Kuwanda kwechloride mukongiri kunokurumidza ngura yesimbi inosimbisa, zvichikanganisa ma oxide ekudzivirira uye zvichikonzera ngura inowanikwa munzvimbo imwe chete. Kuwanda kwechloride inodarika 0.4% nehuremu hwesimende kunokonzera ngura yekusimbisa, zvichideredza kugara kwenguva refu kwechimiro uye zvichikonzera kurasikirwa kukuru kwesimbi pakati pezvikamu. Kuonekwa uye kuyera ma chloride kwakakosha pakuchengetedza hupenyu hwezvivakwa.
huwandu hwechloride mukongiri
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Nzira dzeChloride Corrosion
Maion echloride anopinda mukongiri kuburikidza nekupararira, kunyudzwa kwe capillary, uye convection. Kuonekwa pamusoro, kutsemuka, kana kuora kwe coating kunokurumidza kupinda kwe chloride. Kuwanda kwe concentration kunoita kuti chloride ifambe. Kutsemuka kunobva mumitoro yemakanika kunoshandura nzira dzekutakura uye kunowedzera njodzi yengura.
Kuunganidzwa kwechloride panzvimbo yesimbi nekongiri kunokurudzira kubviswa kwesimba remhepo munzvimbo imwe chete. Firimu repasipo reoxide rinotyoka, zvichiita kuti ngura itange. Huwandu hwechloride yengura hunoenderana ne pH yekongiri uye kupenya kwemvura. Tsvagiridzo inoratidza kuti ngura inotanga pahuwandu hwechloride hwakaderera se 0.2–0.4% nehuremu hwesimende kana kupenya kwemvura kwakakwira.
Kuongororwa kwe bimodal neutron ne X-ray munguva pfupi yapfuura kunoratidza kuumbwa kwengura ye microstructural uye kurasikirwa kwechisungo chesimbi nekongiri.
Kuderedza kupenya kwemvura kunonotsa kutakurwa kwechloride uye kunoita kuti simba rirambe rakasimba. XRF metal analyzer yekongiri, kusanganisira Lonnmeter, inopa ongororo ye chlorine elemental isingaparadze, ichikurumidza kuona nzvimbo dziri panjodzi yekuora kwesimbi inosimbisa kongiri.
Kuora kwesimbi mukongiri kunokonzerwa nechloride
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Mhinduro dzeKusimbisa Dzinodzivirira Kuora
Kubatanidzwa kweChromium (Cr) nerare-eart (RE) mu rebar kunoderedza zvakanyanya ngura yesimbi inosimbisa mukongiri pasi pekunge yasangana nechloride. Tsvagiridzo pamusoro peHRB400 rebar inoratidza kuti zviri mukati meCr pamusoro pe0.5% uye RE enhancements zvinoshandura MnS kuita RE–Al–O–S inclusions dzakafukidzwa nemagoko eMnS, zvichideredza acidification yenzvimbo uye zvichideredza kupararira kwe "occluded cell" corrosion. Mugumisiro wacho ndewekudzikira kwe corrosion current densities uye kuvandudzwa kwe passive film stability, inoyerwa kunyangwe pa chloride concentrations pamusoro pe0.6% nehuremu hwesimende—zvichimiririra kudzikiswa kwe corrosion rate ne30–50% zvichienzaniswa ne plain rebar pasi pemamiriro akafanana (Nature Communications, 2026).
Kushandiswa kwemuchina uyu kunosanganisira scandium kana cerium alloying, zvichipa simba remuchina uye kugara kwenguva refu kwezvivakwa munzvimbo dzemugungwa nedzemumunyu. Zvipingamupinyi zvemutengo neRE zvinokanganisa kupinda kwemusika asi zvinoderedza zvinodiwa pakugadzirisa zvinhu.
Miedzo iri kuramba ichisimbisa kuti kusanganisa simbi ne rebar kunoderedza kukura kwe crack uye corrosion rate, kunyanya kana chloride iri mu simende yakakwira. Hybrid reinforcement inowedzera nguva yekutanga crack uye inovandudza kutakura mutoro mushure mekusangana ne dashboard (MDPI, 2025).
Sarudza zvinhu zvinosimbisa ganda zvichibva pakuongorora njodzi yekuora inokonzerwa nechloride uye hupenyu hwepurojekiti kudzivirira kuora kwakanyanya kwechimiro. Kuongorora kwechikamu chechlorine uchishandisa XRF metal analyzer yekongiri, senge Lonnmeter device, kunotsigira kuyedzwa kwekusimbisa kongiri kusingaparadze kuti kuone kushanda kwe solute uye fiber, kuve nechokwadi chekudzivirira ngura mukongiri yakasimbiswa uye kuwedzera hupenyu hwebasa.
