Kemikari pombi, sarudzo yakanaka ndiyo pombi, sarudzo isiriyo ndeyetsaona kemikari pombi vharafu uye pombi yemidziyo antifreeze matanho

Kemikari pombi, sarudzo yakanaka ipombi, sarudzo isiriyo ndeye tsaona kemikari pombi vharafu uye pombi yemidziyo antifreeze matanho Indasitiri yepetroleum nemakemikari inogara pachinzvimbo chakakosha muhupfumi hwenyika, uye pombi yemakemikari yepombi sekiyi inotsigira michina ine. yakawedzera kutariswa. Nekuda kwehunhu hwakaomarara hwepakati pemakemikari, pamwe chete nekuwedzera kwezvinodiwa zvekuchengetedzwa kwezvakatipoteredza, tingasarudza sei rudzi rwepombi yemakemikari? Izvo zvinofanirwa kutariswa uye zvichingodaro zvinonyanya kukosha. Xiaobian kutaura newe nezve kemikari pombi kusarudzwa kunofanirwa kutarisisa zvinhu! Cherechedza imwe: corrosion resistance Corrosion yagara iri imwe yenjodzi dzemakemikari emidziyo. Kana iwe usina hanya, midziyo ichakuvadzwa, uye inorema ichakonzera tsaona kana kunyange njodzi. Zvinoenderana nenhamba dzakakodzera, inenge 60% yekukuvadzwa kwemakemikari emidziyo inokonzerwa nekuora, saka isu tinofanirwa kutanga tateerera kune yesainzi yemhando yekusarudza zvinhu pakusarudza kemikari pombi. Panowanzove nekusanzwisisana kuti simbi isina tsvina ndeye "material", zvisinei kuti ndeipi mamiriro epakati uye ezvakatipoteredza ari kubata kunze simbi isina tsvina, izvi zvine njodzi. Izvi zvinotevera kune imwe yakajairwa kemikari yepakati kutaura nezve mapoinzi makuru ekusarudza zvinhu: 1, sulfuric asidhi, Seimwe yeakasimba inoodza media, sulfuric acid inosiyana uye yakakosha maindasitiri mbishi. Kusiyana kwakasiyana-siyana uye tembiricha ye sulfuric acid pane corrosion mutsauko yakakura, yekumisikidza inodarika 80%, tembiricha iri pasi pe80 ℃ concentrated sulfuric acid, kabhoni simbi uye simbi yakakandwa zvine corrosion resistance, asi haina kukodzera. high-speed flow of sulfuric acid, isina kukodzera pombi valve material; Yakajairwa simbi isina simbi yakadai se304(0Cr18Ni9), 316(0Cr18Ni12Mo2Ti) inewo mashoma ekushandisa sulfuric acid yepakati. Nokudaro, pombi yepombi yekutakura sulfuric acid inowanzogadzirwa ne-high-silicon cast iron (kukanda uye kuoma kwekugadzirisa), high-alloy stainless steel (No. vanhu. Fluorine plastiki alloy ine yakanaka kwazvo sulfuric acid kuramba, ndiyo Chinese Academy yeScience Shanghai Institute of Organic Chemistry patent zvinhu, iyo Chinese Academy of Sciences kuyedza yakaratidza kuti hapana kemikari yepakati inogona kuita nayo, saka kushandiswa kwefluorine yakamisikidzwa. pombi (F46) isarudzo yehupfumi. 