Kuisa vharafu 14 hombe taboo fluorine lining valve modhi yekugadzirira nzira

Kuisa vharafu 14 hombe taboo fluorine lining vharafu modhi yekugadzirira nzira Kuisa mavharuvhu harisi basa riri nyore. Kune gumi nemana taboos, unoziva? Chii chaizoitika kana zvirango izvi zvikatyorwa? Unozvigadzirisa sei? No. 1 Hydrostatic test pakupisa kusina kunaka panguva yekuvaka kwechando. Kuisa mavharuvhu harisi basa riri nyore. Kune gumi nemana taboos, unoziva? Chii chaizoitika kana zvirango izvi zvikatyorwa? Unozvigadzirisa sei? Kwete-kwete 1 Mukuvaka kwechando, hydrostatic test inoitwa pasi pekushisa kusina kunaka. Mhedzisiro: Iyo pombi inoomesa nekukurumidza panguva yekuyedzwa kwehydrostatic, zvichiita kuti pombi ikuvadzwe. Zviyero: Edza kuita hydrostatic bvunzo isati yasvika yechando application, uye furidza mvura yakachena mushure mekudzvanya bvunzo, kunyanya mvura iri muvharuvhu inofanira kunge iri *** mumambure, kana zvisina kudaro vharafu inoomesa kuputika. Iyo purojekiti inofanirwa kuitwa munguva yechando hydrostatic bvunzo, kuchengetedza tembiricha yemukati iri yakanaka, mushure meyedzo yekumanikidza kuridza mvura. Kana iyo hydrostatic bvunzo isingakwanise kuitwa, bvunzo inogona kuitwa nemhepo yakamanikidzwa. Kwete-kwete 2 Pamberi pekupedzwa kwepipeline system yekutsvaira haina kukomba, chiyero chekuyerera uye kumhanya hazvigone kusangana nezvinodiwa zvekutsvaira kwepombi. Kunyangwe mvura yekumanikidza simba kuyedza drainage pachinzvimbo chekutsvaira. Mhedzisiro: Hunhu hwemvura hahuenderane nezvinodiwa zvekushanda kwepombi system, iyo inowanzo tungamira kune dzakaderedzwa kana kuvharika zvikamu zvepombi. Matanho: shandisa sisitimu yekuseta yakanyanya kuyerera kwejusi kana mvura yekuyerera haifanirwe kunge iri pasi pe3m / s kuti usuke. Rudzi rwemvura uye kujeka kwekubuda kunofanirwa kuenderana neruvara rwemvura uye kujeka kwemvura inopinza seyakakodzerwa nekutarisa kwekuona. No-no 3 Sewage, mvura inonaya, condensate pombi usaite yakavharwa mvura bvunzo ichaita kuvanza. Migumisiro: Inogona kukonzera kubuda kwemvura, uye kukonzera kurasikirwa kwevashandisi. Matanho: Muedzo wemvura wakavharwa unofanirwa kuongororwa uye kugamuchirwa zvakanyatsoenderana nechiyero. Kuvigwa pasi pevhu, mukati mesirin'i, pakati pepombi uye mamwe matsvina akasviba, mvura inonaya, condensate pombi kuve nechokwadi kuti hapana kuvuza. Taboo 4 Kana iyo mvura yekumanikidza simba bvunzo uye tightness bvunzo yepombi system, tarisa shanduko yekumanikidza kukosha uye mwero wemvura, uye tarisa kuvuza hakuna kukwana. Mhedzisiro: Leakage inoitika mushure mekushanda kwepombi system, inokanganisa kushandiswa kwakajairwa. Matanho: Kana iyo pombi system yakayedzwa zvinoenderana nedhizaini zvinodiwa uye zvirevo zvekuvaka, pamwe nekurekodha kukosha kwekumanikidza kana shanduko yemvura panguva yakatarwa, zvinonyanya kukosha kunyatso tarisa kana paine dambudziko rekudonha. Kwete-kwete 5 Butterfly valve flange ine yakajairika valve flange. Migumisiro: shavishavi vharafu flange uye zvakajairika vharafu flange saizi yakasiyana, vamwe flange dhayamita idiki, uye shavishavi vharafu dhisiki yakakura, zvichiguma haigoni kuvhurwa kana zvakaoma kuvhura kukuvara vharafu. Zviyero: zvinoenderana nehukuru chaihwo hwe butterfly valve flange flange processing flange. Kwete-kwete 6 Hapana maburi akachengetwa uye zvikamu zvakabatanidzwa mukuvakwa kwechivako chekuvaka, kana ukuru hwemakomba akachengetwa iduku uye zvikamu zvakabatanidzwa hazvina