Thaum xaiv cov xov hlau insulated rau kev tsim kho, cov kab tsim khoom lag luam, lossis cov haujlwm tshiab lub zog, koj puas tau ntsib teeb meem ntawm cov xov hlau niaj hnub uas nquag laus zuj zus thiab txav mus los yooj yim thaum overloaded nyob rau hauv siab - qhov kub thiab txias, xav tau kev nqis peev tseem ceeb hauv kev saib xyuas lossis hloov pauv hauv ob peb xyoos xwb? Nyob rau niaj hnub no cov qauv kev lag luam nruj zuj zus thoob ntiaj teb thiab cov kev xav tau ntawm lub neej ntev, xaiv cov hlau nplaum uas sib txuas ua haujlwm siab, muaj kev ntseeg siab, thiab kev pom pom tau dhau los ua tus yuam sij kom ntseeg tau lub sijhawm ntev - tus nqi ntawm qhov project.XLPE insulated hlau tau dhau los ua qhov kev daws teeb meem zoo tshaj plaws rau cov neeg yuav khoom thoob ntiaj teb los txhawb lub zog rau yav tom ntej ntawm cov haujlwm, ua tsaug rau lawv cov kev ua tau zoo uas nyob deb tshaj li cov khoom siv ib txwm muaj. Tsab ntawv xov xwm no yuav coj koj mus txog tsib qhov loj: cov hauv paus ntsiab lus, cov txiaj ntsig tseem ceeb, daim ntawv thov scenarios, daim ntawv pov thawj ua raws, thiab tus nqi- ua tau zoo, kom nkag siab zoo vim li cas XLPEinsulated Hluav taws xob hlau tuaj yeem dhau los ua "cov khoom pov thawj yav tom ntej" uas hla kev lag luam, muab cov lus qhia meej rau koj qhov kev txiav txim siab yuav khoom.
Decrypting XLPE: Cov Ntsiab Lus Tseem Ceeb ntawm Molecular Structure rau Kev Ua Haujlwm Leap
Txhawm rau nkag siab txog qhov ua tau zoo ntawm XLPE insulated tooj liab hlau, nws yog thawj zaug uas yuav tsum tau qhia meej txog cov kev hloov pauv tseem ceeb uas tau los ntawm nws cov thev naus laus zis tseem ceeb - "cross- txuas". XLPE stands rau cross-txuas polyethylene, thiab nws cov khoom siv raw yog polyethylene (PE), ib qho khoom siv rwb thaiv tsev. Txawm li cas los xij, polyethylene ntshiab muaj qhov ua rau tuag taus: nws cov qauv linear molecular ua rau nws tsis zoo cua sov- tiv taus, thiab nws lub sijhawm ua haujlwm ntev - kub tsuas tuaj yeem tswj tau ntawm 70℃. Nws yooj yim rau softening thiab deformation thaum raug kub siab, ua rau muaj kev poob qis hauv kev rwb thaiv tsev.
Txoj kev "cross-linking" cov txheej txheem hloov cov kab kab molecular chains ntawm polyethylene rau hauv peb-sib nqus network qauv los ntawm kev siv tshuaj lom neeg los yog lub cev, zoo ib yam li cov xov paj tawg tawg mus rau hauv qhov chaw ruaj khov. Qhov kev hloov pauv ntawm cov qauv no tau ua rau muaj txiaj ntsig zoo: cov cim tseem ceeb xws li kev tiv thaiv tshav kub, lub zog ntawm lub zog, thiab kev laus ua haujlwm tau zoo tag nrho ntau zaus, hauv paus daws qhov tsis zoo ntawm cov xov hlau polyethylene. Tam sim no muaj peb lub ntsiab kev lag luam hla- txuas cov txheej txheem sib txuas uas tau hloov kho rau cov xwm txheej sib txawv, thiab tuaj yeem ua raws li qhov xav tau thaum lub sijhawm yuav khoom:
- Peroxide tshuaj crosslinking:Cov txheej txheem mature tshaj plaws uas ua rau molecular crosslinking los ntawm decomposition ntawm peroxides nyob rau hauv qhov kub thiab txias, ua rau cov khoom ruaj khov. Nws yog tsim rau nruab nrab thiab tsis tshua muaj hluav taws xob cables thiab yog qhov kev xaiv tseem ceeb hauv kev lag luam thiab kev tsim kho.
