Ezikhathini zakudala, kungcono ukusebenzisa i-Gas PipeIpayipi elimnyamaLokhu ngokuvamile kwakubangelwa ikhwalithi ephansi ye-galvanizing.Namuhlaipayipi elihlanganisiweakusavunyelwe ukusetshenziswa kwegesi yemvelo.Ukuqhekeka kwe-galvanizing ngaphakathi kwepayipi kwabangelwa amanye amagesi afana negesi ye-coal tar eyayiyi-"gesi eyenziwe" hhayi yemvelo. "Ipayipi lensimbi kumele libe noSheduli 40 noma libe nzima, kumele lihambisane nenye yezindinganiso ezibalwe futhi lingaba yinsimbi emnyama noma i-galvanised. Ngokuphambene nenkolelo evamile, igesi yemvelo ayisebenzi kabi nge-zinc coating epayipini le-galvanised". Ulimi olufanayo lusetshenziswa futhi ku-2006 Edition ku-Code and Commentary of the IFGC (International Fuel Gas Code). Abaphangi bavame ukusebenzisa ipayipi elimnyama elinegesi ngezizathu ezimbili eziyinhloko. Esinye ukuthi libiza kancane kune-galvanised. Esinye ukuthi uma amapayipi e-galvanised esetshenziselwa amanzi khona-ke ukusebenzisa i-black for gas kuhlukanisa ukusetshenziswa okubili. Isiphakamiso esihle uma usebenzisa ipayipi lensimbi elimnyama legesi ngaphandle kwesakhiwo ukupenda ophuzi ukuvimbela imicu yokugqwala. Kuncike kuphrojekthi yokwakha.
Umehluko Phakathi Kwepayipi Elimnyama Nepayipi Eligayiwe
Amanzi negesi kudinga amapayipi ukuze kuhlinzekwe ngezindlu zokuhlala kanye namabhizinisi. Igesi ihlinzeka ngamandla ezitofini, ezifudumezini zamanzi, ezithandweni nakwamanye amadivayisi. Amanzi abalulekile futhi asobala. Izinhlobo ezimbili ezivame kakhulu zamapayipi ensimbi asetshenziselwa ukuthwala amanzi kanye negesi ipayipi elimnyama kanye nepayipi elihlanganisiwe. Ngakho-ke, umehluko uyini phakathi kwepayipi elimnyama kanye nepayipi elihlanganisiwe.
*Amapayipi Ensimbi Aqinisiwe
Ipayipi lensimbi elihlanganisiwe limbozwe ngezinto ze-zinc ukuze ipayipi lensimbi limelane kakhulu nokugqwala. Ukusetshenziswa okuyinhloko kwepayipi elihlanganisiwe ukunikeza amanzi. I-zinc iphinde ivimbele ukunqwabelana kwezinsalela zamaminerali ezingavimba umugqa wamanzi.
*Amapayipi Ensimbi Emnyama
Ipayipi lensimbi elimnyama lihlukile kunepayipi elihlanganisiwe ngoba alimboziwe. Umbala omnyama uvela ku-iron-oxide eyakhiwe ebusweni bayo ngesikhathi sokukhiqiza. Inhloso eyinhloko yepayipi lensimbi elimnyama ukuthwala igesi yemvelo iye emakhaya nasemabhizinisini. Ipayipi elimnyama elingenamthungo lenziwa ngaphandle komthungo, okwenza kube ipayipi eliqinile neliphephile ukuthwala igesi. Ipayipi lensimbi elihlanganisiwe elimnyama lisetshenziselwa nezinhlelo zokufafaza umlilo.
Isikhathi sokuthunyelwe: Disemba-27-2024