Kuongororwa kweChlorine Elemental uye Kuongorora kweChiedza muConcrete
Kuyera huwandu hwechlorine nechiedza kwakakosha pakudzivirira ngura mukongiri yakasimbiswa. Maion echloride ari pamusoro pe0.2–0.4% nehukuru hwesimende anokonzera kurasikirwa nepasi uye ngura nekukurumidza kwesimbi inosimbisa, zvichikurumidzisa kuora kwechimiro uye mari yekugadzirisa. Nzira dzekuongorora dzakaparadzaniswa kuita dzinoparadza.
Nzira dzekuparadza dzinopa kunyatsorurama asi dzinoda kubviswa kwepakati uye kuongororwa kwakawanda murabhoritari, zvichikonzera kutadza kushanda uye kurasikirwa kwesampuro kusingadzoreki. Kuedza kusingaparadze, uchishandisa XRF analysis yekuona ngura kana field XRF metal analyzer yekongiri, kunoita kuti chlorine uye light element analysis ikurumidze, in situ situ pasina kuparadzwa kwesampuro. Lonnmeter XRF analyzer inoyera Mg, Al, Si, S, K, Ca, uye Cl mukongiri yakasimba, ichipa miganho yekuona pasi pe50 ppm yeCl. Mhedzisiro inotsigira kusarudzwa kwesimbi dzinodzivirira ngura uye kutevera kushanda kwesimbi dzinodzivisa ngura. Mafambiro epamberi anoshandisa XRF anowedzera kugara kwenguva refu kwekongiri yakasimbiswa nekuona ngura inokonzerwa nechloride muzvivakwa zvekongiri pakutanga, zvichitungamira kupindira kwakanangana nekugoverwa kwezviwanikwa.
Kuonekwa Kwepamusoro&Nzira dzeKuyera Chloride
Kuongororwa kwerabhoritari kunoshandisa volumetric titration, ion-selective electrodes, uye nzira dze potentiometric, zvichipa kunzwisiswa kwakanyanya kwe chloride mukongiri nesimbi yekusimbisa. Maitiro aya anoisa njodzi yekuparadzwa kwesampuro, simba rebasa, uye kuganhurirwa kwenzvimbo mumamiriro ezvinhu aripo. Field microelectrode probes inobvumira kuonekwa kwenzvimbo asi inonetseka nekuongorora trace chloride nezvinhu zvechiedza.
XRF metal analyzers, kunyanya Lonnmeter, inopa ongororo inokurumidza yezvinhu zvakawanda isingaparadze uye isingakuvadzi pane solid concrete uye rebar sampuli. Lonnmeter inoona chlorine uye zvinhu zvechiedza (Mg, Al, Si, S, K, Ca) zvine hunhu hwepamusoro pa ppm levels, zvichipa ruzivo rwakakosha rwekusimbisa ngura inodzivirira ngura uye kuongorora njodzi. Software yayo yakasimba inosiyanisa ngura inokonzerwa ne chloride muzvivakwa zve concrete, ichitsigira kudzivirira ngura mu concrete yakasimbiswa.
Kubatanidzwa kwehunyanzvi hutsva hwekufungidzira, senge XRF, multi-modal tomography, uye advanced elemental mapping, zvinoratidza zvese zviri mu bulk chloride uye microstructural corrosion sites. Kana zvabatanidzwa, nzira idzi dzinoongorora zvinodzivirira corrosion kuti dzisimbi isimbirwe uye dzinotsigira kugara kwenguva refu kwekongiri yakasimbiswa.
Kushambadzira Lonnmeter XRF Analyzer yekuongorora zviri mukati meChloride
Vaongorori veLonnmeter XRF vanopa ongororo ye chlorine inokurumidza, isingaparadze, yakakosha pakuongorora huwandu hwe chloride mukongiri. Kunzwa kwavo kwakanyanya kunoona chlorine nezvinhu zvechiedza (Mg, Al, Si, S, K, Ca) pamazinga akaderera se0.35–1% Cl, zvichiita kuti zvive nyore kuverenga ma trace chloride ayo anoona njodzi yekuora uye kugara kwenguva refu kwezvivakwa zvekongiri yakasimbiswa.
