Kev Siv Tshuab Tsim Cable nrog Cov Khoom Siv Rov Ua Dua
Pendahuluuan
Cov xov hluav taws xob yog ib qho tseem ceeb hauv yuav luag txhua lub tshuab niaj hnub no: los ntawm cov tshuab hluav taws xob hauv tsev mus rau kev sib txuas lus hauv xov tooj, cov tshuab tsheb, thiab txawm tias cov khoom siv hluav taws xob rov ua dua tshiab. Txawm hais tias lawv zoo li yooj yim ua haujlwm - ua hluav taws xob lossis xa cov teeb liab - cov xov hluav taws xob muaj qhov cuam tshuam loj rau ib puag ncig, feem ntau yog ua los ntawm tooj liab lossis txhuas thiab ntau hom yas xws li PVC thiab PE rau kev rwb thaiv tsev thiab kev tiv thaiv lub tsho. Raws li kev thov thoob ntiaj teb rau cov xov hluav taws xob nce ntxiv, ib lo lus nug tseem ceeb tshwm sim: kev lag luam yuav ua li cas thiaj li ua tau raws li qhov kev thov no yam tsis muaj kev tsim cov khib nyiab thiab kev siv cov peev txheej tsis zoo? Ib qho lus teb yog kev siv tshuab tsim cov xov hluav taws xob rov ua dua tshiab, ib txoj hauv kev uas sib xyaw cov khoom siv engineering, cov txheej txheem tsim khoom, thiab cov txheej txheem zoo kom ntseeg tau tias cov xov hluav taws xob tseem muaj kev nyab xeeb, txhim khu kev qha, thiab ua tau raws li cov qauv, txawm tias cov khoom siv raw tau rov qab los ntawm cov khib nyiab.
Vim Li Cas Cov Khoom Siv Rov Siv Dua Tseem Ceeb Hauv Kev Lag Luam Cable
Muaj ob qho tseem ceeb uas ua rau muaj kev cuam tshuam rau ib puag ncig rau cov cables: cov hlau conductor thiab cov insulating polymers. Kev khawb tooj liab thiab bauxite (rau txhuas) xav tau lub zog loj thiab muaj peev xwm ua rau puas tsuaj rau cov ecosystem. Lub caij no, cov yas insulating uas tsis tau tswj hwm zoo tuaj yeem xaus rau hauv cov chaw pov tseg lossis ua rau ib puag ncig puas tsuaj. Los ntawm kev siv cov khoom siv rov ua dua tshiab, kev lag luam tuaj yeem txo qhov xav tau cov khoom siv raw tshiab, txo cov pa roj carbon los ntawm cov khoom xa tuaj, thiab txuas ntxiv lub neej ntawm cov khoom siv. Dhau li ntawm cov yam ntxwv ib puag ncig, kev siv cov khoom siv rov ua dua tshiab kuj muaj txiaj ntsig zoo rau kev lag luam vim nws tswj cov nqi khoom siv raw thaum lub sijhawm hloov pauv ntawm cov hlau thiab cov yas resin nqi ntawm kev lag luam thoob ntiaj teb.
Cov Khoom Siv Rov Siv Dua Rau Cov Cables
Cov ntaub ntawv rov siv dua rau kev tsim cov cable feem ntau yog los ntawm:
1. Cov xov hlau seem uas siv lawm: cov xov hlau siv lawm los ntawm cov tsev, tsheb, cov khoom siv hluav taws xob, lossis cov khoom siv qub.
2. Cov khib nyiab pov tseg hauv kev lag luam (tom qab kev lag luam): cov khib nyiab tsim khoom xws li cov khoom siv hluav taws xob, cov khib nyiab yas extrusion, lossis cov khoom puas uas tuaj yeem rov ua dua tshiab.
3. Cov khib nyiab hluav taws xob (e-pov tseg): cov khoom siv hluav taws xob uas muaj cov xov hlau sab hauv thiab cov khoom siv hlau muaj nqis.
4. Cov yas siv tom qab: cov polymers xws li PE lossis PP los ntawm ntau yam khoom uas tom qab ntawd rov ua dua tshiab rau cov ntawv thov tshwj xeeb ntawm lub tsho cable.
