Taw qhia:
Hauv tsab ntawv tshaj tawm no, peb yuav ua tib zoo saib ntawm kev hloov pauv PCB lub neej, nws cov yam ntxwv, thiab txoj hauv kev los xyuas kom meej qhov ua tau zoo thoob plaws hauv nws lub neej.
Flex PCBs, tseem hu ua flexible printed circuit boards, tau txais koob meej nyob rau hauv ntau yam lag luam vim lawv versatility thiab muaj peev xwm tiv taus dabtsi yog khoov thiab twisting. Cov circuits no tau siv dav hauv cov khoom siv hluav taws xob xws li smartphones, thev naus laus zis siv tau, khoom siv kho mob, thiab kev siv tsheb. Txawm li cas los xij, txawm hais tias qhov muaj koob meej ntawm PCBs hloov tau yooj yim, ntau tus neeg tseem tsis paub txog lub txee lub neej ntawm cov PCBs hloov tau yooj yim thiab lawv cuam tshuam rau cov khoom lag luam.
Lub txee lub neej ntawm ib lub PCB hloov tau yog lub sijhawm uas lub Circuit Court tswj nws cov khoom siv hluav taws xob thiab cov khoom siv
khoom thaum khaws cia. Nws raug cuam tshuam los ntawm ntau yam, nrog rau cov khoom muaj pes tsawg leeg, kev tsim khoom
txheej txheem, cia tej yam kev mob, ib puag ncig yam, kev sib dhos thiab lub sij hawm los ua ke.
Ib qho ntawm cov ntsiab lus tseem ceeb uas cuam tshuam rau lub txee lub neej ntawm cov PCB hloov tau yooj yim yog xaiv cov khoom siv.Flexible PCBs feem ntau yog tsim los ntawm polyimide lossis polyester zaj duab xis thiab muab kev yooj yim thiab ua haujlwm ntev. Cov ntaub ntawv no muaj kev tiv thaiv zoo rau cov cua sov, noo noo, thiab tshuaj lom neeg, ua rau cov khoom siv hluav taws xob ua haujlwm hauv qhov chaw hnyav. Txawm li cas los xij, dhau sijhawm, cov ntaub ntawv no tuaj yeem degrade lossis nqus dej noo, ua rau kev ua haujlwm tsis zoo lossis txawm tias tsis ua haujlwm. Yog li ntawd, nws yog ib qho tseem ceeb heev uas yuav tau xaiv cov khoom zoo ntawm cov kev qhia tshwj xeeb kom ntseeg tau tias lub neej txee ntev dua.
Cov txheej txheem tsim khoom kuj tseem ua lub luag haujlwm tseem ceeb hauv kev txiav txim siab lub txee lub neej ntawm cov PCB hloov tau yooj yim.Kev tuav kom zoo, khaws cia thiab sib dhos cov txheej txheem yuav tsum tau ua raws li kev tiv thaiv kev sib kis, kev nqus dej los yog kev puas tsuaj thaum lub sijhawm tsim khoom. Ib qho kev sib txawv ntawm cov txheej txheem tsim khoom tau pom zoo yuav cuam tshuam qhov kev ntseeg tau ntawm Circuit Court thiab ua rau nws lub neej ntev. Cov neeg tsim khoom yuav tsum ua raws li cov qauv kev lag luam thiab tswj xyuas cov kev tswj xyuas nruj kom ntseeg tau tias lub neej ntev ntawm PCBs hloov tau.
Kev cia khoom muaj feem cuam tshuam rau lub txee lub neej ntawm cov PCBs hloov tau yooj yim.Cov kab hluav taws xob no yuav tsum tau muab khaws cia rau hauv qhov chaw tswj tsis pub dhau cov av noo, qhov kub thiab txias hloov pauv, thiab tshav ntuj ncaj qha. Cov dej noo tuaj yeem nkag mus rau hauv Circuit Court los ntawm cov npoo thiab vias, ua rau delamination lossis corrosion ntawm cov kab hluav taws xob. Cov kub kub ceev cov txheej txheem kev laus thiab txo cov khoom siv. Yog li ntawd, nws raug nquahu kom khaws cov PCBs hloov tau yooj yim hauv cov hnab ntim polyethylene nrog cov khoom desiccant lossis hauv cov thawv ntim ntim kom txo tau cov dej noo tsawg.
