Zvinhu Zvinokosha Zvaunofanira Kuziva
- Ukobvu hwetsvimbo yemhangura ye0.254mm ndiyo chiyero chinozivikanwa pasi rose chekubudirira kwemakore makumi matatu kana kupfuura kwekusimbisa kwakavimbika.
- Kubatana kwesimbi kunogadzira chisungo chenguva dzose chemorekuru pakati pemhangura nesimbi, zvichibvisa njodzi yekubvisa zvidimbu zvinowanikwa mumachira matete ane electroplated.
- Tsvimbo dzine 0.05mm kana 0.1mm chete dzemhangura dzinogona kurasikirwa nerukoko rwadzo rwekudzivirira mukati memakore mashanu kusvika gumi nemashanu, zvichiita kuti simbi ikwanise kukuvara nekukurumidza uye kutadza kushanda zvakanaka.
- Kuchena kwemhangura kwe99.95% kana kupfuura kunoita kuti pave nekusasimba kwakaderera pakati petsvimbo nevhu, zvichiita kuti magetsi emagetsi apere pasina kuungana kwemagetsi ane njodzi.
- Mitemo inosanganisira IEEE Std 80, BS 7430, uye NACE SP0169 zvese zvinoreva kana zvinoreva hukobvu hwemhangura hushoma hwezvinodiwa zvemasisitimu epasi akakosha.
- Chigadziko chesimbi chakasimba chine simba rekudhonza rinosvika 580N/mm chinopa simba rekushandisa michina kuti chikwanise kufamba muvhu rakamanikana, rine matombo, kana kuti rakaomeswa nechando.
- Tsvimbo dzevhu dzakaputirwa nemhangura dzeShibang dzinosangana nezvinodiwa zvepasi rose nemhangura ye0.254mm, chitupa cheISO 9001, uye kuwanikwa kwedhayamita kubva pa14.2mm kusvika 25mm.
Sei 0.254mm iriyo Benchmark yepasi rose yeCopper Clad Ground Rod ukobvu?
Tsanangudzo yeukobvu hwetsvimbo yepasi yakaputirwa nemhangurandiyo sarudzo huru mukugadzira sisitimu yekumisa pasi. Muindasitiri yemagetsi, 0.254mm (yakaenzana ne 0.010 inch kana 10 mils) yave iri chiyero chepasi rose chekufukidza mhangura pamatanda epasi anoshandiswa muzvivakwa zvakakosha. Nhamba iyi haina kubva pamusangano weinjiniya usina kurongeka. Imhedzisiro yemakumi emakore edata rekushanda mumunda rakaunganidzwa nemakambani emagetsi, makambani ekutaurirana, uye vatariri vezvivakwa zvemaindasitiri vanotevera mwero wekuora kwema electrodes ekumisa pasi munzvimbo dzakasiyana dzevhu.
Nheyo iri shure kwechiyero che 0.254mm iri nyore. Mhangura inoora nekukurumidza kana yakavigwa muvhu, uye mwero iwoyo unosiyana zvichienderana nemakemikari evhu, hunyoro, uye tembiricha. Muvhu rine simba riri pakati nepakati, mhangura inorasikirwa nehukobvu hweinenge 0.0025mm pagore. Saka, jira re cladding re 0.254mm rinopa hushoma hwemakore zana ekudzivirira ngura mumamiriro ezvinhu akanaka. Muchokwadi, kusiyana kwevhu rechokwadi, kushushikana kwemuchina panguva yekuisa, uye mhedzisiro ye galvanic yemuno inoderedza mukana uyu wekuchengetedza, asi mwero we 0.254mm uchiri kupa hupenyu hwemakore makumi matatu kusvika makumi mashanu. Kuti unzwisise zvakakwana mashandiro anoita masisitimu evhu, chinyorwa cheWikipedia pamusoromasisitimu ekugadzira ivhuinopa ruzivo rwakakosha.
Mitemo yepasi rose inoronga chiyero ichi.IEEE Std 80, iyo inodzora dhizaini yekuisa pasi kweAC substation, inoda zvinhu zvakasimba zvinoenderana ne 0.254mm copper cladding.BS 7430, iyo British code of practice yekunyora pasi, inosimbisawo maelectrode akasimba akavakirwa pamhangura.NACE SP0169mwero wekudzivirira cathodic unosimbisa kukosha kweukobvu hwakakwana hwesimbi pamagetsi akavigwa. Vagadziri vakaita seShibang, vane ruzivo rwemakore anopfuura 17 mukugadzira zvigadzirwa zvevhu, vanogadzira matanda evhu akafukidzwa nemhangura anosangana kana kupfuura zvinodiwa izvi.
