Evalvu y'omuryangoni valvu y‘omutaano erikukoresibwa omu miringo mingi. Nikikira kukozesebwa omu kurinda amaizi, omu by’ekyoma n’omu mirimo endiijo. Okukozesa kwayo kwingi kumanyirwe .zed n’akatare. Omu myaka mingi y’okureeberera n’okugyezaho omutindo n’eby’obuhangwa, omuhandiiki tarakozire okucondooza okumwe aha kushanga omuhanda gw’omuryango gwonka, kureka n’okukoresa omuhanda gw’omuryango, nkozire okucondooza okurikukiraho n’obwegyendesereza kandi n’obwegyendesereza .
Ebi ahaifo n‘okugaaniira okwa buriijo aha nkora, okukoresa, okushoboorora oburemeezi, okukyebera omutindo n‘ebindi ebirikukwata aha valvu y‘omuryango.
Omubumbi
Omubumbi w’ekitabo .valvu y'omuryango: Evalvu y'omuryangonivalveekirikukoresa ekipande ky’omuryango n’entebe ya valvu kuhabura okukinga n’okukinga. Evalvu y'omuryangookukira munonga kirimu omubiri gwa valvu, entebe ya valvu, eshahani y'omuryango, omuti gwa valvu, ekifundikizo kya valvu, ebaruha y'okupakira, ekikingirizo ky'okupakira, enjuma y'omuti gwa valvu, omukono-enziga, n‘ebindi Kurugiirira aha mpinduka y‘omwanya gw‘okugyeragyeranisa ahagati y‘omuryango n‘entebe ya valve, obuhango bw‘omuhanda nibubaasa kuhindurwa kandi omuhanda nigubaasa kusharaho. Okubaasa kukinga gye valvu y’omuryango, empapura z’omuryango n’entebe y’omuryango nibiteebwa ahansi.
Okurugirira aha nkora etari emwe n’emwe ey’omutindo gw’ekishengye ky’omuryango, ekikwato ky’omuryango nikibaasa kubaganisibwamu emiringo ebiri: wedge na parallel.
Empapura z’omuryango gw’ekipande ky’omuryango gw’omugongo ziri omu nkora, kandi omwanya gw’okukingaho nigushendashenda kuhika aha murongooti gwa rwagati gw’omuhanda. Ekipande ekiri ahagati y‘empapura z‘omuryango n‘entebe ya valvu nikikoresibwa kukingaho (okukinga). Empapura z’okuteeraho nizibaasa kuba eirembo rimwe nari eirembo ribiri.
Eitaka ry’okukingaho ery’omuryango ogurikushushana nirishushana kandi nirihikaana n’omurongooti gwa rwagati gw’omuhanda. Nikibaganisibwamu emiringo ebiri: omuringo ogukingire n’ogutarikwigura. Hariho omuryango gw’emirundi ebiri ogurimu omuringo ogukingire. Omuryango gwaba nigushuuma, ebihimba by’emiryango ebiri erikushushana nibishagika emiryango ebiri aha ntebe ya valve aha rubaju orurikusheenya kandi bisharaho omuhanda gw’okusheesheka. Omuryango ku gurikwimuka gukaiguka, ekihoroonio n’omuryango nibikwatanisa n’omuryango nibitaanisibwa, omuryango nigutunguuka guhika aha rurengo rumwe, kandi ekibunu nikikwatwaho con The double gate plate hatariho omuringo ogukingire. Empapura z‘omuryango ku zirikusheesheka omu ntebe ya valvu aha rubaju rw‘entebe ya valvu ibiri ezirikushushana, amaani g‘amaizi nigakoresibwa kunyiga empapura z‘omuryango aha mubiri gwa valvu aha rubaju rw‘okushohoza valvu kukingaho amaizi.
