Mamita Ekuyerera kweUltrasonic

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Kusarudzwa kweElectrode yeElectromagnetic Flow Meters

Ma electromagnetic flow mita (anozivikanwawo se mag metres) anoshandiswa zvakanyanya pakuyera kuyerera kwemvura inoyerera muindasitiri. Anoshanda zvichibva paMutemo waFaraday we electromagnetic induction uye haana zvikamu zvinofamba, zvichiita kuti zvive zvakarurama uye zvakavimbika pamabasa akasiyana-siyana ekuyera kuyerera. Chimwe chinhu chakakosha chema electromagnetic flow mita i electrode, iyo inoita basa rakakosha mukuyera. Kusarudzwa kwezvinhu zve electrode uye magadzirirwo azvo zvinoenderana nezvinhu zvakati wandei, zvakaita semvura iri kuyerwa, mamiriro ezvakatipoteredza, uye kururama kwekuyera kwaunoda.

Zvinhu Zvikuru Zvekufunga Nezvekusarudza Maerekitirodhi

1. Kufambisa kwemvura

Ma electromagnetic flow meter anoda kuti mvura ikwanise kuyerera nemagetsi kuti kuyera kuyerera kushande nemazvo. Ma electrodes anoona voltage inogadzirwa kana mvura ichipinda nemumunda wemagineti we flow meter. Saka, kusarudza zvinhu zve electrode zvakakodzera kwakakosha kuti uve nechokwadi chekuti mvura yacho inoyerera nemagetsi, kunyanya kana kufambisa kwemvura kwakaderera kana kuti kwakakwira.

2. Zvinhu zveElectrode

Zvinhu zvinoshandiswa pakugadzira maerekitirodhi zvinofanirwa kuenderana nemakemikari ari mumvura kuti zvive nechokwadi chekuti akasimba uye akavimbika. Zvinhu zvinoshandiswa pakugadzira maerekitirodhi zvinosanganisira:

  • Simbi Isina Chinotenderera (316L):Imwe yemhando dzinonyanya kushandiswa pakugadzira maerekitirodhi, simbi isingatsvedzi inopa simba rekudzivirira ngura uye yakakodzera mhando dzakasiyana dzemvura, kusanganisira mvura, slurry, uye makemikari mazhinji.

  • Hastelloy (HC276):Hastelloy isimbi inodzivirira ngura, inozivikanwa zvikuru nekukwanisa kwayo kutsungirira makemikari akaomarara uye tembiricha yakanyanya.HC276inowanzoshandiswa mumaindasitiri akadai semishonga, makemikari, uye kugadzira chikafu, uko kwakajairika kusangana neasiti, alkali, uye zvinonyungudutsa. Inodzivirira ngura zvakanyanya uye inonyanya kukodzera munzvimbo dzine kumanikidzwa kwakanyanya uye tembiricha yakakwira.

  • Titanium (Ta):Maelectrode etitanium anodzivirira ngura zvakanyanya uye akakodzera nzvimbo dzakaoma, kunyanya dziya dzine mvura yegungwa, maasidhi, nezvimwe zvinhu zvinoparadza zvakanyanya. Tantalum (Ta) chimwe chinhu chakafanana chine hunhu hwakanaka hwekudzivirira ngura, kunyanya muzvinwiwa zvine acid uye zvinochinja-chinja zvakanyanya. Tantalum inonyanya kukosha kana ichishanda nemaasidhi akasimba, anosanganisira sulfuric acid, hydrochloric acid, nezvimwe zvinhu zvinoparadza zvakanyanya.

  • Platinum (Pt):Platinum inodzivirira ngura yemakemikari zvakanyanya, zvichiita kuti ikwanise kushandiswa nemvura dzinopisa zvikuru, asi inowanzo shandiswa mumabasa akasarudzika nekuda kwekudhura kwayo kwakanyanya. Maelectrode eplatinum anodiwa munzvimbo dzinodiwa kunyatsoita zvinhu nemazvo uye kusagadzikana kwemakemikari, senge mumarabhoritari kana mamwe mashandisirwo ekurapa nekuongorora. Kugadzikana kwakanaka kwePlatinum uye kuramba makemikari akasiyana-siyana kunoita kuti ive yakakodzera kushandiswa kunoda kushanda nguva dzose.

  • Graphite kana Kabhoni:Zvinhu izvi dzimwe nguva zvinoshandiswa pakushandisa mvura inokwesha zvakanyanya kana ine simba. Ma electrode e graphite anodzivirirawo ngura asi anogona kukurwa zvakanyanya pasi pemamwe mamiriro ezvinhu.

