- Ivhu rinoora rinoparadza matanda evhu asina kunyatsoongororwa mumwedzi, kwete makumi emakore.
- Ukobvu hwe galvanizing hunoshandiswa nekupisa hunoratidza hupenyu hwetsvimbo muvhu rine simba.
- Ivhu remumahombekombe uye remunzvimbo dzinopisa dzine acidic yakawanda rinoda zvinhu zvakawanda zvinorema zve zinc.
- Tsvimbo dzakachipa dzakagadzirwa nemagetsi dzinorasikirwa nedziviriro nekukurumidza ka3 kusvika ka5 kupfuura dzimwe dzinoshandiswa mukupisa
- Kuongororwa kwevhu nemazvo usati wasarudza kunodzivirira kutsiva minda kunodhura
- Kudzika kwekuisa uye zvinhu zvekuzadza zvinowedzera kana kupfupisa hupenyu hwebasa retsvimbo
- Tsvimbo dzemhangura nesimbi isina ngura dzinoenderana nemamiriro ezvinhu akaomarara apo zvigadzirwa zvemarangi zvinosvika padanho razvo.
Zviri Mukati
- Nei Ivhu Rinoparadza Tsvimbo Dzisina Kudhura Nekukurumidza Kupfuura Zvaunotarisira
- Chii Chinoita Kuti Ivhu Rive Nekuora? pH, Kuramba Kushanda, uye Kuumbwa Kwemakemikari
- Kudzivirira Kupisa-Kunyudza Kunodzivirira Sei Simbi Yesimbi (uye Kwainoperera)
- Mutengo Chaiwo weKukundikana kweTsvimbo yeGround muMunda
- Maitiro Ekusarudza Dombo Rakakodzera reGround rakabatidzwa kuti rishandiswe muvhu rinoora
- Maitiro Ekuisa Anowedzera Nguva Yehupenyu hweTsvimbo Yevhu
- Nguva Yekuvandudza: Copper Clad kana Stainless Steel Alternatives
- Yakagadzikwa nesimbi yemhangura kana simbi isina ngura: Kuenzanisa pakati pemativi
- Mibvunzo Inowanzo bvunzwa Nezve Kuora Kwetsvimbo Yakagayiwa
Nei Ivhu Rinoparadza Tsvimbo Dzisina Kudhura Nekukurumidza Kupfuura Zvaunotarisira
Riningura yetsvimbo yevhu yakarukwapanowanikwa panzvimbo yepurojekiti, chikonzero chikuru chinowanzo dzokera kumashure kune sarudzo yekutenga yatinoona kakawanda yaikoshesa mutengo wakaderera pane kukodzera kwezvinhu. Tinoona maitiro aya kakawanda pafekitori yedu: mukondirakita anoraira tsvimbo dzakachipa dziripo kubva kumutengesi asingadhuri, odziisa muvhu rakaoma asina kutungamirirwa nesu, uye obva atibata makore maviri kana matatu gare gare achibvunza kuti seisisitimu yekuisa pasi yakundikanabvunzo ye impedance.
Mainjiniya edu anotsanangura kuti zinc coating iri patsvimbo yevhu yakarungwa inoshanda seanode yechibayiro. Inonyanya kuora, ichidzivirira simbi iri pasi payo. Kana zinc layer yangopedzwa, simbi isina chinhu inoora nekukurumidza uye tsvimbo inorasikirwa nechimiro chayo uye kusangana kwayo nemagetsi nevhu rakatenderedza. Muvhu rakapfava rine pH isina kusimba uye hunyoro hushoma, tsvimbo dzedu dzakarungwa dzinopisa dzinogona kugara kwemakore makumi maviri kusvika makumi matatu.ivhu rinoparadzamashandisirwo, nguva iyoyo inodonha zvakanyanya.
Tinogona kutaura nezvenzvimbo yegungwa iri mudunhu rePersian Gulf inoratidza izvi zvakajeka. Ivhu riri mumahombekombe mazhinji eUAE neSaudi Arabia rine huwandu hwakawanda hwema chloride ne sulfates akanyungudutswa, ane resistivity readings yakaderera kusvika 200 ohm-centimeters. Pasi pemamiriro ezvinhu aya, takaona kuti tsvimbo yemagetsi yakatetepa inorasikirwa nedziviriro yayo ye zinc mukati memakore matatu kusvika mashanu. Simbi yacho inobva yaora nechiyero che 0.5 kusvika 1.0 millimeters pagore, zvichiita kuti ipedzwe.kutadza kwetsvimbo yevhuNguva refu zvivakwa zvainochengetedza zvisati zvasvika pakuguma kwehupenyu. Muvaki akachengetedza madhora mashoma padanda rimwe nerimwe iye zvino anotarisana nemari yekuunganidza, kuchera, kutyaira patsva, uye kuyedza patsva mutengo wakaderera kupfuura wepakutanga wekutenga.
Chikwata chedu chemainjiniya chakanyora mhedzisiro yakafanana muSoutheast Asia inopisa, uye tinogovana izvi nevatengi vedu, uko ivhu rine acidic laterite rine pH iri pakati pe3.8 ne5.0 rinonyungudutsa zinc coating nekukurumidza. Mapurojekiti muMalaysia, Indonesia, nePhilippines akatsanangura matanda akajairwa asina kuverengerwa acidity yevhu akada kutsiviwa kwematanda mukati memakore mashanu kusvika masere. Tinoona maitiro aya achidzokororwa munzvimbo dzakasiyana siyana nemarudzi evhu, uye mhedziso yedu inoramba yakafanana: mutengo wakachipa unoburitsa kutadza kunodhura zvakanyanya kana tambo isingaenderane nemamiriro enzvimbo.