Okurugirira aha ntambura zitari zimwe na zimwe z‘omuti gwa valve ku omuryango gukingirwe kandi gukingirwe, valve y‘omuryango neebaganisibwamu emiringo ebiri: valvu y‘omuryango gw‘omuryango ogukingire n‘omuryango gw‘omuryango gw‘omwirima. Omuti gwa valvu n’empapura z’omuryango gwa valvu y’omuryango gw’omuti ogurikwiguka ku birikwigurwa nari byakingwa, nibitunguuka kandi bigwa omu bwire bumwe; valvu y’omuryango gw’omwirima ku erikwigurwa nari ekingirwe, omuti gwa valvu niguhindurwa gwonka, okutunguuka n’okugwa kw’omuti gwa valvu tikurikureebwa, kandi ekipande kya valvu nikitunguuka nari kigarurwa ahansi. Ekirungi kya open-bar gate valve n‘okugira ngu neebaasa kucwera orubanja oburaingwa bw‘okukingura kw‘omuhanda kurabira omu bureingwa oburikutunguuka obw‘omuti gwa valve, kwonka neebaasa kukyendeeza oburaingwa bw‘okugira. Ku orikureeba omukono .-enziga nari omukono, hindura omukono-enziga nari omukono nk’oku eshaaha eri, kandi valve ekingire.
Omukoro n’omusingye gw’okutoorana okukoresa valvu y’omuryango gwa kabiri:
01 ekishengyevalvu y'omuryango
Okukozesa valvu y'omuryango oguriho:
(1) Emipiira y’okuhingisa amajuta na gaasi y’obuhangwa, ebipimo by’omuryango ebiine ebiina by’okuhindura amaizi nabyo nibikora gye omu kuboneza emipiira.
(2) Emipiira y’okuhingisa n’ebintu by’okubiikamu amajuta agashemeziibwe.
(3) Ebikwato by’okushohoza amajuta n’omuyaga gw’obuhangwa.
(4) Emipiira erimu ebicweka by’omubiri ebihanikire.
(5) Omuhanda gw’okuhingisa gaasi omu ndembo.
(6) Purojekiti y’okuha amaizi.
Omusingye gw'okutoorana valvu y'omuryango oguriho:
(1) Aha mipiira y’okuhingisa amajuta n’omuriro gw’obuhangwa, toorana ebipimo by’emiryango erimu emiryango emwe nari ebiri. Waaba nooyenda kuboneza omupiira, toorana valve y’omuryango ogurikweshushaniriza n’omuryango gumwe ogurimu ekiina ky’okuhindura.
(2) Aha mupiira gw’okuhingisa n’ebintu by’okubiikamu amajuta agashemeziibwe, toorana omuryango gumwe ogutarimu kiina ky’okuhindura nari valvu y’omuryango ogurikweshushaniriza erimu omuryango gw’emirundi ebiri.
(3) Aha bikwato by’okushohoza amajuta na gaasi y’obuhangwa, toorana omuryango gumwe ogurimu entebe y’omugoye gw’omwirima ogurikugyendera aha maizi ogurimu ekiina ky’okuhindura nari valvu y’omuryango ogurikwiragura erimu omuryango gw’emirundi ebiri.
(4) Aha mipiira erimu ebicweka by’omubiri ebihanikire, toorana valve y’omuryango gw’empapura eziri nk’omusyo.
(5) Aha mipiira y’okujanjaaza gaasi omu ndembo, toorana omuryango gumwe nari omuryango ebiri soft seal open rod flat gate valve.
(6) Aha nkora y‘okuha amaizi, toorana empapura z‘omuryango gumwe nari empapura z‘omuryango ibiri ezitaine kiina ky‘okuhindura ekiina ekikingire omugoye flat gate valve.
02 omugoyevalvu y'omuryango
Emirundi erikukoresibwa wedge gate valve: Omu miringo etari emwe n‘emwe y‘ekikwato, gate valve niyo erikukoresibwa munonga. Okutwarira hamwe nikiba kihikire aha kwigura omu bwijwire nari omu kukinga omu bwijwire kwonka, kandi tikirikubaasa kukoresibwa omu kuhabura n‘okukyendeeza.
Valve ya wedge gate neekira kukoresibwa omu myanya ahu hatariho kiragiro kigumire aha bugabe bw‘aheeru bwa valve, kandi embeera z‘okukoresa niziguma zigumire. Nk’eky’okureeberaho, aha nkora y’okukora erimu obutagatsi bwingi n’amaani maingi, nikyetengyesa ngu ebicweka ebikingire bikingirwe kumara obwire buraingwa.
