Belofo ea ho kenya 14 e kholo ea taboo fluorine linening valve model mokhoa oa ho lokisa

Ho kenya li-valve 14 e kholo ea taboo fluorine lining valve model mokhoa oa ho lokisa Ho kenya li-valve ha se mosebetsi o bonolo. Ho na le li-taboos tse 14, na ua tseba? Ho ne ho tla etsahala'ng haeba litloaelo tsee li ne li ka hatakeloa? U e rarolla joang? No. 1 Teko ea Hydrostatic ka mocheso o fosahetseng nakong ea kaho ea mariha. Ho kenya li-valve ha se mosebetsi o bonolo. Ho na le li-taboos tse 14, na ua tseba? Ho ne ho tla etsahala'ng haeba litloaelo tsee li ne li ka hatakeloa? U e rarolla joang? No-no 1 Nakong ea kaho ea mariha, tlhahlobo ea hydrostatic e etsoa tlas'a mocheso o fosahetseng. Sephetho: Pipe e hoama ka potlako nakong ea tlhahlobo ea hydrostatic, e leng se etsang hore phala e senyehe. Mehato: Leka ho etsa tlhahlobo ea hydrostatic pele ho kopo ea mariha, 'me u phekole metsi a hloekile ka mor'a tlhahlobo ea khatello, haholo-holo metsi a valve a tlameha ho ba *** ka letlooa, ho seng joalo valve e tla qhoma. Morero o tlameha ho etsoa nakong ea tlhahlobo ea hydrostatic ea mariha, ho boloka mocheso oa ka tlung o le ntle, kamora tlhahlobo ea khatello ea ho letsa metsi. Ha tlhahlobo ea hydrostatic e sa khone ho etsoa, ​​​​teko e ka etsoa ka moea o hatelitsoeng. No-no 2 Pele ho phethoa ha tsamaiso ea lipeipi ho phalla ha ho teba, sekhahla sa phallo le lebelo ha li khone ho finyella litlhoko tsa ho phalla ha lipeipi. Esita le metsi a lekang matla a khatello ea metsi ho e-na le ho phalla. Liphello: Boleng ba metsi ha bo finyelle litlhoko tsa ts'ebetso ea tsamaiso ea liphaephe, tseo hangata li lebisang likarolong tse fokotsehileng kapa tse koetsoeng. Mehato: sebelisa sistimi ho beha phallo e phahameng ea lero kapa sekhahla sa phallo ea metsi ha ea lokela ho ba ka tlase ho 3m / s ho hlatsoa. 'Mala oa metsi le ponaletso ea phallo e lokela ho lumellana le' mala oa metsi le pepeneneng ea metsi a kenang joalo ka ha a tšoaneleha ka tlhahlobo ea pono. No-no 3 Likhoerekhoere, metsi a pula, phala ea condensate ha li etse tlhahlobo ea metsi e koetsoeng li tla pata. Liphello: E ka baka ho lutla ha metsi, 'me ea baka tahlehelo ea basebelisi. Mehato: Teko ea metsi a koetsoeng e lokela ho hlahlojoa le ho amoheloa ka thata ho latela maemo. E patoa ka tlas'a lefatše, ka hare ho siling, pakeng tsa lipeipi le likhoerekhoere tse ling tse lefifi, metsi a pula, peipi ea condensate ho netefatsa hore ha ho na ho lutla. Taboo 4 Ha teko ea matla a khatello ea metsi le teko ea ho tiea ha liphaephe, hlokomela phetoho ea boleng ba khatello le boemo ba metsi, 'me u hlahlobe hore ho lutla ha hoa lekana. Sephetho: Leakage e etsahala kamora ts'ebetso ea sistimi ea liphaephe, e amang ts'ebeliso e tloaelehileng. Mehato: Ha tsamaiso ea liphaephe e lekoa ho latela litlhoko tsa moralo le litlhaloso tsa kaho, ntle le ho rekota boleng ba khatello kapa phetoho ea boemo ba metsi ka nako e behiloeng, ho hlokahala ka ho khetheha ho hlahloba ka hloko hore na ho na le bothata ba ho lutla. No-no 5 Butterfly valve flange e nang le flange e tloaelehileng ea valve. Liphello: serurubele belofo flange le tloaelehileng belofo flange boholo e fapane, ba bang ba flange bophara e nyenyane, 'me serurubele belofo diseke ee e khōlō, ho fellang ka a ke ke a buloa kapa ka thata ho bula belofo tshenyo. Mehato: ho ea ka boholo ba sebele ba serurubele belofo flange flange sebetsa flange. No-no 6 Ha ho na likoti tse bolokiloeng le likarolo tse kentsoeng kahong ea mohaho oa mohaho, kapa boholo ba likoti tse bolokiloeng li nyenyane 'me likarolo tse kentsoeng ha li tšoauoa. Sephetho: Kaho ea