Chii Chinoita Kuti Ivhu Rive Nekuora? pH, Kuramba Kushanda, uye Kuumbwa Kwemakemikari
Kuora kwevhu hakusi chinhu chimwe chete chinoyerwa. Kunobva mumhedzisiro yakabatana yezvinhu zvakawanda zvemakemikari nezvipenyu zvinosiyana zvichienderana nekudzika, mwaka, nenzvimbo. Tinobatsira mainjiniya nevanotsanangura kuti zvinhu izvi zvinokwanisa sei kusarudzwa.tsvimbo yevhu yakabatidzwakune chero saiti yakapihwa.
pH yevhu uye Zinc Kunyungudika Kwemvura
mwero wepHinodzora nharaunda yemakemikari yakakomberedza tsvimbo. Ivhu rine acidic rine pH iri pasi pe5.5 rinonyungudutsa zinc kuburikidza nekurwiswa zvakananga nemakemikari, zvichigadzira munyu we zinc unonyunguduka unosuka uye unoburitsa simbi itsva kuti iwedzere ngura. Ivhu re alkaline rine pH iri pamusoro pe9.0 rinoumba jira re zinc oxide rinodzivirira ngura, asi kuvapo kwe carbonate yakawanda kana ammonia muvhu re alkaline kunogona kukanganisa dziviriro iyi. Tinoona kuti ivhu risingapindi (pH 6.0 kusvika 8.0) rinopa nharaunda yakapfava ye zinc coating yedu.
Kuramba kwevhu uye mwero wekuora
Kudzivirira ivhuinoyera kugona kwevhu kufambisa magetsi uye inoenderana nehunyoro uye huwandu hwemaion akanyungudutswa. Kusasimba kwakaderera (pasi pe1000 ohm-centimeters) kunoratidza hunyoro hwakawanda uye munyu wakanyungudutswa, izvo zvese zvinokurumidzisa ngura yetsvimbo yakagadzika. Kusasimba kwakakwirira (pamusoro pe5000 ohm-centimeters) kunoratidza ivhu rakaoma, jecha, kana matombo uko ngura inoenderera zvishoma nezvishoma. TinoshandisaASTM G57 standard, iyo inotsanangura nzira yeWenner ine mapini mana iyo inoramba iriyo chiyero cheindasitiri chekuyera simba rekudzivirira simba remumunda, uye tinokurudzira vatengi vedu kuti vatevere.
Kurwiswa kweChloride, Sulfate, uye Organic Acid
Kuumbwa kwemakemikariinopedzisa mufananidzo. Maion echloride anorwisa zinc coatings zvakananga, zvichiita kuti ngura inopinda mu zinc layer panzvimbo dzakasiyana uye isvike pakati pesimbi nekukurumidza kupfuura ngura yakafanana pamusoro. Mabhakitiriya anoderedza sulfate muvhu rine anaerobic rakazara nemvura anoburitsa hydrogen sulfide, iyo inopindirana ne zinc kugadzira zinc sulfide, chinhu chisingadziviriri. Organic acids muvhu rine peat ne humus inonyungudutsa zinc kuburikidza ne chelation, uye tinotsanangura izvi mukukurudzira kwedu. Chikwata chedu kuShibang chinoongorora data remakemikari evhu kubva kunzvimbo dzevatengi kuti rienderane nezvinodiwa netsvimbo yedu yekuputira nengozi chaiyo yekuvhuvhuta. Tinoramba kuvimba nefungidziro dzehukuru humwe chete nekuti ruzivo rwedu runoratidza kuti nzvimbo yega yega yakasiyana.
Cherechedzai yeUinjiniya:Munzvimbo dzekuchamhembe kweEurope dzinotonhora nechando, kutenderera kwechando-kunyunguduka kunounza imwe nzira yekuora. Sezvo mvura yevhu ichioma nechando uye ichikura, inokonzera kushushikana kwemuchina pamusoro petsvimbo iyo inogona kupwanya zinc layer. Kana ivhu ranyunguduka, hunyoro hunopinda mumakatsemuka aya uye hunokurumidza ngura munzvimbo iyoyo. Mapurojekiti muFinland, Norway, nekuchamhembe kweCanada anoda tsvimbo dzine zinc coating yakakora uye nzira dzekutyaira dzinochinjika kudzivirira kupwanya galvanized layer panguva yekuisa muvhu rakaomesesa zvishoma.
Kudzivirira Kupisa-Kunyudza Kunodzivirira Sei Simbi Yesimbi (uye Kwainoperera)
Kuisa galvanizing inopisa kunogadzira chisungo chesimbi pakati pezinc nesimbi nekunyudza tsvimbo yesimbi yakagadzirwa mubhavhu rezinc yakanyungudutswa panopisa anenge 450 degrees Celsius. Maitiro aya anogadzira chimiro che multilayer coating: chikamu chekunze chezinc yakachena, chikamu chepakati chezinc-iron alloy, uye chikamu chesimbi. Tinosimbisa chimiro ichi nekuti chakakosha pakudzivirira ngura: zvikamu zve alloy zvakaoma uye zvinodzivirira ngura kupfuura zinc yakachena chete, ndosaka tsvimbo dzedu dzichipfuura dzimwe nzira dzakatetepa dze electro-galvanized.