Ib puag ncig yam xws li kev vibration, dabtsi yog khoov thiab raug tshuaj lom neeg kuj tuaj yeem cuam tshuam rau lub txee lub neej ntawm PCBs hloov tau.Cov kab hluav taws xob hloov pauv tau tsim los tiv thaiv rov qab khoov lossis sib tw, tab sis kev ntxhov siab ntau dhau ntawm kev siv tshuab tuaj yeem ua rau tawg lossis tawg hauv cov kab los yog rwb thaiv tsev. Tsis tas li ntawd, raug rau cov tshuaj corrosive lossis gases tuaj yeem degrade cov ntaub ntawv hauv Circuit Court thiab ua rau lawv tsis ua haujlwm. Yog li ntawd, cov kev xav tau kev khiav hauj lwm yuav tsum tau txiav txim siab thiab kev tiv thaiv tsim nyog, xws li cov txheej txheem txheej txheem lossis cov txheej txheem encapsulation, yuav tsum tau coj los txhim kho lub voj voog kom ruaj khov thiab txuas ntxiv nws lub neej txee.
Txhawm rau kom ntseeg tau tias cov PCBs hloov pauv tau ua tau zoo thoob plaws hauv lawv lub txee lub neej, yuav tsum tau kuaj xyuas thiab ntsuas tsis tu ncua.Kev tshuaj xyuas tsis tu ncua tuaj yeem txheeb xyuas cov cim qhia ntawm degradation, xws li hloov xim, delamination, lossis kev hloov pauv hauv hluav taws xob. Tsis tas li ntawd, kev ntsuas kev ua haujlwm tuaj yeem ntsuas qhov kev ua haujlwm hauv Circuit Court nyob rau hauv kev ua haujlwm simulated, tso cai rau cov teeb meem tuaj yeem raug tshawb pom thiab kho ua ntej lawv ua rau ua tsis tiav. Ua cov kev ntsuam xyuas no ntawm lub sijhawm teev tseg yuav pab txuas ntxiv lub neej txee ntawm PCB hloov tau yooj yim thiab tiv thaiv qhov ua tsis tau tiav.
Txhawm rau txuas ntxiv lub neej txee ntawm PCB hloov tau, PCB sib dhos ua lub luag haujlwm tseem ceeb.Kev sib dhos PCB hais txog cov txheej txheem ntawm kev txuas cov khoom siv hluav taws xob mus rau PCB. Cov txheej txheem sib dhos kom zoo xyuas kom cov khoom sib txuas nrog PCB thiab cov pob qij txha muaj kev ntseeg tau.
Thaum nws los txog rau ncua lub neej txee ntawm PCBs, lub sijhawm sib dhos tom qab ntim khoom yog qhov tseem ceeb.PCB yuav tsum tau sib sau ua ke hauv lub sijhawm tsim nyog tom qab ntim khoom. Kev khaws cia ntev ntev ntawm cov khoom ntim PCB tuaj yeem ua rau cov khoom siv thiab cov khoom tsis zoo, yog li cuam tshuam rau lub neej txee.
Qhov tseem ceeb ntawm PCB txee lub neej:
PCB txee lub neej tseem ceeb rau ntau yam. Ua ntej, siv PCBs uas dhau los ntawm lawv lub txee lub neej tuaj yeem ua rau muaj teeb meem kev ua haujlwm lossis ua tsis tiav.Cov khoom hluav taws xob xws li conductivity thiab impedance yuav raug cuam tshuam, ua rau tsis ua hauj lwm hauv Circuit Court. Cov khoom siv kho tshuab, xws li hloov tau yooj yim lossis nruj, kuj deteriorate nyob rau lub sijhawm.
Qhov thib ob, kev tswj cov ntaub ntawv thiab cov khoom siv txuas ntxiv rau PCB txee lub neej yog qhov tseem ceeb rau kev ua haujlwm zoo.Los ntawm kev tswj cov txee lub neej kom zoo, cov tuam txhab lag luam tuaj yeem zam cov khoom pov tseg thiab cov nuj nqis tsis tsim nyog cuam tshuam nrog kev siv PCBs tas sij hawm. Qhov no yog qhov tseem ceeb tshwj xeeb tshaj yog rau cov lag luam uas xav tau PCB ntau dua, vim tias cov kev lag luam no feem ntau khaws cov PCB ntau.
