Nyob rau hauv lub tshav pob ntawm New Energy Vehicles (EV, PHEV, HEV), qhov kev xaiv ntawm cov ntaub ntawv rau high voltage cables yog ib qho tseem ceeb rau lub tsheb txoj kev nyab xeeb, durability, thiab kev ua tau zoo. Hla-txuas polyethylene (XLPE) thiab silicone roj hmab yog ob qho ntawm cov khoom siv rwb thaiv tsev feem ntau, tab sis lawv muaj qhov sib txawv tseem ceeb hauv kev ua haujlwm kub, rwb thaiv tsev, lub zog txhua yam, thiab lwm yam.
Zuag qhia tag nrho, ob qho tib siXLPEthiab silicone roj hmab yog dav siv nyob rau hauv tsheb sab hauv cables. Yog li, cov khoom siv twg zoo dua rau cov kab hluav taws xob siab hauv cov tsheb tshiab?
Vim li cas High Voltage Cables rau Cov Tsheb Hluav Taws Xob Tshiab Yuav Tsum Muaj Cov Khoom Siv Hluav Taws Xob Hluav Taws Xob?
High voltage cables nyob rau hauv lub zog tshiab tsheb yog tsuas yog siv rau lub roj teeb pob, lub cev muaj zog, hluav taws xob tswj system, thiab them nyiaj system, nrog rau kev khiav hauj lwm voltages ntawm 600V mus rau 1500V, los yog ntau dua.
Qhov no yuav tsum muaj cov cables kom muaj:
1) Kev rwb thaiv tsev zoo heev los tiv thaiv hluav taws xob tawg thiab ua kom muaj kev nyab xeeb.
2) Qhov zoo tshaj plaws kub-kub tsis kam tiv thaiv kev ua haujlwm hnyav thiab tiv thaiv kev puas tsuaj ntawm rwb thaiv tsev.
3) Muaj zog tiv thaiv kev ntxhov siab, khoov, vibration, thiab hnav.
4) Cov tshuaj tiv thaiv corrosion zoo los hloov mus rau qhov chaw ib puag ncig nyuaj thiab txuas ntxiv kev pab cuam lub neej.
Tam sim no, cov txheej rwb thaiv tsev ntawm cov hluav taws xob hluav taws xob hauv cov tsheb tshiab siv hluav taws xob feem ntau siv XLPE lossis silicone roj hmab. Hauv qab no, peb yuav ua kom ntxaws sib piv ntawm ob cov ntaub ntawv no.
Los ntawm lub rooj, nws tuaj yeem pom tias XLPE ua tau zoo dua nyob rau hauv cov nqe lus ntawm kev tiv thaiv hluav taws xob, kev siv lub zog, kev laus ua haujlwm, thiab kev tswj tus nqi, thaum silicone roj hmab muaj qhov zoo ntawm qhov kub thiab txias.
Vim li cas XLPE yog cov khoom nyiam rau High Voltage Cables hauv Cov Tsheb Hluav Taws Xob Tshiab?
1) Kev ua tau zoo ntawm rwb thaiv tsev:XLPEmuaj lub zog dielectric ntau dua (≥30kV / mm), uas ua rau nws zoo dua ntawm kev tiv thaiv hluav taws xob tawg nyob rau hauv qhov chaw muaj hluav taws xob siab piv rau cov roj hmab silicone. Tsis tas li ntawd, XLPE muaj qhov tsis tshua muaj dielectric poob, ua kom ruaj khov rau kev ua haujlwm ntev, ua rau nws tsim nyog rau lub zog tshiab lub zog tsheb.
2) Cov Khoom Siv Kho Kom Zoo Dua: Thaum tsav tsheb, kev vibrations ntawm lub tsheb lub cev tuaj yeem ua rau muaj kev ntxhov siab rau cov khoom siv hluav taws xob. XLPE muaj zog tensile ntau dua, hnav zoo dua, thiab kev txiav zoo dua, ua rau nws tsim nyog rau kev siv mus sij hawm ntev thiab txo tus nqi txij nkawm piv rau cov roj hmab silicone.