Maitiro Ekugadzira Huremu Hwekupfeka uye Maitiro Edu Ekugadzira
Kufekitori yedu, tinoteveratsvimbo yekudzika yakabatidzwa inopisazviyero zvekugadzira zvinopa huremu hwekufukidza hwe550 g/m2 kana kupfuura, nehukobvu hwakajairika hwema microns 70 kusvika 80. Izvi zvinomiririra kuvandudzika kukuru pamusoro pema coatings ane electro-galvanized, ayo anowanzova pakati pema microns mashanu kusvika gumi nemashanu. Tinoona musiyano mukuru munguva yekurarama kwetsvimbo yepasi yakabatidzwapakati pemaitiro maviri aya: tsvimbo dzedu dzinopisa dzinogara dzichipa makore gumi nemashanu kusvika makumi maviri nemashanu ekushanda muvhu rinoora zvine mwero, nepo tsvimbo dzakagadzirwa nemagetsi muvhu rimwe chete dzichisvika pakuguma kwehupenyu mumakore matatu kusvika manomwe.
Mechanism yeZinc yeChibairo cheAnode
Nzira yekudzivirira chibayiro inoshanda kuburikidza nekushanda kwemagetsi. Zinc ine simba remagetsi risina kunaka kupfuura simbi, saka kana simbi dzese dziri muvhu rakanyorova (electrolyte), zinc inoora zvakanyanya uye simbi inoramba yakachengetedzwa nemagetsi.mhedzisiro yeanode yezvibayiroInodzivirira simbi kunyangwe padiki kana padiki kana paine zinc coating, inova mukana mukuru pane zvinovhara chete zvakaita sependi kana epoxy.
Tinojekesa kuti galvanizing inodzikira papi, iri munzvimbo dzakaoma zvikuru. Muvhu rine huwandu hwechloride huri pamusoro pe500 ppm, pH iri pasi pe4.0, kana resistivity iri pasi pe200 ohm-centimeters, kunyangwe coating yakakora yehot-dip inopera nekukurumidza. Rodhi yedu yeQ235 steel core galvanized earth rod inodzivirira matambudziko ekuora zvine mwero zvinobudirira, asi tinogara tichiudza vatengi vedu chokwadi: kana data revhu rikapinda munzvimbo dzine hukasha, rodhi dzemhangura dzakaputirwa kana kuti dzisina ngura dzinopa hupenyu hwakareba. Mhinduro yedu yechokwadi yeinjiniya ndeyekuenzanisa zvinhu zverodhi nekuoma kwekuora. Hatimbofi takatengesa zvigadzirwa zvegorodhi zvakanyanya munzvimbo dzavanozoodzwa mwoyo.
Mutengo Chaiwo weKukundikana kweTsvimbo yeGround muMunda
Tinozviziva izvozvokutadza kwetsvimbo yevhuKashoma kutaura nezvenyaya iyi, asi mhedzisiro yacho inopinda mumabhajeti emapurojekiti, purogiramu, uye zvinyorwa zvekutevedzera mitemo yekuchengetedza. Kana sisitimu yekumisa pasi ikarasikirwa nezvinodiwa zvayo zvekumisa, nzvimbo yainodzivirira inotarisana nenjodzi yakawedzerwa kubva pakurohwa nemheni, mafungu emagetsi, uye kuburitswa kwesimba. Masangano anotonga munzvimbo zhinji anoda magwaro ekudzivirira pasi, uye bvunzo isina kubudirira inoita kuti pave nekugadzirisa kwakakodzera.
Vatengi vedu vanotiudza kuti mari inoshandiswa pakutsiva tsvimbo dzevhu dzine ngura inosanganisira vashandi vekuchera, kutenga tsvimbo itsva, kufambisa michina yekutyaira kana yekuboorera, uye kuyedza zvakare. Muruzivo rwedu rwekutsigira vatengi vekune dzimwe nyika nekuisa zvinhu zvakakura, mutengo wekutsiva tsvimbo imwe neimwe unobva pa5 kusvika ku15 mutengo wekutenga tsvimbo yekutanga, zvichienderana nekupinda panzvimbo yacho nemamiriro epamusoro. Tsvimbo yakaiswa pasi pesimende yekongiri kana pamusoro peasphalt inoda kupwanywa nekudururwazve, izvo zvinowedzera mutengo wacho.
Tinoona kuti mari dzisingatariswe dzinowanzo pfuura dzakananga. Nhare yekutaurirana inokundikana kuongororwa kwayo kwegrounding inogona kusangana nemutemo wekudzima kusvika sisitimu yapasa bvunzo zvakare. Nzvimbo yedata ine grounding yakaora inowana kutadza kwemidziyo nekuda kwemagetsi enguva pfupi. Fekitori yemaindasitiri isina grounding yakakwana inoona zvikanganiso zvemidziyo uye zvikanganiso zvemagetsi. Kukanganiswa uku kwekushanda kunogara kwenguva refu uye kunodhura kupfuura kutsiva tsvimbo chaiyo.
