Pombi yekudzivirira mvura inodziya, kana kuti VIP, zvese zvine chekuita nekufambisa mvura inotonhora zvakanyanya—senge LNG, liquid nitrogen, liquid oxygen, kana liquid hydrogen—zvakachengeteka uye zvinobudirira. Uchawana tekinoroji iyi kwese kwese: mumaLNG terminals, machip factories, rocket launch pads, zvipatara, mafood plants, uye mapower stations.
Basa guru rekushandisa pombi dze vacuum insulation nderekudzivirira kupisa, izvo zvinobatsira kudzivirira kuti mvura dzisatsve uye kuchengetedza tembiricha dzakagadzikana pazvinhu izvi zvinonzwa kutonhora.
Sezvo simba rakachena, tekinoroji yehydrogen, uye kugadzirwa kwemazuva ano zvichiri kuwedzera pasi rose, makambani akawanda anovimba nePombi yekudzivirira mvura inodziyamasisitimu ekubata mvura inotonhora zvikuru. Kutaura chokwadi, kana uchida kufambisa chimwe chinhu chinotonhora zvikuru kubva panzvimbo A kuenda panzvimbo B usingachirasire mumhepo kana kukanganisa kuchengetedzeka, VIP yava chinhu chaunofanira kuva nacho.
Zviri Mukati
1. Chii chinonzi pombi inoputirwa ne vacuum?
2. Mashandisirwo eVacuum Insulated Pipe
3. Mabhenefiti eMapombi Anodzivirira Vacuum
4. Kusarudza Mugadziri weMapaipi Anoputira Vacuum
Chii chinonzi pombi inoputirwa ne vacuum?
A pombi yekudzivirira mvura inopisachaizvoizvo sisitimu ine madziro maviri yakavakwa kuti ifambise mvura inoyerera ichidzivirira kupisa zvakanyanya sezvinobvira.
Yakagadzirwa nezvikamu zvikuru zvitatu:
Chekutanga, pane pombi yemukati — kazhinji simbi isina ngura — uko mvura inoyerera ichiyerera. Tevere, une pombi yekunze, inoshanda sejaketi rekudzivirira nekuchengetedza pombi yemukati. Pakati peizvi, pane layer yekudzivirira vacuum, nzvimbo isina chinhu ine mhepo inodhonzwa, iyo inoderedza kutamiswa kwekupisa.
Nekuburitsa mhepo kubva munzvimbo iyoyo, mapaipi anovharidzira mhepo anodzivisa kupisa kupinda mukati nepamuchina wekufambisa mhepo kana kuti convection. Pamusoro pezvo, vanhu vanowanzo wedzera special insulation, senge multilayer insulation (MLI), mukati mevacuum jacket kudzivirira kupisa kwakawanda kunobva mumwaranzi.
Mapaipi enguva dzose anodzivirirwa nemhepo haakwanise kukwikwidzana - mapaipi anodzivirirwa nemhepo anodzima kupisa kushoma. Izvi zvinoita kuti akwanise kushandiswa chero kupi zvako kwaunoda kuti mvura inotonhora igare kwenguva yakareba.
Heino mashandiro avanoita, zviri pachena:
1. Kumisa Kufambisa uye Kutenderedza
Mumapaipi akajairwa, kupisa kunobuda nepamuchina wekuputira mvura uye mhepo iri munzvimbo yakatenderedza mvura. Nemapaipi akaputira mhepo, muchina wekuputira mhepo unobvisa mamorekuru ese emhepo, saka hapana nzira yekuti kupisa kupfuure nenzira idzodzo.
2. Kuderedza Kushandiswa Kwemwaranzi
Kunyangwe muchinhu chinopisa, kupisa kunogona kupfuura nemwaranzi. Kuti izvi zviitike, masisitimu epamusoro anoshandisa zvinhu zvakaita se multilayer insulation, layers of reflective foil, nezvimwe zvinhu zvisingaburitse kupisa kwakawanda kuti tembiricha irambe yakaderera.