- Silane dej hla - txuas:Nrog rau cov cuab yeej siv qis thiab kev ua haujlwm siab, kev sib txuas ntawm kev sib txuas yog tsim los ntawm silane hydrolysis thiab condensation, uas feem ntau yog siv hauv tsev thaiv thiab qis -voltage cables, thiab muaj tus nqi tseem ceeb -cov txiaj ntsig zoo.
- Radiation crosslinking:ib txoj kev crosslinking lub cev uas tsis tas yuav tsum tau ntxiv cov tshuaj tua kab mob, ua rau cov txheej txheem rwb thaiv tsev purer. Nws yog haum rau nyias -walled me me txoj kab uas hla cables (xws li automotive xov hlau thiab hluav taws xob xov hlau) thiab tshwj xeeb scenarios, nrog zoo ib puag ncig tus phooj ywg thiab raug.
Plaub qhov txiaj ntsig zoo: ua XLPE hardcore txhawb rau "cov pov thawj yav tom ntej"
Thaum muas cov xov hluav taws xob insulated, nws yog ib qho tseem ceeb uas yuav tsum tsom tsis yog rau qhov kev ua tau zoo tam sim no, tab sis kuj tseem nyob ntev - lub sij hawm ruaj khov thiab yoog raws. Plaub qhov zoo ntawm XLPEinsulated Hluav taws xob hlauua kom haum rau cov kev xav tau no, ua rau lawv yog "universal siab-kev ua tau zoo" uas nthuav dav kev lag luam sib txawv.
Thaum tshav kub kub tsis kam thiab lub peev xwm nqa tam sim no: Ua txhaum ntawm ib puag ncig kev txwv thiab txhim kho kev ua haujlwm zoo
Qhov kub thiab txias ib puag ncig yog "tus yeeb ncuab" ntawm cov xov hlau insulated. Tsoos PVC xov hlau tsuas yog ua haujlwm ntawm qhov kub ntawm 70℃rau lub sijhawm ntev. Thaum tus nqi tseem ceeb dhau lawm, tej zaum yuav muaj kev pheej hmoo xws li rwb thaiv tsev txheej melting thiab luv luv Circuit Court. Lub sij hawm ntev - tso cai ua hauj lwm kub ntawm XLPE insulated xov hlau tuaj yeem ncav cuag 90 degree, thiab lawv tuaj yeem tiv taus qhov kub thiab txias ntawm 250℃thaum lub caij luv luv (hauv 5 vib nas this). Qhov txiaj ntsig ncaj qha ntawm qhov kev ua tau zoo no yog qhov tseem ceeb ntawm kev nqa tam sim no - nyob rau hauv tib tus neeg xyuas pib hla- ntu ntu, XLPE cov xov hlau muaj peev xwm nqa tam sim no 15% -20% siab dua li cov xaim PVC, uas txhais tau hais tias tus nqi ntawm tus neeg xyuas pib siv tuaj yeem raug txo thiab cov nqi xaim tuaj yeem txo qis.
