Oli e fetisang mochesoke mofuta oa oli e khethehileng e nang le botsitso bo botle ba mocheso o sebelisetsoang ho fetisa mocheso o sa tobang.Oli e tsamaisang mocheso ha e khone feela ho fihlela litlhoko tsa mokhoa oa ho futhumatsa le ho pholisa mocheso o fapaneng ka mefuta e mengata ea mocheso, empa hape e hlokomela litlhoko tsa ts'ebetso ea mocheso o phahameng oa mocheso le mocheso o tlase oa mocheso o nang le oli e ts'oanang ea mocheso tsamaisong e le 'ngoe, e ka khonang. fokotsa ho rarahana ha tsamaiso le ts'ebetso.Ka hona, sistimi ea ho futhumatsa oli e tsamaisang mocheso e sebelisoa haholo lik'hemik'hale tsa fiber, thepa le liindasteri tse ling.
Litšobotsi tsa tsamaiso ea oli e tsamaisang mocheso:
1.Tlas'a boemo ba hoo e ka bang khatello ea sepakapaka, e ka fumana mocheso o phahameng haholo oa ho sebetsa - ke hore, o ka fokotsa haholo khatello ea ts'ebetso le litlhoko tsa polokeho ea mocheso o phahameng oa mocheso oa mocheso, ho ntlafatsa botšepehi ba tsamaiso le lisebelisoa;
2. Sistimi ea ho futhumatsa oli e tsamaisang mocheso e siea sistimi ea kalafo ea metsi le lisebelisoa, tse ntlafatsang ts'ebetso ea mocheso oa sistimi le ho fokotsa mosebetsi oa tlhokomelo ea lisebelisoa le liphaephe - ke hore, matsete a pele le litšenyehelo tsa ts'ebetso ea sistimi e futhumatsang fokotsehe.
Likotsi tse ka bang teng tsa ts'ebetso ea sistimi ea oli e futhumatsang:
1.Ka lebaka la ho futhumala ha sebaka sa mocheso nakong ea tšebeliso ea oli e tsamaisang mocheso, mocheso oa ho phatloha ha mocheso o atisa ho etsahala, o hlahisang li-oligomers tse fokolang le tse tlaase.Polymerization pakeng tsa li-oligomers e hlahisa li-polymers tse sa tsitsang le tse sa khoneng ho qhibiliha, tse sa sitiseng feela ho phalla ha lihlahisoa tsa oli le ho fokotsa ts'ebetso e tšoanang ea mocheso oa mocheso, empa hape e baka monyetla oa ho senyeha ha mocheso oa sebakeng seo le ho phatloha ha pipeline.
2. Oli ea phetisetso ea mocheso le moea o qhibilihisitsoeng le tsamaiso ea mocheso oa mocheso ke karabelo ea oxidation ea moea o setseng tlas'a maemo a futhumatsang, 'me ho thehoa ha organic acid le colloid ho khomarela phala ea oli, e sa ameng feela bophelo ba tšebeletso ea mocheso oa mocheso le mocheso. e thibela phaephe, empa hape e baka kutu ha bonolo ea liphaephe le ho eketsa kotsi ea ho lutla ha sistimi.
Likotsi tsa sistimi ea ho futhumatsa oli e fetisang mocheso li kenyelletsa:mollo oa mocheso oa mocheso oa mocheso, mollo oa tanka e atolositsoeng le lera la ho kenya mocheso, mollo oa mocheso oa mocheso oa tsamaiso ea oli ea mocheso, mollo le ho phatloha ha tanka ea polokelo ea oli e fetisang mocheso, mollo le ho phatloha ha mocheso oa mocheso oa mocheso oa mocheso oa mocheso oa mocheso kapa mochine (kettle), ho phatloha ha sebōpi, joalo-joalo Ho ka bonoa hore likotsi tse ngata tse tloaelehileng tsa ho futhumatsa oli ea mocheso li amana le ho lutla.
Litlhoko tsa li-valve bakeng sa litlhaloso tse tloaelehileng tsa tekheniki le moralo lits'ebetsong tsa oli e chesang li kenyelletsa: an valve ea ho qetasebakeng se phahameng ka ho fetisisa le valve ea blowdown sebakeng se tlase.Mohala oa phala ea tsamaiso ea oli e chesang o tlameha ho kopanngoa leflangesntle le mahokelo a lisebelisoa, likhokahano tsa lisebelisoa kapa li-valve.Li-interfaces tse ling kaofela li cheselitsoe.Theflangee lokela ho behoa holim'a groove, 'me khatello ea lebitso ha ea lokela ho ba ka tlase ho 1.6MPa.Bakeng sa oli ea conduction ea mocheso e nang le mocheso o phahameng ho feta likhato tse 300, khatello ea lebitso laflangeha ea lokela ho ba ka tlase ho 2.5MPa.Li-flangee lokela ho ba butt welded ho fapana le flange welded flat.The flange gasket ea tsamaiso ea oli e chesang ha e lumelloe ho sebelisa poleiti ea rabara ea asbestos, letlapa la matsoeli a tšepe kapa pad e atolositsoeng ea graphite composite e lokela ho sebelisoa.Sistimi ea oli e chesang e lokela ho fanoa ka valve ea polokeho, 'me valve ea polokeho e lokela ho ba bellows e tiisitsoeng ea polokeho.
