Feme ea Limela ea Boleng bo Phahameng ea Chaena - 0.7 ~ 3.5 MMSCFD Ts'ebetso ea semela se senyenyane sa LNG kapa setsi sa mokelikeli sa LNG - Rongteng Detail:
Papiso le khetho ea theknoloji ea ts'ebetso
Ts'ebetso ea ho qhibiliha ha khase ea tlhaho e kenyelletsa ho hloekisoa pele (ho hloekisa) ha khase e tala, liquefaction (kapa LNG liquefaction plant), khatello ea potoloho ea sehatsetsing, polokelo ea lihlahisoa, ho kenya le tsamaiso e thusang, joalo-joalo, mokhoa o ka sehloohong o kenyelletsa tlhoekiso ea khase e tala le liquefaction ea khase e hloekisitsoeng.
Khetho ea mokhoa oa ho hloekisa khase ea tlhaho
Joalo ka khase e tala, khase ea tlhaho e tlameha ho hloekisoa ka botlalo pele ho liquefaction.Seo ke ho tlosa khase ea asiti, metsi le litšila tse ka har'a khase ea phepelo, joalo ka H2S, CO2, H2O, Hg le li-hydrocarbon tse nkhang hamonate, e le ho qoba ho thibela le ho bola ha lisebelisoa le liphaephe ka lebaka la ho hoama ha mocheso o tlase. khase setsing sa LNG.
Boholo bo lumelletsoeng ba litšila tsa khase ea LNG
| Ho se hloeke | Moeli oa litaba | Motheo |
| H2O | <1ppmV | A (e lumelloa ho feta moeli oa solubility ntle le ho fokotsa chai) |
| CO2 | 50 ~ 100ppmV | B (moeli ho qhibiliha) |
| H2S | <4ppmV | C (litlhoko tsa tekheniki ea sehlahisoa) |
| Kakaretso ea sebabole | 10 ~ 50mg/Nm3 | C |
| Hg | <0.01μg/Nm3 | A |
| Li-hydrocarbon tse nkhang hamonate | ≤10ppmV | A kapa B |
| Kakaretso ea naphthenic hydrocarbon | ≤10ppmV | A kapa B |
Ho ea ka lintlha tsa khase ea phepelo, metsi a ka har'a khase ea phepelo e feta maemo 'me a tlameha ho hloekisoa.
A) Khetho ea mokhoa oa deacidification
H2S le CO2 tse ka har'a khase ea tlhaho li bitsoa ka kopanelo e le khase ea asiti. Ho ba teng ha tsona ho tla etsa hore tšepe e senyehe 'me e silafatse tikoloho.Ho phaella moo, haeba litaba tsa CO2 li phahame haholo, boleng ba khalori ea khase ea tlhaho bo tla fokotseha.Ka lebaka leo, litaba tsa likarolo tsa acid ka khase ea tlhaho li tlameha ho laoloa ka thata ho finyella litlhoko tsa ts'ebetso le boleng ba sehlahisoa.
Ho na le mokhoa oa ho monya ha solvent, mokhoa oa 'mele oa ho monya, mokhoa oa ho fokotsa oxidation le mokhoa oa adsorption oa molecular sieve bakeng sa ho tlosa khase ea asiti ho tsoa khase ea tlhaho.Hajoale, mokhoa oa ho monyela ha solvent o tsebahala haholo ebile o sebelisoa haholo. Mokelikeli o kopana le likarolo tsa asiti (haholo-holo CO2) ka har'a khase ea phepelo ho etsa metsoako. Mokelikeli o ruileng o monyang khase ea asiti e ka bola le ho lokolla khase ea asiti tlas'a boemo ba mocheso o ntseng o eketseha le ho fokotsa khatello, e le ho hlokomela nchafatso le ts'ebeliso ea solvent.
Mabapi le tšebeliso ea matla, sekala sa kalafo, matsete le litšenyehelo tsa ts'ebetso, mokhoa oa mokelikeli oa amine oa MDEA ke mokhoa o loketseng ka ho fetesisa, kahoo mokhoa oa mokelikeli oa amine oa MDEA o khethiloe bakeng sa deacidization morerong ona.