morero oa bohloeki oa WARM, ho khetha sebopeho sa moaho oa lichisel, esita le ho khaola matla a khatello ea maikutlo, ho ama ts'ebetso ea ts'ireletso ea moaho. Mehato: Ho tloaelana le litšoantšo tsa kaho ea boenjiniere ba ho futhumatsa le likhoerekhoere ka hloko, 'me u sebelisane ka mafolofolo le kaho ea moaho oa ho boloka masoba le likarolo tse kentsoeng ho latela litlhoko tsa ho kenya liphaephe le li-hanger tsa tšehetso, ho ipapisitsoe le litlhoko tsa moralo. litlhaloso tsa kaho. No-no 7 Ha ho chesetsoa phala, qetello e fosahetseng ea phala ka mor'a hore para e se ke ea e-ba teng Central Line, ha ho na lekhalo holim'a para, phala e teteaneng ea lerako ha e hlatsoe ka kharafu, 'me bophara le bophahamo ba weld u se ke ua finyella litlhoko tsa khoutu ea kaho. Sephetho: Qetello e fosahetseng ea phala ha e moleng oa bohareng e ama ka ho toba boleng ba welding le boleng ba pono. Ha ho na lekhalo pakeng tsa mahlakoreng a mabeli, phala e teteaneng ea lerako ha e hlatsoe ka kharafu, bophara le bophahamo ba weld ha li finyelle litlhoko tsa litlhoko tsa matla a ho cheselletsa. Mehato: Ka mor'a ho tjheseletsa phala para, phala ha ea lokela ho fosahala, e lokela ho ba ho Central Line, lekhalo le lokela ho sala holim'a para, phala e teteaneng ea lerako e lokela ho hlajoa groove, ho phaella moo, bophara le bophahamo ba seam sa weld. e lokela ho chesetsoa ho latela litlhoko tse boletsoeng. Taboo 8 Pipe e patoa ka ho toba mobung o leqhoa le mobu o hlephileng ntle le phekolo, 'me sebaka le boemo ba lipeipi tsa liphaephe ha lia nepahala, esita le ka mokhoa o omileng oa setene sa khoutu. Sephetho: Ka lebaka la ts'ehetso e sa tsitsang, phala e ile ea senyeha nakong ea ts'ebetso ea "backfill earth tamping", e leng se ileng sa fella ka ho lokisoa hape. Mehato: PEPI E SE KE EA PATWA MMULENG O HAMETSENG kapa mobung o hlephileng o sa sebetsoang, HO PHAHAMA HO TLA FIHLELA Litlhoko tsa lintlha tsa kaho, 'ME SUPPORT CUSHION e tla tiea, HAHOLO sehokelong sa liphaephe, se ke keng sa nka matla a ho kuta. Litšiea tsa litene li lokela ho hahoa ka seretse sa samente ho netefatsa botšepehi le ho tiea. No-no 9 Liboutu tsa ho atolosa tse sebelisetsoang ho tiisa litšehetso tsa liphaephe ke tsa thepa e tlaase, lesoba la liboutu tse atolositsoeng le leholo haholo, kapa liboutu tsa ho atolosa li kentsoe maboteng a litene kapa esita le mabota a bobebe. Liphello: Tšehetso ea liphaephe e hlephileng, ho senyeha ha lipeipi, kapa ho oa. Mehato: Liboutu tsa katoloso li tlameha ho khethoa joalo ka lihlahisoa tse tšoanelehang, 'me li lokela ho etsoa sampole bakeng sa tlhahlobo ea liteko ha ho hlokahala. Sebaka sa liboutu tsa ho atolosa ha sea lokela ho ba seholo ho feta bophara bo ka ntle ba liboutu tsa ho atolosa. Li-bolts tsa ho atolosa li lokela ho sebelisoa mohahong oa konkreite. No-no 10 Flange le gasket ea khokahanyo ea phala ha e matla ka ho lekaneng, 'me boutu e kopanyang e khutšoanyane kapa e tšesaane ka bophara. Liphaephe tsa rabara li sebelisetsoa liphaephe tsa mocheso, liphaephe tsa asbestos bakeng sa lipeipi tsa metsi a batang, le liphaephe tse peli kapa li-bevel tse nang le li-flange tse hlahelletseng ka har'a phala. Phello: lenonyeletso la flange ha le thata, le bile le senyehile, ketsahalo ea leakage. Flange liner e hlahella ka har'a phala, e leng ho tla eketsa ho hanyetsa ho phalla. Mehato: li-flanges le li-gaskets bakeng sa liphaephe li tlameha ho finyella litlhoko tsa khatello ea ho sebetsa bakeng sa moralo oa liphaephe. Lesela la flange la phaephe ea ho futhumatsa le ea phepelo ea metsi a chesang e lokela ho ba rabara ea asbestos pad; The flange gasket