Hauv kev xaiv cov khoom siv rau cov xov hluav taws xob nruab nrab thiab siab, cov hlua khi thiab cov kab xev muaj lawv tus kheej cov yam ntxwv thiab cov xwm txheej siv tau.
1. Kev ua haujlwm khoov:
Kev ua tau zoo ntawm qhov khoovtxoj hlua khizoo dua, thiab cov duab ntawm daim kab xev zoo dua, tab sis qhov kev ua tau zoo ntawm cov kab tiav tsis zoo. Qhov no ua rau cov hlua khi ua haujlwm zoo dua ntawm cov xov hlau mos thiab yooj ywm.
2. Cov dej ntsiab lus:
Cov hlua khi ua los ntawm cov khoom siv no ntom dua, yuav luag tsis nqus dej, thiab daim kab xev vim nws qhov sib txawv loj, yooj yim nqus dej. Kev nqus dej ntau dhau yuav cuam tshuam rau daim kab xev tooj liab uas muaj ntaub thaiv ntawm lub cable, ua rau liab thiab txawm tias oxidation.
3. Tus nqi thiab qhov nyuaj ntawm kev tsim khoom:
Tus nqi ntawm cov khoom sau tsis kim, thiab cov txheej txheem tsim khoom yooj yim heev. Qhov sib txawv, tus nqi ntawm cov ntawv sau ntau dua me ntsis, lub voj voog tsim khoom ntev dua, thiab cov txheej txheem tsim khoom nyuaj dua.
4. Tiv thaiv hluav taws thiab tiv thaiv dej ntsug:
Cov ntawv sau tsis haum rau cov xov hluav taws kub vim nws qhov sib txawv loj, tsis tiv taus dej ntsug, thiab tsis zoo rau cov hluav taws kub.txoj hlua khiua tau zoo dua hauv qhov no, muab kev tiv thaiv hluav taws zoo dua thiab tiv thaiv dej.
Hauv kev xaus, qhov kev xaiv ntawm cov hlua khi lossis cov hlua khi feem ntau nyob ntawm qhov xav tau daim ntawv thov tshwj xeeb, cov nqi siv nyiaj thiab cov xwm txheej tsim khoom thiab lwm yam.
Cov xwm txheej tshwj xeeb ntawm kev siv cov hlua khi thiab cov hlua khi hauv ntau hom cable yog dab tsi?
1. Cov hlua khi:
(1) Sab nraum zoov txheej armored cable: lub tes tsho xoob (thiab filling rope) nyob ib ncig ntawm lub hauv paus tsis yog hlau reinforcement core (phosphating steel wire) twisted synthesis ntawm compact cable core, siv rau kev khawb optical cables, pipeline optical cables, overhead optical cables, ncaj qha faus optical cables, sab hauv tsev optical cables thiab subway yeeb nkab gallery tshwj xeeb optical cables.
(2) RVV cable: tsim nyog rau kev teeb tsa ruaj khov hauv tsev, feem ntau yog ua los ntawm paj rwb, PE hlua lossis PVC, lub luag haujlwm tseem ceeb yog txhim kho lub zog kho tshuab ntawm lub cable.
(3) Cov xov hluav taws kub: cov hlua khi tsis yog tsuas yog ua lub luag haujlwm txhawb nqa xwb, tab sis kuj muaj cov haujlwm hluav taws kub, thiab siv dav hauv ntau qhov chaw ntawm kev lag luam hauv tebchaws.
2. Daim kab xev sau:
(1) Multi-core cable: daim kab xev filler yog siv los sau qhov sib txawv ntawm cov conductors thiab tswj cov duab voj voog thiab kev ruaj khov ntawm cov qauv cable.
(2) Cable rau cov tsheb ciav hlau: Tom qab ntxiv cov kab ntim nruab nrab, nws cov qauv ruaj khov dua, thiab nws tsim nyog rau cov xov hluav taws xob thiab cov xov tswj.
Tus cwj pwm khoov ntawm txoj hlua khi ua rau muaj kev cuam tshuam li cas rau tag nrho kev ua tau zoo thiab lub neej ua haujlwm ntawm lub cable?
Qhov kev ua tau zoo ntawm txoj hlua khi muaj feem cuam tshuam rau qhov kev ua tau zoo thiab lub neej ua haujlwm ntawm lub cable. Ua ntej, lub cable yuav feem ntau raug kev khoov, kev co thiab kev poob siab thaum lub sijhawm ua haujlwm, uas tuaj yeem ua rau puas tsuaj lossis tawg ntawm lub cable. Yog li ntawd, qhov kev ua tau zoo ntawm txoj hlua khi cuam tshuam ncaj qha rau qhov ruaj khov thiab kev ntseeg tau ntawm lub cable.
