Kev yuav khoom los tiv thaiv corrosion valve kev tsom xam kom coj koj nkag siab txog cov yam ntxwv thiab qhov zoo ntawm qhov ncaj qha faus valve

Kev yuav khoom los tiv thaiv corrosion valve kev tsom xam kom coj koj nkag siab txog cov yam ntxwv thiab qhov zoo ntawm qhov ncaj qha faus valve Kev tsom xam cov yam ntxwv ntawm kev yuav khoom los tiv thaiv corrosion li qub Valve kev yuav khoom tsuas yog cov lus qhia meej meej, pawg, kev ua haujlwm siab kom ua tau raws li qhov yuav tsum tau ua ntawm kev coj ua, nyob rau hauv kev lag luam kev lag luam tam sim no ib puag ncig tsis zoo tag nrho. Vim hais tias lub valve manufacturers nyob rau hauv thiaj li yuav cov khoom kev sib tw, nyob rau hauv lub tswvyim ntawm unified valve tsim, txawv innovation, tsim lawv tus kheej enterprise qauv thiab cov khoom cwm pwm. Yog li ntawd, nws yog ib qho tsim nyog yuav tsum tau muab tso rau hauv cov kev xav tau hauv kev nthuav dav thaum yuav khoom li qub, thiab koom tes nrog cov tuam txhab kom tau txais kev pom zoo raws li qhov txuas ntxiv rau daim ntawv cog lus valve. Cov kev cai dav dav 1.1 Valve specifications thiab pawg yuav tsum ua raws li cov cai ntawm cov ntaub ntawv tsim cov kav dej. 1.2 Tus qauv ntawm lub valve yuav tsum tau qhia raws li lub teb chaws tus qauv yuav tsum tau muaj. Yog tias tus txheej txheem kev lag luam, yuav tsum qhia cov lus piav qhia txog tus qauv. 1.3 Lub siab ua haujlwm ntawm lub valve yuav tsum ua haujlwm siab ntawm cov kav dej. Ntawm qhov chaw tsis cuam tshuam rau tus nqi, kev ua haujlwm siab uas lub valve tuaj yeem dais yuav tsum siab tshaj qhov ua haujlwm siab ntawm cov kav dej; Valve kaw txhua sab yuav tsum muaj peev xwm tiv taus 1.1 npaug ntawm lub valve ua haujlwm siab tus nqi yam tsis muaj qhov to; Lub valve qhib, lub valve lub cev yuav tsum muaj peev xwm tiv taus ob zaug ntawm lub siab xav tau. 1.4 Tus qauv tsim ntawm lub valve yuav tsum tau teev raws li lub teb chaws tus qauv tooj. Yog tias siv cov qauv kev lag luam, cov ntaub ntawv lag luam yuav tsum tau txuas nrog rau daim ntawv cog lus yuav khoom. Lub valve tus qauv zoo 2.1 Cov khoom siv lub cev yuav tsum yog cov hlau nplaum, thiab cov naj npawb thiab cov ntaub ntawv kuaj lub cev thiab tshuaj ntawm cov hlau cam yuav tsum tau qhia. 2.2 Cov khoom siv, siv zog rau stainless steel qia (2CR13), txoj kab uas hla loj yuav tsum yog stainless hlau embedded qia. 2.3 Cov khoom siv txiv ntoo yog cam khwb cia txhuas tooj dag lossis cam khwb cia txhuas bronze, thiab lub hardness thiab lub zog yog ntau dua li ntawm lub valve qia. 2.4 Lub hardness thiab lub zog ntawm cov qia bushing yuav tsum tsis txhob ntau tshaj li ntawm cov qia, thiab nws yuav tsum tsis txhob tsim electrochemical corrosion nrog lub qia thiab valve lub cev nyob rau hauv cov kev mob ntawm dej immersion. 