Copper grounding tooj liab bar kev lag luam paub nrov nrov

 

Copper grounding tooj liab tuav yog cov tseem ceeb hlau ua cov khoom siv hauv lub tshuab hluav taws xob los txuas cov khoom siv hluav taws xob thiab cov khoom siv hauv av. Nws lub luag haujlwm tseem ceeb yog los muab txoj hauv kev qis - impedance paug rau qhov txhaum tam sim no, hluav taws xob tam sim no lossis siab - zaus cuam tshuam tam sim no, kom ntseeg tau tias cov cuab yeej muaj peev xwm ua kom muaj kev ruaj ntseg nyob rau hauv kev ua haujlwm tsis zoo thiab tiv thaiv kev nyab xeeb ntawm cov neeg ua haujlwm thiab cov khoom siv. Raws li qhov siab -precision Vertical Copper Bonding Busbar, kev ua tau zoo ntawm tooj liab grounding busbar yog ncaj qha cuam tshuam rau kev ruaj ntseg thiab kev nyab xeeb ntawm tag nrho lub zog. Nws yog tshwj xeeb tshaj yog dav siv nyob rau hauv kev faib khoom, zaus converters, hwj chim txee, kev sib txuas lus hauv paus chaw nres tsheb, rail transit thiab lwm yam scenarios. Copper grounding tooj liab tuav feem ntau yog ua los ntawm siab - cov khoom siv tooj liab purity, nrog cov ntsiab lus tooj liab tsis pub tsawg dua 99.92% thiab tag nrho cov ntsiab lus impurity tswj tsis pub dhau 0.08%. Qhov siab no -purity piv tsis tsuas yog ua kom zoo conductivity tab sis kuj yuav siv rau hauv tus account zoo corrosion kuj.

 

Nws cov hardness ib txwm yog li ntawm 65% (raws li lub xeev annealed), thiab nws softening kub tuaj yeem ncav cuag 518 degree. Qhov no txhais tau hais tias nyob rau hauv siab - kub dhau los yog luv luv - cov cua kub hauv Circuit Court, cov tooj liab grounding tooj liab bar tseem tuaj yeem tuav cov txheej txheem kev ncaj ncees thiab yuav tsis poob nws cov cuab yeej txhawb nqa vim qhov muag muag. Tus qauv khoom ntev tuaj yeem kho raws li qhov xav tau, nrog qhov ntev tshaj plaws ntawm 7981mm. Qhov tso cai ntev sib txawv yog tswj tsis pub dhau ± 0.3mm. Cov txheej txheem ua haujlwm zoo nrog cov nplej loj ntawm 0.17 ua kom haum nrog cov khoom siv terminals thiab grounding busbar thaum nruab. Tsis tas li ntawd, qhov tooj liab grounding tooj liab bar txhawb rau ntawm -thov txiav, xuas nrig ntaus, dabtsi yog khoov thiab lwm yam kev pabcuam kev ua haujlwm thib ob kom hloov mus rau qhov yuav tsum tau ua ntawm cov txheej txheem sib txawv ntawm cov txee thiab kev teeb tsa. Raws li cov khoom tseem ceeb ntawm Phab Ntsa Mounted Copper Ground Bar Kit, nws tuaj yeem siv tau zoo ntawm qhov chaw sab hauv lub txee thiab txo txoj haujlwm ntawm lub tsheb npav loj hauv phab ntsa -mounted installation scenario.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cov khoom siv ntawm tooj liab grounding tooj liab tuav yog siab -purity electrolytic tooj liab. Cov qib zoo xws li T2 tooj liab lossis C11000, nrog cov ntsiab lus tooj liab ntau dua lossis sib npaug li 99.9% thiab tag nrho cov ntsiab lus alloying tsis ntau tshaj 0.5%. Cov khoom siv no muaj qhov tsis tshua muaj zog (kwv yees li 0.01724Ω·mm² / m), thiab nyob rau tib lub sijhawm me ntsis txhim kho cov khoom nkag siab thiab kev ntxhov siab los ntawm kev sib tsoo, ua rau nws tsis tshua muaj peev xwm tsim deformation nyob rau hauv ntev - lub sij hawm bolt zawm siab lossis thermal cycling. Lub hardness index yog hais txog 65% ( ntsuas ntawm HV lossis HB nplai), uas yog nyob rau hauv ib nrab - nyuaj ntau yam. Nws tsis tsuas yog ua kom lub zog muaj zog txaus los tiv thaiv cov pob thiab khoov thaum lub sijhawm teeb tsa, tab sis tseem khaws cov ductility zoo los txhawb kev khoov thiab sib sau. Lub softening kub nce mus txog 518 degree, uas txhais tau hais tias thaum ib tug luv luv - Circuit Court txhaum ua rau ib tug instantaneous kub nce nyob rau hauv tus neeg xyuas pib, lub tooj liab grounding bar yuav tsis sai sai poob nws load- bearing peev xwm, muas lub sij hawm rau kev tiv thaiv cov khoom siv hluav taws xob. Nyob rau hauv cov nqe lus ntawm qhov tseeb qhov ntev, qhov siab tshaj plaws ntev tuaj yeem yog 7981mm, nrog kev tso cai sib txawv ntawm ± 0.3mm.

