Kev taw qhia: Raws li ib feem tseem ceeb ntawm kev xa hluav taws xob thiab kev sib txuas lus, xaim thiab cable yog qhov tseem ceeb rau kev kawm thiab nkag siab txog cov hauv paus ntawm cov xaim thiab cable.Cov kab lus no yuav pib los ntawm cov ntsiab lus tseem ceeb ntawm cov xov hlau, qhov sib txawv ntawm cov xov hlau thiab cov cables thiab cov lus qhia luv luv rau cov qauv, cov kev xav tau ntawm cov xov tooj hlau, cov rwb thaiv tsev sheath thiab lub tsho, xim txhais ntawm cov xov hlau, kev faib tawm ntawm cov xov hlau, lub ntsiab lus ntawm luam ntawv ntawm cov xov hlau, lub ntsuas hluav taws xob thiab cov khoom thauj khoom sib thooj Delve rau hauv cov hauv paus ntawm cov xaim thiab cable nyob rau hauv cov nqe lus ntawm kev khiav, kev tshuaj xyuas, kev sim thiab cov qauv.
1. Lub ntsiab lus tseem ceeb ntawm cov xov hlau: Cov hlau yog cov khoom siv xa hluav taws xob thiab feem ntau yog ua los ntawm cov khoom siv hlau xws li tooj liab lossis txhuas.Nws feem ntau muaj cov neeg xyuas pib hauv nruab nrab, qhwv hauv cov rwb thaiv tsev kom tsis txhob ntws tawm tam sim no thiab kev sib cuag ncaj qha nrog lwm yam khoom.Lub tsho sab nrauv yog siv los tiv thaiv cov txheej txheem rwb thaiv tsev los ntawm kev puas tsuaj rau lub cev thiab tshuaj lom neeg.
Kev taw qhia kom ntxaws: Lub hauv paus tus neeg xyuas pib ntawm cov xaim tuaj yeem yog cov khoom siv hluav taws xob (xws li cov khoom siv tooj liab) lossis cov khoom siv hlua khi (xws li cov hlua tooj liab stranded).Cov khoom siv hluav taws xob tsim nyog rau cov khoom siv hluav taws xob tsawg thiab kev sib kis luv luv, thaum cov khoom siv sib txuas yog tsim rau cov khoom siv hluav taws xob ntau thiab kev sib kis mus ntev.Cov khoom ntawm cov txheej txheej insulating tuaj yeem xaiv raws li cov kev cai tshwj xeeb, xws li polyvinyl chloride (PVC), polyethylene (PE) lossis cross-linked polyethylene (XLPE).
2.Qhov txawv thiab qauv ntawm cov xov hlau thiab cables:
2.1 Distinction: Cov hlau feem ntau yog ib qho tseem ceeb nrog tsuas yog ib qho chaw neeg xyuas pib thiab rwb thaiv tsev.Lub cable yog tsim los ntawm ntau cov tub ntxhais xov hlau, txhua tus tub ntxhais hlau muaj nws cov txheej txheem rwb thaiv tsev, nrog rau tag nrho cov txheej txheem rwb thaiv tsev thiab txheej txheej.
Kev taw qhia ntxaws: Cables yog ob qho tib si ua haujlwm thiab ua haujlwm thiab tsim nyog rau kev sib kis ntau yam thiab kev xa hluav taws xob mus ntev.Cov qauv ntawm cov cable suav nrog tsis yog tsuas yog cov neeg xyuas pib hauv nruab nrab thiab cov txheej txheem rwb thaiv tsev, tab sis kuj tseem muaj qhov muab tub lim, txheej thaiv thaiv, rwb thaiv tsev sheath thiab txheej txheej.Fillers yog siv los tswj qhov sib nrug ruaj khov ntawm cov tub ntxhais hlau.Lub shielding txheej yog siv los cais cov kev cuam tshuam ntawm cov tub ntxhais xov hlau.Lub insulating sheath yog siv los tiv thaiv tag nrho cov rwb thaiv tsev txheej, thaum lub tsho sab nrauv yog siv los tiv thaiv txheej rwb thaiv tsev los ntawm kev puas tsuaj rau lub cev thiab tshuaj lom neeg.
3. Cov kev xav tau rau cov xaim tooj liab: Raws li cov khoom siv feem ntau siv, tooj liab yuav tsum muaj kev ua haujlwm siab.Ntxiv rau qhov hluav taws xob conductivity, tooj liab hlau yuav tsum muaj thermal conductivity zoo, tensile zog thiab corrosion kuj.