2.5 Cov khoom ntawm sealing nto: ① valve hom sib txawv, sealing txoj kev thiab cov khoom yuav tsum txawv; (2) zoo tib yam wedge gate valve, tooj liab nplhaib khoom, kho txoj kev, sib tsoo txoj kev yuav tsum tau piav qhia; (3) Lub qhov rooj muag muag muag, lub cev chemistry thiab cov ntaub ntawv soj ntsuam kev noj qab haus huv ntawm cov khoom siv roj hmab hauv ob sab phlu valve; ④ Lub npauj npaim valve yuav tsum tau cim nrog cov khoom sib khi ntawm lub cev lub cev thiab cov khoom sib khi ntawm lub phaj npauj npaim; Lawv cov ntaub ntawv soj ntsuam lub cev thiab tshuaj lom neeg, tshwj xeeb tshaj yog cov roj hmab tu cev, kev laus tsis kam, hnav tsis kam; Feem ntau siv cov roj hmab butyl thiab peb ethylene propylene roj hmab, thiab lwm yam, nruj me ntsis txwv tsis pub sib xyaw nrog cov roj hmab rov qab. 2.6 Valve ncej packing: ① Vim hais tias lub valve nyob rau hauv cov yeeb nkab network feem ntau yog qhib thiab kaw infrequently, cov packing yuav tsum tsis muaj zog rau ob peb xyoos, lub packing tsis laus, thiab sealing nyhuv yog khaws cia ntev; ② Lub valve ncej ntim yuav tsum nyob rau hauv nquag qhib thiab kaw, cov nyhuv sealing zoo; (3) Raws li cov kev xav tau saum toj no, lub valve ncej ntim siv zog tsis hloov lossis tsis hloov ntau tshaj kaum xyoo; ④ Yog tias qhov ntim yuav tsum tau hloov pauv, lub valve tsim yuav tsum xav txog qhov kev hloov pauv raws li qhov ntsuas dej siab. Qhov sib txawv ceev ceev tsav lub thawv 3.1 Cov khoom siv lub cev thiab sab hauv thiab sab nrauv tiv thaiv corrosion yog raws li lub hauv paus ntsiab lus ntawm lub cev. 3.2 Lub thawv yuav tsum muaj kev sib khi, thiab lub thawv yuav tsum muaj peev xwm tiv taus qhov immersion ntawm 3 meters dej kem tom qab sib dhos. 3.3 Lub kaw lus qhib thiab kaw cov cuab yeej ntawm lub thawv lub cev, nws cov txiv ntoo kho yuav tsum nyob hauv lub thawv lub cev lossis sab nraum lub thawv, tab sis nws xav tau lub cuab yeej ** ua haujlwm. 3.4 Kev tsim qauv ntawm kev sib kis yog tsim nyog. Thaum qhib thiab kaw, lub valve ncej tsuas tuaj yeem raug tsav los tig, tsis ua kom nws txav mus los. Qhov tom ntawm qhov chaw kis tau tus mob yog nruab nrab, thiab kev sib cais hauv qab thaum qhib thiab kaw nrog kev thauj khoom tsis tsim. 3.5 Qhov sib txawv ntawm qhov sib kis ceev ntawm lub thawv thiab lub valve ncej foob yuav tsum tsis txhob txuas nrog rau hauv qhov tsis muaj qhov xau tag nrho, txwv tsis pub cov kev tiv thaiv kev tiv thaiv yuav tsum tau ua. 3.6 Tsis muaj ib qho khoom plig rau hauv lub thawv, thiab qhov tom ntawm lub iav yuav tsum tau tiv thaiv roj. Valve kev khiav hauj lwm mechanism 4.1 Thaum lub valve ua haujlwm, qhov qhib thiab kaw kev taw qhia yuav tsum yog clockwise. 4.2 Vim hais tias lub valve nyob rau hauv cov yeeb nkab network feem ntau manually qhib thiab kaw, qhov qhib thiab kaw kev sib hloov yuav tsum tsis txhob ntau dhau, txawm lub loj txoj kab uas hla valve yuav tsum tsis pub dhau 200-600. 