Hoʻohana nui ʻia nā kīwaha cryogenic i nā māla o ka fertilizer, LNG a me ka ʻoihana petrochemical. Ma waho aʻe o ka nitrogen wai a me nā kinoea inert wai ʻē aʻe, ʻo ka hapa nui o ka media i hoʻomalu ʻia ʻaʻole hiki ke ʻā a pahū wale nō, akā ke hana ʻia ke kinoea i ka wā e wela ai a ʻālohilohi paha. ʻO ka hopena i ka hoʻonui wikiwiki ʻana i ka leo, maʻalahi ke kumu leakage a me ka pahū. I ka ʻoihana, ua kapa ʻia nā valve i hoʻohana ʻia i ka mahana wela ma lalo o -40 ℃ he mau pahu cryogenic, a ʻo nā valve i hoʻohana ʻia i ka mahana waena ma lalo o -101 ℃ ua kapa ʻia ʻo nā kiwi wela ultra-low.
Ke koho ʻana i nā mea no nā kīwaha cryogenic:
ʻOkoʻa nā ʻano mechanical o ke kila ma nā haʻahaʻa haʻahaʻa mai nā mea ma ka lumi wela. Ma waho aʻe o ka ikaika, ʻo ka haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa ka ʻōlelo kuhikuhi nui no ke kila wela haʻahaʻa. ʻO ke ʻano haʻahaʻa haʻahaʻa e pili ana i ka paʻakikī o kahi mea i pili i ka wela hoʻololi brittle o ka mea. ʻO ka haʻahaʻa haʻahaʻa o ka wela hoʻololi o ka mea, ʻoi aku ka maikaʻi o ka haʻahaʻa haʻahaʻa hopena i ka paʻakikī o ka mea. ʻO nā mea metala me ka lattice cubic e pili ana i ke kino e like me ke kila kalapona he haʻahaʻa ka wela anuanu, ʻoiai nā mea metala me ka lattice cubic alo e like me austenitic stainless steel ʻaʻohe hopena i ka paʻakikī o ka wela haʻahaʻa.
Hana ʻia ke kino valve haʻahaʻa haʻahaʻa, ka pāpale a me nā ʻāpana ʻē aʻe me nā mea me ka ikaika haʻahaʻa haʻahaʻa maikaʻi a me ka paʻakikī. I ka manawa like, pono e noʻonoʻo ʻia nā mea e like me ka weldability, machinability, stability a me ka hoʻokele waiwai.
I ka hoʻolālā ʻana, hoʻohana mau ʻia ʻekolu mau pae haʻahaʻa haʻahaʻa o -46 ℃, -101 ℃ a me -196 ℃. Hoʻohana pinepine ʻia ke kila kalapona haʻahaʻa haʻahaʻa no -46 ℃ haʻahaʻa haʻahaʻa haʻahaʻa, a ʻo 300 series austenitic stainless steel e hoʻohana mau ʻia no -101 ℃ a me -196 ℃ haʻahaʻa haʻahaʻa haʻahaʻa. Loaʻa i kēia kila kila ka ikaika maʻalahi, ka paʻakikī maikaʻi a me ka hana hoʻoponopono maikaʻi.
Ka manawa hoʻouna: Mar-18-2024