Hafi woade valvɔa la, ele be woawɔ valvɔ ƒe ŋusẽ dodokpɔ kple valvɔ ƒe nutrenu dodokpɔ le valvɔa ƒe hadrolik dodokpɔ ƒe zikpui dzi. Ele be woalé ŋku ɖe 20% le low-pressure valves ŋu le vome, eye ele be woalé ŋku ɖe 100% ŋu ne womedze o; Ele be woalé ŋku ɖe 100% le medium kple high-pressure valves ŋu. Nusiwo wozãna zi geɖe hena valvɔ ƒe nyaƒoɖeamenu dodokpɔ enye tsi, ami, ya, dzoxɔxɔ, nitrogen, kple bubuawo.
Kpakpaluʋui ƒe valvɔ ƒe nyaƒoɖeamenu dodokpɔ mɔnu
Ŋusẽdodokpɔ si le yaƒoƒo ƒe kpakpaluʋui ƒe ʋuƒoa ŋu sɔ kple esi le globe ʋuƒoa ŋu. Le kpakpaluʋui ƒe ʋuƒoa ƒe nutrenu ƒe dɔwɔwɔ dodokpɔ me la, ele be woatsɔ dodokpɔmɔ̃a ado goe tso nusi wotsɔ wɔe ƒe sisi ƒe nuwuwu, ele be woaʋu kpakpaluʋui ƒe agbalẽa, woatu nuwuwu kemɛa, eye ele be atike si wodona ƒe nyaƒoɖeamenu naɖo asixɔxɔ si wogblɔ gbɔ; ne èkpɔe ɖa be tsi aɖeke mele dodom le nusiwo wotsɔ blae kple nutrenu bubuwo ŋu vɔ la, do kpakpaluʋui ƒe agbaa, ʋu eƒe nuwuwu kemɛa, eye nàlé ŋku ɖe kpakpaluʋui ƒe ʋuƒoa ŋu. Womedze na tsi si le dodom le agbalẽa ƒe nutrenu ŋu o. Ðewohĩ womate ŋu ado kpakpaluʋui ƒe ʋuƒo si wozãna tsɔ ɖɔa sisi ɖo kpɔ be ewɔa nutrenu ƒe dɔwɔwɔ hã o.
Nyaƒoɖeamenu dodokpɔ mɔnu si nye check valve
Check valve dodokpɔ ƒe nɔnɔme: lift check valve disc ƒe axis le nɔnɔme si le tsitre ɖe horizontal ŋu; swing check valve channel ƒe axis kple disc axis le teƒe si sɔ kple fli si le tsia dzi la kloe.
Le ŋusẽdodokpɔa me la, wotsɔa dodokpɔmɔ̃a tsoa mɔ̃a me va ɖoa asixɔxɔ si wogblɔ la gbɔ, eye wotua eƒe nuwuwu kemɛa, eye wòdze be wòakpɔe be valvɔa ƒe ŋutilã kple valvɔa ƒe nutsyɔnu medona le eme o.
Le nutrenu dodokpɔa me la, wotsɔa dodokpɔmɔ̃a tso doa ƒe nuwuwu, eye woléa ŋku ɖe nutrenu ƒe anyigba ŋu le nutrenu ƒe nuwuwu, eye womekpɔa tsi si le dodom le nubablɛa kple gasket la me o.
Nyaƒoɖeamenu dodokpɔ mɔnu si nye agbo valvɔ
Ŋusẽdodokpɔ si le agbonudzɔƒea ƒe ʋuƒoa ŋu sɔ kple esi le globe ʋuƒoa ŋu. Mɔnu eve li siwo dzi woato ado agbonu ƒe ʋuƒoa ƒe sesẽme kpɔ.
1. Ƒe 1999 meƲu agbo la be nyaƒoɖeamenu si le ʋuƒoa me nadzi ɖe edzi va ɖo asixɔxɔ si woɖo ɖi; emegbe do agbo la, ɖe agbo la ƒe ʋuƒoa do goe enumake, kpɔe ɖa be tsi le dodom le nutrenu siwo le agbo la ƒe akpa eveawo hã, alo nàdo dodokpɔmɔ̃a ɖe elektrikŋusẽnamɔ̃ si le ʋuƒoa ƒe nutsyɔnu dzi la me tẽ va ɖo asixɔxɔ si woɖo ɖi , lé ŋku ɖe nutrenu siwo le agbo la ƒe akpa eveawo ŋu. Woyɔa mɔnu si le etame be domedome nyaƒoɖeamenu dodokpɔ. Mele be woazã mɔnu sia na nutrenu dodokpɔwo le agbo ƒe ʋuƒo siwo ƒe didime le ŋkɔ me le DN32mm te o.