3) Kev laus zoo dua: XLPE muaj kev tiv thaiv zoo heev rau cov ntoo kev laus, ua kom cov kab hluav taws xob nyob ruaj khov hauv cov av noo thiab qhov chaw hluav taws xob siab. Qhov no yog qhov tseem ceeb heev rau cov tsheb tshiab, tshwj xeeb tshaj yog nyob rau hauv cov ntawv thov siab xws li cov roj teeb uas muaj hluav taws xob ntau thiab cov khoom siv ceev ceev.
4) Kev hloov pauv yooj yim kom tau raws li Cov Kev Xav Tau: Piv rau cov roj hmab silicone, XLPE muaj qhov hloov tau yooj yim, sib npaug ntawm cov xaim yooj yim thiab lub zog txhua yam. Nws ua tau zoo heev nyob rau hauv daim ntawv thov xws li nyob rau hauv lub tsheb high-voltage harnesses, lub cev muaj zog tswj kab, thiab roj teeb pob kev sib txuas.
5) Ntau tus nqi-zoo: XLPE yog tus nqi ntau dua li cov roj hmab silicone, txhawb nqa ntau lawm. Nws tau dhau los ua cov khoom siv tseem ceeb rau cov kab hluav taws xob siab hauv cov tsheb tshiab.
Application Scenario Analysis: XLPE vs Silicone Rubber
XLPE, nrog rau nws qhov zoo heev voltage kuj, txhua yam muaj zog, thiab tus nqi zoo, muaj kev sib tw ntau dua nyob rau hauv daim ntawv thov ntawm high-voltage cables rau lub zog tshiab tsheb.
Raws li lub zog tshiab lub tsheb thev naus laus zis txuas ntxiv mus, cov ntaub ntawv XLPE tseem tau hloov kho kom tau raws li qhov xav tau ntau dua hauv cov ntawv thov scenarios:
1) High-Temperature Resistant XLPE (150 ℃ - 200 ℃): Haum rau cov khoom siv hluav taws xob txuas ntxiv mus.
2) Low-Smoke Zero-Halogen Cross-linked Polyethylene (LSZH): Ua raws li cov qauv ib puag ncig rau lub zog tshiab.
3) Optimized Shielding Layer: Txhim kho kev tiv thaiv hluav taws xob cuam tshuam (EMI) thiab txhim kho tag nrho cov khoom siv hluav taws xob sib txuas (EMC) ntawm lub tsheb.
Zuag qhia tag nrho, XLPE tuav txoj haujlwm tseem ceeb hauv high-voltage cable sector rau lub zog tshiab tsheb vim nws qhov kev ua tau zoo ntawm kev rwb thaiv tsev, kev tiv thaiv hluav taws xob, kev siv lub zog, thiab cov nqi zoo. Thaum silicone roj hmab yog tsim rau huab cua kub ib puag ncig, nws cov nqi siab dua ua rau nws haum rau cov kev xav tau tshwj xeeb. Rau cov hluav taws xob hluav taws xob loj hauv cov tsheb tshiab, XLPE yog qhov kev xaiv zoo tshaj plaws thiab tuaj yeem siv dav hauv cov chaw tseem ceeb xws li cov roj teeb harnesses, high-voltage motor cables, thiab fast-charging cables.
Nyob rau hauv cov ntsiab lus ntawm txoj kev loj hlob sai ntawm lub zog tshiab tsheb kev lag luam, tuam txhab uas muag yuav tsum xav txog tej yam xws li daim ntawv thov scenarios, kub kuj yuav tsum tau, thiab cov nqi peev nyiaj thaum xaiv high-voltage cable cov ntaub ntawv los xyuas kom meej kev ruaj ntseg thiab durability ntawm cov cables.
Post lub sij hawm: Feb-28-2025