Kev taw qhia ntxaws: Raws li cov khoom siv hluav taws xob, tooj liab muaj hluav taws xob tsis zoo, hluav taws xob hluav taws xob siab thiab zoo thermal conductivity.High-purity tooj liab hlau yuav muab tau zoo conductivity.Tsis tas li ntawd, tooj liab yuav tsum muaj lub zog tensile txaus thiab corrosion kuj los xyuas kom meej lub neej ntev thiab kev cia siab ntawm cov hlau.
4. Rwb thaiv tsev sheath thiab lub tsho: Cov txheej insulating yog siv los tiv thaiv tam sim no to thiab ncaj qha mus rau lwm yam khoom.Cov khoom siv insulating feem ntau yog polyvinyl chloride (PVC), polyethylene (PE) thiab cross-linked polyethylene (XLPE).Cov ntaub qhwv sab nrauv yog siv los tiv thaiv cov txheej txheem insulating los ntawm kev puas tsuaj rau lub cev thiab tshuaj lom neeg, thiab cov khoom siv feem ntau yog polyvinyl chloride (PVC) lossis polyethylene (PE).
Cov lus qhia ntxaws: Cov txheej txheej rwb thaiv tsev yog ib qho tseem ceeb ntawm kev rwb thaiv tsev thiab kev tiv thaiv ntawm cov xov hlau thiab cables.Cov ntaub ntawv rwb thaiv tsev sib txawv muaj qhov xav tau sib txawv rau cov txheej txheem thov sib txawv.Polyvinyl chloride (PVC) rwb thaiv tsev, piv txwv li, muaj cov khoom siv hluav taws xob zoo thiab tshuaj lom neeg thiab tsim nyog rau kev xa hluav taws xob hauv tsev thiab cov tsev lag luam.Cov txheej txheej polyethylene (PE) rwb thaiv tsev muaj qhov ua tau zoo txias thiab siv dav hauv kev xa hluav taws xob sab nraum zoov.Cov khaub lig-txuas polyethylene (XLPE) rwb thaiv tsev txheej muaj qhov kub thiab txias zoo dua thiab tsim nyog rau kev xa hluav taws xob hauv qhov kub thiab txias.
5. Cov xim txhais ntawm cov xaim: Hauv cov xov hlau thiab cov xov hlau, cov xov hlau ntawm cov xim sib txawv sawv cev rau kev siv sib txawv thiab qib voltage.Piv txwv li, nyob rau hauv International Electrotechnical Commission (IEC) tus qauv, xiav sawv cev rau lub nruab nrab hlau, daj-ntsuab sawv cev rau hauv av hlau, thiab liab los yog xim av sawv cev rau theem hlau.
Kev taw qhia ntxaws: Cov xim txhais ntawm cov xov hlau yog qhov tseem ceeb raws li thoob ntiaj teb thiab siv los paub qhov txawv ntawm cov circuits thiab kev ua haujlwm.Piv txwv li, xiav feem ntau qhia qhov nruab nrab hlau, txoj kev rau rov qab tam sim no.Yellow-ntsuab feem ntau qhia txog av xaim, uas yog siv los ua hluav taws xob tam sim no yam xyuam xim.Liab los yog xim av feem ntau yog siv raws li theem xaim, uas yog lub luag hauj lwm rau nqa tam sim no.Ntau lub tebchaws thiab cheeb tsam yuav muaj qhov sib txawv me ntsis, yog li koj yuav tsum nkag siab cov qauv hauv zos thiab cov cai.
6. Kev faib tawm ntawm cov hlua hlau: Cov hlau tuaj yeem raug cais raws li cov khoom siv hluav taws xob, cov khoom siv insulating, cov khoom siv hluav taws xob, thiab lwm yam. Cov kev faib tawm feem ntau suav nrog cov hluav taws xob tsawg (tsis muaj hluav taws xob tsawg dua 1000V) cables, nruab nrab thiab siab voltage cables, nplaim hluav taws xob cables, thiab lwm yam. .
Kev taw qhia ntxaws: Kev faib tawm ntawm cov xov hlau yog nyob ntawm cov khoom sib txawv thiab cov kev xav tau ntawm daim ntawv thov.Tsawg-voltage cables yog tsim rau cov tsev thiab cov tsev lag luam, thiab feem ntau tiv taus qhov hluav taws xob qis dua 1000V.Nruab nrab thiab siab voltage cables yog tsim rau cov kab sib txuas, thiab qhov kev tiv thaiv hluav taws xob feem ntau yog nruab nrab ntawm 1kV thiab 500kV.Flame-retardant cables muaj cov khoom siv hluav taws xob zoo thiab tiv thaiv hluav taws los ntawm kev sib kis.