2. Ƒe 1999 meMɔnu bubue nye be woaʋu agbo la be wòana valvɔ dodokpɔ ƒe nyaƒoɖeamenu nadzi ɖe edzi va ɖo asixɔxɔ si woɖo ɖi; emegbe do agbo la, ʋu ŋkuagbãtɔ ƒe nugbɔ ɖeka, eye nàkpɔe ɖa be tsi le dodom le nutrenua ŋu hã. Emegbe nàtrɔ ɖe megbe eye nàgbugbɔ dodokpɔ si le etame la awɔ vaseɖe esime wòadze.
Woawɔ yaƒoƒo ƒe agbo ƒe ʋuƒo ƒe packing kple gasket ƒe sesẽme dodokpɔ hafi woawɔ agbo la ƒe sesẽ dodokpɔ.
Nyaƒoɖeamenu dodokpɔ mɔnu si nye nyaƒoɖeamenu dzi ɖeɖe kpɔtɔ valvɔ
1. Ƒe 1999 meZi geɖe la, woƒoa ŋusẽdodokpɔ si le nyaƒoɖeamenu dzi ɖeɖe kpɔtɔ ƒe ʋuƒoa nu ƒu le dodokpɔ si wowɔ le akpa ɖeka megbe, eye woate ŋu adoe kpɔ hã le eƒoƒoƒu vɔ megbe. Ŋusẽdodokpɔ ƒe ɣeyiɣi didime: 1min na DN<50mm; wu 2min na DN65～150mm ƒe didime; wu 3min na DN>150mm.
Ne wotsɔ ga ƒo ʋuƒoa kple eƒe akpa aɖewo vɔ la, tsɔ nyaƒoɖeamenu si ɖea nyaƒoɖeamenu dzi ɖeɖe kpɔtɔ ƒe ʋuƒoa ƒe nyaƒoɖeamenu si sɔ gbɔ wu ƒe teƒe 1.5 de eme, eye nàtsɔ ya awɔ ŋusẽ dodokpɔ.
2. Ƒe 1999 meWoawɔ ya ƒe gege ɖe eme dodokpɔa le dɔwɔwɔ ƒe mɔ̃ ŋutɔŋutɔ nu. Ne èle dodokpɔ wɔm kple ya alo tsi la, doe kpɔ le nyaƒoɖeamenu si woyɔna be nyaƒoɖeamenu ƒe teƒe 1.1; ne èle dodokpɔ wɔm kple dzoxɔxɔ la, zã dɔwɔwɔ ƒe nyaƒoɖeamenu si sɔ gbɔ wu si ŋu woɖe mɔ ɖo le dɔwɔwɔ ƒe dzoxɔxɔ te. Wobia be vovototo si le gege ɖe eme ƒe nyaƒoɖeamenu kple dodo ƒe nyaƒoɖeamenu dome nade 0.2MPa o. Dodokpɔmɔnuae nye: ne wotrɔ asi le yaƒoƒo ƒe nyaƒoɖeamenu ŋu vɔ la, trɔ asi le ʋuƒoa ƒe asitɔtrɔ ƒe gavi ŋu vivivi, ale be dodoƒea ƒe nyaƒoɖeamenu nate ŋu atrɔ nyuie eye wòanɔ tɔtrɔm ɖaa le asixɔxɔ gãtɔ kple suetɔ ƒe domedome, evɔ matsi tre alo atɔ te o. Le dzoxɔxɔ ƒe nyaƒoɖeamenu dzi ɖeɖe kpɔtɔ ƒe ʋuƒo gome la, ne wotrɔ asi le tsi si gena ɖe eme ƒe nyaƒoɖeamenu ŋu le adzɔge la, wotua ʋuƒoa le ʋuƒoa tutu vɔ megbe, eye dodo ƒe nyaƒoɖeamenu nyea asixɔxɔ kɔkɔtɔ kple esi bɔbɔ wu. Le miniti 2 me la, ele be dodoƒe ƒe nyaƒoɖeamenu ƒe dzidziɖedzi naɖo nudidi siwo le Tabla 4.176-22 me gbɔ. Le ɣeyiɣi ma ke me la, ele be pɔmpi si le ʋuƒoa megbe nanye The volume conforms to the requirements in Table 4.18 to be qualified; le tsi kple ya ƒe nyaƒoɖeamenu dzi ɖeɖe kpɔtɔ ƒe ʋuƒo gome la, ne woɖo yaƒoƒo ƒe nyaƒoɖeamenu eye dodo ƒe nyaƒoɖeamenu nye zero la, wotua nyaƒoɖeamenu dzi ɖeɖe kpɔtɔ ƒe ʋuƒoa hena eƒe sesẽ dodokpɔ, eye womedze na tsi si dona le aɖabaƒoƒo 2 me o.