kunyorwa. Mhedzisiro: KUSVIRA kwehutsanana purojekiti kuvaka, tora chisel chivakwa chekuvaka, kunyangwe kucheka kusimbaradza kwekusimbisa, kukanganisa kuita kwekuchengetedza chivakwa. Matanho: Ziva kudhirowa kwekuvaka kwekudziya uye hutsanana hutsanana nekungwarira, uye nekushingaira kushanda pamwe nekuvakwa kwechivako chekuvaka kuchengetedza maburi uye zvikamu zvakamisikidzwa zvinoenderana nezvinodiwa zvekuiswa kwepombi uye mahanger ekutsigira, nekutarisa zvakananga kune zvinodiwa zvekugadzira uye. zvirevo zvekuvaka. Kwete-kwete 7 Paunenge uchiputira pombi, iyo isiriyo magumo epombi mushure mekunge vaviri vacho vasiri paCentral Line, hapana gaka pane iyo peya, iyo gobvu yemadziro pombi haina kufoshorwa, uye hupamhi nekukwirira kweweld. usasangana nezvinodiwa zvekodhi yekuvaka. Mhedzisiro: Mhedzisiro isina kunaka yepombi haisi mumutsara wepakati inobata zvakananga kunaka kwewelding uye yemhando yekuona. Hapana mukaha pakati pemativi maviri, iyo gobvu yemadziro pombi haina kufoshorwa, hupamhi uye kukwirira kweweld hazvienderane nezvinodiwa zvesimba remagetsi. Matanho: Mushure mekucheka pombi peya, pombi haifanire kunge isiriyo, inofanira kunge iri paCentral Line, gaka rinofanira kusiiwa pairi, gobvu remadziro pombi rinofanira kunge rakafoshorwa girovha, nekuwedzera, hupamhi uye kukwirira kweiyo weld musono. inofanira kugadzirwa maererano nezvinodiwa. Taboo 8 Iyo pombi inovigwa zvakananga muvhu rakaomeswa uye ivhu rakasununguka pasina kurapwa, uye nzvimbo uye chinzvimbo chepombi piers hazvina kunaka, kunyangwe muchimiro chekodhi yakaoma zvidhinha. Mhedzisiro: Nekuda kwerutsigiro rusina kugadzikana, pombi yakakuvadzwa mukuita kwekudzosera pasi tamping, zvichikonzera kugadzirisa zvakare. Matanho: PIPELINE HAICHABIGWA MUIvhu RAKAOMERA kana ivhu risina kucheneswa, KUPANUKA KWEPIERS KUCHASANGANA nezvinodiwa zvekuvakwa kwekuvaka, UYE SUPPORT CUSHION ichave yakasimba, KUNYANYA pane pombi interface, iyo isingatakure shear force. Mabhii ezvidhinha anofanira kuvakwa nesamende dhaka kuti ave nechokwadi chekutendeseka uye kusimba. Kwete-kwete 9 Mabhaudhi ekuwedzera anoshandiswa kuchengetedza zvitsigiro zvepombi ndeyezvinhu zvakaderera, kuvhura kwemabhoti ekuwedzera kwakakura kwazvo, kana mabhoti ekuwedzera akaiswa pamadziro ezvidhina kana kunyange madziro akareruka. Migumisiro: Pipe inotsigira yakasununguka, pombi deformation, kana kunyange kudonha. Matanho: Mabhaudhi ekuwedzera anofanirwa kusarudzwa sezvigadzirwa zvinokwanisa, uye anofanirwa kutorwa sampuli kuti aongororwe kana zvichidikanwa. Iyo aperture yemabhoti ekuwedzera haifanire kunge yakakura kudarika dhayamita yekunze yemabhoti ekuwedzera. Mabhoti ekuwedzera anofanirwa kuiswa kune kongiri chimiro. Kwete-kwete 10 Iyo flange uye gasket yekubatanidza pombi haina kusimba zvakakwana, uye bhoti yekubatanidza ipfupi kana yakaonda muhupamhi. Mapedhi erabha anoshandiswa pakupisa pombi, mapaipi easbestos epombi dzemvura inotonhora, uye mapedhi maviri kana mapedhi ebevel ane flange liner anobudira mupombi. Mhedzisiro: flange joint haina kusimba, kunyange kukuvadzwa, leakage phenomenon. Iyo flange liner inobuda mupombi, iyo inowedzera kuyerera kwekudzivirira. Matanho: flanges uye gaskets yepombi inofanirwa kusangana nezvinodiwa zvekushanda kumanikidza kwekugadzira pombi. Iyo flange liner yekudziya uye inopisa mvura yekugovera pombi inofanira kunge iri rubber asbestos pad; Iyo flange gasket yemvura yekupa uye pombi yemvura inofanira kunge iri rubber gasket. Iyo