Amathuba aphezulu we-oyili kanye namagesi wegesi wokuthengisa i-valve agxile ezinhlotsheni ezimbili eziyinhloko zezicelo: Wellhead nepayipi. Okwedlule kuvame ukubuswa yi-API 6A Ukucaciswa kwe-Wellhead kanye nemishini yesihlahla sikaKhisimusi, kanye nokugcina ngokucaciswa kwe-API 6D yama-Pipeline namapayipi.
Izinhlelo zokusebenza ze-Wellhead (API 6a)
Amathuba ezicelo ze-Wellheads afakwa kabanzi ngokususelwa ku-Baker Hughes Rig Count enikeza i-metric ehamba phambili embonini we-upstream uwoyela negesi. Le metric yaphenduka yaphenduka yango-2017, yize icishe ibe kuphela eNyakatho Melika (bheka ishadi 1). I-Wellhead ejwayelekile ifaka ama-valve amahlanu noma ngaphezulu ahlangabezana ne-API Procation 6A. Lawa ma-valves ngokuvamile angosayizi omncane kakhulu ohlwini lwe-1 "kuya ku-4" ngemithombo ye-Onshore Wellheads. Ama-valves angafaka i-valve ye-master ephezulu nengaphansi ye-shutffoff kahle; Ukubulala i-Wing Valve yokwethulwa kwamakhemikhali ahlukahlukene wokuthuthuka okugelezayo, ukumelana nokugqwala, nezinye izinhloso; I-valve yephiko yokukhiqiza ye-shutff / ukwahlukaniswa komthombo ovela ohlelweni lwamapayipi; I-choke valve yokuthola ukuguquguquka okuguqukayo kokugeleza komthombo; Futhi i-swab valve phezulu emhlanganweni wesihlahla ukuze ifinyeleleke mpo emlonyeni.Ama-valves ngokuvamile angokwasango noma uhlobo lwebhola futhi akhethiwe ikakhulukazi ukugcwala okuqinile, ukumelana nokuguguleka kokugeleza, kanye nokumelana nokugqwala okuphathelene nemikhiqizo ethile enobunzima obukhulu noma okuqukethwe okuphezulu kwe-sulfur. Kumele kwaziwe ukuthi ingxoxo engenhla ingafaki ama-subilea valves angaphansi kwezimo zensizakalo ezifunwa kakhulu nakwithrekhi yokuvuselela imakethe yemakethe ngenxa yezindleko eziphakeme zokukhiqiza i-subsea.
Isikhathi sePosi: Mar-27-2018