2, hydrochloric acid Zvizhinji zvesimbi zvinhu hazvigadziriswi nehydrochloric acid corrosion (kusanganisira zvakasiyana-siyana zvesimbi isina tsvina), molybdenum-ine ferrosilicon inogonawo kushandiswa ku50 ℃, 30% pasi pehydrochloric acid. Kusiyana nezvinhu zvesimbi, zvinhu zvakawanda zvisiri-metallic zvine simba rekudzivirira kwehydrochloric acid, saka pombi yerabha yakagadzika uye pombi yepurasitiki (yakadai semapurasitiki einjiniya, mapurasitiki efluorine, nezvimwewo) isarudzo iri nani yekutakura hydrochloric acid. 3, nitric acid General simbi dzinonyanya kukurumidza kukoromoka mu nitric acid, simbi isina tsvina inoshandiswa zvakanyanya mu nitric acid inodzivirira zvinhu, zvese zvakaiswa nitric acid patembiricha yekamuri zvine kunaka kwekusaora, zvakakodzera kutaura kuti molybdenum ine simbi isina tsvina (senge 316, 316L) kushorwa kwekupokana kune nitric acid haisi nani pane yakajairwa simbi isina tsvina (senge 304, 321), dzimwe nguva zvakatonyanya. Kune yakanyanya kupisa nitric acid, fluorine epurasitiki alloy zvinhu zvinowanzo shandiswa. 4, acetic acid, ndechimwe chezvinhu zvinopisa zvakanyanya muorganic acids. Simbi yakajairika ichave yakasvibiswa zvakakomba muacetic acid yezvese kudzikisira uye tembiricha. Simbi isina tsvina yakanakisa acetic acid inodzivirira zvinhu, uye molybdenum 316 simbi isina tsvina inogona zvakare kushandiswa pakupisa kwakanyanya uye kunyungudutsa acetic acid chiutsi. Kune tembiricha yakakwira acetic acid kana ine imwe corrosive medium uye zvimwe zvinokasharara zvinodiwa, inogona kusarudza yakakwirira alloy Stainless simbi kana fluorine epurasitiki pombi. Zvakadai seCQB magineti pombi, CQ simbi isina magineti pombi. 5. Base (sodium hydroxide) Kazhinji corrosive haina kusimba zvakanyanya, asi general alkali solution inoburitsa crystallization, saka unogona kusarudza FSB mhando fluoroalloy alkali pombi ine mechanical chisimbiso che silica graphite 169 zvinhu. 6. Ammonia (ammonia hydroxide) Kuora kwesimbi yakawanda uye isiri-metal mumvura ammonia uye ammonia (ammonia hydroxide) yakanyanya kunyoro. Chete mhangura nemhangura alloys haifaniri kushandiswa. Panguva ino, CQF engineering epurasitiki magineti pombi, FSB fluorine alloy centrifugal pombi iri nani. 7. Mvura yemunyu (mvura yegungwa) Simbi yakajairika musodium chloride mhinduro uye mvura yegungwa, mvura yemunyu inoora mwero haina kunyanya kukwirira, kazhinji inofanira kushandisa pende yekudzivirira; Mhando dzese dzesimbi dzisina simbi zvakare dzine yunifomu yekuora yakaderera, asi inogona kukonzera ngura yemunharaunda nekuda kweiyo chloride ion, kazhinji 316 simbi isina tsvina iri nani. 8, doro, ketoni, esters, ethers Common alcohol medium senge methanol, ethanol, ethylene glycol, propylene glycol, ketone, sepakati, kune marudzi ese emethyl esters medium, ethyl ester, ethers media senge methyl ether, butyl. ether, yavo yekutanga haina kusimba inoodza, saka vese vanogona kusarudza yakajairwa simbi isina tsvina, kongiri kusarudzwa kunofanirwawo zvichienderana nezvinodiwa zveiyo dielectric zvivakwa uye zvine chekuita nekuita sarudzo ine musoro. Mukuwedzera, zvakakosha kuziva kuti ketone, ester uye ether zvinonyunguduka kune zvakasiyana-siyana zverabha, uye kudzivisa kukanganisa pakusarudza zvinhu zvekuvhara. Inokurudzirwa kusarudza inorganic yakavharwa fluorine plastiki magnetic pump. Kune mamwe midhiya akawanda haagone kuiswa