Cov khoom no zoo sib txawv. Cov khib nyiab hauv kev lag luam feem ntau huv dua thiab sib xws dua, thaum cov khib nyiab tom qab siv lawm muaj ntau yam sib txawv thiab xav tau cov thev naus laus zis ua tiav ntau dua kom ua tau raws li qhov xav tau ntawm cov xov hlau.
Kev Siv Tshuab Rov Ua Dua Hlau Los Ntawm Tus Neeg Txuas (Tooj Liab Thiab Txhuas)
Tus neeg coj hluav taws xob yog lub plawv ntawm lub xov hlau. Yuav kom tswj tau kev coj hluav taws xob thiab kev nyab xeeb, tooj liab lossis txhuas rov ua dua tshiab yuav tsum yog cov khoom huv si. Cov txheej txheem rov ua dua tshiab suav nrog:
1. Kev Cais Ua Ntej thiab Kev Ntxuav
Cov xov hlau uas siv lawm raug txheeb ua ntej raws li hom (hluav taws xob, cov ntaub ntawv, coaxial) thiab cov hlau uas muaj (tooj liab lossis txhuas). Tom qab ntawd, lawv raug tshem tawm (tshem lub tsho/kev rwb thaiv tsev) los ntawm tshuab lossis siv lub tshuab zom.
2. Kev sib xyaw ua ke thiab kev sib cais
Cov xov hlau uas tau raug txiav ua tej daim me me ces raug ua tiav los ntawm kev siv cov kev sib xyaw ua ke ntawm:
- Kev sib cais cua kom cais cov yas sib dua thiab cov hlau hnyav raws li kev ntws ntawm huab cua.
- Kev sib cais vibratory thiab lub rooj sib nqus rau kev sib cais raws li qhov ceev.
- Eddy tam sim no separator (feem ntau siv rau txhuas) los cais cov hlau uas tsis yog ferrous ntawm lwm cov pa phem.
Qhov tshwm sim ntawm theem no yog cov tooj liab lossis txhuas granules uas muaj cov impurities nias.
3. Yaj thiab Ua Kom Zoo
Yuav kom ua tau zoo li tus neeg xa hluav taws xob, cov hlau feem ntau yuav tsum tau yaj hauv lub cub tawg tshwj xeeb, tom qab ntawd mam li ua kom huv. Rau tooj liab, cov txheej txheem ua kom huv yuav suav nrog:
- Hluav taws refining kom txo qee yam impurities.
- Electrorefining (hauv qee qhov chaw) tsim cov tooj liab zoo heev uas mus txog cathode tooj liab.
Cov txhuas rov ua dua tshiab kuj tseem tuaj yeem yaj thiab raug rau degassing thiab kev kho kom pom tseeb kom txo cov khoom suav nrog thiab porosity.
4. Kev Tsim Hlau (Kev Kos Hlau)
Cov hlau uas tau ua kom zoo lawm no raug tsim ua cov pas nrig, tom qab ntawd rub mus rau hauv hlau siv lub tshuab kos hlau, hla dhau cov pwm ua ntu zus kom txog thaum tau txais qhov loj uas xav tau. Cov txheej txheem no yuav tsum tau tswj hwm kev siv roj nplua nyeem, kub, thiab kev ntxhov siab tensile kom tiv thaiv cov hlau kom tsis txhob tawg thiab tswj tau qhov yooj ywm.
Kev Siv Polymer Recycling Technology rau Cable Rwb Thaiv thiab Jacketing
Cov rwb thaiv tsev/lub tsho tiv no ntawm cov xov hlau feem ntau yog ua los ntawm PVC, PE, XLPE, lossis cov khoom sib xyaw ua ke ntawm elastomer. Qhov nyuaj yog tias cov polymer yuav tsum ua tau raws li cov khoom siv hluav taws xob thiab tshuab: tiv taus hluav taws xob, tiv taus cua sov, yoog tau, thiab tiv taus kev laus.