ea phepelo ea metsi le drainage pipe e lokela ho ba rabara gasket. Gasket ea flange e ke ke ea phatloha ka har'a tube, 'me ho pota-pota ka ntle ho lesoba la bolt ea flange ho loketse. Bevel pad kapa li-gaskets tse 'maloa li ke ke tsa behoa bohareng ba flange. Bophara ba bolt e kopanyang flange e lokela ho ba ka tlase ho 2mm ho feta sebaka se bulehileng sa flange, 'me bolelele ba nate ea bolt e hlahelletseng e lokela ho ba 1/2 botenya ba linate. Mokhoa oa ho kenya Taboo 11 Valve o fosahetse. Ka mohlala, valve ea lefats'e kapa metsi a hlahlobang metsi (mouoane) a phallang a fapane le letšoao, kutu e kenngoa ho ea tlaase, ho kenngoa ka mokhoa o otlolohileng oa valve ea ho hlahloba ho kenngoa ka holimo, valve ea rod gate kapa serurubele sa serurubele ha se bulehe kapa sebaka se koetsoeng, kutu ea valve ha e shebane le monyako oa ho hlahloba. Liphello: ho hloleha ha li-valve, mathata a tokiso ea switjha, ho theoha ha valve hangata ho baka ho lutla ha metsi. Mehato: Kenya valve ka thata ho ea ka litaelo tsa ho kenya li-valve, tlohela sekhahla sa valve ho atolosa bophahamo ba ho bula, valve ea serurubele e nahane ka ho feletseng sebaka sa ho potoloha ha lesela, mefuta eohle ea stem ea valve e ke ke ea e-ba tlaase ho feta sebaka se otlolohileng, o le mong tlase. Li-valve tse patiloeng eseng feela ho theha ho finyella litlhoko tsa ho bula le ho koala li-valve tsa monyako oa tlhahlobo, ka nako e ts'oanang lesela la valve le lokela ho lebisoa monyako oa ho hlahloba. Taboo 12 Litlhaloso le mehlala ea li-valve tse kentsoeng ha li finyelle litlhoko tsa moralo. Ka mohlala, khatello ea lebitso la valve e ka tlaase ho khatello ea tlhahlobo ea tsamaiso; Ha bophara ba phala ea lekala la metsi a fepa bo le tlase kapa bo lekana le 50mm, ho sebelisoa valve ea heke; Ho futhumatsa metsi a chesang a omme, phala e emeng e sebelisang valve ea ho emisa; Peipi e monyang ea pompo ea mollo e sebelisa valve ea serurubele. Sephetho: Ama valve e tloaelehileng ea ho bula le ho koala le ho fetola ho hanyetsa, khatello le mesebetsi e meng. Esita le ho baka ts'ebetso ea tsamaiso, tšenyo ea valve e qobelloa ho lokisoa. Mehato: Ho tloaelana le ts'ebeliso ea mefuta e fapaneng ea li-valve, ho latela litlhoko tsa moralo ho khetha lintlha le mehlala ea li-valve. Khatello ea lebitso la valve e tla finyella litlhoko tsa khatello ea tlhahlobo ea tsamaiso. Ho ea ka litlhoko tsa khoutu ea kaho: phaephe ea phepelo ea metsi bophara e ka tlaase ho kapa e lekanang le 50mm e lokela ho sebelisoa valve e khaotsoeng; Li-valve tsa heke li lokela ho sebelisoa ha bophara ba phaephe bo feta 50mm. Sesepa sa ho futhumatsa metsi a chesang se omme, se otlolohileng sa taolo se lokela ho sebelisa belofo ea heke, pompo ea ho hula pompo ea mollo ha ea lokela ho sebelisa valve ea serurubele. Taboo 13 Se ke oa etsa tlhahlobo ea boleng bo hlokahalang ho latela melaoana pele u kenya valve. Liphello: sesebelisoa sa ts'ebetso ea valve ha se feto-fetohe, se koalehile ka mokhoa o hlephileng le ho tsoa ha metsi (mouoane), ho fella ka ho lokisoa, esita le ho ama phepelo e tloaelehileng ea metsi (mouoane). Lekanya: Valve e lokela ho lekoa bakeng sa matla a khatello le ho tiea pele ho kenngoa. Teko e tla khetha 10% ea bongata ba beche ka 'ngoe (mofuta o tšoanang, litlhaloso tse tšoanang, mohlala o le mong), eseng ka tlase ho o le mong. Bakeng sa valve ea potoloho e koetsoeng e kentsoeng phala e kholo ho khaola mosebetsi, e lokela ho ba e le 'ngoe bakeng sa teko ea matla le ho tiea. Matla a VALVE le khatello ea teko ea ho tiea e tla lumellana le "Khoutu ea Kamohelo ea Boleng ba Moaho bakeng sa Kaho ea