Tshwj xeeb, qhov khoov ntawm txoj hlua khi cuam tshuam rau qhov kev faib tawm ntawm kev ntxhov siab thiab lub neej qaug zog ntawm lub cable thaum raug rau sab nraud. Piv txwv li, kev tsim ntawm ntau qhov kev sib txhuam coefficients tso cai rau qhov khoov ntawm cov hlua khi kom sib txawv ntawm qhov siab tshaj plaws thiab tsawg kawg nkaus, yog li ua rau lub neej ua haujlwm ntawm lub cable nyob rau hauv cua loading. Tsis tas li ntawd, cov qauv braided ntawm cov hlua filler kuj tseem yuav cuam tshuam rau qhov kev ua haujlwm khoov qaug zog ntawm lub cable, thiab cov qauv braided tsim nyog tuaj yeem txo qhov hnav thiab puas tsuaj ntawm lub cable thaum siv.
Qhov khoom siv khoov ntawm cov hlua khi ua rau muaj kev cuam tshuam rau tag nrho cov kev ua tau zoo thiab lub neej ua haujlwm ntawm lub cable los ntawm kev cuam tshuam rau kev faib tawm kev ntxhov siab, lub neej qaug zog thiab kev hnav tsis kam ntawm lub cable.
Yuav ua li cas tiv thaiv kev liab thiab oxidation los ntawm kev nqus dej?
Yuav kom tiv thaiv tau qhov liab thiab oxidation uas tshwm sim los ntawm kev nqus dej ntawm daim ntawv sau, cov hau kev hauv qab no tuaj yeem siv tau:
1. Siv cov tshuaj antioxidants: Ntxiv cov tshuaj antioxidants rau hauv cov khoom sau tuaj yeem tiv thaiv tau qhov tshwm sim ntawm cov tshuaj oxidation. Piv txwv li, ntxiv cov tshuaj antioxidants rau hauv daim ntawv tin tiv thaiv qhov chaw ntawm daim ntawv tin los ntawm kev cuam tshuam nrog oxygen los tsim cov zaj duab xis oxide, yog li zam kev oxidation.
2. Kev kho qhov chaw: Kev kho qhov chaw ntawm cov khoom sau, xws li kev kho txheej, tuaj yeem txo qhov cuam tshuam ntawm dej rau nws, yog li txo qhov nqus dej thiab qhov ua tau ntawm oxidation.
3. Kev hloov kho sib xyaw: Los ntawm kev siv tshuab hloov kho sib xyaw, kev ua haujlwm ntawm cov khoom sau tuaj yeem txhim kho, yog li nws muaj kev tiv thaiv dej zoo dua thiab tiv thaiv oxidation. Piv txwv li, cov khoom nylon tuaj yeem hloov kho los ntawm kev sib xyaw, kev hloov kho hmoov sau, kev hloov kho nano hmoov thiab lwm txoj hauv kev los txo qhov nqus dej.
4. Txoj kev hloov kho matrix: Ntxiv cov tshuaj oxidation inhibitors hauv cov graphite matrix tuaj yeem txhim kho qhov tsis kam oxidation ntawm cov khoom, tshwj xeeb tshaj yog nyob rau hauv qhov chaw kub siab.
5. Kev siv tshuab vuam argon arc: Hauv cov txheej txheem vuam, kev siv tshuab vuam argon arc tuaj yeem tiv thaiv tau qhov tshwm sim ntawm cov xim dub thiab oxidation. Cov txheej txheem tshwj xeeb suav nrog kev tswj cov kev ntsuas vuam thiab siv cov roj tiv thaiv tsim nyog.
Cov kev tshawb fawb sib piv ntawm qhov sib piv ntawm tus nqi thiab cov txiaj ntsig ntawm cov hlua khi thiab cov hlua khi yog dab tsi?
1. Txo tus nqi: Feem ntau hais lus, cov khoom sau pheej yig dua li cov resins, yog li ntxiv cov khoom sau tuaj yeem txo tus nqi ntawm cov yas thiab muaj cov txiaj ntsig kev lag luam pom tseeb. Qhov no txhais tau tias thaum siv cov hlua sau thiab cov ntawv sau, yog tias lawv tuaj yeem hloov cov resin tau zoo, tus nqi tag nrho yuav qis dua.
2. Kev tiv taus cua sov zoo dua: Txawm hais tias qhov tiv taus cua sov ntawm cov hlua khi thiab cov hlua khi tsis tau hais ncaj qha hauv cov pov thawj, kev hloov kho yas feem ntau txhim kho nws qhov tiv taus cua sov. Qhov no qhia tau tias thaum xaiv cov ntaub ntawv sau, ntxiv rau kev xav txog kev siv nyiaj txiag zoo, nws tseem tsim nyog los xav txog nws qhov cuam tshuam rau kev ua haujlwm ntawm cov khoom.