MuSaudi Arabia, takashanda pamwe chete nemukondirakita akaisa tsvimbo dzemagetsi papurazi rezuva muvhu remugwenga riri pamhenderekedzo yegungwa tisina kutanga tabvunza timu yedu. Mukati memakore mana, kuvharwa kwesystem yekumisa pasi kwakanga kwakwira kupfuura muganho wezvinodiwa nekuda kwedambudziko guru.ngura yetsvimbo yevhu yakarukwa. Chirongwa chekutsiva chaida kuti vashandi vekuisa vaunganidzwezve, kupinza marodhi matsva, uye kuronga kuvharwa kwemazuva gumi umo solar array yaishanda isina dziviriro yakakwana yekukwira kwemvura. Mari yese yekutsiva yaipfuura bhajeti rekutanga rekudzika nechikamu chesere. Takaudza mutengi kuti mhedzisiro iyi yaigona kudzivirirwa zvachose nekuongororwa kwevhu kwakakodzera uye kutsanangurwa kwezvinodiwa nekambani yedu.tsvimbo yevhu yakagayiwanehukuru hwakakodzera hwekuputira kubva pakutanga.
Maitiro Ekusarudza Dombo Rakakodzera reGround rakabatidzwa kuti rishandiswe muvhu rinoora
Kutsanangurwa kwematanda evhu anogadzirwa nesimbi anogadzira ivhu rinoora kunotanga nekuferefeta nzvimbo yacho uye kunopera negwaro rekutenga rinobatanidza huremu hwematanda evhu nematanho evhu akayerwa. Chikwata chedu cheShibang chinotevedzera nzira yatakagadzirisa kwemakore gumi nemanomwe ekupa zvigadzirwa zvedu zvevhu kumapurojekiti epasi rose, uye tinozvigovana pachena nevatengi vedu.
Kuongororwa kwevhu uye Kupatsanurwa kweKuora
Danho 1: Kuedzwa kweIvhu.Ita bvunzo dzekudzivirira zvirimwa pakadzika kwakasiyana-siyana uchishandisa nzira yeWenner (ASTM G57). Unganidza mienzaniso yevhu pakadzika kwakarongwa kwetsvimbo kuti uongorore pH, chloride, sulfate, uye organic acid murabhoritari. Edza pamamiriro ekunze akaoma uye emvura kana nzvimbo yacho ine monsoon kana mwaka wemvura.
Danho rechipiri: Kupatsanura Kuora.Tinoisa muzvikamu kusimba kwevhu tichishandisa mitemo yakatarwa.NACE Yepasiroseinopa gwara kuburikidza neSP0169, ukuwoIEC 62561Ivhu rinoonekwa serinoparadza zvakanyanya rinoda humbowo hwakasiyana nehwevhu rinoparadza zvishoma.
Kusarudza Kurema Kwekupfeka uye Dhayamita Yetsvimbo
Danho rechitatu: Kusarudza Kurema Kwekuputira.Enzanisa huremu hwezinc coating nehuremu hwengura. Tinokurudzira:
- Ivhu rinoparadza zvishoma(pH 6-8, resistivity >3000 ohm-cm): Kuvhara kwakajairika kwekupisa-kunyura kwe460 g/m2
- Ivhu rinoparadza zvine mwero(pH 5-6 kana resistivity 1000-3000 ohm-cm): Kuvhara kwakanyanya kwekupisa-kunyika kwe550 g/m2
- Ivhu rinoparadza zvakanyanya(pH <5 kana resistivity <1000 ohm-cm): Funga nezve copper clad kana stainless steel
Danho rechina: Dhayamita uye Kureba.Tinokurudzira tsvimbo yakakora nekuti inopa dziva rezinc rinorema, zvichiwedzera hupenyu hwebasa. Dhayamita dzakajairika dzinotangira pa14 mm kusvika 20 mm, nehurefu hunobva pa1.5 metres kusvika 3.0 metres. Muvhu rine ngura zvakanyanya, kuwedzera kubva pa14 mm kusvika 17.2 mm dhayamita kunowedzera hupenyu hwebasa hune chinangwa nekuti zinc yakakora inotora nguva yakareba kuti ipere.
Danho rechishanu: Kunyora magwaro.Tinogara tichida zvitupa zvemugayo zvinosimbisa huremu hwekuputira, giredhi resimbi, uye kutevedzera mwero we galvanizing wezvigadzirwa zvedu. Fekitori yedu inopa ISO 9001:2008 uyeChitupa cheULmagwaro ane zvese zvinotumirwatsvimbo dzesimbi dzakagadzirwa nesimbi dzakagadzirwa nesimbi, zvichiita kuti vatengi vedu vakwanise kuteverwa kubva pazvinhu zvakagadzirwa kusvika kune zvakagadzirwa.
Maitiro Ekuisa Anowedzera Nguva Yehupenyu hweTsvimbo Yevhu
Tinoyeuchidza vatengi vedu kuti kunyange tsvimbo yevhu yakagadzirwa zvakanaka ichaita zvisina kunaka kana kuiswa kwayo kukakuvadza zinc coating kana kuisa tsvimbo mumamiriro ezvinhu anokurumidza ngura. Ruzivo rwedu mumakondinendi akasiyana-siyana rwakatidzidzisa kuti kunaka kwekuisa kunokonzera kusiyana kukuru kwehupenyu hwekushanda kwetsvimbo yevhu.