Thepa ea valve ea tsamaiso ea oli e chesang ha ea lokela ho etsoa ka tšepe kapa tšepe e se nang ferrous.Ha ho nahanoa ka khatello ea eona e tlase, mocheso o phahameng le ho kenella ho matla haholo, ho ea ka litlhaloso tse tloaelehileng tsa moralo oa tekheniki, peipi e chesang ea oli e khaotsoeng e lokela ho sebelisa bellows seal cut-off valve, valve e laolang e lokela ho sebelisa bellows seal sleeve regulating valve. bellows e feletseng e bulehileng e tiisa valve ea tšireletso.
Ka lebaka la litšoaneleho tsa botsitso ba oxidation ea oli ea mocheso oa mocheso, ho lutla ha valve ea oli e chesang ho ke ke ha baka feela ho chesa ha lera la insulation kapa ho chesa le ho phatloha ha lisebelisoa, empa hape ho baka karabelo ea oxidation ea oli ea conduction ea mocheso le moea o qhibilihisitsoeng mocheso, ho hlahisa organic acid corrosion valves.Kahoo valve ea oli e chesang ha ea lokela ho etsa feela ho tsoa ka hare, empa hape e se ke ea tsoa ka ntle.
Kakaretso e pakang globe valve packing ka graphite processing molding, haeba ho hloeka ha graphite ha hoa lekana, ho hanyetsa oli ea eona ho tla fokola haholo, ha oli ea mocheso oa mocheso e kenang ka har'a pakete ea graphite, litšila tse ling tsa graphite li bonolo ho qhibiliha ka ho tsamaisa mocheso. oli, e fellang ka phofo ea graphite, e ke ke ea etsa hore sephutheloana sa graphite se fihlelle phello ea ho tiisa, sena ke sesosa se ka sehloohong sa ho paka valve hangata ho lutla.The bellows seal e thibela ho kopana ka ho toba pakeng tsa oli e chesang le graphite, e leng se rarollang bothata ba ho lutla ha oli e chesang ho tloha kutu ha graphite packing e qhibiliha.
Hobane ho kenella ha oli ea mocheso oa mocheso ho matla haholo (makhetlo a ka bang 50 ho feta a mouoane), haeba ho khethiloe tiiso ea ho tlatsa, ho bonolo haholo ho tsoa, e lebisang ho senyeha ha oli e chesang, lisebelisoa tse litšila le mobu, le sebopeho sa mouoane. e ka hlokomela ka botlalo ho lutla ha zero, 'me ha ho na likarolo tsa ho roala.
Ka lebaka la kotsi e ka bang teng ea botsitso ba oxidation ea oli e tsamaisang mocheso, likarolo tse ka hare tsa valve li entsoe ka tšepe e sa hloekang, e ka mamellang mocheso o phahameng oa 425 ℃, ho hanyetsa kutu, 'me switch e bonolo haholo.
Ho tloha ponong ea bophelo ka kakaretso, bophelo ba tšebeletso ea kakaretsobellows ho tiisa valvee betere ho feta li-valve tse ling.Oli ea ho fetisa mocheso e na le viscosity e phahameng le khanyetso e kholo ea phallo sebakeng se batang.Monokotšoai oa valve o nka mofuta oa ho bula ka potlako, o ka ntlafatsang lebelo la phallo le ho hlola khanyetso ea phallo hantle ha o qala.Ka hona, e le ho netefatsa botsitso ba tlhahiso, empa hape e le ho fokotsa litšenyehelo tsa sebele tsa ts'ebetso, tsamaiso ea oli ea ho fetisa mocheso e lokela ho khetha motsoako o potlakileng oa valve ea ho bula.bellows seal stop valve, e ke ke ea khetha valve ea ho emisa ho paka kapa valve e akaretsang.
Bellows e tiisang valve ea lefats'ee hlahisoang ke BESTOP e loketse haholo bakeng sa ho khaola lipeipi tsa lipeipi tsa tsamaiso ea oli e chesang.
Nako ea poso: Jan-29-2023