Mapaipi Akuluakulu Omwe Amawotchedwa Mu Pipeline Zomangamanga za Gasi
Chimodzi mwa zifukwa zazikuluChitoliro chachikulu cholumikizidwa m'mimba mwakesAmagwiritsidwa ntchito kwambiri mu zomangamanga za mpweya wa mapaipi chifukwa cha kuthekera kwawo kupirira malo omwe ali ndi mphamvu zambiri. Kutumiza mpweya wachilengedwe ndi madzi ena kumafuna mapaipi omwe amatha kupirira kupsinjika kwakukulu komwe kumachitika panthawiyi. Chitoliro chachikulu cholumikizidwa ndi mainchesi awiri chimapangidwa kuti chizitha kuthana ndi kupsinjika kumeneku popanda kusokoneza kapangidwe kake, zomwe zimapangitsa kuti chikhale choyenera machitidwe a mpweya wa mapaipi.
| Khodi Yokhazikika | API | ASTM | BS | DIN | GB/T | JIS | ISO | YB | SY/T | SNV |
| Nambala Yotsatizana ya Standard | A53 | 1387 | 1626 | 3091 | 3442 | 599 | 4028 | 5037 | OS-F101 | |
| 5L | A120 | 102019 | 9711 PSL1 | 3444 | 3181.1 | 5040 | ||||
| A135 | 9711 PSL2 | 3452 | 3183.2 | |||||||
| A252 | 14291 | 3454 | ||||||||
| A500 | 13793 | 3466 | ||||||||
| A589 |
Kuwonjezera pa kuthekera kwake kupirira kupsinjika kwakukulu, chitoliro chachikulu cholumikizidwa ndi mainchesi chimadziwika chifukwa cha kulimba kwake komanso moyo wake wautali. Mapaipi awa amapangidwa ndi zipangizo zapamwamba komanso ukadaulo wapamwamba wolumikizira, zomwe zimawatsimikizira kudalirika kwawo komanso kukhala ndi moyo wautali. Chifukwa chake,mapaipiOgwiritsa ntchito gasi wachilengedwe angadalire mapaipi awa kuti anyamule gasi wachilengedwe ndi madzi ena mosamala komanso moyenera kwa nthawi yayitali.
Ubwino wina wa chitoliro chachikulu cholumikizidwa ndi mainchesi awiri mu mapaipi ndichakuti sichiwononga ndalama zambiri. Chifukwa cha kulimba kwawo komanso nthawi yayitali yogwirira ntchito, mapaipi awa amafunika kukonza pang'ono komanso kusintha, motero amachepetsa ndalama zogwirira ntchito kwa ogwiritsa ntchito gasi wachilengedwe. Kuphatikiza apo, kugwiritsa ntchito chitoliro chachikulu cholumikizidwa ndi mainchesi awiri kuti munyamule bwino gasi wachilengedwe ndi madzi ena kumathandiza kuchepetsa kuwononga mphamvu ndikuwonjezera magwiridwe antchito a makina a gasi wa mapaipi.
Kuphatikiza apo, chitoliro chachikulu cholumikizidwa ndi mainchesi awiri chimapereka kusinthasintha pakupanga ndi kumanga, zomwe zimapangitsa kuti chikhale choyenera kugwiritsidwa ntchito m'mapaipi osiyanasiyana a gasi wachilengedwe. Mapaipi awa amatha kusinthidwa kuti akwaniritse zofunikira zinazake za polojekiti, zomwe zimathandizampweya wa paipimakina omangidwira m'malo ovuta komanso m'malo ovuta. Kaya ndi payipi yamtunda wautali kapena njira yotumizira gasi wachilengedwe wodutsa malire, chitoliro chachikulu cholumikizidwa ndi mainchesi awiri chimapereka kusinthasintha kofunikira kuti chigwirizane ndi zosowa zosiyanasiyana za polojekiti.
Kugwiritsa ntchito chitoliro chachikulu cholumikizidwa ndi mainchesi awiri m'mapaipi a gasi lachilengedwe kumathandizanso kuti chilengedwe chikhale cholimba. Mwa kulola kuti mpweya wachilengedwe ndi madzi ena aziyenda bwino, mapaipi awa amathandiza kuchepetsa mpweya woipa wa carbon ndikuchepetsa mphamvu yoyendera mphamvu. Kuphatikiza apo, kulimba komanso kukhala ndi moyo wautali kwa chitoliro chachikulu cholumikizidwa ndi mainchesi awiri kumathandiza kuchepetsa kufunikira kosintha ndi kukonza pafupipafupi, motero kumathandizira kuti dongosolo lonse la gasi lizigwira ntchito bwino.
Mwachidule, mapaipi olumikizidwa ndi mainchesi akuluakulu ndi ofunikira kwambiri pakupanga zomangamanga za gasi wa mapaipi. Kutha kwawo kupirira kupsinjika kwakukulu, kulimba, kugwiritsa ntchito bwino ndalama, kusinthasintha komanso kukhazikika kwa chilengedwe kumawapangitsa kukhala chisankho choyamba pakugwiritsa ntchito gasi wachilengedwe wa mapaipi. Pamene kufunikira kwa gasi wachilengedwe ndi madzi ena kukupitilira kukula, mapaipi olumikizidwa ndi mainchesi akuluakulu adzakhala ndi gawo lofunika kwambiri pothandizira makampani opanga mphamvu ndikukwaniritsa zosowa za ogula.