Kudzika Kwekutyaira uye Dziviriro Yetsvimbo
Nzira yekutyaira.Tinokurudzira kushandisa chivharo chekutyaira kana chidziviriro chetipi patinorovera tsvimbo yedu muvhu. Kurova nehammer zvakananga kumucheto wetsvimbo kunogona kuomesa zinc coating uye kugadzira simbi yakafumurwa pamusoro petsvimbo. Muvhu rine matombo, tinokurudzira kubhoorera gomba remuchina wepilot pachine nguva pane kumanikidza tsvimbo yedu kupfuura nepazvipingamupinyi zvinokwenya zinc layer. Tinosanganisira matipi ekutyaira netsvimbo dzedu kuti tibatsire vanoisa kuchengetedza coating panguva yekutyaira.
Zvinhu zvekugadzirisa kumashure.Ivhu rakatenderedza tsvimbo rinonyanya kukanganisa ngura. Mumamiriro evhu ane simba, kuzadza gomba retsvimbo nezvinhu zvisingadziviriri simba zvakaita sevhu rebentonite kana kongiri inofambisa mvura kunoita kuti tsvimbo igare ichidzivirira. Kuzadza gomba uku kunoderedza kusangana kwetsvimbo nemakemikari evhu emuno ukuwo kuchichengetedza kubatana kwemagetsi kunodiwa kuti ivhu rishande zvakanaka.Muyero weIEEE 80inopa gwara rekugadzira sisitimu yekumisa pasi inosanganisira zvinhu zvekuisa pasi.
Kudzika uye Kurongeka.Tinorayira vanoisa kuti varovere tsvimbo yedu kusvika pakadzika zvakakwana kuitira kuti pamusoro petsvimbo pagare 150 mm pasi pegiredhi rapera. Zvigadziko zvetsvimbo zvakaratidzwa zvinoora nekukurumidza panzvimbo inopindirana nevhu nemhepo uko hunyoro neokisijeni zvinogadzira sero rengura rakasiyana. Kuisa kwakamira kunowanzoita zvakanaka kupfuura makona anofambiswa nekuti kunoisa muromo wetsvimbo mumamiriro evhu akadzika uye akagadzikana.
Nzira dzekubatanidza nekudzosera mari mu backfill
Dziviriro yeKubatanidza.Kubatana pakati petsvimbo yepasi nedanho repasi kunomiririra nzvimbo isina kusimba kana ikasiyiwa pachena. Tinokurudzira kuisa tepi inorwisa ngura kana sleeve yekupisa pamusoro pechinobatanidza michina kudzivirira kupinda kwehunyoro. Mufekitori yedu, tinogadzira tsvimbo dzine tambo dzakasungirirwa dzinobvisa dambudziko rengura yejoini zvachose nekupa nzvimbo yekubatanidza yakagadzirwa nefekitori, yakagadzirwa negalvanized.
Nguva Yekuvandudza: Copper Clad kana Stainless Steel Alternatives
Tinotenda kuti matanda evhu akagadzirwa nesimbi anoshanda zvakanaka pakushandiswa kwevhu. Muvhu rine simba rekuita ngura riri pakati nepakati, matanda emagetsi akagadzirwa nesimbi anopisa anonyatsoita basa rakanaka nemutengo wakaderera pane wemhangura kana dzimwe nzira dzisina ngura. Zvisinei, kune matanho akajeka ekugadzira apo kukwidziridzwa kwechinhu chinodzivirira ngura kunounza mhedzisiro iri nani kwenguva refu.
Tsvimbo dzeCopper Clad dzeIvhu Rinokakavara
Tsvimbo dzakaputirwa nemhangurashandisa jira remhangura rakabatana nemamorekuru pamusoro pesimbi yakasimba. Rajira remhangura rinodzivirira ngura munzvimbo dzine acidic uye chloride yakawanda uko zinc coatings inopera nekukurumidza. Rodhi yakaputirwa nemhangura inowanzo shanda kwemakore 30 kusvika 40 mumamiriro evhu izvo zvinoderedza matanda akaputirwa kusvika makore 8 kusvika 12. Rajira remhangura rinochengetedzawo kudzivirira kwevhu kwakaderera uye kwakasimba nekufamba kwenguva, izvo zvinobatsira kuiswa kwemagetsi kwakasimba.
Simbi Isina Zvisimbiso Yenzvimbo Dzakanyanya Kuipa
Tsvimbo dzesimbi dzisina ngura(magiredhi 304 ne316) anopa simba rekudzivirira ngura zvakanyanya pakati pezvinhu zvesimbi zvinoshandiswa pakugadzira grounding rod. Simbi isingatsvi yeGiredhi 316 inodzivirira huwandu hwechloride hunoparadza zinc nemhangura, zvichiita kuti ive sarudzo inosarudzwa pamapuratifomu ekunze, mafekitori emakemikari egungwa, uye zvivakwa zvemugungwa. Tinoona kuti mutengo wekuchinjana ndewekuti: tsvimbo dzisingatsvi dzinowanzo dhura ka4 kusvika ka8 kupfuura zvinhu zvedu zvesimbi.