B) Khetho ea mokhoa oa dehydration
Ts'ebetso ea ho felloa ke metsi ka khase ea tlhaho ka kakaretso e kenyelletsa ho felloa ke metsi mocheso o tlase, ho ba le desiccant adsorption e tiileng le ho monya ha solvent. Karohano ea serame e sebelisoa haholo ho qoba hydrate ea khase ea tlhaho ha mocheso o le tlase, empa mocheso oa eona o tlase o lumelletsoeng o lekanyelitsoe, o ke keng oa fihlela litlhoko tsa mokelikeli oa khase ea tlhaho; solvent absorption hangata e kenyelletsa concentrated acid (ka kakaretso concentrated phosphoric acid le tse ling tse organic acid), glycol (hangata e sebelisoa triethylene glycol), joalo-joalo, empa mekhoa ena e na le botebo bo fokolang ba dehydration, bo ke keng ba sebelisoa yuniti ea cryogenic; mekhoa e tiileng ea desiccant desiccant dehydration ke mokhoa oa silica gel, mokhoa oa sieve oa molek'hule kapa motsoako oa mekhoa e 'meli.
Liquefaction ea khase ea tlhaho le dehydration li tlameha ho sebelisa mokhoa o tiileng oa adsorption. Hobane sieve ea molek'hule e na le khetho e matla ea adsorption, litšoaneleho tse phahameng tsa adsorption tlas'a khatello e fokolang ea mouoane oa metsi, 'me e ka tsoela pele ho tlosa khase e setseng ea acid ka nako e le' ngoe, 4A sieve ea molek'hule e sebelisoa e le adsorbent ea dehydration morerong ona.
C) Khetho ea mokhoa oa ho tlosa mercury
Hajoale, ho na le mefuta e 'meli ea mekhoa ea ho tlosa mercury: HGSIV molecular sieve adsorption mokhoa oa k'hamphani ea UOP United States le karabelo ea lik'hemik'hale lipakeng tsa mercury le sebabole ka ho sebelisa khabone e kentsoeng ea sebabole ho hlahisa mercury sulfide, e kentsoeng khaboneng e kentsoeng. Ea pele e theko e phahameng 'me e loketse ketsahalo e nang le mercury e ngata; ea morao-rao e theko e tlaase 'me e loketse ketsahalo e nang le lihlahisoa tse tlaase tsa mercury.
Ka lehlakoreng le leng, litšenyehelo tsa ts'ebetso ea HGSIV molecular sieve li phahame haholo; ka lehlakoreng le leng, dikahare tsa mercury khase ea phepelo ea yuniti ena li batla li le tlase. Ka hona, ts'ebeliso ea ts'ebetso ea ho tlosa sebabole e kentsoeng ka khabone ea mercury, k'hamphani e na le boiphihlelo bo atlehileng.
Litšoantšo tsa lintlha tsa sehlahisoa:




Tataiso e Amanang ea Sehlahisoa:
Ha e le litefello tsa tlholisano, re lumela hore u tla be u batla hole le hole bakeng sa eng kapa eng e ka re hlolang. Re tla bolela ka kholiseho e felletseng ea hore molemong oa litefello tse joalo re bile ba tlase haholo bakeng sa Feme ea Limela ea Boemo bo Phahameng ea China LNG - 0.7 ~ 3.5 MMSCFD Customerized small scale LNG plant process or LNG liquefaction plant - Rongteng, Sehlahisoa se tla fana ka thepa lefatšeng ka bophara, joalo ka: Haiti, Roman, Japan, Re na le bokhoni ba ho nahana ka botlalo. Ke lakatsa ho bokella lintho tse u tšoenyang le ho theha kamano e ncha ea nako e telele ea lerato. Kaofela ha rona re tšepisa: Csame e ntle haholo, theko e ntle ea ho rekisa; theko e nepahetseng ea ho rekisa, boleng bo betere.
Ka Pearl Permewan oa Sevilla - 2018.11.04 10:32 Fektheri e na le lisebelisoa tse tsoetseng pele, basebetsi ba nang le phihlelo le boemo bo botle ba tsamaiso, kahoo boleng ba sehlahisoa bo ne bo e-na le tiisetso, tšebelisano ena e phutholohile haholo ebile e thabile!
Ka Jack ho tloha panama - 2017.01.28 19:59 -
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