Nkag siab txog qhov sib txawv ntawm ib qho hluav taws xob Cable

lectrical cables yog cov khoom tseem ceeb hauv txhua qhov hluav taws xob, xa hluav taws xob lossis cov teeb liab ntawm cov khoom siv. Txhua lub cable muaj ntau txheej txheej, txhua tus muaj lub luag haujlwm tshwj xeeb los xyuas kom meej kev ua haujlwm, kev nyab xeeb, thiab kav ntev. Hauv tsab xov xwm no, peb yuav tshawb xyuas qhov sib txawv ntawm ib qho hluav taws xob cable, lawv txoj haujlwm, thiab yuav ua li cas xaiv cov cable zoo rau kev siv sib txawv.

1. Dab tsi yog qhov ntawm ib qhoHluav taws xob Cable?

Ib qho hluav taws xob cable feem ntau muaj plaub txheej loj:

• Tus coj: Cov khoom tseem ceeb uas nqa hluav taws xob tam sim no.
• Rwb thaiv tsev: Ib txheej tiv thaiv uas tiv thaiv hluav taws xob tawm thiab ua kom muaj kev nyab xeeb.
• Shielding los yog Armor: Cov txheej txheem xaiv tau uas muab kev tiv thaiv kev cuam tshuam sab nraud lossis kev puas tsuaj rau txhua yam.
• Txheej txheej: Cov txheej txheej sab nraud uas tiv thaiv cov cable los ntawm ib puag ncig xws li ya raws, cua sov, thiab tshuaj lom neeg.

2. Cable Conductor: Cov Tub Ntxhais Hluav Taws Xob

2.1 Cable Conductor yog dab tsi?

Tus neeg xyuas pib yog qhov tseem ceeb tshaj plaws ntawm cov hluav taws xob cable, lub luag haujlwm rau kev xa hluav taws xob tam sim no. Qhov kev xaiv ntawm cov khoom siv hluav taws xob cuam tshuam rau cable txoj kev ua haujlwm, ua haujlwm ntev, thiab tus nqi.

2.2 Hom Kev Coj Tus Cwj Pwm

Copper conductor

• Cov khoom siv feem ntau siv conductor.
• Cov hluav taws xob conductivity siab, tso cai rau kev xa hluav taws xob zoo.
• Feem ntau siv nyob rau hauv cov khoom siv hluav taws xob, cov khoom siv hauv tsev, thiab cov khoom siv hluav taws xob.

Aluminium Conductor

• Sib dua thiab siv nyiaj ntau dua li tooj liab.
• Muaj 40% qis conductivity dua tooj liab, txhais tau tias nws xav tau ib qho kev sib tshuam loj dua rau tib lub peev xwm tam sim no.
• Feem ntau siv nyob rau hauv high-voltage fais fab kis.

Twisted Pair Conductor

• Ob tug conductors twisted ua ke kom txo tau electromagnetic cuam tshuam (EMI).
• Siv rau hauv kev sib txuas lus thiab cov ntaub ntawv xa xov cables.

Armored Conductor

• Xws li txheej txheej hlau tiv thaiv los tiv thaiv kev puas tsuaj rau lub cev.
• Siv nyob rau hauv underground thiab industrial cheeb tsam.

Ribbon conductor

• Ntau yam conductors teem nyob rau hauv parallel.
• Siv rau hauv cov khoom siv hluav taws xob thiab kev siv computer.

2.3 Conductor Sizing Standards

• North American Standard (AWG): Ntsuas hlau loj los ntawm gauge tooj.
• European Standard (mm²): Qhia qhov chaw hla ntu ntawm tus neeg xyuas pib.
• Khoom vs. Stranded Conductors: Cov khoom siv hlau yog cov hlau ib leeg, thaum cov xov hlau stranded muaj ntau cov xov hlau me me sib tw ua ke kom yooj yim.

3. Cable rwb thaiv tsev: tiv thaiv tus neeg xyuas pib

3.1 Cable Insulation yog dab tsi?

Rwb thaiv tsev yog ib yam khoom uas tsis yog-conductive uas nyob ib puag ncig tus neeg xyuas pib, tiv thaiv hluav taws xob to thiab ua kom muaj kev nyab xeeb.

3.2 Hom ntawm cov khoom siv rwb thaiv tsev

Thermoplastic rwb thaiv tsev

• Tsis muaj tshuaj hloov pauv thaum rhuab.
• PVC (Polyvinyl Chloride): Feem ntau cov thermoplastic rwb thaiv tsev, nrog qhov siab tshaj plaws ua haujlwm kub ntawm 70 ° C.

