Hauv kev thaj teb ntawm lub zog hluav taws xob tshiab (EV, kev xaiv), kev xaiv ntawm cov ntaub ntawv rau cov tsheb loj heev rau lub tsheb muaj kev nyab xeeb, kav ntev, thiab kev ua haujlwm. Hla-txuas Polyethylene (XLPE) thiab cov roj hmab sib txawv ntawm cov khoom siv rwb thaiv tsev, tab sis lawv muaj zog, kho tshuab zog, thiab ntau yam ntxiv.
Zuag qhia tag nrho, ob qho tib siXLPEThiab Silicone Roj Hmab tau siv dav hauv kev siv hluav taws xob sab hauv. Yog li, cov khoom twg yog qhov zoo dua rau cov hluav taws xob siab hauv cov hluav taws xob tshiab?
Vim li cas thiaj ua cov peev hluav taws xob siab rau cov khoom hluav taws xob tshiab xav tau cov khoom siv rwb thaiv tsev siab?
Cov kev kub siab feem ntau yog siv hluav taws xob tshiab feem ntau yog siv rau pob roj teeb, lub cev muaj zog, nrog kev ua haujlwm hluav taws xob, nrog kev ua haujlwm hluav taws xob, nrog kev ua haujlwm hluav taws xob, nrog rau kev ua haujlwm hluav taws xob, nrog kev ua haujlwm hluav taws xob, nrog kev ua haujlwm hluav taws xob, nrog kev ua haujlwm hluav taws xob, nrog kev ua haujlwm hluav taws xob, nrog kev ua haujlwm hluav taws xob, nrog kev ua haujlwm hluav taws xob, nrog rau kev ua haujlwm hluav taws xob, nrog rau kev ua haujlwm hluav taws xob, nrog kev ua haujlwm hluav taws xob, nrog rau kev ua haujlwm ntawm 600v rau 1500v, lossis siab dua.
Qhov no yuav tsum muaj cov xaim muaj:
1) Cov rwb thaiv tsev zoo rau kev tswj hwm kom tiv thaiv hluav taws xob tawg thiab ua kom muaj kev nyab xeeb.
2) Qhov zoo tshaj plaws kub tsis kam tiv thaiv nws txoj kev ua haujlwm thiab tiv thaiv rwb thaiv rwb thaiv kev.
3) muaj zog tiv taus rau cov kev ntxhov siab, khoov, kev co, thiab hnav.
4) Cov tshuaj zoo corrosion ua tau zoo dua kom haum rau cov chaw muaj kev sib raug zoo thiab txuas ntxiv lub neej pabcuam.
Tam sim no, lub insulation txheej ntawm cov hluav taws xob siab cables nyob rau hauv cov hluav taws xob tshiab feem ntau siv xlpe lossis silicone roj hmab. Hauv qab no, peb yuav ua kom cov ncauj lus kom ntxaws ntawm cov khoom siv ob no.
Los ntawm lub rooj, nws tuaj yeem pom tias XLPE ua tau zoo dua nyob rau hauv cov nqe lus ntawm voltage tiv taus, thiab cov roj hmab ua kom zoo nkauj muaj qhov zoo hauv qhov kub-kub ua tsis taus thiab hloov hluav taws xob siab.
Vim li cas thiaj yog XLPE cov khoom siv uas nyiam tshaj plaws rau cov hluav taws xob siab hauv cov hluav taws xob tshiab?
1) Cov rwb thaiv tsev rwb thaiv tsev ua tau zoo:XLPEMuaj lub zog tseem ceeb dua (≥30kv / mm), uas ua rau nws zoo dua ntawm kev tiv thaiv hluav taws xob kev pheej hmoo piv rau silicone roj hmab. Ib qho ntxiv, XLPE muaj qhov qis qis dielectric, kom ua tau zoo ruaj khov, ua kom haum rau lub zog hluav taws xob lub tshuab hluav taws xob.