Tinopa mazano kune vatengi vedu kuti vashandise hurongwa hwesarudzo huri nyore: sarudza matanda esimbi kana data rekuyedza ivhu richitsigira hupenyu hwebasa hunoenderana nehupenyu hwekugadzira zvivakwa. Kana data revhu rinoratidza mamiriro ekunze akasimba angada kutsiviwa nematanda mukati menguva yepurojekiti, kuenzanisa kwemitengo kunochinja kuenda kune matanda emhangura kana asina tsvina. Chikwata chedu chinopa ongororo iyi sechikamu cherutsigiro rwedu rweinjiniya rwekutanga kutengesa, uye tinopa zvese zvitatu zvezvinhu kubva mumhando yezvigadzirwa zvedu paXinchang Shibang.
Yakagadzikwa nesimbi yemhangura kana simbi isina ngura: Kuenzanisa pakati pemativi
Tafura iri pazasi inotsanangura mashandiro akakosha uye mutengo wezvinhu zvitatu zvikuru zvetsvimbo yevhu. Tinokukurudzira kuti ushandise izvi senzvimbo yekutanga pakusarudza zvinhu, asi tinogara tichikurudzira kusimbisa nedata rechokwadi rekuyera ivhu kubva panzvimbo yako yepurojekiti.
| Pfuma | Hot-Dip kwakakurudzira | Chifukidzo chemhangura | Simbi isina ngura |
|---|---|---|---|
| Zvinhu Zvikuru | Simbi yeKabhoni Q235 | Simbi Yakasimba Zvikuru | 304/316 Isina Chinovhara |
| Kupfeka/Kuumbwa | Zingi, 45-80 microns | Mhangura, 250+ microns | Chiwanikwa chakasimba |
| Hupenyu hwebasa (Ivhu Rakapfava) | Makore makumi maviri kusvika makumi matatu | Makore 30-40 | makore anopfuura makumi mana |
| Hupenyu hwebasa (Ivhu Rinoparadza) | Makore 8-15 | Makore 25-35 | Makore 35-50 |
| Kuramba kweChloride | Yakaderera kusvika Pakati Nepakati | Kugona | Zvakanakisa |
| Kuramba Ivhu Rine Acid | Zvakaderera | Kugona | Zvakanakisa |
| Mutengo Wakaenzana | 1.0x (yekutanga) | 2.0-3.0x | 4.0-8.0x |
| Kushandiswa Kwakanakisisa | Kugadzira ivhu muvhu riri pakati nepakati | Zvivakwa zvechigarire muvhu rine simba | Nzvimbo dzemugungwa, dzemakemikari, uye dzakaipisisa |
Cherechedzai yeShibang Factory:Tinogadzira mhando dzose nhatu dzetsvimbo panzvimbo yedu yeXinchang.Tsvimbo yepasi yakabatidzwa nesimbi yeQ235inopa mashandiro akavimbika ekushandisa ivhu. Kune vatengi vanotarisana nengura yakanyanya muvhu, tinopa simbi dzakaputirwa nemhangura pamwe chete nesimbi yedu yakarukwa. Bata timu yedu yeinjiniya neruzivo rwenyu rwekuongorora ivhu, uye isu tichakurudzira chigadzirwa chakakodzera mamiriro enzvimbo yenyu.
Mibvunzo Inowanzo bvunzwa Nezve Kuora Kwetsvimbo Yakagayiwa
Mudonzvo wevhu wakarungwa unogara kwenguva yakareba sei muvhu rinoora?
Nguva yehupenyu hwetsvimbo yakagayiwa muvhu rinoora inoenderana zvakanyanya nehuremu hwezinc coating, chemistry yevhu, uye mwero wehunyoro. Tsvimbo yakajairwa yemagetsi ine zinc layer yakatetepa inogona kuratidza ngura inoonekwa mukati memakore maviri kusvika mashanu munzvimbo dzine ivhu rinopisa dzakadai senzvimbo dzine chloride yakawanda mugungwa kana acidic tropical laterite. Tsvimbo dzakagayiwa dzinopisa dzine huremu hwe550 g/m2 kana kupfuura dzinowanzo shanda kwemakore gumi nemashanu kusvika makumi maviri nemashanu mumamiriro ezvinhu ane ivhu rinoora zvine mwero. Muvhu rine ivhu rinopisa, kunyange tsvimbo dzakagayiwa dzinopisa dzinogona kuda kutsiviwa mukati memakore gumi kusvika gumi nemaviri. Chikwata chedu chemainjiniya kuShibang chinokurudzira kuita ongororo yekudzivirira ivhu uye pH vasati vasarudza chero chigadzirwa chetsvimbo yakagayiwa. Tinogadzira tsvimbo dzakagayiwa dzinopisa dzine ukuru hwezinc hwakafanana kuti tipe vatengi vedu hupenyu hwebasa hunogoneka mumunda.
Ndeupi musiyano uripo pakati petsvimbo dzevhu dzakagadzirwa nemagetsi nedzinonyungudutswa nekupisa?