4.3 Txhawm rau pab txhawb kev qhib thiab kaw haujlwm ntawm ib tus neeg, qhov siab tshaj plaws qhib thiab kaw lub sijhawm yuav tsum yog 240N-m nyob rau hauv cov xwm txheej ntawm cov kav dej siab. 4.4 Lub valve qhib thiab kaw ua haujlwm kawg yuav tsum yog square thiab tenon, nrog tus qauv loj, thiab fim hauv av, kom cov neeg tuaj yeem ncaj qha los ntawm av. Valve nrog lub log tsis haum rau cov yeeb nkab hauv av. 4.5 Zaub phaj ntawm lub valve qhib thiab kaw degree: ① lub nplai kab ntawm lub valve qhib thiab kaw degree yuav tsum tau muab pov rau ntawm lub gearbox cover los yog lub plhaub ntawm cov zaub phaj tom qab kev hloov ntawm cov kev taw qhia, tag nrho cov tig mus rau hauv av, thiab cov nplai kab yuav tsum. yuav txhuam nrog phosphor kom pom qhov muag pom; (2) Cov khoom siv ntawm qhov taw qhia phaj koob tuaj yeem siv tau rau hauv cov ntaub ntawv ntawm kev tswj xyuas zoo ntawm stainless hlau phaj, txwv tsis pub nws yog xim hlau phaj, tsis txhob siv cov tawv txhuas; ③ Qhia txog qhov muag pom ntawm lub qhov muag, ruaj khov, thaum qhib thiab kaw qhov kev hloov kho kom raug, yuav tsum tau muab xauv nrog rivets. 4.6 Yog hais tias lub valve yog faus tob thiab cov txheej txheem kev khiav hauj lwm thiab cov khoom vaj huam sib luag yog 1.5m deb ntawm hauv av, yuav tsum tau muab cov pas nrig txuas ntxiv thiab kho kom ruaj khov rau tib neeg los saib xyuas thiab ua haujlwm hauv av. Uas yog hais tias, cov yeeb nkab network hauv lub valve qhib thiab kaw lub lag luam, tsis nyob rau hauv kev ua haujlwm zoo. Kev ntsuas kev ua haujlwm ntawm lub valve 5.1 Thaum cov lus qhia tshwj xeeb ntawm lub valve yog tsim nyob rau hauv cov khoom siv, cov kev ua haujlwm hauv qab no yuav tsum raug kuaj los ntawm lub koom haum commissioning: ① qhib thiab kaw lub sijhawm ntawm lub valve hauv qab ua haujlwm siab; ② nyob rau hauv cov xwm txheej ntawm kev lag luam siab, nws tuaj yeem ua kom lub sijhawm qhib thiab kaw tas li ntawm lub valve kaw nruj nreem; (3) Lub valve nyob rau hauv cov kav dej hauv qab cov dej ntws tiv thaiv coefficient nrhiav pom. 5.2 Lub valve yuav tsum tau kuaj raws li hauv qab no ua ntej tawm hauv lub Hoobkas: ① Lub valve yuav tsum tau ntsuas qhov ntsuas sab hauv ob zaug ntawm kev ua haujlwm siab ntawm lub valve thaum lub valve qhib; ② Nyob rau hauv qhov chaw kaw ntawm lub valve, ob tog dais 1.1 npaug ntawm lub valve ua haujlwm siab tus nqi, tsis muaj dej; Tab sis hlau foob npauj npaim valve, tus nqi xau tsis ntau dua li qhov yuav tsum tau ua. Kev tiv thaiv sab hauv thiab sab nraud ntawm lub valve 6.1 Sab hauv thiab sab nraud lub cev lub cev (nrog rau lub thawv sib kis ceev), thawj qhov yuav tsum tau txhaj tshuaj blasting, xuab zeb thiab xeb tshem tawm, siv zog rau electrostatic tsuag hmoov tsis muaj tshuaj lom epoxy resin, thickness ntau tshaj. 0.3mm ib. Thaum nws yog ib qho nyuaj rau electrostatic spray non-toxic epoxy resin rau ntawm qhov loj li qub, zoo li cov xim tsis muaj tshuaj lom epoxy yuav tsum tau txhuam thiab txau. 6.2 Nyob rau hauv lub valve lub cev thiab tag nrho cov seem ntawm lub valve phaj yuav tsum tau anti-corrosion. Ntawm qhov tod tes, nws yuav tsis xeb thaum immersed hauv dej, thiab nws yuav tsis tsim electrochemical corrosion ntawm ob hlau; Ob yam ntawm qhov chaw du kom txo tau cov dej tsis kam. 6.3 Rau cov kev cai huv huv ntawm cov tshuaj tiv thaiv corrosion