3. Kev txhim kho kev ua tau zoo: Los ntawm kev ntxiv cov khoom sau, nws tsis tsuas yog txo cov nqi, tab sis kuj txhim kho lwm yam khoom ntawm cov yas, xws li kev tiv taus cua sov. Qhov no yog qhov tseem ceeb rau kev siv cov hlua khi thiab cov ntawv sau, vim tias lawv yuav tsum muaj cov khoom zoo thiab tshuaj lom neeg kom tau raws li qhov xav tau siv sib txawv.
Kev tshawb fawb sib piv ntawm qhov sib piv ntawm tus nqi thiab cov txiaj ntsig ntawm cov hlua khi thiab cov hlua khi yuav tsum tsom mus rau cov hauv qab no: txo tus nqi, txhim kho kev tiv thaiv cua sov thiab kev txhim kho kev ua tau zoo tag nrho.
Hauv thaj chaw ntawm cov xov hluav taws kub, qhov sib txawv ntawm kev ua tau zoo ntawm cov hlua khi thiab cov hlua khi puas cuam tshuam li cas?
1. Qhov ceev thiab qhov hnyav:
Feem ntau cov hlua khi uas muab ntim rau hauv lub thawv muaj qhov ceev qis dua, uas pab txo qhov hnyav tag nrho thiab tus nqi tsim khoom ntawm cov hlua khi. Qhov sib txawv, qhov ceev tshwj xeeb ntawm cov khoom muab ntim rau hauv lub thawv tsis tau hais meej meej hauv cov ntaub ntawv uas kuv tau tshawb nrhiav, tab sis nws tuaj yeem xaus lus tias qhov ceev yuav zoo ib yam li cov hlua khi uas muab ntim rau hauv lub thawv.
2. Lub zog thiab lub zog tawg:
Lub zog ntawm cov hlua uas tau ntim puv yog siab, xws li lub zog ntawm cov hlua PP uas tsis muaj pa luam yeeb halogen uas tsis muaj hluav taws kub tuaj yeem ncav cuag 2g / d (xws li lub zog ntawm 3 hli ≥60kg). Lub zog siab no ua rau cov hlua ntim ua haujlwm tau zoo hauv cov nyhuv tsim cable, thiab tuaj yeem muab kev txhawb nqa thiab kev tiv thaiv zoo dua.
3. Kev ua haujlwm tiv thaiv hluav taws:
Qhov hluav taws kub ntawm daim kab xev filler zoo heev, nrog rau cov pa oxygen ntau dua 30, uas txhais tau tias lawv tso tawm cua sov tsawg dua thaum hlawv thiab hlawv qeeb dua. Txawm hais tias cov hlua filler kuj muaj kev ua tau zoo ntawm hluav taws kub, tus nqi oxygen index tshwj xeeb tsis tau hais meej meej hauv cov ntaub ntawv kuv tshawb nrhiav.
4. Kev ua cov khoom siv thiab daim ntawv thov:
Cov hlua khi tuaj yeem ua los ntawm polypropylene resin thiab flame retardant masterbatch ua cov khoom siv tseem ceeb, thiab cov zaj duab xis tsim kua muag tuaj yeem ua los ntawm kev rho tawm cov txheej txheem. Txoj kev ua no ua rau cov hlua khi yooj yim dua hauv cov txheej txheem ntau lawm, thiab tsis tas yuav ntxiv lwm cov khoom siv raw, thiab qhov zoo ruaj khov. Cov hlua khi tuaj yeem ua tiav rau hauv cov khoom sib txawv raws li cov neeg siv khoom xav tau, xws li polyvinyl chloride.
5. Kev tiv thaiv ib puag ncig thiab kev siv dua tshiab:
Vim nws cov khoom tsis muaj halogen uas tiv taus hluav taws, cov hlua khi ua tau raws li qhov yuav tsum tau ua ntawm ROHS ib puag ncig, thiab muaj kev tiv thaiv kev laus thiab kev siv rov qab tau zoo. Cov hlua khi kuj muaj cov yam ntxwv tiv thaiv ib puag ncig, tab sis cov qauv ib puag ncig tshwj xeeb thiab lub peev xwm rov ua dua tshiab tsis tau piav qhia meej hauv cov ntaub ntawv uas kuv tshawb nrhiav.
Cov hlua khi thiab cov hlua khi muaj lawv tus kheej qhov zoo hauv kev ua cov xov hluav taws kub. Cov hlua khi paub txog nws lub zog siab, tus nqi qis thiab cov cabling zoo, thaum cov hlua khi zoo heev rau nws cov pa oxygen siab thiab cov khoom tiv thaiv hluav taws kub zoo heev.
Lub sijhawm tshaj tawm: Cuaj hlis-25-2024