Qhov zoo ntawm cov khoom siv hluav taws xob ntawm XLPE yog qhov tseem ceeb tshwj xeeb rau kev cob qhia kev lag luam, cov chaw tsim hluav taws xob photovoltaic ru tsev, chav tsev cov ntaub ntawv hauv computer, thiab lwm yam xwm txheej uas yuav tsum tau ua haujlwm siab - kub. Ua ib qhov project photovoltaic nyob rau hauv Middle East ua piv txwv, qhov kub thiab txias nyob ze ntawm photovoltaic modules feem ntau nce mus txog 60℃nyob rau lub caij ntuj sov. Tom qab siv XLPE insulated tooj liab hlau, tsis muaj rwb thaiv tsev tsis ua hauj lwm los ntawm qhov kub thiab txias, piv rau yav dhau los siv cov xov hlau uas muaj qhov nruab nrab ntawm 8 qhov tsis ua hauj lwm ib xyoos, txo cov nqi kho los ntawm 60%.
Mechanical thiab tshuaj stability: txo lub neej voj voog poob
Nyob rau hauv engineering tej yaam num, xov hlau yog inevitably raug rau cov kev ntsuam xyuas xws li compression, hnav, thiab tshuaj corrosion thaum tso, installation, thiab siv. Qhov peb -qhov mesh qauv ntawm XLPE endows nws nrog cov khoom siv zoo heev, nrog lub zog tensile ntau tshaj 30% siab dua PVC, thiab hnav tsis kam yuav luag ob npaug. Nws tsis yooj yim puas los ntawm kev sib txhuam thaum cov yeeb nkab tso. Nyob rau tib lub sijhawm, nws tuaj yeem tiv thaiv kev yaig ntawm cov tshuaj lom neeg xws li cov roj stains thiab cov kua qaub- cov kev daws teeb meem, thiab tsim nyog rau ib puag ncig tshwj xeeb xws li kev cob qhia tshuaj lom neeg thiab cov chaw ua zaub mov.
Dab tsi tsim nyog tau txais kev saib xyuas ntau dua yog nws cov kev tiv thaiv kev laus -. Nyob rau hauv ib puag ncig ntuj, qhov kev laus ntawm XLPE rwb thaiv tsev txheej yog qeeb qeeb dua li cov ntaub ntawv ib txwm siv, thiab nws lub neej kev pabcuam tuaj yeem ncav cuag ntau dua 30 xyoo, uas yog 2-3 npaug ntawm cov xov hlau PVC. Nyob rau hauv ib qho kev kho dua tshiab ntawm lub tuam tsev qub qub hauv Tebchaws Europe, XLPE cov xov hlau nteg hauv xyoo 1990 tau sim thiab pom tias muaj kev tiv thaiv kev ua haujlwm ntawm 85% ntawm lawv lub xeev thawj zaug, deb tshaj li PVC xov hlau tso rau tib lub sijhawm (tsuas yog 40%), tsis tas yuav tsum tau hloov thaum ntxov, txuag tus tswv ntau ntawm cov nqi kho dua tshiab.
Kev ua tau zoo ntawm hluav taws xob: Ua kom muaj kev nyab xeeb ntawm lub cev thiab hloov mus rau qhov siab -voltage upgrade yuav tsum tau
Lub luag haujlwm tseem ceeb ntawm cov xaim hluav taws xob yog ua kom muaj kev nyab xeeb hluav taws xob, thiab XLPE qhov kev ua tau zoo hauv daim teb no tuaj yeem suav tias yog qhov ntsuas. Nws qhov dielectric qhov tsis tu ncua yog tsawg dua lossis sib npaug li 2.3 (20℃, 1MHz), ntim resistivity ntau dua lossis sib npaug rau 1 × 10 ¹⁴Ω· cm (90 degree), thiab nws lub zog rwb thaiv tsev deb tshaj cov ntaub ntawv xws li PVC thiab ethylene propylene roj hmab (EPR). Qhov no txhais tau hais tias nyob rau tib theem voltage, XLPE rwb thaiv tsev txheej tuaj yeem ua thinner, txo tag nrho txoj kab uas hla ntawm cov xaim thiab txo qis qhov kev xav tau ntawm qhov chaw; Nyob rau tib lub sijhawm, nws tuaj yeem zam qhov kev pheej hmoo ntawm kev puas tsuaj ntawm rwb thaiv tsev thiab txhim kho kev nyab xeeb ntawm kev ua haujlwm.