mune ino imwe neimwe, muchidimbu, mukusarudzwa kwezvinhu hazvifanirwe kuve zvisina tsarukano uye mapofu, zvinofanirwa kubvunza ruzivo rwakakosha kana kudzidza kubva kune ruzivo rwakakura. Cherekedza maviri: kemikari pombi chisimbiso dambudziko Hapana kuvuza ndiko kutsvaga kusingaperi kwemidziyo yemakemikari, uye ichi chinodiwa chakakonzera kuwedzera kushandiswa kwemagineti pombi. Nekudaro, kuchine nzira yakareba yekuenda kuti iwane kusadonha, sehupenyu hwesevhisi yemagnetic pombi yekuzviparadzanisa sleeve, kukora kwechinhu, kuvimbika kweiyo static chisimbiso uye zvichingodaro. Rumwe ruzivo rwekutanga pamusoro pekuisa chisimbiso runounzwa muchidimbu sezvinotevera: 1. Chisimbiso fomu For static sealing, pane kazhinji chete mafomu maviri egasket uye sealing ring, uye mhete yekuisa chisimbiso inoshandiswa zvakanyanya muO-ring. Nechisimbiso chine simba, chemikemikari pombi yekuisa chisimbiso, isinganyanyi kushandiswa kupihwa pamberi pechisimbiso chemuchina, chisimbiso chemuchina uye chiso chimwechete uye chiso cheviri, yakaenzana uye isiri-yakaenzana modhi, equilibrium modhi inokodzera chisimbiso chehigh pressure medium (kazhinji. inoreva kudzvanywa kwakakura kupfuura 1.0 MPa), kaviri magumo kumeso ekuisa chisimbiso muchina unoshandiswa kune yakakwira tembiricha, iri nyore kuita crystallization, viscosity, uye ine muchetura inoputika svikiro inosanganisira chidimbu, Iyo kaviri-yekupedzisira muchina chisimbiso inofanira kupinza mvura yekuzviparadzanisa mugomba rekuisa chisimbiso, uye dzvinyiriro yacho inowanzokwira kupfuura yepakati pressure 0.07 ~ 0.1MPa. 2. Kuisa chisimbiso Chemical magineti pombi static chisimbiso zvinhu kazhinji anoshandisa fluorine rabha, akakosha makesi anongoshandisa PTFE zvinhu; Kugadziriswa kwezvinhu zve mechanical seal dynamic ring inonyanya kukosha, kwete yakaoma alloy pane yakaoma alloy iri nani, mutengo wakakwirira kune rumwe rutivi, maviri acho haana hurombo husina hurema hauna musoro, saka zviri nani kusarura maererano nemaitiro. zvesvikiro. Cherechedza zvitatu: dambudziko rekuona Viscosity yepakati ine simba guru pakushanda kwepombi. Kana iyo viscosity ichiwedzera, iyo pombi musoro curve inodonha, uye musoro uye kuyerera mumamiriro ekushanda ari nani inoderera, nepo simba richikwira zvinoenderana, saka kugona kunoderera. Kazhinji, maparamendi ari pamuenzaniso kuita kwekufambisa mvura yakachena, uye kutendeuka kunofanirwa kuitwa kana uchitakura viscous media (ndapota tarisa kune yakakodzera shanduko chati yekugadzirisa coefficients yeviscosity yakasiyana). Nokuda kwekutakura kwepamusoro viscosity slurry, paste uye viscous liquid, zvinokurudzirwa kusarudza pombi yematope. Pombi yekusarudza musimboti Mukugadzwa kwemidziyo, kuona kushandiswa kwepombi uye maitiro ekuita uye sarudza rudzi rwepombi. Iyi sarudzo yekutanga inofanira kutanga kubva pakusarudzwa kwemhando uye chimiro chepombi, saka mune mutemo upi wekusarudza pombi? Pahwaro hupi? 1. Ita kuti rudzi uye kushanda kwepombi yakasarudzwa zvienderane nezvinodiwa zvekuyerera kwechigadzirwa, musoro, kudzvinyirira, kutonhora, cavitation allowance, kusveta uye mamwe maitiro ekugadzirisa. 