Kubatanidza Metallurgical vs. Electroplating: Maitiro Ekubatanidza Anokosha
Hazvisi zvese zvinoputirwa nemhangura pamatanda epasi zvinogadzirwa zvakaenzana. Musiyano uripo pakati pematanda emhangura akabatanidzwa nematanda emhangura akavharwa uri mukugadzirwa, uye musiyano uyu une zvazvinoreva pakushanda kwenguva refu. Matavi emhangura akabatanidzwa anogadzirwa kuburikidza ne electroplating, nzira inoisa jira rakatetepa remhangura pamusoro pesimbi uchishandisa magetsi. Matanda akabatanidzwa nemagetsi anowanzova pakati pe 0.025mm kusvika 0.1mm muukobvu. Kunyange zvazvo matavi aya achidhura kugadzira, chisungo chiri pakati pedanda remhangura nesimbi chinonamatira pane kubatana kwesimbi chaiyo. Pasi pekumanikidzwa kwemagetsi kwekutyaira, thermal cycling, uye kufamba kwevhu, machira akabatanidzwa nemagetsi anogona kugadzira mitsetse midiki, kuchenesa, kana kubvisa pasi pesimbi.
Zvikamu zvemhangura zvakaputirwa, zvakasiyana, zvinoshandisa nzira yekubatanidza simbi inobatanidza sheath yemhangura nepakati pesimbi padanho remamorekuru. Maitiro aya, dzimwe nguva anonzi cladding kana molecular bonding, anogadzira mubatanidzwa usingaperi apo maatomu emhangura anobatana nechimiro chesimbi. Mugumisiro wacho ibond risingakwanise kuparadzaniswa nesimba remakanika, kudedera, kana kushushikana kwekupisa.hunhu hwemhangura, kusanganisira kufambiswa kwayo kwakanaka uye kuramba kwayo ngura, zvakachengetedzwa zvizere nekuti jira rekufukidza rinoenderera mberi uye harina maburi anotambudza ma electroplated deposits matete. KuShibang, yega yegaTsvimbo yePasi ye0.254mm Yakaputirwa neMhangurainosangana nemaitiro aya ekubatanidza mamorekuru kuti ive nechokwadi chekuti jira remhangura harizoparadzani nepakati pesimbi mukati menguva yese yebasa retsvimbo.
Mugumisiro wacho unokosha. Tsvimbo yakaputirwa nemagetsi ine mhangura ye0.05mm inogona kutanga kurasikirwa nerukoko rwayo rwekudzivirira panguva yekumanikidzwa mukati memakore mashoma ekugadzirwa kwayo. Tsvimbo yakaputirwa nesimbi ine mhangura ye0.254mm inochengetedza chimiro chayo uye simba rayo remagetsi kwemakumi emakore, kunyangwe mumamiriro ezvinhu akaoma anowanikwa muzviteshi zvemagetsi, mafekitori emagetsi, uye maturusi emagetsi.
Ukobvu hwemhangura vs. Kuramba Kuora Mumarudzi Evhu
Ivhu harisi nzvimbo imwe chete.kuumbwa uye kemesitiri yevhuZvinosiyana zvikuru kubva panzvimbo imwe chete yekuisa kuenda kune imwe, uye kusiyana uku kunoratidza zvakananga kuti chifukidziro chemhangura chinoparara nekukurumidza sei. Hukama huripo pakati pehukobvu hwetsvimbo yevhu yakaputirwa nemhangura uye kuramba ngura kunosiyana zvichienderana nerudzi rwevhu, uye kunzwisisa misiyano iyi kunobatsira kutsanangura chigadzirwa chakakodzera chega chega chekushandisa.
Muivhu rine acidic ine pH iri pasi pe5.5, mhangura inoora nekukurumidza nekuti mahydrogen ions anorwisa copper oxide layer iyo inowanzo fambisa pamusoro. Ivhu rine saline, rinowanikwa munzvimbo dzakaoma uye dziri kumahombekombe, rinounza ma chloride ions anoumba soluble copper chloride compounds, zvichinyungudutsa protective layer. Ivhu rine alkaline rine pH iri pamusoro pe8.5 rinowanzo nyanya kurwisa copper asi rinogona kukurudzirangura yegalvanicpanosangana mhangura nesimbi kana hunhu hwekubatana hwacho husina kunaka. Ivhu rinodzivirira zvakanyanya, kunyange risingashandise makemikari akawanda, rinoda kuti grounding rod ive nemagetsi akasimba nevhu rakatenderedza, zvichiita kuti kuchena kwemhangura uye kusimba kwepamusoro zvive zvakakosha.
