Nasarar Fasahar Sieve ta Molecular ta Inganta Ingantaccen Rufewa da Rage Ruwa a Sarrafa Iskar Gas

Masana'antar sarrafa iskar gas tana shaida ci gaba mai yawa a fannin fasahar cire sulfur na ƙwayoyin halitta da kuma fitar da ruwa daga jiki, wanda hakan ke haifar da ƙaruwar buƙatun takamaiman man fetur mai tsafta da ingancin aiki. Sabbin ƙirƙira na baya-bayan nan sun mayar da hankali kan inganta kwanciyar hankali da ƙarfin sake farfaɗo da kayan aikin fitar da iskar gas, musamman don injinan LNG da kuma dawo da NGL daga amfani da iskar gas.

A gaba akwai ci gaban ƙwayoyin halitta masu ɗauke da sinadarin cobalt waɗanda aka dasa tare da N,N-dihydroxypyromellitimide (Co-SBA-15-NDHPI), wanda ke nuna daidaiton rikodin yayin desulfurization na catalytic oxidative. Wannan haɗin sinadarai na halitta-inorganic yana ƙarfafa tasirin haɗin gwiwa tsakanin abubuwan da ke aiki da kuma tallafi masu ramuka, yana inganta ingantaccen juyawar sulfide-to-sulfone yayin da yake tsayayya da kashewa.

Haɗaɗɗen Raka'o'in Rage Ruwa - Rage Ruwa Samun Jan Hankali
Tsarin na'urorin bushewa na zamani sun haɗa da waɗannan ci gaba tare da ingantattun tsarin aiki:

Tsarin sassauƙa: Na'urorin da aka ɗora a kan skid tare da sauyawa ta atomatik tsakanin shaƙatawa, sake farfaɗowa, da zagayowar sanyaya (tsarin hasumiya biyu ko uku) suna ba da damar ci gaba da aikin ma'aunin ruwa na -70°C mai mahimmanci ga LNG/Tsarin NGL

Ingancin sake farfaɗowa: Masu dumama kai tsaye ko na lantarki yanzu suna sake farfaɗo da bututun ƙarfe a zafin 230-300°C ta amfani da busasshen iskar gas, suna dawo da ƙarfin sha yayin da suke rage amfani da makamashi har zuwa 30%.

Sarrafa gurɓatattun abubuwa da yawa: Sifetocin kwayoyin halitta na zamani na gaba suna kai hari ga H₂S, SO₂, da tururin ruwa a lokaci guda ta hanyar tsarin ramuka da aka keɓance—ƙananan ramuka (

Aiwatarwa da Aiki a Fagen Aiki
A tashar samar da wutar lantarki ta Shandong LNG ta kasar Sin, an inganta na'urorin rage yawan iskar shaka ta hanyar amfani da sieve na kwayoyin halitta, inda aka rage yawan sake farfadowa da kashi 40%, yayin da ake kiyaye takamaiman iskar gas da ake samarwa a kasa da sinadarin sulfur na ppm 0.1 da kuma ma'aunin raɓa na -70°C. Hakazalika, Permian Basin Farfado da NGL Cibiyoyin sun ba da rahoton tsawon rayuwar sieve 15% bayan sun canza zuwa sieves na kwayoyin halitta na ZSM-5 da aka gyara daga vanadium, wanda ke haɓaka ingancin desulfurization na thiophene da kashi 11% idan aka kwatanta da kayan gargajiya.

"Haɗakar abubuwan da ke rage yawan sinadarin sulfur a cikin hasumiyoyin bushewar ruwa yana wakiltar wani sauyi na tsari. Shuke-shuke ba sa buƙatar raka'a daban-daban don cire sulfur da ruwa, suna rage CAPEX da kashi 25% yayin da suke cimma iskar gas ta bututun mai a mataki ɗaya." - Jiangsu Rudy Shugaban Injiniyan Man Fetur

Tare da hasashen cewa cinikin LNG na duniya zai karu da kashi 70% nan da shekarar 2040, sabbin fasahohin sieve na kwayoyin halitta suna shirye don tallafawa manufofi biyu na masana'antar na haɓaka da rage hayaki. Binciken da ake ci gaba da yi yana mai da hankali kan sieves na MOF waɗanda ke da ikon nuna bambancin kwayoyin halitta don cire nau'in mercury, ruwa, da sulfur a lokaci guda a cikin kayan aikin bushewar iskar gas na zamani.

Tuntuɓi:

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