2) Cov cuab yeej ua haujlwm zoo dua: thaum lub sijhawm tsav tsheb, kev co ntawm lub cev tsheb tuaj yeem yaum cov tshuab kev ntxhov siab ntawm cov cable. XLPE muaj lub zog ntau dua, hnav zoo dua li siv tsis kam, ua rau nws tau siv dua tshiab thiab txo cov nqi kho tau piv rau cov roj hmab silicone.
3) Kev laus zoo dua: XLPE tau ua tau zoo heev rau kev ua dej tsob ntoo, kom ntseeg tau lub cable tseem ruaj khov nyob rau hauv cov chaw noo thiab cov hluav taws xob thaj chaw siab. Qhov no yog qhov tseem ceeb rau cov tsheb hluav taws xob tshiab, tshwj xeeb tshaj yog nyob rau hauv cov ntawv thov siab xws li cov roj teeb hluav taws xob high-voltage thiab nrawm-them lub tshuab.
4) Cov kev yuav tsum tau ua kom tau raws li cov kev yuav tsum tau ua haujlwm: piv rau cov roj hmab silicone, XLPE muaj cov roj av nruab nrab, ntsuas hluav taws xob hloov kho tau thiab muaj zog. Nws ua tau zoo tshaj hauv cov ntawv thov xws li nyob rau hauv lub tsheb high-voltage harnesses, lub cev muaj zog tswj, thiab roj teeb pob sib txuas.
5) Ntxiv nqi-siv tau: XLPE yog tus nqi ntau dua li silicone roj hmab, txhawb nqa cov pawg ntau lawm. Nws tau dhau los ua cov khoom siv zoo rau cov hluav taws xob siab hauv cov tsheb hluav taws xob tshiab.
Daim Ntawv Thov Kev Ntsuam Xyuas: XLPE VS Silicone Roj Hmab
XLPE, nrog nws cov kev tiv thaiv zoo heev, muaj zog, thiab tus nqi sib tw, yog kev sib tw ntau dua nyob rau hauv daim ntawv thov cov hluav taws xob high rau lub zog hluav taws xob tshiab.
Raws li lub zog tshiab lub tsheb thev naus laus zis txuas ntxiv mus ua ntej cov kev xav tau ntau dua hauv kev thov cov xwm txheej:
1) Kub Kub Tiv Thaiv XLPE (150 ℃ -200 ℃): Haum rau cov khoom siv txuas ntxiv ua haujlwm siab ua haujlwm siab.
2) Cov pa hluav taws xob tsawg-halogen cross-txuas Polyethylene (LSZH): ua raws li cov qauv ib puag ncig rau cov tsheb loj.
3) Kev tiv thaiv thaiv kom zoo: txhim kho kom muaj kev cuam tshuam hluav taws xob hauv hluav taws xob (EMI) thiab txhim kho cov hluav taws xob tag nrho hluav taws xob (EMC) ntawm lub tsheb.
Zuag qhia tag nrho, XLPE muaj npe txoj haujlwm tseem ceeb hauv kev ua haujlwm siab rau cov tsheb hluav taws xob tshiab vim tias nws cov tshuaj tiv thaiv zoo, thiab muaj zog, thiab muaj zog, thiab muaj zog, thiab muaj zog, thiab lub zog zoo. Thaum Silicone Roj Hmab yog tsim nyog rau kev kub siab heev ib puag ncig, nws tus nqi siab dua ua rau nws haum rau cov kev xav tau tshwj xeeb. Rau mainstream high-voltage cables nyob rau hauv cov tsheb hluav taws xob tshiab, XLPE yog qhov ntsuas hluav taws xob tseem ceeb, thiab cov hluav taws xob nrawm nrawm.
Nyob rau hauv cov ntsiab lus ntawm kev loj hlob sai ntawm lub tsheb tshiab kev lag luam, cov tuam txhab yuav tsum muaj cov khoom siv hluav taws xob, thiab cov khoom siv kub thiab siv nyiaj rau kev nyab xeeb.
Lub Sijhawm Post: Feb-28-2025