 

Qhov kev kam rau siab no yog qhov zoo dua li ntawm cov ntaub ntawv zoo tib yam, kom ntseeg tau qhov sib xws thiab kev ntseeg siab ntawm kev sib txuas ntawm ntau -section splicing lossis ntev - nyob deb. Lub granularity parameter 0.17 qhia txog kev tswj theem ntawm cov khoom loj ntawm cov nplej. Cov nplej zoo yog qhov tsim nyog rau kev txhim kho cov khoom siv qaug zog thiab ua kom tiav. Nyob rau hauv cov nqe lus ntawm kev kho deg, nyob ntawm daim ntawv thov ib puag ncig, liab qab tooj liab, tin plating, nickel plating los yog passivation kev kho mob yuav muab. Ntawm lawv, Tinned Copper Ground Bar rau Underground System siv cov tin plating txheej thickness ntawm 3-8 μm, uas tuaj yeem tiv thaiv cov tooj liab substrate los ntawm electrochemically corroded los ntawm cov av noo noo, acid thiab alkali tshuaj thiab stray tam sim no nyob rau hauv ib puag ncig faus, ncua kev pab cuam lub neej mus rau ntau tshaj 30 xyoo. Lub tin plating txheej kuj muaj qhov zoo solderability, uas yooj yim rau kev sib txuas thiab convergence ntawm av cables ntawm qhov chaw.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cov txheej txheem ntau lawm ntawm tooj liab grounding tooj liab tuav yuav tsum muaj ntau yam txheej txheem xws li smelting, dov, txiav, thiab kho qhov chaw. Cov ntsiab lus ntawm cov pa oxygen thiab impurity (xws li sulfur, hlau, txhuas, thiab lwm yam) yuav tsum tau tswj nruj me ntsis thaum lub sij hawm smelting theem kom ntseeg tau tias tooj liab purity ncav cuag ntau tshaj 99.9%, vim hais tias tej kab ntawm impurities yuav txo tau cov conductivity thiab ua rau muaj kev pheej hmoo ntawm corrosion hauv zos. Cov txheej txheem dov siv cov txheej txheem ua haujlwm txias (ntau- dhau qhov txias dov) kom muaj zog thiab tensile lub zog ntawm cov khoom thaum tuav cov elongation txaus los tiv thaiv kev khoov thiab tawg. Cov nplej sab hauv ntawm txias- dov tooj liab yog elongated los tsim cov qauv fibrous, uas pab txhim kho qhov nkag siab ntawm cov khoom. High- precision CNC sawing tshuab lossis cov cuab yeej siv dav hlau dej siv rau kev txiav. Lub verticality ntawm ntu txiav yog tswj tsis pub dhau 0.1 hli. Tsis muaj burrs lossis oxidative discoloration, uas txo cov kev ua haujlwm ntawm cov txheej txheem tom qab deburring. Rau Ground Bars Copper Bus Bars uas yuav tsum tau khoov los yog xuas nrig ntaus, siv CNC punch los yog dabtsi yog khoov tshuab los ua lawv. Lub vojvoog dabtsi yog khoov yuav tsum tsis pub tsawg dua 1.5 npaug ntawm cov khoom tuab los tiv thaiv micro- tawg ntawm tooj liab.

