Hoahoa o te ngongo ngongo ngongo Cryogenic Vacuum Waiwai Wahi Tuatahi

Na te whakawhanaketanga o te kaha kawe o te toka toka cryogenic, kei te piki haere hoki te whakaritenga o te tere o te rerenga whakakī whakakī.Ko te pipeline kawe wai Cryogenic he taputapu tino nui i roto i te mara aerospace, e whakamahia ana i roto i te punaha whakakī whakakī i te cryogenic.I roto i te paipa kawe wai iti-pamahana, te ngongo ngongo korehau iti-mahana, na te pai o te hiri, te aukati pehanga me te mahi piko, ka taea te utu me te mimiti i te huringa nekehanga i puta mai i te roha waiariki, te whakaheke makariri ranei na te huringa o te pāmahana, ka utua te whakaurunga. te rereke o te paipa me te whakaiti i te wiri me te haruru, ka waiho hei huānga kawe wai i roto i te punaha whakakī iti-mahana.Hei urutau ki nga huringa o te tuunga i puta mai i te tauranga me te whakaheke i te nekehanga o te hononga whakaki whakaki i roto i te waahi iti o te pourewa whakamarumaru, ko te paipa i hangaia he pai te urutau ki nga huarahi whakawhiti me te roa.

Ko te ngongo ngongo ngongo cryogenic hou ka whakanui ake i te diameter hoahoa, ka whakapai ake i te kaha whakawhiti wai cryogenic, a he ngawari te urutau ki nga ahunga taha taha me te roa.

Hoahoa hanga katoa o te ngongo korehau cryogenic

E ai ki nga whakaritenga whakamahi me te taiao rehu tote, ka tohua te mea whakarewa 06Cr19Ni10 hei taonga matua o te pipeline.Ko te huihuinga paipa e rua nga papahanga o nga tinana paipa, te tinana o roto me te tinana whatunga o waho, ka honoa e te 90° tuke i waenganui.Ko te konumohe konumohe me nga kakahu kore-waiwa ka werohia ki te mata o waho o te tinana o roto hei hanga i te paparanga whakamatao.He maha nga mowhiti tautoko PTFE ngongo kua whakatakotoria ki waho o te paparanga whakamarumaru hei aukati i te whakapiri tika i waenga i nga paipa o roto me waho me te whakapai ake i te mahi whakaahuru.Ko nga pito e rua o te hononga kia rite ki nga whakaritenga hononga, te hoahoa o te hanganga rite o te hononga adiabatic diameter nui.He pouaka adsorption ki tonu i te 5A molecular sieve kua whakaritea i roto i te hanawiti i hangaia i waenganui i nga papa e rua o nga ngongo kia pai ai te paipa o te paipa me te noho korehau i te tangihanga.Ka whakamahia te mono hiri mo te atanga o te mahi whakakorua i te hanawiti.

Rauemi paparanga kiriweti

He maha nga paparanga o te mata whakaata me te paparanga mokowhiti i werohia ki te pakitara adiabatic.Ko te mahi matua o te mata whakaata ko te wehe i te whakawhiti wera radiation o waho.Ka taea e te mokowhiti te aukati i te whakapiri tika ki te mata whakaata me te mahi hei aukati mura me te whakamahana wera.Ko nga rauemi mata whakaata kei roto ko te konumohe konumohe, ko te kiriata polyester aluminized, me etahi atu, ko nga rauemi paparanga mokowhiti kei roto ko te pepa muka karaihe-kore, ko te kakahu muka karaihe kore-waika, te papanga nylon, te pepa adiabatic, etc.

I roto i te kaupapa hoahoa, ka tohua te konumohe konumohe hei paparanga whakamatao hei mata whakaata, me te papanga muka karaihe kore-waiwa hei papa mokowhiti.

Adsorbent me te pouaka adsorption

Ko te Adsorbent he matū me te hanganga microporous, he nui te waahanga o te mata o te papatipu papatipu, na te kaha ngota hei kukume i nga ngota hau ki te mata o te adsorbent.Ko te whakangao i roto i te hanawiti o te putorino cryogenic he mahi nui ki te whiwhi me te pupuri i te tohu korehau o te hanawiti i te cryogenic.Ko nga adsorbents e whakamahia nuitia ana ko te 5A molecular sieve me te waro kaha.I raro i nga tikanga korehau me te tangi, 5A te tatari ngota me te waro kaha he rite te kaha adsorption o N2, O2, Ar2, H2 me etahi atu hau noa.Ko te waro whakahohe he ngawari ki te whakakore i te wai i te wa e horoi ana i roto i te hanawiti, engari he ngawari ki te tahu ki te O2.Ko te waro whakahohe kaore i te whiriwhiria hei adsorbent mo te pipeline reo hāora wai.

5I tohua he tatari rapoi hei whakangao hanawiti i roto i te kaupapa hoahoa.


Te wa tuku: Mei-12-2023