Phepelo ea Metsi, drainage le Heating Engineering" (GB 50242-2002). Taboo 14 Bakeng sa thepa ea mantlha, lisebelisoa le lihlahisoa tse sebelisoang kahong, ho na le khaello ea litokomane tsa tlhahlobo ea boleng ba botekgeniki kapa litifikeiti tsa mangolo a sehlahisoa ho latela maemo a hajoale a naha kapa a matona. Liphello: boleng ba morero ha bo tšoanelehe, ho na le likotsi tse patiloeng, li ke ke tsa fanoa ka kemiso, li tlameha ho lokisoa bocha; Baka ho lieha ha morero, ho eketseha ha basebetsi le ho kenya thepa. Mehato: lisebelisoa tsa mantlha, lisebelisoa le lihlahisoa tse sebelisoang phepelong ea metsi le drainage le boenjiniere ba ho futhumatsa le likhoerekhoere li lokela ho fihlela maemo a hajoale a fanoeng ke mmuso kapa lefapha la litokomane tsa tlhahlobo ea boleng ba botekgeniki kapa setifikeiti sa ho tšoaneleha ha sehlahisoa; Lebitso la sehlahisoa, mohlala, tlhaloso, khoutu e tloaelehileng ea boleng ba naha, letsatsi la thomello, lebitso le sebaka sa moetsi, setifikeiti sa tlhahlobo kapa khoutu ea ho fana e tla bontšoa. Mokhoa oa ho itokisa oa mohlala oa "fluorine lined valve model" oa "fluorine lined valve model": Moetso oa li-valve tsa fluorine o arohane le karolo ea lesela la fluorine ho "Mokhoa oa ho Lokisetsa Model ea Valve", 'me mofuta oa valve o hatisitsoe ke Tsamaiso ea Ts'ebetso haufinyane. . E khothalelitsoe ke Mokhatlo oa China oa Indasteri ea Mechini, ho latela melao ea GB/T1.1-2009 ea ho rala, mokhoa oa ho bokella mohlala oa li-valve ke Komiti ea Naha ea Tekheniki ea Ts'ebetso ea Li-valve (SAC/TC188) e bohareng. Tumellanong le ho hlophisa JB/T 308-2004. Mofuta oa li-valve tse nang le fluorine o ile oa kopanya valve e ntle ka ho fetisisa ea fluorine 'marakeng qetellong ea moferefere oa sehlahisoa. Fluorine lined valve model system e entsoe ka mofuta, koloi, mokhoa oa khokahanyo, sebopeho sa sebopeho, lisebelisoa tsa marang-rang, khatello ea lebitso, thepa ea 'mele le likarolo tse ling tsa linomoro tse ling tsa litsela le mangolo a ngotsoeng ka nomoro ea theko, thekiso e bonolo, tlhahiso, moralo le tse ling. tšebeliso ea setšoantšo se nepahetseng. Belofo e latelang ka botlalo bakeng sa ho hlahisa molao-motheo oa valve e nang le fluorine ke eng, moelelo oa khoutu ea mohlala. Molao-motheo o sebetsang oa valve e nang le fluorine lined: Fluorine lined valve, eo hape e tsejoang e le fluorine plastic lined corrosion resistance valve, ke PTFE resin (kapa profiles processed) ka ho bōpa (kapa inlaid) mokhoa leboteng le ka hare la tšepe kapa tšepe mokhoa o ts'oanang o loketse mefuta eohle ea likepe tsa khatello le lisebelisoa tsa liphaephe) kapa bokaholimo bo ka ntle ba likarolo tse ka hare tsa valve, Tšebeliso ea khanyetso ea eona e ikhethang ho mecha ea litaba e senyang e entsoeng ka mefuta eohle ea li-valve le likepe tsa khatello. Fluorine lined valve ke "valve body medium" e ka fihlang sebakeng sohle ka mokhoa oa lesela, lisebelisoa tsa lesela ka kakaretso ke FEP (F46) le PCTFE (F3) le li-plastiki tse ling tsa fluorine, li ka ba tse loketseng mefuta e sa tšoaneng ea sulfuric acid, hydrochloric acid, hydrofluoric acid, aqua aqua le mefuta e fapaneng ea li-organic acid, li-acid tse matla, li-oxidants tse matla le liphaephe tse ling tse senyang tsa mecha ea litaba, joalo-joalo, valve e nang le fluorine e lekanyelitsoe ke mocheso (o sebetsa feela pakeng tsa -50 ℃ le 150 ℃) . Li-valve tse ka etsoang ka polasetiki ea fluorine ke: valve ea fluorine lined butterfly, fluorine lined ball valve, fluorine lined globe valve, fluorine lined diaphragm valve, fluorine lined heke valve, fluorine lined plug valve, joalo-joalo.