Mwero wenguramunzvimbo idzi dzinowanzova pakati pe0.001mm pagore muvhu risina njodzi, rine mvura yakawanda kusvika ku0.005mm pagore kana kupfuura mumamiriro ekunze ane simba guru. Tsvimbo ine 0.05mm copper cladding chete inorasikirwa nerukoko rwayo rwese rwekudzivirira mumakore gumi kusvika makumi mashanu zvichienderana nerudzi rwevhu, zvichisiya simbi iri pachena uye isina dziviriro. Tsvimbo ine 0.254mm copper inopa mukana wakakura wekuchengetedza. Munzvimbo yeMiddle East substation yakavakwa pavhu remugwenga rine saline, semuenzaniso, 0.254mm copper cladding strings kubvaShibang's AF-G0230 renjiZvinonyatsotsanangurwa nekuti jira gobvu remhangura rinokwanisa kutsungirira kurwiswa kwechloride iyo inogona kuparadza machira matete mukati memakore gumi.
Kuenzanisa kwe0.05mm, 0.1mm, uye 0.254mm: Chii Chinoitika Kwemakore Anopfuura 30
Kuti unzwisise kuti sei ukobvu hwetsvimbo yevhu yakaputirwa nemhangura huchikosha zvakadaro, funga nezvematanho ekuora kwematanho matatu akajairika ekuputirwa kwesimbi mukati memakore makumi matatu. Kuenzanisa uku kunoratidza mutengo chaiwo wekusarudza zvigadzirwa zvisina kunaka uye kunoratidza kuti nei mainjiniya vane ruzivo nevatariri vekutenga vachisimbirira pakukora kwemhangura kwe0.254mm.
Tsvimbo yakakuyiwa ine 0.05mm copper electroplating, iyo iri sarudzo yakatetepa inowanikwa kutengeswa, inotanga kurasikirwa nemhangura mukati memakore matatu kusvika mashanu muvhu rine simba riri pakati nepakati. Panosvika gore regumi, simbi yemhangura inodyiwa zvakanyanya panzvimbo dzine stress dzakadai sedriving tip uye threaded sections.musimboti wesimbiinotanga kuita ngura, ichikura muhukuru uye ichitsemura mhangura yasara. Panosvika gore re15, tsvimbo inenge yarasikirwa nenzvimbo yakakura yekubatanidza uye kuramba kwayo magetsi kwakawedzera zvakanyanya. Panosvika gore re20, hurongwa hwepasi hunogona kutadza kushanda, zvichireva kuti zvinoda kucherwa nekutsiviwa kunodhura.
Tsvimbo ine mhangura ye0.1mm inoita zvirinani asi ichiri pasi pechiyero chemakore makumi matatu. Muvhu rine mwero, jira remhangura rinorarama makore angangoita 20 kusvika 30 risati rachekwa zvakanyanya. Muvhu rine mwero, izvi zvinodzikira kusvika makore gumi kusvika gumi nemashanu. Kusiyana neizvi, tsvimbo ine jira remhangura ye0.254mm inochengetedza dziviriro yakakwana kwemakore makumi matatu kusvika makumi mashanu kunyangwe muvhu rine mwero. Imwe 0.154mm yemhangura inoshandura zvakananga mumakumi emakore ehupenyu hwebasa. Tsvimbo dzevhu dzakaputirwa nemhangura dzeShibang, dzinowanikwa mudhayamita kubva pa14.2mm kusvika 25mm uye hurefu kubva pa1.2m kusvika 3.0m, dzinogadzirwa nejira remhangura re0.254mm uye hupenyu hwebasa hwemakore makumi mashanu kana kupfuura, zvichiratidza kushanda kwakanaka kwenguva refu.
Kuchena Kwemhangura, Kuramba, uye Kubatana Kwemagetsi neRod-Soil
Ukobvu hwetsvimbo yemhangura yakaputirwa pasi inongova chikamu cheequation. Kuchena kwechikamu chemhangura kunoratidza kusimba kwayo kwemagetsi, izvo zvinozokanganisa kuti magetsi emagetsi uye mheni zvinopararira sei muvhu. Mhangura yakachena kwazvo ine kuchena kwe99.95% inoratidza kusimba kwemagetsi kweinenge 1.68 microohm-centimeters, pakati pesimbi yakaderera pane chero ipi zvayo inowanikwa mukutengeserana. Kusimba uku kwakaderera kunovimbisa kudonha kushoma kwemagetsi panzvimbo yetsvimbo nevhu panguva yekukanganisa, zvakakosha pakudzivirira vashandi nemidziyo.