Kuisa simbi mumagetsi kunoisa zinc yakatetepa pamusoro pesimbi kuburikidza ne electrolytic process, kazhinji zvichiita kuti pave ne coating thick ye 5 kusvika 15 microns. Kuisa simbi mu "hot-dip galvanizing" kunonyudza simbi mu "melt zinc" pa 450 degrees Celsius, zvichiita kuti pave ne coating ye 45 kusvika 80 microns kana kupfuura zvichienderana nenguva yekunyudza uye process parameters. Kuisa simbi mu "hot-dip" kwakakora kunoita kuti pave ne metallurgical bond pakati pe zinc ne steel substrate, iyo inodzivirira kusvuuka uye inopa dziviriro kwenguva yakareba. Mufekitori yedu, tinoisa hot-dip galvanizing ku "ground rods" dzedu; zinc layer yakakora, ine bonded inoshanda zviri nani muvhu rinoora. "Electro-galvanized rods" inotaridzika yakafanana pamusoro asi inokurumidza kukuvara pasi pevhu, zvichiita kuti ground rod isashande zvakanaka.
Ndingaedza sei kuora kwevhu ndisati ndasarudza danda rekugadzika?
Kuyedzwa kwekuora kwevhu kunosanganisira kuyera pH, resistivity, hunyoro, chloride concentration, uye sulfate levels padanho rekuisa. Kuyedzwa kweWenner four-pin ivhu resistivity kunopa kuverenga kwekutanga kwe resistivity, ukuwo kuongororwa kwerabhoritari kwemasampuli evhu kuchiratidza kuumbwa kwemakemikari. ANSI/NACE SP0169 standard neIEEE 80 zvinotungamira nzira dzese dzekusarudza kurwa kwevhu. Ivhu rine resistivity riri pasi pe1000 ohm-centimeters, pH iri pasi pe5.5, kana chloride yakawanda rinoonekwa serinoora zvakanyanya. Tinopa mazano kune vatengi vedu kuti vaite bvunzo idzi pakadzika kwakasiyana-siyana, sezvo chemistry yevhu ichichinja sezvaunowedzera kudzika. Chikwata chedu chekutengesa kuShibang chinoshandisa data revhu kubva panzvimbo yemutengi kukurudzira huremu hwakakodzera hwekuputira uye zvinhu zvetsvimbo, zvichiita kuti galvanized ground rod ienderane nemamiriro chaiwo emunda pane kuvimba nezvinodiwa.
Matavi evhu akarungwa anogona kushandiswa here munzvimbo dziri kumahombekombe?
Matavi evhu akagadzirwa nesimbi anoshanda munzvimbo dziri pamhenderekedzo yegungwa, asi hupenyu hwawo hwekushanda hunoderera zvakanyanya kana tichienzanisa nekuisa mukati menyika. Ivhu regungwa nemvura yepasi pevhu zvine huwandu hwakawanda hwe chloride ions, izvo zvinorwisa zinc coating zvine simba uye zvinokurumidzisa galvanized ground rod corrosion. Muruzivo rwedu rwekupa mapurojekiti muMiddle East neSoutheast Asia, takaona matavi emagetsi akachekwa nesimbi akatetepa achikundikana mukati memakore matatu muvhu regungwa rine chloride yakawanda. Matavi emagetsi akagadzirwa nesimbi inopisa ane zinc coating inorema anoshanda zviri nani asi achiri kuda kutariswa uye kutsiviwa pakupedzisira. Kune zvivakwa zvegungwa zvechigarire zvakaita se substations uye offshore platform grounding, timu yedu yeinjiniya inowanzo kurudzira kuvandudzwa kune dzimwe nzira dzesimbi dzisina mhangura kana dzisina ngura. Zvisinei, kune zvekuisa kwenguva pfupi kana mapurojekiti ane nguva yakatarwa yebasa, tsvimbo yedu yekudzika nesimbi inopisa ine zinc ukobvu hwakanyanya inopa mhinduro inoshanda uye inodhura.
Ndeupi huremu hwezinc coating hwandinofanira kutaura kana ivhu rakasimba?
Kune ivhu rine simba, tinokurudzira huremu hwepamusoro hwe galvanized coating ye 550 gramu pa square meter (g/m2), iyo inoenderana ne 80 microns ye zinc thickness. Izvi zvinoenderana nezvinodiwa zvakatsanangurwa muzviyero zvakaita se ISO 1461 ne ASTM A123. Mumamiriro ezvinhu ane ngura zvakanyanya akadai sevhu remahombekombe rine chloride yakawanda kana acidic peat bogs, kutsanangura 610 g/m2 kana kupfuura kunopa imwe mari. Q235 steel core galvanized earth rod yedu kuShibang inoshandisa nzira inodzorwa yekupisa-dip kuti iwane huremu hwekuvhara hunoenderana pane yega yega batch yekugadzira. Tinoedza ukobvu hwekuvhara pa lot yega yega tichishandisa nzira dze magnetic gauge uye tinopa zvitupa zvemill pakutumira kwega kwega. Kutsanangura huremu hwekuvhara hwakakodzera padanho rekutenga kunodzivirira mutengo wakakwira wekutsiva tsvimbo dzakakundikana mushure mekuiswa.
pH yevhu inokanganisa sei hupenyu hwetsvimbo yevhu yakabatidzwa?