Omu bwijwire, obu embeera z‘okukoresa nari ebyetaago by‘okukora kw‘okukinga okwesigwa, okuteera kw‘ahaiguru, okusharaho kw‘amaani (entaaniso mpango y‘okuteera), okusharaho kw‘amaani (entaaniso y‘amaani nkye), oruyombo rukye, ekiina ky‘omuyaga n‘ekintu ky‘okusheeshasheesha, ebiri ahagati y‘obutagatsi bw‘ahaiguru, ebiriisa bikye (obutagatsi bw‘amaani), nikihaburwa kukoresa valve y‘okuteera ga. Nk’eky’okureeberaho, hariho okukozesa kwingi omu by’amashanyarazi, okusheenya amajuta, eby’amajuta, eby’omu nyanja, eby’amaizi n’eby’okuboneza amaizi g’emiferere omu kwombeka endembo, n’eby’emibazi.
Omusingye gw'okutoorana:
(1) Ebyetaago by’emitwarize y’amaizi g’omu valve. Valve y‘omuryango neekoresibwa omu mbeera z‘okukora ezirimu okuzibira okusheesheka okukye, obushoboorozi bw‘okutambura kw‘amaani, emitwarize mirungi y‘okusheesheka n‘ebyetengo by‘okukinga ebigumire.
(2) Obutagatsi bwingi n’omubazi gw’amaani. Nk’ebintu by’omuriro gw’amaani, eby’obutagatsi bw’amaani n’ebintu by’amajuta g’amaani.
(3) Ebiriisa bikye (obufuki bwingi) ahagati. Nk’amaizi g’ammonia, amaizi g’amaizi, oxygen y’amaizi n’ebindi bihandiiko.
(4) Pureesha nkye kandi mpango .obuhango. Nk’okukora purojekiti z’amaizi g’omu taapu n’okukora purojekiti z’okuboneza amaizi g’emiferere.
(5) Omwanya gw’okutaho: toorana valve y’omuryango gw’omuti gw’omwirima oburaingwa bw’okutaho bwaba buri bukye; toorana valvu y‘omuryango gw‘enkoni ogukingire oburaingwa butaine bugarukiro.
(6) Nikyo kyonka kyaba nikibaasa kwigurwa kimwe nari kukingwa kimwe, kandi kitarikubaasa kukoresibwa omu kuhindura n’okukyendeeza omuyaga, niho kirikubaasa kutooranwa valvu y’omuryango gw’okuteera.
Enshobi ishatu ezirikukira kubaho n’okuzireeberera
01 Enshobi ezirikukira kubaho n‘ebirikureetaho valvu z‘omuryango .
Bwanyima y‘okukoresa valvu y‘omuryango, ebizibu ebi nibikira kubaho ahabw‘obutagatsi, okugyemeserezibwa, okusheenya n‘okutambura kw‘okugyeragyeranisa kwa buri nkoragana.
(1) Okusheeshasheesha: Hariho emiringo ebiri, nikwo kugira ngu okusheeshasheesha kw’aheeru n’okusheeshasheesha kw’omunda. Okusheeshasheesha aheeru ya valve nikwetwa okusheeshasheesha, kandi okusheeshasheesha nikukira kubaho omu kusheeshasheesha n’omu nkoragana ya flange.
Enshonga z‘okusheeshasheesha kw‘akabokisi k‘okupakira: omuringo nari omutindo gw‘okupakira tigurikuhikiiriza ebirikwetengyesa; okukura kw’okupakira nari okujwara kw’omuti gwa valve; okusheesheka kw’ekibunu ky’okupakira; okusharaho aha mutwe gw’ekiti ky’ekikwato ky’okuteeraho.
Enshonga z‘okusheeshasheesha aha nkoragana ya flange: ebintu nari obuhango bwa gasket tiburikuhikiiriza ebirikwetengyesa; omutindo gw’okukora aha rubaju rw’okukingaho flange ni mubi; obukomooko bw’okugakwatanisa nibuhamibwa kubi; okutebeekanisa kw’emipiira tikurikuhikaana n’enshonga, ekirikureetaho emigugu y’okwongyeraho erikukirayo aha nkoragana.
