Li-valve tse loketseng mocheso o mahareng -40℃～-196℃ li bitsoa li-valve tsa mocheso o tlase, 'me li-valve tse joalo hangata li sebelisa libone tsa melala e telele.
Bonnet ea molala o molelele e sebelisetsoa ho bolela hore valve ea cryogenic e kenyelletsa valve ea cryogenic ea ho koala ha tšohanyetso, cryogenic globe valve, cryogenic check valve, LNG special cryogenic valve, NG special cryogenic valve, joalo-joalo, e sebelisoang haholo limela tsa lik'hemik'hale tse joalo. e le lithane tse 300,000 tsa ethylene le khase ea tlhaho e qhibilihisitsoeng.Mokelikeli o hlahisoang ka mocheso o tlase oa mocheso o kang oa ethylene, oksijene ea metsi, hydrogen ea metsi, khase ea tlhaho e qhibilihisitsoeng, lihlahisoa tsa oli e qhibilihisitsoeng, joalo-joalo, ha li chese feela ebile lia qhoma, empa hape li na le gasify ha li futhumala, 'me molumo o atoloha ka makhetlo a makholo ha o khase. .
Ho hlokahala bonneteng ba molala o molelele hobane:
(1) Bonnet e telele ea molala e na le mosebetsi oa ho sireletsa lebokose la mocheso o tlaase oa valve, hobane ho tiea ha lebokose la ho kenya lintho ke e 'ngoe ea linotlolo tsa valve ea mocheso o tlaase.Haeba ho na le ho lutla ka lebokoseng lena la lintho tse kenyang lintho, ho tla fokotsa phello ea ho pholisa le ho etsa hore khase e nang le mokelikeli o be mouoane.Ka mocheso o tlase, ha mocheso o fokotseha, elasticity ea ho paka e nyamela butle-butle, 'me ts'ebetso ea bopaki ba ho lutla e fokotseha ka tsela e nepahetseng.Ka lebaka la ho lutla ha sehare, ho pakela le kutu ea valve ho hoama, e amang ts'ebetso e tloaelehileng ea kutu ea valve hape e etsa hore kutu ea valve e tsamaee holimo le tlase.Ho phuthela hoa qhoma, ho baka ho dutla ho hoholo.Ka hona, hoa hlokahala ho etsa bonnete ba hore mocheso oa karolo ea ho tlatsa o ka holimo ho 8 °C.
(2) Sekoaelo sa li-valve tsa molala o molelele se loketse ho phuthela lisebelisoa tse thibelang serame ho thibela tahlehelo ea matla a batang a li-valve tsa mocheso o tlase.
(3) Sebopeho se selelele sa molala oa valve ea cryogenic se loketse ho nkela sebaka se seholo sa valve sebaka ka potlako ka ho tlosa sekoahelo sa valve.Kaha liphaephe tsa ts'ebetso le li-valve karolong e batang ea lisebelisoa li atisa ho kenngoa ka "lebokose le batang", sekoahelo sa valve se nang le molala o molelele se ka hlahella ka "lebokose le batang".Ha u nkela likarolo tse kholo tsa li-valve sebaka, ho hlokahala feela ho tlosa le ho fetola sekoahelo sa valve ntle le ho qhaqha 'mele oa valve.'Mele oa li-valve le liphaephe li tšeloa 'mele o le mong, e leng ho fokotsang ho lutla ha lebokose le batang ka hohle kamoo ho ka khonehang le ho netefatsa ho tiea ha valve.
Nako ea poso: Oct-11-2022