pH yevhu inokanganisa zvakananga mwero unonyungudika zinc coating paground rod. Muvhu rine acidic yakawanda (pH iri pasi pe4.5), hydrogen ions inobata zvine simba ne zinc layer, ichiinyungudutsa nekukurumidza uye ichiisa simbi mukati mengura. Muvhu rine alkaline (pH iri pamusoro pe8.5), zinc inoumba passive oxide layer inononoka ngura, asi huwandu hwakawanda hwecarbonate kana sulfate muvhu rine alkaline hunogona kukonzera nzvimbo yacho. Zinc coating inoshanda zvakanaka muvhu risina neutral (pH 6 kusvika 8) uko mwero wekunyungudika unoramba wakaderera uye patina inodzivirira inoramba iripo. Fekitori yedu inodzora maitiro e galvanizing kuti igadzire yunifomu zinc-iron alloy layer inodzivirira acidity attack zviri nani pane pure zinc coatings. Tinokurudzira vatengi kuti vabatanidze data re pH yevhu nekuyera resistivity uye chloride kuti vawane mufananidzo wakazara wenzvimbo yekuora vasati varaira.
Ndinofanira kuchinja rini kubva pakushandisa simbi dzakagadzirwa nesimbi dzakagadzirwa nemhangura?
Sarudzo yekuchinja kubva pamatanda evhu akaputirwa nemhangura kuenda kumatanda evhu akaputirwa nemhangura inoenderana nehupenyu hwebasa hunodiwa, kuoma kwengura yevhu, uye bhajeti yepurojekiti. Kana kuyedzwa kwevhu kukaratidza kusimba kuri pasi pe500 ohm-centimeters pamwe chete nehuwandu hwakawanda hwechloride kana sulfate, matanda evhu akaputirwa nemhangura anogona kusapa hupenyu hwebasa hwemakore makumi maviri nemashanu hunodiwa nezvinodiwa nevakawanda. Matavi akaputirwa nemhangura anoshandisa jira remhangura rakasungirirwa nemamorekuru pamusoro pesimbi, zvichipa kudzivirira ngura kwakanaka muvhu rine simba ukuwo zvichichengetedza simba resimbi. Muruzivo rwedu rwekutsigira mapurojekiti munzvimbo dzinopisa dzeSoutheast Asia neMiddle East dziri pamhenderekedzo yegungwa, matanda akaputirwa nemhangura anogara makore makumi matatu kusvika makumi mana mumamiriro ezvinhu apo matanda akaputirwa nemhangura anokundikana mumakore masere kusvika gumi nemaviri. Tinokurudzira matanda akaputirwa nemhangura kune zvivakwa zvechigarire zvakaita semagetsi, nzvimbo dzedata, uye nhare dzekutaurirana uko kutsiva matanda evhu mushure mekushanda kwaizokanganisa uye kunodhura.
Chii chinokonzera kutadza kushanda kwetsvimbo yevhu mumunda nguva isati yakwana?
Kukundikana kwetsvimbo yevhu isati yasvika kunowanzo kukonzerwa nekusawirirana pakati pezvinodiwa netsvimbo nemamiriro chaiwo evhu panzvimbo yekuisa. Zvikonzero zvikuru zvatinosangana nazvo zvinosanganisira ukobvu hwezinc coating husina kutsanangurwa zvakanaka hwemakemikari evhu, kushandiswa kwetsvimbo dzakagadzirwa nemagetsi apo zvinhu zvinopisa zvinodiwa, kuiswa zvisina kunaka kunokuvadza zinc coating panguva yekutyaira, uye kutadza kufunga nezvekushanduka-shanduka kwehunyoro hwemwaka kunobatanidza zvinhu zvinoparadza pedyo nepamusoro petsvimbo. Kukuvara kwemuchina panguva yekuisa, sekurovera tsvimbo nepanyika ine matombo pasina muromo wekutyaira, kunogona kubvisa zinc coating panzvimbo yekubata, zvichigadzira cell yengura. Munzvimbo dzekuchamhembe kweEurope, magadzirirwo echando-kunyunguduka anokonzera kufamba kwevhu kunomanikidza tsvimbo uye kunogona kupwanya zinc layer. Chikwata chedu chehunyanzvi kuShibang chinopa gwara rekuisa nehurongwa hwese hwekubatsira vatengi vedu kudzivirira nzira idzi dzekutadza kudzivirirwa.
Jane Yang
Maneja wekutengesa kuXinchang Shibang New Material Co., Ltd.
Uyu ndiJane anobva kuXinchang Shibang New Material Co., Ltd iyo iri fekitori yehunyanzvi yekugadzira zvigadzirwa zve earthing uye lightning system kwemakore anopfuura gumi nemanomwe.
Ndiri maneja wekutengesa ane makore gumi nemaviri eruzivo mukudzivirira mheni uye kugadzirisa kutengeserana kwekunze.
Ini ndinonyanya kubatsira vatengi vekune dzimwe nyika nekutsvaga zvigadzirwa zvekudzivirira mheni uye zvekudzivirira pasi kubva kuChina, ndichipa mabasa akazara anosanganisira kuongororwa kwemhando yepamusoro, kuronga mafambiro emagetsi uye magwaro ese ekutumira kunze kwenyika. Ndinogona zvakare kukubatsira kutenga zvimwe zvinhu zvine chekuita nemagetsi.
Ndine hunyanzvi, ndakavimbika uye ndiri nyore kutaura newe, ndakagadzirira kukupa mhinduro dzekutenga zvinhu kamwe chete.
Nguva yekutumira: Chikunguru-30-2026