3. Kuramba uchibatirira pakupisa kwakanyanya
Kubatanidza vacuum insulation pamwe chete nezvinodzivirira zvinopenya kunoita kuti mapaipi aya achengetedze mvura inotonhora zvakanyanya paanenge achifamba kubva panzvimbo imwe kuenda kune imwe.
Semuyenzaniso:
- LNG inofanira kugara iri pa -162°C (-260°F)
- Nitrogen yemvura iri pedyo ne -196°C (-321°F)
- Hydrogen yemvura inofanira kudzikira pa -253°C (-423°F)
Mapaipi anoputira mvura anobatsira kuchengetedza mvura iyi pakupisa kwakanyanya, kuderedza kurasikirwa nekufashaira, uye kuita kuti maitiro ese ashande zvakanaka.
Mashandisirwo eVacuum Insulated Pipe
Nekubatanidza yeduSisitimu yeDynamic Vacuum Pombi, Vharuvhu Yakaputirwa neVacuumuyeMusiyanisi weDanho, tinokupai nzira inoshanda mune chero indasitiri zvinobudirira uye inoderedza mitengo.Tangi dikis uyeMapombi Anochinjikangatiite mabasa ese ari maviri ekufambisa neakagadzirwa nemazvo.
Mapaipi ekudzivirira mhepozvinoonekwa mumaindasitiri akasiyana-siyana—kunyanya chero kwaunoda kutakura mvura inoyerera uye hazvigone kuisa kupisa munjodzi.
Ngatitangei neLNG nesimba rakachena. Pamaterminal eLNG, mafekitori egasi rechisikigo, uye nzvimbo dzemafuta, mapaipi aya anoita basa guru—achifambisa gasi rechisikigo rakanyungudutswa kubva panzvimbo imwe kuenda kune imwe, kungave kuri pakati pematangi ekuchengetera, mapombi, kana mavaporizer. Chinhu ndechekuti, LNG inogara ichiedza kutora kupisa kubva munzvimbo yayo. Kana insulation yako isina kukwana, unopedzisira wava negasi rakawanda (BOG), iro rinotambisa chigadzirwa nemari. Saka, mapombi akasimba evacuum insulated anoita mutsauko wese—kupisa kushoma mukati, BOG shoma, uye system yese inoshanda zvakanaka.
Kugadzira zvinhu zvemagetsi nemidziyo yemagetsi? Zvese ndezvenzvimbo dzakachena, dzakagadzikana, uye dzinotonhora zvikuru. Pano, michina inoshandisa mapurasitiki inoputira vacuum kuti ipe nitrogen yemvura (LN2) pasina kukanganiswa. Kana kugadzirwa kwayo kusina kuvimbika, maitiro ekugadzira akaomarara haagone kuitika.
Simba remuchadenga nehydrogen riri kuwedzerawo simba razvo rekudzivirira kupisa. Hydrogen yemvura inoyerera ndiyo nyeredzi yesimba rakachena mumaroketi uye pamwe kunyange mota dzemangwana. Asi hydrogen inonetsa—inoda kugara ichitonhora kupfuura chero chimwe chinhu, uye inononoka kupisa. Ndosaka, kuti uchengetedze kana kutamisa LH2, unoda mapombi ekudzivirira kupisa anodzivirira kupisa. Hapana chimwe chichaita kuti tembiricha isanyanya kudzika.
Mapaipi ekurapa nehutano anotsigira mapombi anoputira vacuum nekuda kwezvikonzero zvawo. Unovaona chero kupi uko nitrogen yemvura iri kushanda: kuchengetedza samples dzebhayoloji, kushandisa masisitimu ekuchengetera cryogenic, kutsigira tsvakurudzo yezvekurapa, uye kunyangwe mune mamwe marapirwo ekenza. Mapaipi akavimbika pano anoreva kuti LN2 inoramba ichitonhora isina kurasikirwa kwakanyanya—ikosha kana uri kubata nezvehutano kana tsvakurudzo.
