Iivalvuzizixhobo eziyimfuneko kakhulu kwimveliso yemizi-mveliso, kwaye ukusebenza kwazo kuchaphazela ngokuthe ngqo uzinzo kunye nokusebenza kakuhle kwenkqubo yemveliso.ivalvuUvavanyo lunokufumana kwaye lusombulule iingxaki zevalvu ngexesha elifanelekileyo, luqinisekise ukusebenza okuqhelekileyo kweivalvu, kunye nokuphucula ukusebenza kakuhle kwemveliso.
Okokuqala, ukubaluleka kovavanyo lokusebenza kwevalvu
1. Qinisekisa ukhuseleko nokuthembeka:Iivalvuzizinto zolawulo eziyimfuneko kwimibhobho yolwelo negesi, kwaye zenza imisebenzi ebalulekileyo ekulawuleni ukuhamba kolwelo, uxinzelelo kunye necala. Ngenxa yempembelelo yezinto ezifana nenkqubo yokuvelisa, izixhobo kunye noyilo, kukho iingozi ezithile ekusebenziseni iivalvu, ezifana nokuvalwa okungalunganga, amandla angonelanga, ukumelana nokugqwala okungekuhle, njl. Ngovavanyo lokusebenza, kunokuqinisekiswa ukuba ivalvu inokumelana neemfuno zoxinzelelo kumgca wolwelo, kwaye iphephe ukuvuza, ungcoliseko, iingozi kunye nezinye iingxaki ezibangelwa kukuvalwa okungekuhle, ukuqinisekisa ukusebenza okukhuselekileyo nokuthembekileyo kwenkqubo.
2. Ukuphucula umgangatho wemveliso kunye nokukhuphisana kwimarike: Imigangatho yovavanyo oluqinileyo lokusebenza sisiseko sokuqinisekisa umgangatho weemveliso zevalvu zoshishino. Ngothotho lweenkqubo zovavanyo, iingxaki ezinokubakho zinokufunyanwa kwaye zisonjululwe, kwaye ukukhuphisana kwimarike kweemveliso kunokuphuculwa. Imigangatho ephezulu yovavanyo ikwaqinisekisa ukubaivalvuihlangabezana neemeko zokusebenza ezininzi ezifuna amandla, ezinje ngomthamo woxinzelelo kwiindawo ezinoxinzelelo oluphezulu, ukusebenza kokutywina kwimeko evaliweyo, kunye nokutshintsha okuguquguqukayo nokuthembekileyo.
3. Ukugcinwa kokuthintela kunye nobomi benkonzo obude: uvavanyo lokusebenza lunokuvavanya ubomi benkonzo kunye nokuthembeka kwevalvu, luqikelele ubomi bayo kunye nesantya sokungaphumeleli kwenkqubo yenkonzo, kwaye lubonelele ngereferensi yokugcinwa kwayo. Ngokuhlolwa rhoqo kunye nokugcinwa kwayo, ungandisa ubomi beevalvu zakho kwaye unciphise ukuphazamiseka kwemveliso kunye neendleko zokulungisa ngenxa yokusilela kweevalvu.
4. Ukuthobela imigangatho kunye neemfuno zomthetho: Uvavanyo lokusebenza kwevalvu kufuneka luthobele imigangatho efanelekileyo yamazwe ngamazwe neyelizwe ukuqinisekisa ukuba iimveliso ziyahlangabezana neemfuno zokhuseleko kunye nomgangatho. Ukuthobela imigangatho akuncedi nje kuphela ukuba imveliso iqinisekiswe, kodwa kukwafumana ukuthenjwa kunye nokwamkelwa ngakumbi kwimarike.
Okwesibini, umxholo wovavanyo lokusebenza kweivalvu
1. Inkangeleko kunye nokuhlolwa kwelogo
(1) Umxholo wokuhlolwa: nokuba kukho iziphene kwinkangeleko yevalvu, ezinje ngokuqhekeka, amaqamza, ukuqhekeka, njl.njl.; Jonga ukuba iilogo, ii-nameplates, kunye nokugqitywa ziyahlangabezana neemfuno. (2) Imigangatho: Imigangatho yamazwe ngamazwe ibandakanya i-API598, i-ASMEB16.34, i-ISO 5208, njl.njl.; Imigangatho yaseTshayina ibandakanya i-GB/T 12224 (iimfuno eziqhelekileyo zeevalvu zentsimbi), i-GB/T 12237 (iivalvu zebhola zentsimbi zepetroliyam, iikhemikhali kunye namashishini anxulumene nazo), njl.njl. (3) Indlela yokuvavanya: ngokuhlola ngokubonakalayo kunye nokuhlola ngesandla, misela ukuba kukho iziphene ezicacileyo kumphezulu wevalvu, kwaye ujonge ukuba ulwazi lokuchonga kunye nepleyiti yegama luchanekile na.
