I-Desulphurization Skid

(1)300×104 m3/d isitshalo esifakwe ku-skid esifakwe ku-desulfurization se-CNPC

Igesi yemvelo, ngemva kokuhwamuka kwe-flash kusuka kuketshezi olucebile lwe-MDEA, isuswa i-H2S ngesihlukanisi samanzi ane-asidi, kanti ikhambi le-MDEA elihlukanisiwe nalo liphonswa embhoshongweni wokususa i-sulfurization.

Isixazululo esicebile se-TEG esisetshenziswa embhoshongweni wokuphelelwa amanzi siya embhoshongweni wokuhluza, ethangini lokuhwamuka kwe-flash kanye nesihlungi bese siyashiswa futhi sivuselelwe sibe yisisombululo se-TEG esingenasici. Bese sipompelwa embhoshongweni wokuphelelwa amanzi ukuze kujikeleziswe ukuphelelwa amanzi.
Ngemva kokuba igesi ye-H2S ehlukaniswe yisihlukanisi samanzi e-asidi ifakwe ethangini lokugcina igesi ye-asidi, ishiswa yi-response furnace, isabela nomoya odonswa yi-air compressor ukuze ikhiqize i-SO2.
I-SO2 isabela ne-H2S esele (ukusabela kwe-Claus) ukuze ikhiqize isibabule esiyisisekelo, esibe sesipholile ukuze kutholakale isibabule.

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Ukusebenza Kwenkampani

Igesi yokuphakelayo, ngemva kokususwa kokungcola kwayo okuqinile noketshezi ngesihlukanisi kanye nesihlukanisi sesihlungi, ingena embhoshongweni wevalvu entantayo ukuze ikhishwe esibabuleni, umbhoshongo osebenzisa isisombululo se-MDEA njenge-desulfurizer.

Igesi evela phezulu kombhoshongo we-float valve idlula esihlukanisini sokuhlanza okumanzi ukuze isuse inani elincane le-MDEA liquid elifakwe kugesi, bese igesi yemvelo emanzi ingena embhoshongweni wokuphelelwa amanzi ukuze ikhiphe amanzi nge-TEG.
Ekugcineni, igesi yemvelo eyomile evela embhoshongweni wokuphelelwa amanzi emzimbeni ithunyelwa kwamanye amazwe njengegesi yezentengiselwano efanelekile.

Uketshezi olucebile lwe-MDEA embhoshongweni wokususa i-sulfur luyashiswa nge-flash ukuze kususwe ama-hydrocarbon bese kungena esihlungini ukuze kuhlungwe. Ngemva kwalokho, lungena embhoshongweni wokuvuselela bese lushiswa ngomusi ukuze luphinde luphinde lube uketshezi lwe-MDEA olubi, olupompelwa embhoshongweni wokususa i-sulfur ukuze kujikeleziswe i-sulfurization.

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(2) 30×104 m3/d isitshalo sokususa i-sulphurization se-CNPC

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Iphrojekthi esekelayo yesitshalo sokususa i-sulfurization esifakwe kuma-skid semithombo yegesi yasolwandle eSifundazweni saseNtshonalanga Sichuan, i-skid yokwelapha igesi yemvelo, yiphrojekthi yokuqala inkampani yethu ebambisana ngayo neSinopec Petroleum Engineering Design Co., Ltd.;

Le phrojekthi iyiphrojekthi esekelayo yokususa igesi yemvelo nge-0.3 100×104 m3/d emthonjeni wasePengzhou 1, okuhlanganisa i-skid yokucubungula igesi yemvelo, ukubuyiswa kwe-sulfur kanye nokubumba, ubunjiniyela bomphakathi kanye nezinye izikhungo.

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(3)Iphakheji yokususa i-asidi ye-Nm3 yezigidi ezingu-4 eYanchang Oilfield

I-Yangqiaopan Purification Plant, enezingu-2 sezizonke eziqeqesha iyunithi yokuqeda i-asidi kanye nokuqeda amanzi emzimbeni eyizigidi ezingu-4 ze-Nm3/d.

Kunezakhiwo eziyi-17 ezihlukene, ezinegalari yamapayipi engaba ngu-1600m kanye neplatifomu yensimbi engu-1260m2.

Ingcindezi yokusebenza yegesi eluhlaza: 4.9MPa DN350

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(4)40000Nm3/d iyunithi yokususa i-gas ehlobene

Umthamo wokucubungula: 40000 Nm3/ngosuku

Inqubo: Ukususwa kwe-iron okuyinkimbinkimbi

Amahora okusebenza onyaka abalwa njengamahora angu-8000.

Isiphakamiso Somkhiqizo

1) Indawo yokukhipha igesi ehlobene ne-H2S ≤ 20mg/m3 (14ppm);

2) I-H2S esusiwe ifinyelela ku-foam sulfur element etholakala kalula;

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(5)60,000Nm3/d iyunithi yokususa i-sulfurization yegesi

Okuphakathi: Igesi yemvelo emuncu ekhanda lomthombo

Okuqukethwe okuphezulu kwe-H2S: ≤ 10000 ppmv

Umthamo wokucubungula igesi yemvelo: ≤ 2500 Nm3/h,

Ingcindezi yokungena: 0.2~1.3 MPa (g)

Ingcindezi yomklamo: 1.5MPa (g)

Izinga lokushisa lokungena: 20-35 ℃

Okuqukethwe kwe-H2S ngemuva kokwelashwa: ≤ 20 ppmv

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Iyunithi yokususa i-sulfurization yegesi engu-60,000Nm3/d

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