Nrog rau lub ntiaj teb fais fab kev hloov kho dua tshiab mus rau high voltage thiab txawj ntse, qhov adaptability zoo ntawm XLPE tau dhau los ua qhov tseem ceeb. Los ntawm qis-voltage tsev xaim ntawm 0.6/1kV mus rau siab-voltage kis tau tus mob thiab xa rov qab network ntawm 64/110kV, XLPE cov xov hlau tuaj yeem hloov kho kom ruaj khov. Nyob rau hauv ib txoj haujlwm hloov kho hluav taws xob hauv ib lub nroog hauv Nyij Pooj, hloov cov kab ib txwm siv nrog XLPE siab -voltage cables txo qis kev sib kis los ntawm 8%. Nyob rau tib lub sijhawm, vim kev ua haujlwm zoo ntawm rwb thaiv tsev, kev tso cov kab hauv av hauv av tau ua tiav tiav, txuag cov nqi kev tsim kho ntawm av sib txuas yees.
Kev Tiv Thaiv Ib puag ncig thiab Kev Ua Raws Cai: Ua raws li cov qauv thoob ntiaj teb nruj thiab pab txhawb kev lag luam thoob ntiaj teb
Niaj hnub no, cov cheeb tsam xws li Europe, Amelikas, thiab cov teb chaws Es Xias Qab Teb tau muaj kev nruj ib puag ncig rau cov xov hlau thiab cables, thiab cov ntawv pov thawj xws li RoHS thiab REACH tau dhau los ua "qhov rooj qhib" rau kev nkag mus rau hauv kev ua lag luam.. XLPE insulated Hlauib txwm muaj qhov zoo ntawm ib puag ncig, tshwj xeeb tshaj yog rau halogen- cov khoom lag luam tsis muaj pa luam yeeb thiab tsawg. Thaum hlawv, lawv tsis tso cov pa phem halogen acid, muaj pa taws tsawg, thiab lub teeb xa hluav taws xob ntau dua lossis sib npaug li 80%. Lawv ua raws li UL VW-1 ntsug combustion xeem thiab IEC 61034 cov pa luam yeeb ntom ntom.
Txawm hais tias nws yog daim ntawv pov thawj CE hauv Tebchaws Europe, UL daim ntawv pov thawj hauv Tebchaws Meskas, lossis cov qauv hauv zos hauv Southeast Asia, XLPE xov hlau tuaj yeem ua tau raws li cov qauv yooj yim. Piv txwv li, XLPE cov xov hlau uas ua tau raws li UL3321 tus qauv tsis tsuas yog ua raws li UL758 thiab UL1581 cov qauv hluav taws xob, tab sis kuj dhau RoHS thiab REACH cov ntawv pov thawj ib puag ncig, tso cai rau lawv ncaj qha nkag mus rau European thiab Asmeskas kev lag luam yam tsis tas yuav tsum tau hloov kho ntxiv, txuag cov neeg yuav khoom daim ntawv pov thawj cov nqi thiab lub sij hawm mus.
Kev hloov kho kom raug: Kev tsom xam ntawm tsib qhov xwm txheej tseem ceeb
XLPE insulated hlaumuaj zog versatility, tab sis qhov tseem ceeb ntawm kev ua tau zoo sib txawv nyob rau hauv txawv scenarios. Kev nkag siab txog nws daim ntawv thov logic hauv kev lag luam tseem ceeb tuaj yeem pab koj xaiv kom raug ntau dua thiab ua tiav qhov kev pom zoo ntawm kev ua haujlwm thiab tus nqi.