gasket yeflange haifaniri kuputika muchubhu, uye kutenderera kwayo kwekunze kune gomba rebhoti reflange rakakodzera. Iyo bevel pad kana akati wandei gaskets haifanirwe kuiswa pakati peflange. Iyo dhayamita yebhaudhi inobatanidza flange inofanira kuva isingasviki 2mm pane aperture yeflange, uye kureba kwebhoti tsvimbo inobuda nati inofanira kuva 1/2 ukobvu hwenati. Taboo 11 Valve yekuisa nzira haina kururama. Semuenzaniso, globe valve kana cheki chevhavha yemvura (steam) inoyerera nzira yakatarisana nechiratidzo, tsinde inoiswa pasi, iyo yakatwasuka yekuisa yevhavhavha yekutarisa inoiswa vertically, tsvimbo yegedhi vharafu kana butterfly valve mubato hauna kuvhurika kana nzvimbo yakavharwa, hunde yevharuvhu haina kutarisana nemusuwo wekuongorora. Mhedzisiro: kutadza kwevharuvhu, chinja kugadzirisa matambudziko, vharafu inodzika pasi kazhinji inokonzeresa kubuda kwemvura. Matanho: Isa vharafu zvakanyatsoenderana nemirairo yekuisa vharafu, siya tsinde yevharuvhu kuti uwedzere kureba kwekuvhura, vharavhavhavhavhavha rinonyatso funga nezve kutenderera kwemubato, marudzi ese evharuvhu tsinde haigone kuve yakaderera pane yakachinjika chinzvimbo, rega. ndega pasi. Vavhavha yakavanzwa kwete kungomisa kuti isangane nevhavha yekuvhura nekuvhara zvinodiwa zvegonhi rekuongorora, panguva imwechete iyo tsinde yevhavha inofanira kutariswa kumusuwo wekuongorora. Taboo 12 Izvo zvinotsanangurwa uye mhando dzemavharuvhu akaiswa hazvienderane nezvinodiwa zvekugadzira. Semuenzaniso, kudzvinyirirwa kwezita revhavha ishoma pane system test pressure; Kana iyo dhayamita yepombi yebazi remvura yekudyisa isingasviki kana yakaenzana ne50mm, gedhi revhavha rinoshandiswa; Mvura inopisa inopisa yakaoma, yakatwasuka pombi uchishandisa vharafu yekumisa; Pombi yekukweva yepombi yemoto inoshandisa shavishavi valve. Mhedzisiro: Kukanganisa valve yakajairika kuvhura uye kuvhara uye kugadzirisa kuramba, kumanikidza uye mamwe mabasa. Kunyange kukonzera kushanda kwehurongwa, kukuvara kwevharuvhu kumanikidzirwa kugadzirisa. Matanho: Kujairana nekushandiswa kwemhando dzakasiyana-siyana dzemavharuvhu, zvinoenderana nezvinodiwa zvekugadzira kuti usarudze maratidziro evharuvhu uye modhi. Iyo yekumanikidza yezita revhavha ichasangana nezvinodiwa zve system test pressure. Maererano nezvinodiwa zvekodhi yekuvaka: mvura yekupa pombi dhayamita isingasviki kana yakaenzana ne50mm inofanira kushandiswa vharafu yekucheka; Mavharuvhu egedhi anofanirwa kushandiswa kana pombi dhayamita inopfuura 50mm. Iyo inopisa mvura inopisa yakaoma, vertical control valve inofanira kushandisa gedhi vharafu, pombi yemoto yekusveta pombi haifanire kushandisa butterfly valve. Taboo 13 Usaite inodiwa yemhando yekuongorora zvinoenderana nemirairo isati yaiswa valve. Mhedzisiro: system operation valve switch haichinjike, inovhara zvakasununguka uye kubuda kwemvura (steam) chiitiko, zvichikonzera kugadzirisa zvakare, uye kunyange kukanganisa yakajairika mvura inopihwa (steam). Kuyera: Ivhavha inofanira kuongororwa kusimba kwesimba uye kusimba isati yaiswa. Muedzo uchasarudza 10% yehuwandu hwebatch yega yega (mhando imwe chete, kutsanangurwa kwakafanana, modhi yakafanana), uye kwete isingasviki imwe. Nokuda kwevhavha yevhavha yakavharwa yakaiswa papombi huru kuti ibvise basa, inofanira kuva imwe neimwe yekuedza simba uye kusimba. Iyo VALVE simba uye tightness yekuyedza kumanikidza ichaenderana ne "Construction Quality Acceptance Code yekuvaka Mvura Supply, drainage