Enshonga z‘okusheeshasheesha kw‘omunda kwa valve: Okusheeshasheesha okurikureetwaho okukinga kwa valve okutaine mugasho n‘okusheeshasheesha kw‘omunda, okurikureetwaho okushiisha aha mutwe gw‘okukingaho kwa valve nari omuzi gw‘okukingaho ogw‘empeta y‘okukingaho.
(1) Okusheeshasheesha nikukira kuba okusheeshasheesha kw’omubiri gwa valve, ekifundikizo kya valve, omuti gwa valve n’aha mutwe gw’okukingaho flange. Okusheenya nikukira kubaho ahabw’ebikorwa by’omugati, kandi n’okurekura kwa ayoni omu bihingwa ebirikujwisa n’ebirikukinga.
(2) Okushara: okukurura nari okusheenya kw‘ahaiguru y‘omu mwanya nikubaho obu empapura z‘omuryango n‘entebe ya valvu biri omu nkora y‘okugyeragyeranisa ahansi y‘okugyemeserezibwa kw‘omubaro gw‘okukoragana gumwe.
02 Okuboneza valvu y'omuryango
(1) Okuboneza okusheeshasheesha kw’aheeru kwa valvu
Waaba noonyiga ekirikujwisa, obukomooko bw’ahaiguru bw’ekibunu bushemerire kupimwa okwetantara okushendashenda kw’ekibunu, okasigaho omwanya gw’okunyiganyiga. Waaba noonyiga ekirikujwisa, omuti gwa valve gushemerire kuhindurwa kugira ngu ekijwisa okwehinguririize omuti gwa valve kibe kimwe kandi kizibira pressure kufa, kugira ngu kitakwata aha kwetoorora kw’omuti gwa valve, kwongyera aha kujwara kw’ekijwisa, n’okukyendeeza aha bwire bw’okuheereza. Aha mutwe gw’ekiti kya valvu nihasharara, kugira ngu ebiri ahagati byorobi kusheesheka. Kiine kukorwaho kubaasa kumaraho ebishaju ebiri aha mutwe gw’ekiti kya valve kitakakozesiibwe.
Ahabw’okusheeshasheesha kw’okuteerana kwa flange, gasket yaaba esisikeire, eshemerire kuhindurwa; ekintu kya gasket kyaba kitatoorainwe gye, ekintu ekirikubaasa kuhikiiriza ebirikwetengyesa omu kukozesa kiine kutooranwa; ekicweka ky‘okukingaho flange kyaba kiri eky‘omutindo mubi gw‘okukora, ekicweka ky‘okukingaho flange kiine kwihwaho kandi kigarukye kikorweho kuhitsya obu kiraabe kihikire.
Okwongyera ahari ekyo, okuhamya gye obukomooko bwa flange, okutebeekanisa gye omupiira, n’okwetantara emigugu y’okwongyeramu munonga aha nkoragana ya flange nibihwera omu kuzibira okusheeshasheesha aha nkoragana ya flange.
(2) Okuboneza okusheeshasheesha kw’omunda kwa valvu
Okuboneza okusheeshasheesha kw‘omunda n‘okumaraho okusiisikara kw‘aha mutwe gw‘okukingaho n‘okuremwa kw‘omuzi gw‘empeta y‘okukingaho (obu empeta y‘okukingaho erikuhamibwa aha rupapura rwa valvu nari entebe ya valvu orikunyiga nari orukoba). Eitaka ry‘okukingaho ryaba rikozirwe butunu aha mubiri gwa valvu n‘aha rupapura rwa valvu, tihaine buremeezi bw‘emizi erikuremeera n‘okusheeshasheesha.
Ekicweka ky’okukingaho kyaba kisisikeire munonga kandi ekicweka ky’okukingaho kyaba kihangirwe empeta y’okukingaho, empeta eya ira eshemerire kwihwaho kandi erimu empeta nsya y’okukingaho; ku haraabe hariho ekicweka ky‘okukingaho ekirikukorwaho butunu aha mubiri gwa valve, ekicweka ky‘okukingaho ekisisikeire kiine kubanza kyaihwaho, reero empeta ensya y‘okukingaho nari ekicweka ky‘okukingaho ekikozirwe kiine kushendwa kibe ekicweka kisya ky‘okukingaho. Ebishaju, ebizimba, ebizimba, ebizimba n’ebindi bizibu by’aha mutwe gw’okukinga byaba biri ahansi ya 0.05mm, nibibaasa kwihwaho orikubishenda.