Architecture thiab vaj tse: Dual Protection of Safety and Longevity
Kev tsim kho kev lag luam muaj cov kev cai nruj rau kev tiv thaiv hluav taws thiab ua kom muaj zog ntawm cov xaim hluav taws xob, tshwj xeeb tshaj yog nyob rau hauv cov chaw muaj neeg coob xws li cov tsev siab - nce siab, tsev kho mob, thiab cov khw muag khoom. XLPE halogen-cov pa taws tsis muaj pa taws- cov xaim hluav taws xob tuaj yeem cuam tshuam cov pa luam yeeb thiab tshuaj lom thaum muaj hluav taws kub, yuav lub sijhawm muaj txiaj ntsig rau kev khiav tawm ntawm cov neeg ua haujlwm, thiab tau dhau los ua tus qauv tsim rau cov tsev tshiab hauv Tebchaws Europe thiab Asmeskas. Nyob rau hauv qhov siab -nce vaj tse nyob hauv Munich, lub teb chaws Yelemees, XLPE halogen-cov pa taws tsis muaj pa taws- cov xov hlau tsis muaj hluav taws xob tau siv thiab dhau qhov kev tshuaj ntsuam xyuas hluav taws hauv ib qho mus. Vim lawv lub neej ua haujlwm ntev, tus tsim tawm tau ua lag luam "30-xyoo tsis muaj kev saib xyuas xaim" raws li qhov muag, nce qhov nqi ntawm cov cuab yeej.
Rau cov xaim hluav taws xob hauv tsev, qhov tam sim no nqa tau zoo ntawm qis-voltage XLPE xov hlau (0.6/1kV) tuaj yeem ua tau raws li qhov xav tau ntawm cov khoom siv hluav taws xob siab thiab tsis txhob poob qis vim kev thauj khoom ntau dhau. Nyob rau tib lub sijhawm, nws txoj kev laus tiv thaiv txhais tau tias tsis tas yuav nquag hloov cov xov hlau tom qab kho kom zoo nkauj, txo cov teeb meem ntawm kev kho dua tshiab tom qab.
Kev tsim khoom lag luam: "tus khub txhim khu kev qha" uas hloov mus rau qhov chaw hnyav
Qhov kub thiab txias, roj paug, tshuab kev co thiab lwm yam ib puag ncig hauv kev cob qhia kev lag luam ua rau muaj teeb meem loj rau cov xaim hluav taws xob. Lub tshav kub tsis kam thiab tshuaj tiv thaiv corrosion ntawm XLPE xov hlau ua lub luag haujlwm tseem ceeb hauv qhov xwm txheej no. Nyob rau hauv lub tsheb qhov chaw ua cov nroj tsuag, qhov kub nyob ze ntawm qhov chaw nres tsheb vuam tuaj yeem ncav cuag 120 degree. Tom qab siv irradiated ntoo khaub lig- txuas XLPE xov hlau, tsis muaj kev laus los yog tawg ntawm txheej rwb thaiv tsev; Hauv kev cob qhia tshuaj, XLPE cov xov hlau tuaj yeem tiv taus cov kua qaub thiab alkaline daws, thiab lawv lub neej kev pabcuam yog ob zaug ntev li ib txwm EPR xov hlau.
Tsis tas li ntawd, cov khoom siv automation muaj qhov xav tau kev hloov pauv ntawm cov xov hlau. XLPE cov xov hlau hla- txuas nrog dej silane muaj ob qho yooj yim thiab lub zog, uas tuaj yeem hloov mus rau cov kev xav tau ntawm cov xov tooj ntawm tes xws li cov caj npab neeg hlau, txo cov hlau tawg los ntawm kev khoov.