 

Hauv cov txheej txheem kho saum npoo, electro-tin plating, electro-nickel plating, chemical passivation lossis kub- cov txheej txheem dip tin raug xaiv raws li qhov kawg siv ib puag ncig. Ntawm lawv, cov txheej txheej electroplated yuav tsum dhau qhov kev kuaj adhesion (cross-hatch method or tape peeling method) thiab thickness uniformity test (X-ray fluorescence thickness gauge, thickness tolerance ± 1μm). Kev tshuaj xyuas zoo suav nrog qhov ntev ntev (siv peb lub ntsuas ntsuas qhov ntsuas qhov ntsuas lossis ntsuas qhov ntev ntawm lub laser), kev ua haujlwm (eddy tam sim no conductometer lossis ob txoj kev choj, xav tau Ntau dua lossis sib npaug li 98% IACS), tensile lub zog (lub tshuab kuaj thoob ntiaj teb, tus nqi raug siab dua lossis sib npaug rau 240MPa rau 1%), kev tiv thaiv corrosion. Kev tiv thaiv corrosion yog ntsuas los ntawm qhov nruab nrab ntsev tsuag tshuaj ntsuam (NSS). Rau cov khoom siv sab nraum zoov lossis faus, nws yuav tsum tsis txhob muaj xeb liab ntawm qhov chaw tom qab dhau qhov kev ntsuas ntsev ntsev rau tsawg kawg 72 teev. Tsis tas li ntawd, ib qho kev tiv thaiv kev tiv thaiv yuav raug ua: ob ntu ntawm tooj liab grounding tooj liab tuav yog nruj nrog tus qauv bolts thiab tom qab ntawd qhov kev tiv thaiv ntawm qhov kev sib txuas yog ntsuas. Nws yuav tsum tsis pub ntau tshaj 1.2 npaug ntawm qhov tsis kam ntawm busbar nws tus kheej ntawm tib qhov ntev. Tag nrho cov ntaub ntawv tshuaj xyuas tau raug kaw los ua ib daim ntawv qhia txog qhov zoo.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Lub davhlau ya nyob twg kev sib txuas interface yog thaj chaw uas cov tooj liab hauv av tooj liab bar yog nyob rau hauv kev sib cuag ncaj qha nrog rau sab nraud hauv av cable lossis cov khoom siv hauv av. Nws cov qauv tsim kom ntxaws yog qhov tseem ceeb rau lub sijhawm ntev - kev ruaj ntseg ntawm kev tiv thaiv kev tiv thaiv. Lub qhov npoo (qhov kev ncua deb ntawm qhov nruab nrab ntawm lub qhov mus rau ntug ntawm lub busbar) feem ntau tsis tsawg tshaj li 1.5 npaug ntawm lub qhov taub los tiv thaiv ntug tearing thaum zawm. Rau cov ntawv thov uas yuav tsum tau txuas txuas ntxiv thiab tshem tawm lossis tiv thaiv kev vibration, lub davhlau ya nyob twg interface yuav raug suav los yog countersunk kom tso cai rau lub taub hau taub hau lossis cov ntxhua khaub ncaws kom nkag mus rau hauv qhov chaw busbar txhawm rau txhawm rau tiv thaiv -loosing peev xwm. Qee qhov siab- kawg Phab Ntsa Mounted Copper Ground Bar Cov Khoom Siv muaj cov txiv ntseej stainless hlau lossis tooj liab ceev ua ntej-riveted hauv thaj chaw txuas txuas. Tsis tas yuav muab cov txiv ntseej thiab ntxhua khaub ncaws ntxiv thaum nyob ntawm - qhov chaw teeb tsa. Koj tsuas yog yuav tsum tau crimp hauv av cable terminals thiab ntsia hlau bolts ncaj qha, uas zoo heev txhim kho kev tsim kho. Lub flatness ntawm lub davhlau ya nyob twg interface yuav tsum nyob rau hauv 0.1 hli. Txhua qhov bulges lossis kev nyuaj siab yuav ua rau txo qis kev sib cuag thiab hauv zos overheating. Hauv kev tsim khoom loj, cov cuab yeej tshuaj xyuas tshwj xeeb yog siv los kuaj xyuas lub davhlau ya nyob twg los xyuas kom meej tias lub qhov taub thiab txoj haujlwm loj yog txhua yam tsim nyog.