Zvadaro pane kugadzira chikafu nemamwe mabasa emaindasitiri. Magasi anogadzirwa nemagetsi anobata zvinhu zvakaita sechikafu chinotonhora kana kutsigira matanho ekugadzira zvinhu zvemhando yepamusoro. Maindasitiri aya anoshandisa mapaipi anoputira mhepo kuti ave nechokwadi chekuti zvinhu zviripo zvinoramba zvakagadzikana uye kuti mari yekushanda haikwire zvakanyanya nekuda kwegasi rinorasika.
Muchidimbu,pombi yekudzivirira mvura inodziyaHazvina kunaka kuva nazvo chete—ndizvo zvinoita kuti masisitimu e cryogenic arambe akavimbika, achishanda zvakanaka, uye asingadhuri muminda yakawanda.
Mabhenefiti eMapombi Anodzivirira Vacuum
Mapaipi ekudzivirira mhepoDzinosiyana nedzinowanzo shandiswa pakugadzira mapaipi emvura (cryogenic pipes) munzira shoma dzinokosha.
Kutanga, dzinokwanisa kuchengetedza kutonhora mukati. Nekuda kwekudzivirira kwavo vacuum, hadzibvumiri kupisa kupfuura, saka cryogenic fluids dzinogara patembiricha yakakodzera pasina kushanda nesimba.
Chimwe chinhu chakanaka zvikuru—kurasikirwa kushoma kwechigadzirwa. Kana kupisa kushoma kuchiuya, pane gasi shoma rinofashaira. Izvi zvinoreva kuti unobata LNG yakawanda kana chero mvura inoyerera yauri kufamba nayo, zvichichengetedza simba uye zvichideredza marara.
Mapaipi aya akavakwawo kuti agare kwenguva refu. Masisitimu epamusoro-soro ekudzivirira kupisa anomhanya zvakanaka kwemakore, pasina chikonzero chekugadzirisa uye chekudzivirira kupisa chaunogona kuvimba nacho.
Nzvimbo ndeimwewo nyaya.Mapaipi ekudzivirira mhepoHazvidi kuti zvive zvakakura kuti zvishande zvakanaka. Zvinokwana munzvimbo dzakamanikana, izvo zvinoita kuti zvive zvakanaka pakugadzira zvinhu zvakawanda kana zvakaoma mumaindasitiri.
Uye vakagadzirira kutumira chero kupi. Vagadziri vakuru vanogadzira masisitimu aya kuti asvike padanho repasi rose—ASME, CE, ISO, EN—saka unoaona mumafekitori eLNG, zvivakwa zvehydrogen, mafekitori emasemiconductor, uye mapurojekiti egasi remaindasitiri pasi rese.
Kusarudza Mugadziri weMapaipi Anoputirwa neVacuum
Paunenge uchisarudza mutengesi wemapaipi anoputira vacuum, pane zvakawanda zvekufunga nezvazvo. Tsvaga makambani ane ruzivo rwechokwadi rwekuvaka michina inopenya. Anofanira kutevedzera mitemo yepasi rose, kupa bvunzo dzekushanda kwevacuum dzakasimba, uye kuchengetedza zvinhu zvavo kubva pakutanga kusvika pakupera. Uchada vatengesi vane hunyanzvi hwekuwelda uye maitiro ekuongorora akasimba, kunyanya kana vakamboshanda pamapurojekiti makuru muLNG, hydrogen, semiconductors, kana magasi emuindasitiri.
Mugadziri ane mukurumbira haazombozezi kukupa mapepa ese - zvitupa zvezvinhu, zvinyorwa zvekunamira, zvabuda muongororo ye vacuum test, kuongororwa kwekubuda kwehelium, uye mishumo yekuongorora.
Mazuva ano, China inoonekwa senzvimbo huru yemidziyo ye cryogenic, kutumira mapaipi ane vacuum insulated uye masisitimu kumapurojekiti pasi rese.