Nyaƒoɖeamenu dodokpɔ mɔnu na globe valve kple throttle valve
Le globe valve kple throttle valve ƒe ŋusẽdodokpɔ gome la, zi geɖe la, wotsɔa valve si woƒo ƒu la dana ɖe pressure test frame la me, woʋua valve disc la, wodoa medium la ɖe asixɔxɔ si woɖo ɖi nu, eye wokpɔa valve ƒe ŋutilã kple valve ƒe nutsyɔnu me be fifia kple tsi le dodom hã. Woate ŋu awɔ ŋusẽdodokpɔa hã le akpa ɖeka dzi. Tightness dodokpɔa nye na nutrenu ƒe ʋuƒoa ko. Le dodokpɔa wɔɣi la, globe valve ƒe valve stem nɔa tsitrenu, woʋua valve disc la, wotsɔa medium la dea valve disc la ƒe nuwuwu si le ete va ɖoa asixɔxɔ si woɖo ɖi, eye woléa ŋku ɖe packing kple gasket ŋu; ne woto dodokpɔa me vɔ la, wotua valvɔa ƒe disk la, eye woʋua eƒe nuwuwu kemɛa be woakpɔe ɖa be tsi aɖe le dodom hã. Ne woawɔ valvɔa ƒe ŋusẽ kple eƒe sesẽ dodokpɔ la, woate ŋu awɔ ŋusẽ dodokpɔa gbã, emegbe woaɖe nyaƒoɖeamenua dzi akpɔtɔ va ɖoa sesẽme dodokpɔa ƒe asixɔxɔ si woɖo ɖi, eye woalé ŋku ɖe nusi wotsɔ blae kple gasket ŋu; emegbe wotua valvɔa ƒe disk la, eye woʋua doa ƒe nuwuƒe be woakpɔe ɖa be nutrenua ƒe akpa si le sisim hã.
Ball valve ƒe nyaƒoɖeamenu dodokpɔ mɔnu
Ele be woawɔ ya ƒe bɔlƒoƒea ƒe ŋusẽdodokpɔ le bɔlƒoƒea ƒe nɔnɔme si le ʋuʋu afã me.
1. Ƒe 1999 meFloating ball valve sealing test: tsɔ valvɔa de nɔnɔme si me wòʋu afã me, tsɔ dodokpɔmɔ̃a de eƒe nuwuwu ɖeka, eye nàtu eƒe nuwuwu kemɛa; trɔ bɔl la zi geɖe, ʋu eƒe nuwuwu si wotu ne valvɔa le nɔnɔme si me wotu, eye nàlé ŋku ɖe nutrenu ƒe dɔwɔwɔ ŋu le packing kple gasket le ɣeyiɣi ɖeka me. Mele be tsi aɖeke nado le eme o. Emegbe wotsɔa dodokpɔmɔ̃a dea nugbɔ kemɛa eye wogbugbɔa dodokpɔ si le etame la wɔa.
2. Ƒe 1999 meBɔl ƒe ʋuƒo si woɖo ɖi ƒe nutrenu dodokpɔ: hafi dodokpɔa nadze egɔme la, trɔ bɔl la zi geɖe agba manɔmee, bɔl ƒe ʋuƒo si woɖo ɖi la le nɔnɔme si me wotu nu ɖo me, eye woatsɔ dodokpɔmɔ̃a tso eƒe nuwuwu ɖeka va ɖo asixɔxɔ si wogblɔ la gbɔ; wotsɔa nyaƒoɖeamenudzidzenu léa ŋku ɖe ŋgɔdonya ƒe nuwuwu ƒe nutrenu ƒe dɔwɔwɔ ŋu, eye nyaƒoɖeamenudzidzenu ƒe nyateƒetoto nye 0 .5 va ɖo 1, dometsotsoa nye dodokpɔ ƒe nyaƒoɖeamenu ƒe teƒe 1.6. Le ɣeyiɣi si woɖo ɖi me la, ne nyaƒoɖeamenu dzi ɖeɖe kpɔtɔ ƒe nudzɔdzɔ aɖeke meli o la, ke edze; emegbe nàto dodokpɔmɔ̃a vɛ tso eƒe nuwuwu kemɛ, eye nàgawɔ dodokpɔ si le etame la ake. Emegbe, tsɔ ʋuƒoa de nɔnɔme si me wòaʋu afã me, tu eƒe nugbɔ eveawo, eye nàtsɔ nusi wotsɔ ƒoa ʋuƒoae la ayɔ do si le eme la me. Kpɔ nusi wotsɔ blae kple gasket la le dodokpɔ ƒe nyaƒoɖeamenu te, eye mele be tsi aɖeke nado le eme o.
3Woado mɔ etɔ̃ ƒe bɔlƒomɔ̃a kpɔ be esẽ hã le teƒe ɖesiaɖe.
Ɣeyiɣi si woɖoe ɖe amewo: Mar-02-2022