  • Ndarama:Maelectrode egoridhe anowanzo shandiswa mumamiriro ezvinhu anoda kunyatsorongeka zvakanyanya uye anowanzo kuwanikwa murabhoritari kana mumabasa ehunyanzvi hwakanyanya.

3. Kugadziriswa kweElectrode

Kugadziriswa kwema electrode kunogona kukanganisa kururama uye kunzwisisika kwe flow meter. Ma electrode configurations maviri akajairika ndeaya:

  • Kugadziriswa kweElectrode Imwe Chete:Kugadziriswa uku kunosanganisira electrode imwe yekubatana kwemvura uye imwe yechiratidzo chekutarisa. Zviri nyore uye zvinodhura zvishoma asi zvinogona kupa kururama kwakaderera mune mamwe mashandisirwo.

  • Kugadziriswa kweMaerekitirodhi Akawanda (Maerekitirodhi mana):Dhizaini iyi inosanganisira maerekitirodhi akawanda akarongwa nenzira yakatenderera akatenderedza pombi. Kurongeka uku kunopa zviyero zvakanyatsonaka, kunyanya mumashandisirwo ane mvura dzakasimba kana dzakaoma. Inogonawo kubatsira kuderedza zvikanganiso zvinokonzerwa nekukanganisika kwepolarization uye kupindirana kwemasaini.

4. Kuvhara uye Kudzivirira kweElectrode

Mune zvimwe zviitiko, maerekitirodhi anogona kunge akaputirwa kana kudzivirirwa kuti awedzere kushanda zvakanaka mumashandisirwo chaiwo. Semuenzaniso:

  • Zvekuputira zveCeramic:Pamvura inokwesha kana inoparadza zvakanyanya, machira eceramic anogona kubatsira kudzivirira maelectrode kubva mukukuvadzwa uye kuwedzera hupenyu hwawo.

  • Mapeti ePTFE kana PFA:Pamakemikari asingafambise mhepo kana kuti anokasira, machira emagetsi akagadzirwa nefluoropolymers akadai sePTFE kana PFA anoshandiswa kudzivirira kupisa nekudzivirira.

5. Kuramba Kupisa uye Kudzvinyirirwa

Maelectrode acho anofanira kusarudzwa zvichienderana nemamiriro ekupisa uye kumanikidzwa kwekushandiswa. Semuenzaniso, maelectrode etitanium, Hastelloy, uye platinum akakodzera zviri nani kushandiswa pakupisa kwakanyanya uye kumanikidzwa kwakanyanya kana tichienzanisa nemaelectrode esimbi isingatsvi.

6. Kukura kweMeta Yekuyerera uye Mashandisirwo

Saizi uye rudzi rwemuchina wemagetsi unoyerera (semuenzaniso, chivharo chakazara kana kuiswa) zvichakanganisawo kusarudzwa kwemaerekitironi. Maerekitironi makuru anowanzoda maerekitironi makuru kuti ashande zvakanaka.

Mhedziso

Kusarudzwa kwemaerekitironi emaerekitironi ekuyerera kwemagetsi kwakakosha kuti pave nechokwadi chekuti mvura inoyerera zvakanaka, kunyanya munzvimbo dzakaoma dzemaindasitiri. Nekufunga nezvekufambiswa kwemvura, hunhu hwemaerekitironi, magadzirirwo emaerekitironi, uye mamiriro ekushanda (senge tembiricha, kumanikidzwa, uye kusangana nemakemikari), unogona kusarudza zvinhu zveerekitironi zvakakodzera uye magadzirirwo azvo. Zvinhu zvakaita seHC276 (Hastelloy), Ta (Tantalum), uye Pt (Platinum) zvinodzivirira ngura zvakanyanya uye zvakakodzera kushandiswa zvakanyanya. Kusarudzwa kwemaerekitironi kwakakodzera kunogona kuvandudza kugara kwenguva refu uye kuvimbika kweerekitironi yekuyerera, zvichiita kuti ive chinhu chakakosha mumasisitimu ekuyera kuyerera kweindasitiri.

https://www.lanry-instruments.com/mag-11-electromagnetic-flow-meter-product/
https://www.lanry-instruments.com/mag-11-electromagnetic-flow-meter-thread-connection-product/

Nguva yekutumira: Kurume-03-2025

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