Ii-valveixhunywe ngama-clamps amabili, futhi isakhiwo siqinile.Ngenxa ye-stroke yokuvala okufushane kanye nokulayisha okuphuzi kwentwasahlobo, isivinini sokuvala siyashesha, esinganciphisa kakhulu into yesando samanzi.
Indlela ephelelenge noukuvimbela ukugeleza, ukuvuleka okusheshayo&ukuvalanokugcinwa okumaphakathi okuncane.
Impilo yesevisi ye-diaphragm eyodwa ingaphezu kwezikhathi eziyi-10000, futhi impilo yesevisi iyonke ingaphezu kwezikhathi eziyi-100,000.Ukuvulwa nokuvala okusheshayo, ukunakekelwa okufanele, ukushintshwa kwe-inthanethi kokuvalwa kwangemuva, kanye nesakhiwo sokuvala sangaphandle ukuze kuqinisekiswe ukuvuza okuyiziro.
Ukuvalwa kwezindlela ezimbili, isakhiwo sokuvala ukuvuza okuphindwe kabili, impilo yesevisi≥Izikhathi ze-5000, ukumelana nokugqwala, ukuzala okugcwele, i-torque ephansi, isisindo esincane, ukuvulwa komfula ngokushesha, akukho ukubiliswa kwemidiya.
TI-valve ye-LNG yokulawula ukushisa okuphansi iyasebenza ekulawuleni ukugeleza kwe-LNG ngaphansi kwezimo eziphansi zokushisa.Ngokuyinhloko kunezigaba ezimbili: i-valve yesihlalo esisodwa kanye ne-sleeve valve.Enqubweni yokulawula, inhloso yokucindezela kanye nokulawulwa kokugeleza kufinyelelwa ngokushintsha ubukhulu bendawo yokugeleza kwe-valve.Lolu chungechunge lwama-valve okulawula izinga lokushisa eliphansi asetshenziselwa ukulawula uketshezi negesi ngezinga lokushisa eliphansi njenge - 198℃.
Uhlobo lwekhejiukulawulavalve uhloboukulawulai-valve esebenzisa ikheji ebanzi yangaphakathi nepiston ukuze ilawule ukugeleza.Isakhiwo somzimba obanzi sinengqondo, futhi umgudu obanzi wamanzi wangaphakathi uyahlelwa.Iphinde ifakwe iphiko lomhlahlandlela ukuze kuthuthukiswe ukugeleza kwebhalansi yamanzi, okunokulahlekelwa kwengcindezi encane, ukugeleza okukhulu futhi kungalungiswa kabanzi.Ijika lesici sokugeleza sinokunemba okuphezulu nokuzinza okuhle okuguquguqukayo.Umsindo ophansi, i-cavitation corrosion ephansi, ilungele ukulawula uketshezi oluhlukahlukene lwenqubo.
I-valve yokulawula isihlalo esisodwa iyi-valve yokulawula isakhiwo esiphezulu.Isakhiwo somzimba samahhala siqinile, futhi ukugeleza kuyisiteshi se-S-streamline.Itinamancaneukwehla kwengcindezi,enkuluukugeleza, ububanzi obuguquguqukayo obubanzi, ukunemba kwesici sokugeleza okuphezulu, nokumelana okuhle nokudlidliza.Ivalvu elawulayo ingafakwa i-multi spring diaphragm actuator, enamandla amakhulu okukhiphayo.Ifanele ukulawula uketshezi kanye nemidiya ephezulu ye-viscosity enezingcindezi ezahlukene namazinga okushisa.
Ngokwezidingo ezijwayelekile, ibholai-valvengezinga lokushisa elingaphansi kuka - 50C ngokuvamile iklanyelwe ngesakhiwo eside intamo ukwandisa izinga lokushisa endaweni filler futhi uqinisekise ukubekwa uphawu okuthembekilei-valvei-rod filler.Ubude bentamo ngokuvamile buklanywe ngokwezidingo ezijwayelekile, futhi umsebenzisi angahlangabezana nezidingo zenkontileka uma enezidingo ezikhethekile.
Isebenzisa ukulungiswa kwesihlalo esintantayo, ukunqanyulwa kwezindlela ezimbili kanye nokuvala uphawu okuthembekile.Ii-valveisihlalo sihlinzekwa ngaphakathi nge-gasket emise okwezindebe, ehambisana nokuvala uphawu lokucindezela okuphansi futhi inomsebenzi wokuvikela umlilo.
Ukuze uqinisekise izidingo eziphakeme zokuqina, ukwethembeka nokuphepha komnyango wesikrini, ii-valveumzimba wenziwe nge-nickel base alloy uwonke, noma wakhiwe futhi washiselwa.