Chigadziko che7MMSCFD TEG chekubvisa mvura mumuviri (dehydration unit) chekurapa gasi rechisikigo uye kubvisa mvura

Tsananguro pfupi:


Ruzivo rweChigadzirwa

1. Zvinodiwa zvehunyanzvi

Maitiro eTEG (michina yekubvisa mvura mumuviri yetriethylene glycol) inofanira kutevedzera mitemo yenyika yakakodzera uye zvakatemwa;

Kumanikidzwa kwedhizaini yemidziyo: 1320 psig;

Yakasungirirwa neskidchirongwa chekuchenesa gasit, kufamba kwemuchina we skid kwakatsetseka, marongerwo emuchina ane mwero, uye pane nzvimbo yakakwana yekugadzira nekugadzirisa;

Kushanda kwemazuva mazana matatu nemakumi matatu pagore, uye mamwe ose ekugadzirisa;

Zvinhu zvetireyi zveshongwe zvinofanira kuva SS 316 kana chero chinhu chakakodzera ngura.

Dhizaini Nhamba 600,

Tembiricha yedhizaini yemudziyo: 200 degrees Fahrenheit.

Funga nezveCO2 yakakwira uko ngura inogona kuitika.

Zvishandiso zveAmine nezvimwe zvinoshandiswa zvinogona kukanganiswa nengura zvinofanira kunge zvakaputirwa mukati.

Midziyo inotenderera inofanira kubva kumugadziri akavimbika.

2. Tsananguro yetekinoroji yemaitiro

Gasi rechisikigo rakanyorova rakazara rinopfuura nepakatichipatsanuri chefiritakuparadzanisa madonhwe e5 μm zvichikwira, uye wobva wapinda mugasi-mvura inoparadzanisa mudziyo wekubvisa mvura kuti uparadzanise mvura yakasununguka. Gasi rakaparadzaniswa rinopinda muchikamu chekunyudza kuburikidza nepombi inokwira gasi yeshongwe yekunyudza. Triethylene glycol yakagadziriswazve inopfapfaidzwa pamusoro peshongwe yekunyudza, uye inobatwa zvizere negasi rechisikigo kubva pasi zvichikwira pamusoro peshongwe yekunyudza kuti iite kutapurirana kwehuwandu uye kuchinjana kubvisa hunyoro. Gasi rechisikigo iro hunyoro hwakabviswa rinobviswa kubva muchikamu chekunyudza chetower top kuti ribvise madonhwe eglycol akakura kupfuura 5 μm uye rozobuda mushongwe.

Mushure mekubuda mushongwe, inopinda mu casing heat exchanger uye inochinjana kupisa ne hot lean glycol isati yapinda mushongwe kuderedza tembiricha ye triethylene glycol. Gasi rechisikigo mushure mekuchinjana kupisa rinopinda mu filter separator kuti riparadzanise glycol inotorwa uye robva rapinda mu outer pipeline. Triethylene glycol yakapfuma yakatora hunyoro mugasi rechisikigo inobuda kubva mu absorption tower yopinda mu liquid level regulating valve, uye mushure mekudzikamisa kumanikidzwa, inopinda mu reflux cooling coil iri pamusoro pe rich liquid rectification column uye inochinjana kupisa ne hot steam inogadzirwa mu reboiler kuti ipe column top reflux. Mushure mekupa column top reflux cooling capacity, inopiswa kusvika pa50 ℃, uye yobva yabuda mu coil ichienda ku triethylene glycol flash tank. Glycol yakapfuma inoderedzwa kumanikidzwa kusvika pa 0.4mpa~0.6mpa mu flash tank, uye hydrocarbon gas nemamwe magasi akanyungudutswa mu triethylene glycol anobuda, uye chikamu ichi chegasi chinoshandiswa se fuel gas yekupisa reboiler.

Triethylene glycol ine simba rakapfava inopinda mufirita yemakanika kuti isefe tsvina yemakanika, uye yobva yapinda mufirita yekabhoni yakakangwa kuti iwedzere kunyungudutsa zvinhu zvehydrocarbon zvakanyungudutswa mutriethylene glycol nezvinhu zvakaora zvetriethylene glycol. Zvadaro inopinda muplate-type lean-rich liquid heat exchanger, yochinjana kupisa netriethylene glycol ine simba rakapfava kubva mutangi reheat exchange buffer riri pasi petriethylene glycol reboiler, uye inopisa kusvika ~150 °C kuti ipinde mukoramu yehupfu hwakapfava.

Mu triethylene glycol reboiler iri pasi pe column yekugadzirisa, triethylene glycol inopiswa kusvika 193 ℃, uye mvura iri mu triethylene glycol inopatsanurwa uye inoburitswa kubva pamusoro pe column yekugadzirisa kuburikidza ne fractionation effect ye column yekugadzirisa. Lean glycol ine concentration inosvika 99% (wt) inozadza kubva pa column yekugadzirisa mvura iri mu reboiler kuenda ku triethylene glycol heat exchange buffer tank yakaderera. Pasi pekushanda kwegasi rakaoma mu column yekugadzirisa mvura iri mu lean liquid, lean glycol concentration inopinda mu heat exchange buffer tank inogona kusvika 99.5% ~ 99.8%.

Mutangi reglycol buffer, lean glycol ine tembiricha inosvika 193 °C inopinda mu lean-rich glycol heat exchanger kuti ichinje kupisa ne rich glycol, uye tembiricha inodzikira kusvika 100 °C yopinda mupombi. Lean liquid triethylene glycol inopombwa mu gas-liquid heat exchanger iri kunze kwe absorption tower, uye mushure mekutonhodza ne gas heat exchanger iri kunze kwe tower, inopinda pamusoro pe absorption tower kubva kumusoro kwe casing kuti ipedzise solvent circulation.

Gasi rakaoma rinotorwa kubva muchikamu chepombi yegesi rakaoma panzvimbo inobuda shongwe yekunyudza ndiyo gasi rinobvisa simbi muchikamu chekugadzirisa.

3. Zviratidzo zvehunyanzvi

Kugona kugadzira: 7MMSCFD

Kuchinjika kwekushanda: 50~120%

Gasi remugasi: mvura iri mukati ≤7lb s/SCF

Hupenyu hwekugadzira michina yemagetsi: makore gumi nemashanu

Maawa ekushanda: 330d/a

ruzivo rweTIFF


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