1. Kev cais raws li hom Polymer
Cov yas los ntawm kev tshem cov xov hlau feem ntau yog kev sib xyaw—piv txwv li, PVC los ntawm lub tsho, PE los ntawm qee qhov kev rwb thaiv tsev, thiab cov kua nplaum lossis cov kua mem uas muaj kuab lom. Vim tias txhua lub polymer muaj cov yam ntxwv sib txawv, kev siv tshuab cais tawm yog qhov tseem ceeb, piv txwv li:
– Kev txheeb xyuas ze Infrared (NIR) kom paub cov hom yas.
- Kev sib cais qhov ceev (float-sink) uas siv qhov sib txawv ntawm qhov ceev ntawm polymer.
2. Ntxuav thiab Tshem Tawm Cov Khoom Phem
Cov khoom tsis huv xws li hmoov av, roj, lossis cov hlau seem yuav tsum tau muab tshem tawm los ntawm kev ntxuav tshuab thiab tshuaj me me. Cov kauj ruam no txiav txim siab qhov zoo ntawm cov pellets rov ua dua tshiab, tshwj xeeb tshaj yog rau cov ntawv thov rwb thaiv tsev uas xav tau kev huv ntawm cov khoom siv kom tiv thaiv cov ntsiab lus tsis muaj zog dielectric.
3. Rov ua dua thiab ntxiv cov khoom ntxiv
Cov polymers uas siv rov qab tsis tshua siv li qub. Feem ntau lawv raug sib xyaw ua ke hauv lub tshuab extruder kom txhim kho kev ua tau zoo, piv txwv li los ntawm:
- Thermal stabilizer (tseem ceeb rau PVC).
- Tiv thaiv hluav taws rau cov xov hlau hauv tsev.
- Antioxidant thiab UV stabilizer rau kev siv sab nraum zoov.
- Plasticizer los ua kom PVC yooj ywm dua.
Nyob rau theem no, cov chaw tsim khoom tuaj yeem sib tov cov resin tshiab nrog cov resin rov ua dua tshiab hauv qee qhov sib piv kom ntseeg tau tias cov cable ua tau raws li cov qauv.
4. Kev rwb thaiv tsev thiab lub tsho extrusion
Thaum twg pelletized lawm, cov khoom siv raug extruded siv lub cable extruder. Cov kev ntsuas xws li qhov kub ntawm lub thoob, qhov ceev ntawm lub hau ntswj, thiab qhov txias yuav tsum tau tswj hwm kom tsis txhob muaj npuas, qhov khoob, lossis qhov tuab tsis sib npaug uas yuav ua rau qhov zoo ntawm cov rwb thaiv tsev poob qis.
Kev Tswj Xyuas Zoo thiab Cov Qauv Kev Nyab Xeeb
Cov xov hlau yog cov khoom siv kev nyab xeeb. Yog li ntawd, kev siv cov khoom siv rov ua dua tshiab yuav tsum tau ua pov thawj los ntawm kev sim. Qee qhov kev sim tseem ceeb suav nrog:
- Kev ntsuas qhov tsis kam ntawm cov conductor kom paub tseeb tias cov conductivity nyob hauv cov lus qhia.
- Dielectric withstand / hi-pot test rau rwb thaiv tsev.
- Kev ntsuas qhov tuab ntawm cov khoom rwb thaiv tsev thiab lub tsho loj, nrog rau kev tshuaj xyuas qhov tsis zoo ntawm qhov chaw.
- Kev ntsuam xyuas tensile thiab elongation los xyuas kom meej tias muaj kev ywj pheej thiab lub zog kho tshuab.
- Kev kuaj kev laus thermal thiab kev sim tiv thaiv hluav taws (nyob ntawm tus qauv thiab daim ntawv thov).
Tsis tas li ntawd xwb, kev siv lub kaw lus taug qab yog qhov tseem ceeb rau kev taug qab txhua pawg khoom siv rov ua dua tshiab mus rau nws qhov chaw thiab cov kev cai. Ntau lub tuam txhab tsim khoom kuj siv cov qauv kev tswj hwm zoo thiab ib puag ncig xws li ISO 9001 thiab ISO 14001.