2, inofanirwa kusangana nezvinodiwa zvemukati hunhu Kutapurirana kweanopisa, kuputika, muchetura kana yakakosha svikiro yepombi, shaft chisimbiso chinodiwa kuve chakavimbika kana chisina kuvuza pombi, senge magineti drive pombi (hapana shaft chisimbiso, the kushandiswa kwekuzviparadzanisa magnetic indirect drive); Pakutapurirana kwepombi yepakati inoodza, zvikamu zveconvection zvinofanirwa kushandisa corrosion inodzivirira zvinhu, senge fluorine plastic corrosion resistant pombi; Pakufambisa kwemapombi ane solid particle medium, zvikamu zveconvection zvinofanirwa kushandisa zvinhu zvinopfekwa, uye kana zvichidikanwa, chisimbiso cheshaft chinogezwa nemvura yakachena. 3, michina inodikanwa yekuvimbika kwepamusoro, ruzha rwakaderera, kuzunguzika kudiki. 4. Nyatsoverenga mari yekupinda yekutenga pombi. 5, kutakura corrosive medium (yakadai se "concentrated sulfuric acid, concentrated nitric acid"), kutakura zvinopisa uye kuputika kwepakati, kushandiswa kwezvakatipoteredza hakufaniri kuva nekusvibisa: inogona kusarudza magnetic pombi, yakadai se "CQB series magnetic pump, IMD series magnetic pump, kana iwe uchida kuzvidzora, unogona kusarudza FZB fluorine plastiki self-priming pump 6. IHF centrifugal pombi uye FSB centrifugal pombi vane maitiro ekumhanya kukuru, vhoriyamu shoma, uremu hwakareba, kushanda kukuru, kuyerera kukuru. chimiro chakareruka, hapana pulsation in infusion, kushanda kwakadzikama, kushanda kuri nyore uye kugadzirisa kwakaringana, sekushandiswa kwemamiriro pasina zvakakosha, inogona kusarudza iyo centrifugal pombi iri nani 7, kutapurirana kwechinhu chakasimba chemakemikari yepakati pombi inodiwa kuti ushandise zvinhu zvinopfekwa: UHB dhaka pombi isarudzo iri nani yezvinhu, UHB corrosion resistance inopfeka-inodzivirira dhaka pombi zvinhu zvepamusoro dhigirii reinjiniya epurasitiki epurasitiki UHBWPE, yakagadziridzwa yekupedzisira-yakakwira molecular uremu (kupfuura 5 miriyoni) polyethylene. Pakati pemapurasitiki, ine yakanakisa kupfeka kuramba. Kuenzanisa kwekuedza kunoratidza kuti kupfeka kwayo kunopesana kwakakwirira kudarika kwesimbi isina tsvina, uye ine zvinhu zvakasiyana-siyana zvakadai sekupikisa kukanganisa, creep resistance uye good corrosion resistance (inofananidzwa neF4), pamwe nekusanamatira. 8. Kana iyo yepakati mvura yemvura iri pasi penzvimbo yekuisa pombi: FZB fluoroplastic self-priming pump inofanira kusarudzwa. Kana iwe zvakare uchida kusangana nehunhu hwemagineti pombi, ZMD fluoroplastic self-priming magineti pombi inogona kusarudzwa 9, zvinoenderana nepombi yekuita curve kusarudza iri nani yekutsanangura modhi: kana izvo zvinodiwa zvekushandisa patafura yeparameter hazvigone kuwana. muenzaniso wakakodzera unogona kureva pombi yekuita curve kuti usarudze yakanyatsokodzera rudzi rwepombi. Pombi yemakemikari