Tshiab zog sector: "core carrier" los pab nyob rau hauv ntsuab transformation
Sab nraum zoov, siab -voltage, thiab high humidity ib puag ncig ntawm cov tshiab zog tej yaam num xws li photovoltaics, cua zog, thiab lub zog cia muab ntau dua xav tau rau huab cua tsis kam thiab hluav taws xob kev ua tau zoo ntawm cov xov hlau. XLPErwb thaiv tsev Hluav taws xob hlautau dhau los ua qhov kev xaiv zoo tshaj plaws nyob rau hauv lub tshav pob ntawm lub zog tshiab vim lawv cov huab cua zoo heev thiab kev hloov pauv siab voltage. Nyob rau hauv qhov chaw nres tsheb loj photovoltaic hauv Australia, XLPE cov xov hlau tso tawm sab nraum zoov tau sim hloov pauv los ntawm 40℃qhov kub thiab cua daj cua dub, thiab cov rwb thaiv tsev tiv thaiv ib txwm nyob ruaj khov, thiab lub zog tsim hluav taws xob tsis raug cuam tshuam; Nyob rau hauv lub zog cia tshuab, UL3820 tus qauv XLPE hluav taws xob xaim tuaj yeem hloov mus rau 1000V high voltage ib puag ncig, ua tau raws li cov kev xav tau ntawm cov khoom siv hluav taws xob loj.
Nrog rau qhov nrov ntawm lub zog tshiab tsheb, qhov kev thov rau cov chaw nres tsheb them hluav taws xob tau nce siab. Qhov siab tam sim no nqa lub peev xwm ntawm XLPE cov xaim hluav taws xob tuaj yeem ua tau raws li qhov xav tau tam sim no rau kev them nyiaj sai, thiab nws cov nplaim hluav taws xob txhim kho kev nyab xeeb ntawm cov chaw them nyiaj. Nws tau dav siv los ntawm cov chaw nres tsheb them nyiaj ntawm Tesla, Volkswagen thiab lwm lub tuam txhab tsheb.
Ntse daim phiaj: "tus choj tseem ceeb" txhawb nqa kev sib kis tau zoo
Qhov sib txawv ntawm siab -voltage thiab underground ntse daim phiaj ua rau XLPE siab-voltage cables yog qhov tseem ceeb xaiv. Nruab nrab thiab siab voltage XLPE cables (6/10kV txog 220kV thiab saum toj no) siv ultra huv cov ntaub ntawv thiab peb -txheej txheej co extrusion tshuab, nrog rwb thaiv tsev eccentricity tsawg dua los yog sib npaug li 5%, uas muaj peev xwm sib npaug faib cov hluav taws xob teb thiab zam lub zos tawg. Hauv London underground power grid renovation project, kev siv 110kV XLPE high-voltage cables nce kev sib kis tau los ntawm 30%, thaum txuag cov peev txheej hauv nroog vim tias tsis tas yuav tsim cov tsev xa khoom hauv av.
Tsis tas li ntawd, cov yam ntxwv poob qis ntawm XLPE cables tuaj yeem txo cov hluav taws xob pov tseg thaum lub sij hawm xa hluav taws xob xa hluav taws xob, uas yog nyob rau hauv txoj kab nrog lub ntiaj teb sib txawv ntawm kev txuag hluav taws xob thiab emission txo. Hauv qee qhov kev sib kis ntawm Tuam Tshoj thiab Europe, kev siv XLPE cables txo qis kev sib kis txhua xyoo los ntawm 120 lab kWh, sib npaug rau txuag 48000 tons ntawm cov qauv thee.
Ib puag ncig tshwj xeeb: Kev daws teeb meem los daws cov teeb meem hnyav
Rau qhov xwm txheej huab cua xws li thaj chaw txias, dej hauv qab, thiab tsuas, XLPE xov hlau tuaj yeem hloov kho kom tau raws li qhov xav tau. Nyob rau hauv qhov project mining nyob rau hauv Siberia, Russia, customized txias resistant XLPE nyob ntawm tej muaj peev xwm tswj tau yooj yim nyob rau hauv qis kub ib puag ncig ntawm -40 degree, tsis txhob rwb thaiv tsev txheej tawg los ntawm icing; Nyob rau hauv cov dej hiav txwv kis tau tus mob, XLPE cables nrog steel hlau armor tuaj yeem tiv taus seawater corrosion thiab dej ntws cuam tshuam, nrog rau kev pab cuam lub neej ntawm ntau tshaj 50 xyoo.