Pombi yekudzivirira mvura inodziyaTekinoroji iri pakati pemaindasitiri emazuva ano e cryogenic. Nehunyanzvi hwekugadzira, ma layers akawanda ekudzivirira kupisa, uye vacuum barriers dzemhando yepamusoro, masisitimu aya anochengetedza mvura inotonhora zvakanyanya senge LNG, liquid nitrogen, liquid oxygen, uye liquid hydrogen zvichiyerera zvakachengeteka uye zvinobudirira.
Unoona mapaipi aya kwese kwese: mumafekitori eLNG, munzvimbo dze semiconductor, mundege, uye kunyange mumarabhoritari ekurapa. Kana uchida kutakura mvura inodziya zvishoma pasina kurasikirwa kana njodzi, paipi inoputira vacuum inoita basa racho.
Uye nekuda kwesimba rakachena, tekinoroji yehydrogen, uye kugadzirwa kwepamusoro kuri kuwedzera, kudiwa kwemapombi ekudzivirira vacuum anoshanda zvakanyanya kuri kungowedzera.
●Mibvunzo Inowanzo bvunzwa
Kubva muna 1992, HL Cryogenics yave nyanzvi mukugadzira nekugadzira masisitimu emapaipi e cryogenic ane vacuum yakawanda uye michina yekutsigira yakafanana, yakagadzirirwa kusangana nezvinodiwa nevatengi vakasiyana-siyana. Tine zvitupa zveASME, CE, uye ISO 9001, uye takapa zvigadzirwa nemasevhisi kumakambani mazhinji anozivikanwa epasi rose. Chikwata chedu chakavimbika, chine mutoro, uye chakazvipira kuita basa rakanaka mupurojekiti yega yega yatinoita.
Pombi yeVacuum Insulated/Jekete
Hosipu Inochinjika Yekuputira/Yakaputirwa Nejekete
Chinoparadzanisa Phase / Vapor Vent
Vharuvhu Yekudzima Yakaputirwa (Pneumatic)
Vharuvhu Yekutarisa Yakaputirwa neVacuum
Vacuum Insulated Regulating Valve
Zvinobatanidza zveVacuum Insulated zveMabhokisi Anotonhora neMakontena
Masisitimu Ekutonhodza eMBE Liquid Nitrogen
Mimwe michina yekutsigira cryogenic ine chekuita nemapombi eVI — inosanganisira asi kwete kungogumira kumavharuvhu ekudzivirira kuchengetedzeka, magauge emvura, mathermometer, magauge epressure, magauge evacuum, uye mabhokisi emagetsi ekudzora.
Tinofara kugamuchira maodha ehukuru hwese — kubva kumayuniti rimwe chete kusvika kumapurojekiti makuru.
Pipe yeHL Cryogenics' Vacuum Insulated (VIP) inogadzirwa zvichienderana neASME B31.3 Pressure Piping Code seyakajairika.
HL Cryogenics ikambani inogadzira michina yekubvisa tsvina, ichitsvaga zvinhu zvese zvakagadzirwa kubva kuvatengesi vane hunyanzvi chete. Tinogona kutenga zvinhu zvinoenderana nezvinodiwa nevatengi. Zvinhu zvatinosarudza zvinosanganisira ASTM/ASME 300 Stainless Steel ine mishonga yepamusoro yakaita seacid pickling, mechanical polishing, bright annealing, uye electro polishing.
Kukura uye kumanikidzwa kwepombi yemukati zvinosarudzwa zvichienderana nezvinodiwa nemutengi. Kukura kwepombi yekunze kunotevera zvakatarwa neHL Cryogenics, kunze kwekunge zvataurwa neimwe nzira nemutengi.
Kana tichienzanisa nemidziyo yemagetsi inoputira zvinhu, sisitimu ye "static vacuum" inopa insulation yepamusoro yekupisa, ichideredza kurasikirwa kwegasi kune vatengi. Inodhurawo zvishoma pane sisitimu ye "dynamic VI", ichideredza mari yekutanga inodiwa kumapurojekiti.
●Zvinyorwa Zvakabatana
Nguva yekutumira: Gumiguru-12-2024