Kusachena kuri muchikamu chemhangura, kunyangwe pahuwandu huri pasi pe0.1%, kunogona kuwedzera resistivity uye kugadzira localized galvanic cells dzinokurumidzisa ngura. Kana copper purity yaderera pasi pe99.9%, kuumbwa kwe copper oxide inclusions uye grain boundary precipitates kunowedzera mukana, zvichiita kuti simba remagetsi neremakanika recladding rishaye simba.kuramba kwemhangura nemagetsiinzvimbo yakanyorwa zvakanaka, uye mainjiniya vanovimba nehukuru uhwu kuti vaverenge kuramba kwepasi uye kupararira kwemagetsi emagetsi mumagadzirirwo esystem yekudzika.
Chisimbiso chesimbi chinotakura mutoro wemuchina. Matavi eShibang anoshandisa simbi ine kabhoni yakawanda ine simba rekudhonza rinosvika 580N/mm uye kutwasuka kwe1mm/m kana kupfuura. Hunhu uhwu hwemuchina hunoita kuti tsvimbo ikwanise kurovererwa muvhu rakamanikana kana rine matombo pasina kukotama, kupwanya, kana kutsemura chisimbiso chemhangura. Kusanganiswa kwe99.95% chisimbiso chemhangura yakachena uye chisimbiso chesimbi chakasimba kunoita kuti pave nechinhu chakasimba.elektrodhiiyo inopa simba rakasimba risingaperi rekuchengetedza simba mukati mehupenyu hwayo hwese hwekushanda. Kuti uwane rumwe ruzivo nezvezvinodiwa zvechigadzirwa cheShibang, shanyira iyotsvimbo yepasi yakaputirwa nemhangurapeji rechikamu.
Kutevedzera Mitemo: Zvinodiwa zveIEEE, BS, NACE, uye ISO
Vagadziri vemasisitimu ekugadzika pasi havashande muvhu. Zvese zvinodiwa pakukora kwetsvimbo yevhu yakaputirwa nemhangura zvinofanirwa kuenderana nezvinodiwa pasi rose uye zvedunhu zvinotonga dhizaini yesisitimu yekugadzika pasi uye kusarudzwa kwezvinhu. Mitemo iyi iripo nekuti kutadza kwepasi kunogona kukonzera kukuvara kwemidziyo, kushanda kwenguva pfupi, uye njodzi dzemagetsi dzinogona kutyisidzira hupenyu.
IEEE Std 80ndiyo nzira huru yekuisa pasi AC substation muNorth America nemisika yakawanda yepasi rose. Inotsanangura zvinodiwa zvekugadzira zvinhu zve electrode pasi, kusanganisira zvinodiwa zvekudzivirira ngura, simba remakanika, uye kufambisa magetsi. Kunyange zvazvo IEEE 80 isingarayiri ukobvu hwemhangura humwe chete, zvinhu zvayo zvekugara kwenguva refu uye hupenyu hwekugadzira kwemakore makumi matatu zvinoda mhando ye cladding yakasimba inopihwa ne 0.254mm.BS 7430, mwero wekuBritain wekudzidzira kugadzira ivhu, unopa gwara rakafanana pakusarudza maelectrode emhangura nemhangura mumisika yeUK neCommonwealth.
NACE SP0169Inoongorora dziviriro ye cathodic uye kudzora ngura yezvivakwa zvesimbi zviri pasi pevhu. Inoziva kukosha kweukobvu hwakakwana hwesimbi pamagetsi akavigwa uye basa redziviriro ye cathodicmukuwedzera hupenyu hwemasisitimu ekumisa pasi. Kudivi rekugadzira,ISO 9001chitupa chinovimbisa kuti mugadziri wetsvimbo anotevedzera hurongwa hwekutarisira mhando hwakanyorwa hune maitiro ekudzora anoteverwa. Shibang ane chitupa cheISO 9001, uye boka rega rega retsvimbo dzepasi dzakaputirwa nemhangurainogadzirwa pasi pemhando iyi yemhando yepamusoro, ichivimbisa ukobvu hwemhangura hwakafanana, kuvimbika kwekubatanidza, uye hunhu hwemakanika mukugadzirwa kwemayuniti zviuru makumi mashanu pamwedzi.
