pabcuam lub neej yuav poob ncaj qha los ntawm 100, {2}} kev ua haujlwm ntawm qhov ntsuas kub ib txwm muaj txog li 10, {4} kev ua haujlwm. Qhov xwm txheej hauv qis qis ({{{}}} degree) mob yuav tsum muaj kev ua haujlwm nce los ntawm tus qauv 1n mus rau 3n.
Hais txog kev hloov pauv ntawm cov kev nqis tes ua, nws tuaj yeem pom tias qhov kev hloov pauv ntawm kev tiv thaiv kub yuav nthuav dav, ib qho qib ntawm qhov kub thiab txias. Qhov teeb meem tshwm sim los ntawm qhov chaw kub tsawg yog tsuas yog hais txog kev teb ceev. Piv txwv li, lub sijhawm ntaus ntawv teb yuav txuas ntxiv los ntawm kwv yees li 50% piv rau cov xwm txheej ib txwm muaj. Cov xwm txheej no qhia tau tias muaj kev sib txawv ntawm qhov cuam tshuam ntawm qhov kub ntawm cov cuab yeej ua haujlwm.
Kev tsom xam ntawm cov kev thov cov ntaub ntawv tiag tiag
Los ntawm cov kis xwm tiag, nws tuaj yeem pom tau tias thaum thov hauv kev tsim tsheb tsheb, engineers yuav them nyiaj tshwj xeeb rau qhov kub ntawm lub cav ntawm lub cav. Piv txwv li, lawv yuav xaiv ib qho kev daws teeb meem uas siv cov kev sib cuag sib haum rau cov neeg tua hluav taws kub kub. Qhov kev sib xyaw ua ke no tuaj yeem ua haujlwm stably rau ntau dua 5, {2}}}} sijhawm nyob rau hauv kev txuas mus ntxiv-kub ib puag ncig ntawm 120 degree.
Hauv cov ntawv thov tshwj xeeb ntawm Aerospace, cov txheej txheem kev ua tiav. Piv txwv li, micro lub tshuab nqus hluav taws xob tau nruab rau ntawm cov tshuab satellites yuav tau siv cov roj nqus kom qhuav tib yam nkaus, kom cov qauv kev ua haujlwm tsawg kawg nkaus ntawm 100, yog li ntawd tseem tuaj yeem lav nyob rau hauv ib puag ncig huab ntawm rho 60 degree. Cov rooj plaub no qhia tau tias cov kev lag luam sib txawv yuav kho cov kev daws raws li cov kev xav tau.
Kev kub siab ua rau cov khoom siv laus thiab cov ntaub ntawv tsis ua tiav, thiab qis kub ua rau cov tshuab siv tshuab pa jamming thiab cov khoom embrittlement. Lub tswv yim tiv thaiv xav tau kom muaj kev nkag siab zoo los ntawm plaub yam: cov ntaub ntawv, kev tswj hwm thiab tswj ib puag ncig.