Thermosetting rwb thaiv tsev

• Kev hloov tshuaj lom neeg thaum rhuab, ua kom ruaj khov ntawm qhov kub thiab txias.
• XLPE (Cross-Linked Polyethylene) thiab EPR (Ethylene Propylene Rubber): tuaj yeem tiv taus qhov kub txog li 90 ° C, ua rau lawv tsim nyog rau kev siv hluav taws xob siab.

4. Cable Shielding thiab Armor: Ntxiv kev tiv thaiv

4.1 Dab tsi yog kev tiv thaiv hauv hluav taws xob Cables?

Shielding yog ib txheej hlau uas tiv thaiv kev cuam tshuam ntawm electromagnetic cuam tshuam (EMI), kom ntseeg tau cov teeb liab kev ncaj ncees.

4.2 Thaum twg siv cov shielded Cables?

Shielded cables yog siv nyob rau hauv ib puag ncig uas muaj suab nrov hluav taws xob, xws li industrial automation, fais fab nroj tsuag, thiab kev sib txuas lus.

4.3 Txoj Kev Tiv Thaiv Kev Tiv Thaiv

Tin-plated tooj liab braiding

• Muab 80% kev pab them nqi rau kev tiv thaiv EMI muaj zog.
• Feem ntau siv nyob rau hauv industrial thiab high-power daim ntaub ntawv.

Copper Wire Wrapping

• Tso cai rau kev yoog raws thiab torsion tsis kam, ua rau nws zoo tagnrho rau kev siv neeg hlau thiab txav mus.

Aluminium-Laminated Plastic Foil

• Siv tau rau high-frequency EMI shielding.
• Siv rau hauv kev sib txuas lus cables thiab cov ntaub ntawv kis tau tus mob.

5. Cable Outer Sheath: Qhov kawg tiv thaiv txheej

5.1 Vim li cas lub plhaub sab nraud tseem ceeb?

Lub tsho sab nrauv tiv thaiv lub cable los ntawm kev puas tsuaj rau txhua yam, ya raws, tshuaj lom neeg, thiab kub heev.

5.2 Common Sheathing Materials

PVC (Polyvinyl Chloride) Sheath

• Nqi-zoo thiab dav siv.
• Pom muaj nyob rau hauv cov khoom siv hluav taws xob hauv tsev, kev siv tshuab, thiab kev sib txuas lus cables.

Polyolefin (PO) Sheath

• Halogen-dawb, nplaim-retardant, thiab tsawg-tsim pa taws.
• Siv rau hauv cov chaw pej xeem xws li khw malls, tshav dav hlau, thiab tsev kawm qib siab.

Rubber Sheath

• Muab kev hloov pauv siab thiab ua haujlwm rau huab cua ib puag ncig.
• Siv nyob rau hauv kev tsim kho qhov chaw, shipbuilding, thiab heavy-duty machinery.

PUR (Polyurethane) Sheath

• Muab cov khoom siv zoo heev thiab tshuaj lom neeg ua haujlwm.
• Siv nyob rau hauv ib puag ncig hnyav xws li kev siv offshore thiab kev lag luam hnyav.

6. Xaiv txoj cai Cable rau koj daim ntawv thov

Thaum xaiv ib qho hluav taws xob cable, xav txog cov hauv qab no:

• Voltage thiab tam sim no yuav tsum tau: Xyuas kom tus neeg xyuas pib thiab rwb thaiv tsev tuaj yeem tswj tau cov khoom siv hluav taws xob uas yuav tsum tau ua.
• Ib puag ncig tej yam kev mob: Xaiv ib lub cable nrog cov ntaub thaiv npog tsim nyog thiab cov ntaub qhwv sab nraud rau ib puag ncig.
• Flexibility Xav tau: Stranded conductors yog qhov zoo tagnrho rau kev siv tau yooj yim, thaum cov khoom siv hluav taws xob zoo dua rau kev teeb tsa.
• Txoj Cai Ua Raws Cai: Xyuas kom cov cable ua tau raws li cov qauv kev nyab xeeb hauv zos thiab thoob ntiaj teb.

7. Xaus: Nrhiav cov Cable zoo meej rau koj cov kev xav tau

Nkag siab txog qhov sib txawv ntawm ib qho hluav taws xob cable pab xaiv txoj cai cable rau cov ntawv thov tshwj xeeb. Txawm hais tias koj xav tau cov khoom siv hluav taws xob zoo tshaj plaws, cov roj hmab hloov tau yooj yim, lossis cov kab thaiv kev tiv thaiv EMI, xaiv cov ntaub ntawv raug ua kom muaj txiaj ntsig, kev nyab xeeb, thiab kav ntev.

Yog tias koj xav tau cov lus qhia tshwj xeeb ntawm kev xaiv txoj cai cable rau koj qhov project, xav tiv taujDanyang Winpower Hlau thiab Cable Mfg Co., Ltd.!