Mashandisirwo Enyika Chaiyo: Magetsi, Zviteshi Zvidiki, Telecom, uye Njanji
Kutsanangurwa kwehukobvu hwetsvimbo yemhangura yakaputirwa nemhangura hakusi kungoitwa kwedzidziso chete. Kune mhedzisiro yakananga uye inoyerwa mumhando dzakasiyana dzekushandiswa kwezvivakwa zvakakosha. Nzvimbo yega yega yekuisa zvinhu ine matambudziko akasiyana anoda musanganiswa wakakodzera wehukobvu hwemhangura, kuchena, simba remakanika, uye kutevedzera mitemo.
Mumafekitori emagetsi nenzvimbo dzekushandisa, tsvimbo dzekuisa pasi dzinofanira kubata mafungu emagetsi anogona kusvika makumi ezviuru zveampere.electrode yepasiinofanira kuramba isina simba rakawanda mumamiriro ezvinhu akaoma kudai uku ichitsungirira makumi emakore ekusvibiswa nehunyoro hwevhu uye kurwiswa nemakemikari. Shibang copper earth rods dzine 0.254mm copper dzakasarudzwa kuti dzishandiswe kugadzira magetsi ne substation grounding kuMiddle East, Southeast Asia, neAfrica. Munzvimbo ine mamiriro ekunze emvura inopisa, system ye telecom tower grounding inoshandisa 0.254mm copper clad rods inosangana nemvura yakawanda, mvura yakawanda, uye hunyoro hwakakwira hwevhu kwemwedzi yakawanda gore rega rega. Coatings dzakatetepa dze copper dzinokurumidza kuora pasi pemamiriro ezvinhu aya, asi 0.254mm layer inopa mukana wengura unodiwa kuti urarame makore makumi matatu ekusvibiswa kwemhepo inopisa.
Masisitimu ekutumira zviratidzo zvechitima anopa rimwe dambudziko. Mumamiriro ekunze ekuchamhembe, kutenderera kwechando-kunyunguduka kunokonzera kukura kwevhu uye kupfupika izvo zvinoisa simba padanda repasi.kuwedzera kwekupisamusiyano uripo pakati pemhangura nesimbi unogona kukonzerakunetamuzvipfeko zvisina kusungwa zvakanaka. Tsvimbo yemhangura ine 0.254mm yakasungirirwa nesimbi inodzivirira kuneta uku nekuti chisungo chemolecular-level chinodzivirira kuparadzwa. Nhandare dzendege nenzvimbo dzekuchenesa mafuta dzinodawo masisitimu epasi anoshanda zvakanaka kwemakumi emakore pasina kugadziriswa, zvichiita kuti ukobvu hwetsvimbo yemhangura ive paramita yezvinodiwa. Zvigadzirwa zveShibang zvinoshanda zvese izvi, nekuwanikwa muzvimiro zveshinda dzakatwasuka, dzakati sandara, uye dzakapinza.
Kusarudza Tsvimbo Yakakodzera Yekugadzika Yemhangura Yepurojekiti Yako
Kusarudza tsvimbo yevhu yakakodzera yakaputirwa nemhangura kunosanganisira zvinopfuura kungotaura ukobvu hwemhangura hwe0.254mm. Mainjiniya nevatariri vekutenga vanofanira kufunga nezvedhayamita yetsvimbo, kureba, gadziriso yemuromo, uye kurongedza kuti zvienderane nezvinodiwa zvekuisa kwega kwega. Tsvimbo yevhu inofanirawo kubatana nehurongwa hwakakura hwevhu, hunogona kusanganisiratsvimbo dzemheni, zvishandiso zvekudzivirira kukwira kwemvura, uye zvinobatanidza masimbi.
Upamhi hwetsvimbo hunokanganisa simba remuchina uye nzvimbo yekubata ivhu. Tsvimbo ye14.2mm (5/8 inch) ndiyo sarudzo yakajairika yekushandiswa kwakawanda, ichipa mwero wekufambiswa uye nzvimbo yekubata. Pakuisa muvhu rine matombo kana rakamanikana, tsvimbo ye17.2mm kana 25mm (3/4 inch) inopa kudzivirira kukuru pakukotama panguva yekutyaira. Kureba kwetsvimbo kunotarisa kudzika kwekubata ivhu. Kureba kwakajairika kunobva pa1.2m kusvika 3.0m, ne2.4m ne3.0m zvichinyanya kushandiswa pakuisa pasi panzvimbo yemagetsi. Kugadzika kwemiromo kunokosha pakushanda zvakanaka kwekuisa. Mipendero yakapinza inopinda muvhu zviri nyore, nepo mipendero yakati sandara ichinyanya kufarirwa pakutyaira nepakati pezvikamu zvakaoma. Mipendero yakarukwa inobvumira kubatana kwezvikamu zvakawanda zvetsvimbo kuti zvifambiswe zvakadzika.