epoxy resin los yog xim nyob rau hauv lub valve lub cev, yuav tsum tau muab cov ntaub ntawv soj ntsuam ntawm lub koom haum saib xyuas. Cov khoom siv tshuaj lom neeg thiab lub cev yuav tsum ua tau raws li qhov yuav tsum tau ua. Valve packing thiab tsheb thauj mus los 7.1 Ob sab ntawm lub valve yuav tsum tau muab khi nrog cov phiaj thaiv lub teeb. 7.2 Qhov nruab nrab thiab me me caliber li qub yuav tsum tau khi nrog straw hlua thiab thauj hauv ntim. 7.3 Cov kab uas hla loj kuj tseem muaj cov khoom ntim ntoo yooj yim kom tsis txhob muaj kev puas tsuaj thaum thauj. 8. Valve Hoobkas qhia Valves yog cov khoom siv, lub Hoobkas cov lus qhia yuav tsum qhia cov ntaub ntawv tseem ceeb hauv qab no: valve specifications; Qauv; Ua haujlwm siab; Txuj kev tsim khoom; Khoom siv lub cev; Valve qia khoom; Cov khoom siv sealing; Valve ncej packing khoom; Valve qia lub tes tsho khoom; Sab hauv thiab sab nrauv los tiv thaiv corrosion; Kev taw qhia pib ua haujlwm; kiv puag ncig; Qhib thiab kaw lub sijhawm nyob rau hauv kev ua haujlwm siab; Lub npe ntawm cov chaw tsim khoom; Hnub xa khoom; Hoobkas serial tooj; Nyhav; Aperture, qhov naj npawb, qhov nruab nrab qhov nrug txuas flange; Kev tswj qhov ntev ntawm qhov ntev, dav thiab qhov siab yog qhia graphically; Valve flow kuj coefficient; Lub sijhawm qhib thiab kaw tau zoo; Cov ntaub ntawv ntsig txog valve Hoobkas kuaj xyuas thiab teeb meem xav tau kev saib xyuas hauv kev teeb tsa thiab kev saib xyuas. Coj koj kom nkag siab txog cov yam ntxwv thiab qhov zoo ntawm qhov ncaj qha faus valve nrog kev hloov kho thiab kev tsim kho hauv nroog, faus nyob rau hauv txoj kev ntawm ntau lub cables thiab cov kav dej maj mam nce, cov neeg coob coob, nyuaj rau kev teeb tsa. Cov tsoos installation ntawm cov yeeb nkab network li qub yog nyob rau hauv lub valve zoo ntawm txoj kev. Thaum muaj kev cuam tshuam crushing npog, ua suab nrov, feem ntau tsis tuaj yeem tso lub valve tso rau saum toj thiab hauv txoj kev, cuam tshuam rau kev khiav tsheb khiav turbulence, thiab kev cuam tshuam ntawm lub nroog toj roob hauv pes, manhole npog feem ntau raug nyiag, tseem yuav ua rau tib neeg raug mob, tsheb puas, xws li kev nyab xeeb xwm txheej, qhov ncaj qha faus installation tuaj yeem zam cov teeb meem no, kuj yuav txuag tau peev. Ib qho kev piav qhia ntawm Nrog rau kev hloov kho thiab kev tsim kho hauv nroog, ntau cov cables thiab cov kav dej faus rau hauv txoj kev tau maj mam nce, uas yog cov neeg coob coob thiab nyuaj rau kev npaj. Cov tsoos installation ntawm cov yeeb nkab network li qub yog nyob rau hauv lub valve zoo ntawm txoj kev. Thaum muaj kev cuam tshuam crushing npog, ua suab nrov, feem ntau tsis tuaj yeem tso lub valve tso rau saum toj thiab txoj kev, cuam tshuam rau kev khiav tsheb khiav ceev, thiab kev cuam tshuam hauv nroog toj roob hauv pes, manhole npog feem ntau raug nyiag, tseem yuav ua rau tib neeg raug mob, tsheb puas, xws li kev nyab xeeb xwm txheej, qhov ncaj qha faus installation tuaj yeem zam cov teeb meem no, kuj yuav txuag