Dhizaini inotakurika inobvumira ongororo panzvimbo, zvichibvumira mainjiniya kuti vaongorore zvinhu panguva chaiyo pane kongiri yakasimba kana kuti sampuli dze rebar uye nekukurumidza kuona nzvimbo dzinogona kukonzera ngura inokonzerwa ne chloride muzvivakwa zvekongiri. Mapurogiramu akasimba anoita kuti mashandiro ebasa ave nyore, zvichiratidza mhedzisiro yezvinhu zvakawanda kuti zviite sarudzo dzemapurojekiti nekukurumidza pakusarudza mabhawa ekusimbisa anodzivirira ngura.
Tekinoroji yeLonnmeter XRF inodzivisa manyuko emwaranzi, inoda kugadzirira sampuro shoma uye inopa kuongororwa kwezvinhu zvakawanda zvinodiwa kuti pave nematanho ekudzivirira ngura. Kukumbira mutengo kunobvumira kurongeka kweanalyzer yakagadzirwa, rutsigiro rwekudzidziswa, uye kubvunzana kwehunyanzvi, zvichivandudza kuyedzwa kwekusimbisa kongiri kusingaparadze kuti kongiri yakasimbiswa igare kwenguva refu uye zvinodzivirira ngura zvinobudirira pakusimbisa simbi.
Mibvunzo Inowanzo bvunzwa (Mibvunzo Inowanzo bvunzwa)
Chii chakakosha pakuyera huwandu hwechloride mukongiri?
Kuyera kwakarurama kwehuwandu hwechloride mukongiri kwakakosha kuti paonekwe njodzi yengura yesimbi inosimbisa uye kufanotaura nguva yebasa rayo. Kuora kunokonzerwa nechloride kunokonzera kutadza kushanda kwekongiri yakasimbiswa pasi rose kweinenge 40%. Ruzivo rwemurabhoritari runoratidza kuti ngura inotanga kana huwandu hwechloride hunopfuura 0.4% nehuremu hwesimende. Kuisa chloride muchimiro cheprofile kunoita kuti pave nekugadzirisa kwakanangana uye kuderedza mari.
Maion echloride anokonzera sei ngura musimbi inosimbisa?
Maion echloride anopinda mukongiri, osvika padanho repasi pesimbi. Izvi zvinokanganisa kufambisa kwesimbi uye zvinotanga ngura munzvimbo yayo. Mugumisiro wacho unova ngura, kurasikirwa nedhayamita yesimbi, kutsemuka, uye kupwanyika.
Fibre dzinogona here kuvandudza kuramba kwengura pamwe chete ne rebar iri mukongiri?
Zvidzidzo zvinoshuma kuti kushandiswa kwemafaibha pamwe chete uye rebar kunowedzera nguva yekuora nekusvika 40%, zvichiwedzera kugara kwenguva refu kwezvivakwa zvekongiri zvakasimbiswa.
Chii chinoita kuti Lonnmeter XRF analyzer ive yakanakira bvunzo dzekongiri?
Lonnmeter XRF metal analyzer inopa ongororo inokurumidza, isingaparadze, uye ine zvinhu zvakawanda zvemasampuli akasimba. Inosvika pakuongororwa kwe10 ppm kwechlorine uye inoyera zvinhu zvechiedza (Mg, Al, Si, S, K, Ca) zvakakosha pakuona ngura iri kutanga, ichivandudza nzira dzekudzivirira ngura.
Ko zvinhu zvekusimudzira zvemhando yepamusoro zvakaita seCr neRE alloys zvinodzivirira ngura zvakanyanya here?
Chromium nesimbi dzakagadziriswa dzesimbi dzinowedzera simba rekudzivirira ngura neanopfuura 50% zvichienzaniswa nesimbi yakajairwa, kunyanya munzvimbo dzine munyu, sezvakasimbiswa muongororo dzemurabhoritari.
Sei kupindira kwekongiri kuchikosha pakudzivirira ngura?
Kupinda kwemvura kushoma kunodzivirira kufamba kwechloride, kuchengetedza simbi isingapindi uye kunonotsa kutanga kwengura kupfuura nguva dzese dzekushanda.
Tekinoroji yeXRF yakasiyana sei nemiedzo yechinyakare yemakemikari yekuongorora chloride?
Kuongororwa kweXRF hakudi kunyungudika kwemuenzaniso kana acid, kusiyana nemakemikari akanyorova. Kunokurumidza, kuri panzvimbo yacho, uye kunopa ongororo ye chlorine elemental panguva imwe chete—inobatsira pakuedza kusimbisa kongiri kusingaparadze.
Nguva yekutumira: Kukadzi-13-2026