Cov Teeb Meem Tseem Ceeb hauv Kev Tsim Khoom Siv Cable Rov Ua Dua Tshiab
Txawm hais tias lub peev xwm loj heev, muaj qee qhov kev cov nyom tiag tiag:
1. Kev hloov pauv ntawm cov khoom siv raw: cov khoom seem tom qab siv muaj cov khoom sib txawv, yog li xav tau kev cais thiab sib xyaw ua ke.
2. Kev Ua Phem: cov hlau me me nyob rau hauv cov polymer lossis cov tshuaj lom neeg ua rau cov khoom rwb thaiv tsev txo qis.
3. Kev puas tsuaj ntawm cov polymer: cov yas uas tau ua tiav lawm feem ntau yuav muaj cov yam ntxwv txo qis, yog li nws xav tau cov khoom ntxiv lossis cov khoom sib xyaw tshiab.
4. Kev ua raws li cov qauv: qee qhov kev siv tseem ceeb (piv txwv li cov xov hluav taws xob nruab nrab / siab) muaj cov lus qhia nruj heev thiab tsis yog txhua yam khoom siv rov ua dua tshiab tuaj yeem ua tau raws li lawv.
5. Kev siv cov khoom rov ua dua tshiab: kev vam meej nyob ntawm seb muaj cov chaw ua khoom li cas, kev thauj mus los, thiab kev txuag nyiaj ntawm qhov loj.
Kev Tsim Kho Tshiab thiab Cov Lus Qhia Yav Tom Ntej
Kev lag luam cable txuas ntxiv tsim kho tshiab kom nce qhov feem pua ntawm cov khoom siv rov ua dua tshiab yam tsis muaj kev cuam tshuam rau kev nyab xeeb. Qee qhov kev hloov pauv tshiab suav nrog:
– Tsim los rau kev siv dua tshiab: cov xov hlau tau tsim los kom yooj yim dua rau kev sib cais thaum kawg ntawm lawv lub neej siv tau, piv txwv li los ntawm kev txo cov txheej sib xyaw uas nyuaj rau kev cais.
- Cov ntaub ntawv tsis muaj Halogen thiab cov qauv zoo dua rau ib puag ncig kom txo cov pa phem thaum hluav taws thiab rov ua dua tshiab.
- Lub kaw lus saib xyuas cov txheej txheem raws li sensor thiab AI kom tswj tau qhov zoo ntawm pellet thiab extrusion.
– Txoj kev npaj siv nyiaj puag ncig: cov chaw tsim khoom ua haujlwm nrog cov neeg cog lus, cov chaw muab hluav taws xob thiab cov neeg tswj cov khib nyiab rau ib qho kev pab cuam coj rov qab rau cov xov hlau siv lawm.
Xaus
Kev siv tshuab tsim cov xov hlau siv cov khoom siv rov ua dua tshiab yog ib kauj ruam tseem ceeb los txo qhov cuam tshuam rau ib puag ncig thaum tswj hwm cov khoom siv raw kom ruaj khov. Los ntawm cov txheej txheem xws li kev sib cais, kev ntxuav hlau, kev sib xyaw ua ke ntawm polymer, thiab kev tswj hwm zoo, cov khoom siv siv tuaj yeem siv dua tshiab rau hauv cov xov hlau nyab xeeb thiab txhim khu kev qha. Cov teeb meem xws li kev hloov pauv ntawm cov khoom seem thiab kev puas tsuaj ntawm cov khoom tseem muaj, tab sis kev tsim kho tshiab hauv kev cais, cov khoom ntxiv, thiab kev tsim khoom txuas ntxiv mus nthuav dav cov peev xwm ntawm kev siv cov khoom siv rov ua dua tshiab. Yav tom ntej, thaum qhov kev thov hluav taws xob thiab kev sib txuas nce ntxiv, cov xov hlau raws li cov khoom siv rov ua dua tshiab muaj peev xwm los ua tus qauv tshiab, ua lub luag haujlwm rau ib puag ncig ntau dua thaum tseem ua tau raws li qhov xav tau ntawm kev lag luam niaj hnub no.