Txhawm rau txuas ntxiv lub neej cia ntawm PCBs hloov tau, qee qhov kev ceev faj yuav tsum tau ua.
Ua ntej, PCBs yuav tsum tau muab cia rau hauv ib qho chaw tswj nrog qhov kub thiab av noo tsim nyog.Qhov kub thiab av noo heev tuaj yeem ua rau kom cov khoom puas thiab cov khoom puas.
Qhov thib ob, kev ntim khoom tsim nyog yog qhov tseem ceeb rau kev tiv thaiv PCB thaum khaws cia.Lawv yuav tsum tau ntim rau hauv cov khoom pov thawj noo noo thiab tiv thaiv zoo li qub kom tsis txhob muaj kev puas tsuaj lossis kev sib kis. Tsis tas li ntawd, kev kos npe kom raug ntawm cov hnub tsim khoom thiab hnub tas sij hawm yog qhov tsim nyog rau kev tswj cov khoom lag luam zoo.
Ntau yam tuaj yeem cuam tshuam rau lub txee lub neej ntawm PCBs.
Kev cuam tshuam rau cov dej noo, noo noo thiab corrosive gases tuaj yeem ua rau qeeb degradation.Kev kub siab tuaj yeem cuam tshuam cov ntaub ntawv thiab cuam tshuam rau lawv cov khoom. Yog li ntawd, nws yog ib qho tseem ceeb uas yuav tsum tau ua tib zoo saib xyuas thiab khaws cov PCBs kom txo tau cov teeb meem no.
Kev siv PCBs tas sij hawm tuaj yeem ua rau muaj kev phom sij loj thiab txaus ntshai.Kev sib txuas tsis sib haum xeeb tuaj yeem ua rau cov khoom siv hluav taws xob ua haujlwm tsis zoo, cuam tshuam rau kev nyab xeeb thiab kev ua haujlwm. Hauv cov ntawv thov tseem ceeb xws li cov cuab yeej kho mob lossis cov tshuab tsheb, qhov tshwm sim ntawm kev siv PCBs tas sij hawm tuaj yeem hnyav heev.
Los xaus
Lub neej ntev ntawm PCB hloov pauv tau cuam tshuam los ntawm ntau yam, suav nrog cov khoom sib xyaw, txheej txheem tsim khoom, kev cia khoom, ib puag ncig thiab kev sib dhos.Los ntawm kev xaiv cov ntaub ntawv zoo, ua raws li cov txheej txheem tsim khoom tsim nyog, khaws cov khoom siv hluav taws xob hauv ib puag ncig tswj thiab ua raws li cov kev xav tau ntawm kev ua haujlwm, koj tuaj yeem txuas lub txee lub neej ntawm cov PCBs hloov tau thiab ua kom muaj kev ntseeg tau ntev. Kev tshuaj xyuas tsis tu ncua thiab kev sim kuj ua lub luag haujlwm tseem ceeb hauv kev tswj xyuas kev ncaj ncees hauv Circuit Court thiab txheeb xyuas cov teeb meem uas yuav tshwm sim. Nkag siab txog lub txee lub neej ntawm cov PCBs hloov tau yooj yim yog qhov tseem ceeb rau cov tuam txhab tsim khoom, cov neeg tsim khoom thiab cov neeg siv kawg txhawm rau txhim kho cov khoom lag luam kev ntseeg siab thiab kev ua haujlwm ntev.
Lub txee lub neej ntawm kev hloov pauv PCBs yog qhov tseem ceeb rau cov tuam ntxhab thiab cov neeg siv khoom. Kev nkag siab txog yam uas cuam tshuam rau lub neej txee thiab ua raws li kev khaws cia thiab kev sib dhos yuav pab tau koj lub PCB kom ntev. Los ntawm kev tswj cov ntaub ntawv thiab cov khoom siv tau zoo, cov tuam txhab tsim khoom tuaj yeem ua kom pom kev ua haujlwm zoo, kev ua tau zoo thiab kev nyab xeeb. Nco ntsoov xyuas nrog cov chaw tsim khoom lossis cov chaw muag khoom rau cov ntaub ntawv tshwj xeeb txog kev hloov pauv PCB txee lub neej.
Post lub sij hawm: Oct-11-2023
Rov qab