7. Lub ntsiab lus ntawm kev luam ntawv hlau: Kev luam ntawv ntawm cov hlau yog txhawm rau txheeb xyuas cov ntaub ntawv tshwj xeeb ntawm cov xaim, xws li cov chaw tsim khoom, qauv, kev qhia tshwj xeeb, qib voltage, thiab lwm yam. Cov ntaub ntawv no tseem ceeb heev rau kev teeb tsa, siv thiab tu cov cables. .
Cov lus qhia ntxaws ntxaws: Kev luam ntawv ntawm cov hlau yog ib qho cim ntxiv los ntawm cov chaw tsim khoom thaum lub sijhawm tsim khoom los taug qab thiab paub meej cov ntaub ntawv tshwj xeeb ntawm cov hlau.Los ntawm kev luam ntawv, cov neeg siv tuaj yeem txiav txim siab qhov zoo, kev qhia tshwj xeeb thiab siv ib puag ncig ntawm cov hlau.Piv txwv li, cov chaw tsim khoom lub npe thiab cov ntaub ntawv tiv tauj tuaj yeem pab cov neeg siv nrog kev pab cuam tom qab muag thiab kev txhawb nqa.
8. Hlau gauge thiab coj ampacity: Hlau gauge hais txog cov specification thiab txoj kab uas hla ntawm cov hlau.Cov xov hlau sib txawv ntawm qhov sib txawv muaj peev xwm nqa tau sib txawv thiab muaj peev xwm nqa tau, uas yuav tsum tau xaiv raws li cov kev xav tau tshwj xeeb.
Cov lus qhia ntxaws: Hlau ntsuas feem ntau yog sawv cev los ntawm tus qauv, xws li AWG specification (American Wire Gauge), square millimeter (mm²) specification.Cov xov hlau sib txawv ntawm qhov sib txawv muaj qhov sib txawv ntawm qhov sib txawv thiab cov khoom siv hluav taws xob, yog li cov khoom nqa tam sim no kuj yuav txawv.Raws li kev thauj khoom tam sim no thiab qhov ntev ntawm cov xaim, lub ntsuas hluav taws xob tsim nyog tuaj yeem raug xaiv los ua kom muaj kev nyab xeeb ntawm cov hlau.
9. Kev tshuaj xyuas, kev soj ntsuam, cov lus piav qhia tus qauv: Yuav kom paub meej tias cov xaim ua tau raws li qhov yuav tsum tau muaj kev nyab xeeb thiab kev ntseeg tau, cov hlau yuav tsum tau soj ntsuam nruj thiab kuaj.Feem ntau, kev tsim thiab siv cov hlua hlau yuav tsum ua raws li cov qauv hauv tebchaws lossis thoob ntiaj teb, xws li IEC, GB thiab lwm yam qauv.
Kev taw qhia ntxaws: Kev tswj xyuas zoo ntawm cov hlau yuav tsum tau kuaj xyuas thiab kuaj.Piv txwv li, yam xws li tus neeg xyuas pib tsis kam, hluav taws xob rwb thaiv tsev lub zog, durability ntawm insulating txheej, thiab tensile zog ntawm cov ntaub ntawv conductive yuav tsum tau kuaj.Tsis tas li ntawd, cov chaw tsim khoom thiab cov neeg siv yuav tsum ua raws li lub teb chaws lossis thoob ntiaj teb cov qauv, xws li IEC, GB, thiab lwm yam, kom ntseeg tau tias cov xaim ua tau raws li qhov yuav tsum tau muaj kev nyab xeeb thiab cov kev qhia tshwj xeeb.
Hauv kev xaus: Cov kev paub yooj yim ntawm cov xaim thiab cable yog qhov tseem ceeb rau kev siv thiab kev saib xyuas ntawm cov xaim thiab cable.Los ntawm kev nkag siab txog cov ntsiab lus tseem ceeb ntawm cov xov hlau, qhov sib txawv ntawm cov xov hlau thiab cov cables, cov kev xav tau ntawm cov xov tooj ntawm tooj liab, rwb thaiv tsev sheaths thiab lub tsho, lub ntsiab lus ntawm cov xim hlau, kev taw qhia txog kev faib cov hlau, lub ntsiab lus ntawm cov hlau luam ntawv, xov hlau ntsuas thiab cov khoom nqa tam sim no. muaj peev xwm thiab tshuaj xyuas, Nrog rau kev paub txog kev sim thiab cov qauv, peb tuaj yeem nkag siab zoo dua thiab siv cov xaim thiab cable.Kuv vam tias tsab xov xwm no yuav muaj txiaj ntsig zoo rau cov neeg nyeem thiab txhim kho kev paub txog kev paub ntawm cov hlau thiab cable.
Post lub sij hawm: Lub Xya hli ntuj-17-2023