2. Umlinganiselo wobukhulu
(1) Umxholo wokuhlola: Linganisa ubukhulu obuphambili bevalvu, kubandakanya izibuko lokudibanisa, ubude bomzimba wevalvu, ububanzi besiqu sevalvu, njl.njl., ukuqinisekisa ukuba iyahlangabezana neemfuno zemizobo kunye nemigangatho yoyilo. (2) Imigangatho: Imigangatho yamazwe ngamazwe ibandakanya i-ASMEB16.10, i-ASME B16.5, i-ISO 5752, njl.njl.; imigangatho yaseTshayina ibandakanya i-GB/T 12221 (ubude besakhiwo sevalvu), i-GB/T 9112 (ubungakanani boqhagamshelwano lweflange), njl.njl. (3) Indlela yokuvavanya: Sebenzisa ii-calipers, ii-micrometer kunye nezinye izixhobo zokulinganisa ukulinganisa ubukhulu obuphambili bevalvu ukuqinisekisa ukuba iyahlangabezana neemfuno zoyilo.
3. Uvavanyo lokusebenza kokutywina
(1) Uvavanyo loxinzelelo oluqinileyo: faka uxinzelelo lwe-hydrostatic okanye uxinzelelo oluqinileyo kwivalvu, kwaye ujonge ukuvuza emva kokuyigcina ixesha elithile. (2) Uvavanyo lokuqina komoya oluphantsi: Xa ivalvu ivaliwe, kufakwa igesi enoxinzelelo oluphantsi ngaphakathi kwevalvu kwaye ukuvuza kuyajongwa. (3) Uvavanyo lokuqina kwendlu: faka uxinzelelo lwe-hydrostatic oluphezulu kunoxinzelelo olusebenzayo kwivalvu ukuvavanya amandla endlu yayo kunye nokumelana noxinzelelo. (4) Uvavanyo lokuqina kwesiqu: Vavanya ukuba amandla e-torque okanye amandla okuxinana afunyanwa yisiqu ngexesha lokusebenza akwinqanaba elikhuselekileyo.
4. Uvavanyo lokusebenza
(1) Uvavanyo lwe-torque yokuvula nokuvala kunye nesantya: vavanya i-torque yokuvula nokuvala, isantya sokuvula nokuvala kunye nemvakalelo yokusebenza kwevalvu ukuqinisekisa ukusebenza kakuhle kwaye kuluhlu lwe-torque olufanelekileyo. (2) Uvavanyo lweempawu zokuhamba: vavanya iimpawu zokuhamba kwevalvu kwiindawo ezahlukeneyo zokuvula ukuze kuvavanywe amandla ayo okulawula ulwelo.
5. Uvavanyo lokumelana nokugqwala
(1) Umxholo wovavanyo: vavanya ukumelana nokugqwala kwezinto zevalvu kwindawo yokusebenza. (2) Imigangatho: Imigangatho yamazwe ngamazwe ibandakanya i-ISO 9227 (uvavanyo lokutshiza ityuwa), i-ASTM G85, njl. (3) Indlela yovavanyo: Ivalvu ifakwa kwigumbi lovavanyo lokutshiza ityuwa ukuze ixelise imeko-bume yokugqwala kwaye ivavanye ukuqina kwezinto phantsi kweemeko zokugqwala.
6. Uvavanyo lokuqina nokuthembeka
(1) Uvavanyo oluphindaphindwayo lomjikelo wokuvula nokuvala: Uvavanyo oluphindaphindwayo lokuvula nokuvala lwenziwa kwivalvu ukuvavanya ukuqina kwayo kunye nokuthembeka kwayo ekusetyenzisweni kwayo ixesha elide. (2) Uvavanyo lozinzo lobushushu: ukuvavanya uzinzo lokusebenza kwevalvu phantsi kweemeko ezahlukeneyo zobushushu ukuqinisekisa ukusebenza kwayo okuqhelekileyo kwiindawo zobushushu obugqithisileyo. (3) Uvavanyo lokungcangcazela kunye noxinzelelo: Beka ivalvu kwitafile yokushukuma okanye kwitafile yokuchukumisa ukuze ulinganise ukungcangcazela kunye noxinzelelo kwindawo yokusebenza kwaye uvavanye uzinzo kunye nokuthembeka kwevalvu.
7. Ukufunyanwa kokuvuza
(1) Ukufunyanwa kokuvuza kwangaphakathi: vavanya ukusebenza kokutywina kwangaphakathi kweivalvuxa ivaliwe. (2) Ukuchonga ukuvuza kwangaphandle: jonga ukuqina kwangaphandle kwe-ivalvuisetyenziswa ukuqinisekisa ukuba akukho kuvuza okuphakathi.
I-TWS Valve ikakhulu ivelisa ukuhlala okuqinileyoivalvu yebhabhathane, kuquka uhlobo lwe-wafer, uhlobo lwe-lug,uhlobo olujikelezileyo oluphindwe kabini, uhlobo oluyi-eccentric lweflange ephindwe kabini.
Ixesha leposi: Jan-07-2025