Shibang inopa sarudzo dzakazara mune yayoTsvimbo yePasi ye0.254mm Yakaputirwa neMhanguramhando yechigadzirwa. Muenzaniso weAF-G0230 kubva kuTsvimbo dzeKugadzira Pasi dzeChigadziko cheMhangura dze0.254mmNzvimbo yacho yakaputirwa muzvikamu zvezvidimbu gumi mukati memachubhu ePVC ine zvikamu makumi maviri kusvika makumi mashanu pallet imwe neimwe, yakagadzirirwa kutumirwa mumakontena kubva kumachiteshi eNingbo neShanghai. Nekukwanisa kugadzira zvikamu zviuru makumi mashanu pamwedzi, Shibang inogona kuzadzisa mapurojekiti makuru ezvivakwa pasina kunonoka. Kunze kwematanda emhangura akafukidzwa nemhangura, Shibang inogadzirawo tsvimbo dzemhangura dzakachena, tsvimbo dzesimbi dzakagadzirwa nesimbi, maelectrode epasi emakemikari, uye waya netepi zvesimbi zvakaputirwa nemhangura, zvichipa portfolio yakakwana yezvigadzirwa zvekudzivirira pasi nemheni zvemapurojekiti epasi rose ezvivakwa.
Mamiriro Ekushandisa: Magadzirirwo Esarudzo Yetsvimbo Nevhu Nemamiriro Ekunze
Kuwedzerwa kwenzvimbo yekuisa simba re132 kV munzvimbo yegungwa yeAbu Dhabi kwaida matanda ekuisa pasi aikwanisa kumira ivhu rine chloride yakawanda inodarika zvikamu 5,000 pamiriyoni. Tsanangudzo yepurojekiti iyi yaida kuti ukobvu hwematanda epasi hwakaputirwa nemhangura huve 0.254mm, zvichikonzerwa nekukwira kwehukobvu hunokonzerwa nevhu remugwenga rine munyu pamatanda emhangura akatetepa. Mushure memwedzi gumi nemisere yekutarisa kudzivirira kwevhu, timu yeinjiniya yakasimbisa kuti mhangura ye0.254mm yakaramba yakasimba apo matanda ekare e0.1mm akaratidza maburi anooneka mukati memwedzi gumi nemiviri mumamiriro akafanana.
Munzvimbo ine mvura zhinji yepakati peVietnam, mushandi wenharembozha aifanira kutsiva tsvimbo dzekuisa pasi dzakanga dzakundikana mushure memakore masere chete ekushanda. Nzvimbo yekutanga yakashandisa tsvimbo dzine 0.076mm copper coating, izvo zvakaratidza kusakwana pakusanganisa ivhu rine acidic laterite (pH 4.5 kusvika 5.5) uye kuchinja kwemwaka wemvura. Tsanangudzo yekutsiva yakagadziridzwa kusvika 0.254mm copper clad rods kubvaTsvimbo dzevhu dzakaputirwa nemhangura dzeShibang, zvichipa hupenyu hwebasa hunofungidzirwa hunopfuura makore makumi matatu kunyangwe mumamiriro ezvinhu akaoma aya.
Sisitimu yezviratidzo zvechitima iri munzira yeTrans-Siberian corridor muRussia inotarisana nedambudziko rakasiyana: kutenderera nechando kunofambisa tsvimbo dzepasi kuburikidza nemazana ezviitiko zvekuwedzera kupisa uye kusimba kwegore rega rega. Munzvimbo iyi, chisungo chiri pakati pesimbi yemhangura nesimbi yesimbi chinonyanya kukosha sehukobvu hwesimbi yesimbi. Simba rine chisungo chesimbi pahupamhi hwemhangura hwe0.254mm rinodzivirira kutsemuka kunoitika panzvimbo yesimbi yemhangura kana simba resimbi rakachipa rikasanganazve.kuwedzera kwekupisaKushushikana. Musanganiswa weukobvu hwemhangura uye kubatana kwayo kunopa simba rekudzivirira pasi kubva pakupisa kwezhizha kusvika kumamiriro echando ari pasi pe40 degrees Celsius.