tau peev. Hauv cov teb chaws tsim kev lag luam txawv teb chaws, cov yeeb nkab network valve twb tau txais txoj kev faus ncaj qha, qhov twg ua tau raws li cov qauv kev cai ntawm lub rooj vag valve, tuaj yeem raug faus ncaj qha yam tsis muaj lub valve zoo. Kev faib tawm ncaj qha faus valve tuaj yeem raug faus ncaj qha rau hauv av, tsis muaj kev tshuaj xyuas lub tsev Wells, txo qhov chaw ntawm txoj kev excavation. Cov chav dej me me tuaj yeem ua kom txoj hauv kev zoo nkauj, txo qhov nyuaj ntawm kev tsim kho, txuag qhov project nqi. Qhov ncaj qha faus mos foob rooj vag valve yog muab faib ua ob hom telescopic thiab zoo-tuning tsau, uas yog telescopic thiab hlau yas hom. Hauv kev tsim kho, hom telescopic tuaj yeem hloov kho arbitrarily nyob rau hauv ib tug ntau yam raws li qhov kev ncua deb ntawm faus qhov tob ntawm lub valve thiab hauv av, thiab lub fine-tuning tsau hom yuav ua tau micro-kho ntawm qhov chaw. Ncaj nraim faus lub valve nyob rau hauv lub ndlwg tsis kam yog me me, lub internal nruab nrab channel ntawm lub valve lub cev yog ncaj qha los ntawm, qhov nruab nrab ntws nyob rau hauv ib tug ncaj kab, qhov txaus kuj yog me me. Tsis tas li ntawd, qhov qhib thiab kaw ntawm qhov muaj zog ntau dua, piv nrog lub ntiaj teb valve, txawm tias qhib lossis kaw, cov kev taw qhia ntawm lub rooj vag txav yog perpendicular mus rau cov kev taw qhia ntawm nruab nrab ntws. kom zoo dua Cov zej zog qub qub muaj qhov chaw nyob tsis zoo, cov neeg coob coob, thiab cov chaw nyob zoo. Nyob rau tib lub sij hawm, muaj ntau ntau thiab tsis ncaj ncees lawm cov ntsiab lus roj noj. Kev hloov pauv ntawm cov kav dej xa hluav taws xob muaj txiaj ntsig zoo rau kev siv roj ntawm cov neeg nyob hauv kev mus ncig thiab lub neej txhua hnub. Txhawm rau kom muaj kev nyab xeeb ntawm cov khoom siv roj hauv tsev thiab zam qhov teeb meem uas cov roj nkag valve tau teeb tsa hauv chav tsev ntawm cov neeg siv nyob hauv tsev thiab tsis tuaj yeem raug kaw raws sijhawm thaum muaj xwm txheej ceev, cov roj nkag valve ntawm cov tsev nyob yuav tsum tau teeb tsa sab nraum lub tsev. lub tsev. Muaj ob txoj hauv kev: ***, sab nraum zoov valve tiv thaiv lub thawv yuav tsum tau teeb tsa thaum cov roj nkag nkag rau hauv av; Qhov thib ob, qhov ncaj qha faus valve yog teem thaum lub underground qhia. Thaum lub tsev nyob tsis muaj cov xwm txheej los teeb tsa lub qhov rooj tiv thaiv sab nraum zoov, qhov ncaj qha faus valve tuaj yeem teem rau ntawm lub faus inlet yeeb nkab nyob rau hauv pem hauv ntej ntawm lub tsev raws li lub inlet valve. faus valve yuav tsum muaj kev tiv thaiv corrosion zoo, kev pab cuam lub neej yuav tsum tsis txhob qis dua qhov kev pab cuam lub neej ntawm cov kav dej, thiab yuav tsum muaj kev saib xyuas tsis pub dawb hauv lub neej voj voog, thiab nws txoj kev txhawb nqa kev tiv thaiv zoo muaj kev tiv thaiv tub sab nyiag. Qhov ncaj qha faus valve tuaj yeem txhim kho kev tswj hwm kev tswj hwm kev ua haujlwm roj rau cov neeg siv thiab txhim kho lub peev xwm los daws cov xwm txheej kub ntxhov.