Omuzi gw’empeta y’okukinga nigusheesheka. Empeta y’okukingaho ku erikunyiganyiga omunda kandi ekahamibwa, omusipi gwa PTFE nari erangi erikwera egumire neebaasa kuteebwa ahansi y’entebe ya valve nari omunda y’empeta y’okukingaho, reero enyigirizibwe omu mpeta y’okukingaho kwijuza omuzi gw’empeta y’okukingaho. Empeta y‘okukingaho ku erikuba ehamire n‘orukoba, omusipi gwa PTFE nari erangi erikwera erikutukura eshemerire kuteebwa ahagati y‘orukoba Okusheeshasheesha ahagati y‘enyuguta.
(3) Okuboneza okusheenya kwa valvu
Omu kutwariza hamwe, omubiri gwa valvu n’ekifundikizo kya valvu nibishushana, obwo omuti gwa valvu gurikukira kuba gurimu ebiina. Waaba noohunduuza, ekintu ekirikushiisha kiine kubanza kyaihwaho. Aha rubaju rwa valve orurimu ebiina by’okuteera, rushemerire kukorwa aha lathe kwihaho okushoberwa, kuhindurwa omu filler erimu ekintu ekirikuguma nikirekura, nari kuboneza filler n’amaizi agateirwemu ebiriisa kwihaho ions eziri omu filler eziine akakwate n’okusheeshasheesha aha filler ya valve.
(4) Okuboneza ebishaju ebiri aha rubaju orurikukingaho .
Omu bwire bw‘okukozesa valve, okusharara aha rubaju orurikukingaho kushemerire kuzibirwa nk‘oku kirikubaasika, kandi torque teine kuba mpango munonga waaba nookinga valve. Ku kiraabe ngu ebizimba ebiri aha mutwe gw’okukinga nibibaasa kwihwaho orikushenda.
Okucondooza kwa valvu z'omuryango ina
Omu mbeera y‘akatare eriho hati n‘ebyetengo by‘abarikubikozesa, ebikwato by‘omuryango gw‘ekyoma nibikora ekicweka kihango. Nk‘omureeberezi w‘omutindo gw‘ebintu, okwihaho kumanya okukyebera omutindo gw‘ebintu, oine kuba oine okwetegyereza kurungi aha kintu kyonyini.
01 Okugyezesa omusingi gwa valvu y'omuryango gw'ekyoma
Okukyebera valvu y‘omuryango gw‘ekyoma nikurugiirira aha mutindo gw‘eihanga GB/T12232-2005 ”Ekyoma ky‘okuteerana kw‘omuryango gw‘ekyoma”.
02 Ebintu by'okukyebera valvu y'omuryango gw'ekyoma
Okukira munonga nibitwariramu: logo, * obuhango bw‘ekisiika bukye, okugyezaho pressure, okugyezaho shell, n‘ebindi Omuri ebyo, obuhango bw‘ekisiika, pressure n‘okugyezaho shell n‘ebintu ebirikwetengyesa eby‘okukyebera n‘ebintu ebikuru. Ku haraabe hariho ebintu ebitarikuhikiirira, nibibaasa kucwerwa orubanja butunu nk‘ebintu ebitarikuhikiirira.
Omu kigambo kimwe, okukyebera omutindo gw‘ebintu n‘ekicweka kikuru ky‘okukyebera ebintu byona. Obukuru bwayo nibweyoreka. Nk’abakozi abarikukyebera omu maisho, twine kuguma nituhamya omutindo gwaitu. Titushemerire kukora omurimo murungi omu kukyebera ebintu byonka, kureka n’okugira okwetegyereza ebintu ebikyebeirwe, kugira ngu tubaase kukora gye omurimo murungi omu kukyebera.
Obwire bw'okuhandiika: Okwakashatu-23-2023