Mibvunzo Inowanzo bvunzwa Nezve Kukobvu kweRombo Dzekugayiwa dzeCopper Clad
Sei ukobvu hwemhangura hwe 0.254mm huchionekwa sechiyero cheindasitiri chematanda epasi?
Ukobvu hwemhangura hwe0.254mm (0.010 inch) hwave chiyero chepasi rose nekuti hunomiririra hurefu hushoma hwekuvhara hunodiwa kuti pave nekuchengetedzwa kwengura kwakavimbika mukati memakore makumi matatu ekushanda munzvimbo dzakasiyana-siyana dzevhu pasi rose. Mitemo yakaita seIEEE Std 80uyeBS 7430tarisai chiyero ichi nekuti ruzivo rwakakura rwemunda rwakaunganidzwa kubva kuvashandi vemagetsi nevashandi vezvivakwa zvinosimbisa kuti tsvimbo dzine mhangura inosvika 0.254mm dzinochengetedza kufambiswa kwemagetsi uye kusimba kwechimiro munzvimbo dzakasiyana-siyana dzevhu, kusanganisira ivhu rine acidic, alkaline, uye saline. Kuputira kwakatetepa pasi pedanho iri kunoora nekukurumidza muvhu rine simba riri pakati nepakati, zvichikonzera kutadza kwesystem yekudzika kwevhu nguva isati yakwana uye mapurojekiti ekutsiva anodhura anovhiringidza mashandiro akakosha.
Chii chakasiyana pakati petsvimbo dzakasungirirwa nemhangura nedzakaputirwa nemhangura?
Matavi emhangura anoshandisa nzira yekuisa simbi musimbi kuti aise simbi yakatetepa, iyo inowanzo gadzira ukobvu huri pakati pe0.025mm ne0.1mm. Matavi emhangura anoshandisa nzira yekubatanidza simbi inogadzira chisungo chemorekuru chinogara chiripo pakati pesimbi yemhangura nesimbi yesimbi, zvichiita kuti ukobvu huve hwe0.254mm kana kupfuura. Chisungo chesimbi chinobvisa njodzi yekubvisa kana kutsemuka pasi pesimba remagetsi, kudedera, kana kupisa. Pakushandisa grounding yakakosha mumagetsi, substations, uye telecommunications infrastructure, kuvaka simbi yemhangura ine ukobvu hwe0.254mm kunoita kuti pave nehupenyu hwakareba uye kushanda kwemagetsi kwakasimba kupfuura dzimwe nzira dzakatetepa dzemagetsi, zvichiita kuti ive nzira inodiwa nemainjiniya pasi rese.
Tsvimbo yevhu ine 0.254mm yakaputirwa nemhangura inogara kwenguva yakareba sei muvhu rine saline?
Munzvimbo dzine ivhu rine munyu, dzakadai senzvimbo dziri kumahombekombe kana munzvimbo dzakaoma dzine munyu wakawanda, danda repasi rakaputirwa nemhangura rine 0.254mm rinowanzo shanda kwemakore makumi matatu kusvika makumi mashanu. Rutivi rwemhangura runoshanda sechidziviriro, ruchiora zvishoma nezvishoma sezvinoita 0.0025mm pagore mumamiriro emunyu ane mwero. Izvi zvinoreva kuti danda remhangura rine 0.254mm rinopa dziviriro yemakumi emakore simbi isati yaonekwa. Tsvimbo dzine machira matete, akadai se0.05mm, dzinogona kurasikirwa nemhangura mukati memakore mashanu kusvika gumi muvhu rimwe chete. Tsvimbo dzevhu dzakaputirwa nemhangura dzeShibang dzine 0.254mm mhangura uye 99.95% kuchena dzakagadzirirwa nzvimbo idzi dzinoda simba.
Ko danda repasi rakaputirwa nemhangura rinogona kushandiswa here muvhu rine matombo kana kuti rinogara kwenguva refu?