 

Txheej txheej txheej ntawm tooj liab grounding tooj liab bar qhia tau hais tias nplua nuj microstructural yam ntxwv nyob rau hauv lub microscope. Rau liab qab tooj liab busbars, qhov saum npoo yuav tsum muaj cov xim liab doog -liab xim hlau luster, tsis muaj oxidation stains, tsis muaj roj stains, thiab tsis muaj khawb tob tshaj 0.1 hli. Cov kev ntxhib los mos zoo nkauj ntawm siab - cov kab liab liab zoo nkauj tuaj yeem pom nyob rau hauv lub tshuab tsom iav nrog 50 npaug ntawm kev nthuav dav, tsis muaj pitting pits lossis inclusions. Rau Tinned Copper Ground Bar rau Underground System, microstructure ntawm tin plating txheej yog qhov tseem ceeb. Cov txheej txheem tin tau txais los ntawm cov txheej txheem electroplating muaj cov qauv zoo columnar siv lead ua nrog lub thickness ntawm 3-8 μm thiab porosity tsawg (tsawg dua los yog sib npaug li 2 pores / cm²), uas tuaj yeem thaiv qhov diffusion ntawm chloride ions thiab oxygen. Muaj txheej nyias nyias ntawm tooj liab-tin intermetallic compound (Cu₃Sn lossis Cu₆Sn₅) nruab nrab ntawm txheej txheej tin plating thiab tooj liab matrix, nrog lub thickness ntawm li 0.5-1μm. Qhov txuas ntxiv thiab qhov ntom ntawm cov txheej txheej no txiav txim siab qhov adhesion ntawm txheej txheej plating. Cov txheej tin tau los ntawm cov txheej txheem kub-dip plating yog thicker (10-20μm), thiab saum npoo qhia tau tias tus qauv corrugated solidification. Cov nplej yog coarse, tab sis nws muaj zog corrosion kuj thiab yog haum rau huab cua faus ib puag ncig. Lub adhesion ntawm cov tin-plated txheej yog txheeb xyuas los ntawm kev ntsuas dabtsi yog khoov: khoov lub tin-plated tooj liab bar ntawm 180 degree, thiab yuav tsum tsis muaj tev lossis tev ntawm txheej ntawm qhov khoov. Rau npib tsib xee plating, lub thickness ntawm cov nickel txheej feem ntau yog 2-5μm, nrog ib tug silver-dawb semi-glossy tsos thiab ib tug microhardness txog li 300-500HV. Nws yog hnav-resistant ntau dua li cov tin txheej thiab haum rau Grounding Busbar Tmgb tooj liab uas nquag ntsaws thiab unplugged.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Raws li lub kaw lus luv luv- lub peev xwm ntawm qhov hluav taws xob, qhov chaw teeb tsa thiab ib puag ncig muab los ntawm cov neeg siv khoom, peb tuaj yeem muab ib qho - nres kev pabcuam los ntawm kev hla - ntu suav, kos duab kom tiav cov khoom xa tuaj, kom ntseeg tau tias txhuaCopper Earth Ground Barua tau raws li engineering xav tau ntawm impedance tsawg, lub neej ntev thiab kev ntseeg siab hauv av.