uye Heating Engineering" (GB 50242-2002). Taboo 14 Kune izvo zvikuru zvekushandisa, zvishandiso uye zvigadzirwa zvinoshandiswa mukuvaka, pane kushomeka kwehunyanzvi hwekuongorora magwaro kana zvitupa zvekufanirwa nechigadzirwa zvinoenderana neazvino nyika kana makurukota. Mhedzisiro: mhando yeprojekiti haina kukodzera, kune tsaona dzakavanzwa, hazvigone kuendeswa panguva yakatarwa, inofanira kugadziridzwa zvakare; Kukonzeresa kunonoka kweprojekiti, manpower uye zvinhu zvekuisa kuwedzera. Matanho: izvo zvakakosha zvekushandisa, zvishandiso uye zvigadzirwa zvinoshandiswa mukupihwa kwemvura uye kudhiraivha uye kupisa uye hutsanana engineering inofanirwa kusangana neazvino zviyero zvakapihwa nehurumende kana shumiro yehunyanzvi hwekuongorora magwaro kana chitupa chekukodzera chigadzirwa; Zita rechigadzirwa, modhi, yakatarwa, yenyika mhando chiyero kodhi, zuva rekutumira, zita uye nzvimbo yemugadziri, chitupa chekuongorora kana kodhi yekutumira icharatidzwa. Kugadzirira Nzira yefluorine lined valve model Tsanangudzo yefluorine lined valve model kugadzirira: Iyo fluorine lining valve modhi yakaparadzaniswa kubva kune fluorine lining chikamu mu "Nzira yeKugadzirira kweValve Model", uye modhi yevharuvhu yakadhindwa neiyo Standardization Administration nguva pfupi yadarika. . Yakakurudzirwa neChina Machinery Industry Federation, maererano nemitemo yeGB/T1.1-2009 yekunyora, nzira yekubatanidza vharafu neNational valve Standardization Technical Committee (SAC/TC188) pakati. Zvinoenderana neJB/T 308-2004 kugadzirisa. Fluorine lined valve modhi yakagadzira yakanakisa fluorine lined valve pamusika pakupera kwechigadzirwa mhirizhonga. Fluorine lined valve model system inoumbwa nemhando, dhiraivha, nzira yekubatanidza, chimiro chechimiro, lining material, nominal pressure, body material uye mamwe ma parameter edzimwe nhamba dzemugwagwa uye tsamba kodhi inoumbwa nenhamba yekutenga, kutengesa kuri nyore, kugadzira, kugadzira nezvimwe. kushandiswa kwemaitiro chaiwo. Iri rinotevera vharafu mune zvakadzama kuti iwe uzivise iyo musimboti we fluorine lined valve chii, zvinorehwa nekodhi yemuenzaniso. Kushanda musimboti wefluorine lined valve: Fluorine lined valve, inozivikanwawo sefluorine plastic lined corrosion resistance valve, ndiyo PTFE resin (kana maprofiles akagadziriswa) nekuumba (kana inlaid) nzira mumadziro emukati esimbi kana iron valve inotakura zvikamu (the nzira imwechete inokodzera marudzi ese ekumanikidza midziyo uye pombi accessories lining) kana yekunze pamusoro pevhavha yemukati zvikamu, Kushandiswa kweiyo yakasarudzika yekupikisa kune yakasimba corrosive media yakagadzirwa nemarudzi ese emavharuvhu uye kumanikidza midziyo. Fluorine lined valve ndiyo vheji yemuviri wepakati inogona kusvika kunzvimbo yose uchishandisa nzira yekugadzira, zvigadzirwa zvekugadzira zvinowanzoita FEP (F46) uye PCTFE (F3) nemamwe mapurasitiki efluorine, anogona kukodzera kune zvakasiyana-siyana zve sulfuric acid, hydrochloric acid, hydrofluoric acid, aqua aqua uye zvakasiyana-siyana organic acids, yakasimba acids, yakasimba oxidants uye dzimwe corrosive media pipelines, etc. Zvisinei, fluorine lined vharafu inogumira tembiricha (inoshanda chete pakati -50 ℃ uye 150 ℃) . Mavharuvhu anogona kugadzirwa nemapurasitiki efluorine ndeaya: fluorine lined butterfly valve, fluorine lined ball valve, fluorine lined globe valve, fluorine lined diaphragm valve, fluorine lined gedhi vharafu, fluorine lined plug valve, nezvimwe.