Ehe, matanda evhu akaputirwa nemhangura anoshanda zvakanaka muvhu rine matombo uye rinogara kwenguva refu. Kusasimba kwemagetsi kwakaderera kwemhangura ine hutsanana hwakanyanya (99.95%) panzvimbo ine hushanduko hwetsvimbo nevhu kunoita kuti magetsi ashande zvakanaka kunyangwe kana mafambiro evhu akaganhurirwa. Munzvimbo dzine matombo, simbi yetsvimbo inopa simba rekudhonza rinosvika 580N/mm uye kutwasuka mukati me1mm/m, zvichibvumira kutyaira nemechanical pasina kukotama kana kutsemuka. Kune nzvimbo dzinogara kwenguva refu, mainjiniya vanowanzo sanganisa matanda emhangura ane maelectrode epasi ane makemikari kana ma backfill compounds kuderedza kusasimba kwevhu. Shibang inopa matanda epasi ane copper clad uye makemikari epasi sechikamu chemhinduro yakakwana yevhu.
Ndezvipi zvinodiwa zvinodzora zvinodiwa pakushandisa tsvimbo dzepasi dzakaputirwa nemhangura?
Mitemo yakati wandei yepasi rose inotonga zvinodiwa pakugadzira simbi dzemhangura dzakaputirwa nemhangura uye zvinodiwa pamhando yezvinhu.IEEE Std 80inopa nhungamiro dzakakwana dzekugadzirisa pasi reAC substation, kusanganisira zvinodiwa nezvinhu zvema electrodes ekugadzirisa pasi anotarisana nekusagadzikana kwengura uye kugara kwenguva refu kwemakanika.BS 7430inopa kodhi yekushanda kwekugadzira ivhu muUnited Kingdom uye inonyanya kutaurwa pasi rose nezvemagadzirirwo emagetsi emhangura.NACE SP0169inodzivirira cathodic uye kudzora ngura yezvivakwa zvesimbi zviri pasi pevhu.ISO 9001Chitupa chinovimbisa kuti mugadziri anotevedzera hurongwa hwekutarisira mhando hwakanyorwa hune maitiro ekudzora anoteverwa. Mitemo iyi pamwe chete inotsanangura ukobvu hwemhangura hushoma, mhando yekubatanidza, hunhu hwemakanika, uye maitiro ekuyedza ayo tsvimbo dzepasi dzakaputirwa nemhangura dzinofanira kusangana nawo kuti dziiswe muzvivakwa zvakakosha.
Ndingasarudza sei dhayamita uye kureba kwetsvimbo yevhu yakagadzirwa nemhangura yakakodzera pabasa rangu?
Kusarudzwa kwedhayamita nehurefu hwetsvimbo yevhu zvinoenderana nekusimba kwevhu, hukuru hwemagetsi, uye mwero unoshanda. Kune akawanda mashandisirwo ezviteshi zvemagetsi nemagetsi, tsvimbo dzine dhayamita ye14.2mm (5/8 inch) uye hurefu hwe2.4m kusvika 3.0m ndidzo dzakajairika. Munzvimbo dzine kusimba kwevhu kwakanyanya, tsvimbo refu dze3.0m kana tsvimbo dzakawanda dzinofambiswa pamwe chete dzinogona kudiwa kuti dzisvike pakusimba kwevhu kwakanangana naro. Dhayamita ye17.2mm kana 25mm tsvimbo dzinopa simba guru rekushandisa muvhu rakamanikana kana rine matombo. Tsvimbo dzevhu dzakaputirwa nemhangura dzeShibang dzinowanikwa mudhayamita kubva pa14.2mm kusvika 25mm uye hurefu kubva pa1.2m kusvika 3.0m dzine sarudzo dzeshinda, dzakati sandara, kana dzakanongedza.
Jane Yang
Maneja weKutengesa, Xinchang Shibang New Material Co., Ltd.
Uyu ndiJane anobva kuXinchang Shibang New Material Co., Ltd, iyo ikambani yehunyanzvi yekugadzira zvigadzirwa zve earthing uye system yemheni kwemakore anopfuura 17. Ndiri maneja wekutengesa ane makore gumi nemaviri eruzivo mukudzivirira mheni uye kutengeserana kwekunze kwenyika. Ndinonyanya kutsigira vatengi vekunze nekutsvaga zvigadzirwa zvekudzivirira mheni uye grounding kubva kuChina, ndichipa masevhisi akazara anosanganisira kuongororwa kwemhando yepamusoro, kuronga logistics uye magwaro ese ekutumira kunze kwenyika. Ndinogona zvakare kukubatsira mukutenga zvimwe zvinhu zvine chekuita nemagetsi. Ndine hunyanzvi, ndakavimbika uye ndiri nyore kutaura newe, ndakagadzirira kukupa mhinduro dzekutenga kamwe chete.
Nguva yekutumira: Chikunguru-23-2026