Daim ntawv qhia kev yuav khoom: Yuav ua li cas thiaj xaiv XLPE Insulated Hlau?
Ntsib XLPE xov hlau ntawm cov kev qhia tshwj xeeb thiab cov txheej txheem sib txawv, kev xaiv meej yog tus yuam sij rau kev ua tiav "tus nqi optimization thiab kev ua haujlwm tau zoo". Peb lub ntsiab lus hauv qab no tuaj yeem pab koj txiav txim siab sai:
- Qhia meej txog qib voltage thiab qhov yuav tsum tau muaj scenario:Rau qhov teeb meem tsis tshua muaj hluav taws xob (xws li kev xaim hauv tsev), xaiv 0.6/1kV silane cross-txuas los yog peroxide cross- cov khoom txuas; Xaiv peroxide cross-txuas cov khoom siv ultra huv rau nruab nrab thiab siab voltage scenarios (xws li daim phiaj fais fab thiab lub zog tshiab); Cov kev cai tshwj xeeb hloov tau yooj yim (xws li cov khoom siv hluav taws xob) yuav tsum tau muab qhov tseem ceeb hauv kev xaiv cov khoom siv hluav taws xob sib txuas.
- Kev txheeb xyuas cov ntawv pov thawj thiab cov qauv zoo:UL thiab CE daim ntawv pov thawj yuav tsum tau lees paub rau kev xa tawm mus rau Tebchaws Europe thiab Amelikas, thiab RoHS thiab REACH cov ntawv pov thawj yuav tsum tau ua pov thawj rau cov xwm txheej uas xav tau ib puag ncig siab; Nyob rau hauv cov nqe lus ntawm kev ua tau zoo, cov cim tseem ceeb xws li rwb thaiv tsev eccentricity (Less tshaj los yog sib npaug rau 5%) thiab ntim resistivity (Ntau tshaj los yog sib npaug rau 1 × 10 ¹⁴Ω· cm) yuav raug txiav txim.
- Ntsuas tus nqi thiab qhov ntev - tus nqi:XLPE cov xov hlau muaj tus nqi pib ntawm 10% -20% siab dua PVC, tab sis lawv lub neej txuas ntxiv los ntawm 2-3 zaug thiab cov nqi kho mob raug txo los ntawm 60%. Nws raug nquahu kom ntsuas los ntawm "kev kwv yees tag nrho lub neej kev kwv yees" kom tsis txhob muaj kev poob qis hauv cov theem tom qab vim qhov kev xaiv luv luv.
Txawm hais tias koj yog ib tus neeg tsim khoom nrhiav kev nyab xeeb thiab kav ntev, lub chaw tsim khoom xav tau kev tsim khoom ruaj khov, lossis tus tsim tawm kev hloov pauv mus rau lub zog tshiab,XLPE insulated hlautuaj yeem yog koj "tus khub ntseeg tau". Xaiv XLPE yog tsim lub hauv paus ruaj khov rau koj qhov project yav tom ntej thiab tau txais txiaj ntsig zoo hauv kev sib tw ua lag luam hnyav. Yog tias koj xav paub ntau ntxiv txog cov kev qhia tshwj xeeb, kev daws teeb meem, lossis cov qauv teeb meem ntawm XLPEinsulated Hluav taws xob hlau, thov koj xav tiv tauj peb txhua lub sijhawm (luna@ironflon.com) Peb yuav muab rau koj nrog ib tus kws tshaj lij- ntawm- ib qho kev txhawb nqa thiab cov lus teb rau kev tshaj lij.
