China fektheri ea phala ea tšepe e futhumatsang mocheso
Phaephe ea ho kenya mocheso e sebelisoang haholo ho marang-rang a phepelo ea metsi le khase, lik'hemik'hale tsa lik'hemik'hale tse nang le mocheso oa mocheso, peterole, indasteri ea lik'hemik'hale, marang-rang a futhumatsang, lipeipi tsa moea tse bohareng tsa moea, boenjiniere ba masepala, joalo-joalo.
Mohaho oa ho kenya mocheso oa tšepe ea tšepe e entsoeng ka tšepe e kopantsoeng le phala ea tšepe e ka aroloa ka mekhahlelo e 'meli ho latela mekhoa e fapaneng ea ho thella:
1.Mofuta o ka hare oa ho thella: sebopeho sa tšepe e futhumatsang e entsoe ka phala ea tšepe e sebetsang, silicate ea aluminium, lera la phokotso ea aluminium, silicate ea microporous calcium, lera le futhumatsang, tšepe e sa tsitsang ea tšepe, lesela la aluminium foil reflection, polyurethane thermal insulation layer. lera la kantle la anti-corrosion. Pipe ea tšepe e bolokang mocheso e ka hare e entsoe ka phala e fetisang phala, silicate e kopantsoeng kapa silicate e nyenyane ea calcium, polasetiki e thata ea polyurethane ea foam, phala ea ka ntle ea tšepe le lera la tšireletso la khetla la FRP. Theknoloji ea phekolo ea mocheso oa mocheso oa lisebelisoa tse sa tšoaneng tsa liphaephe e hōlile 'me boleng bo ka tšeptjoa.
2. Mofuta o thellang oa kantle: sebopeho sa mohatsela o futhumatsang se entsoe ka phala ea tšepe e sebetsang, khalase ea boea ba khalase e futhumatsang mocheso, aluminium foil reflection layer, tšepe e sa hloekang e tiisang lebanta la tšepe, tšehetso ea tataiso e thellang, lesela la ho kenya moea, phala ea tšepe e sirelletsang kantle le lesela le kantle la anti-corrosion. .
1. Pipe ea tšepe e ka hare
2. Zinc e ruileng ea primer
3. Borakete ea tataiso e thellang
4. Boea ba khalase bo hanyetsanang le mocheso o phahameng
5. Aluminium foil reflector
6. Lera la ho kenya moea
7. Pipe ea tšepe ea Jacket
8. Peipi ea ka ntle ea tšepe e thibelang kutu
Lipeipi tsa tšepe tse entsoeng ka tšepe tse entsoeng ka tšepe tse entsoeng ka tšepe ke e 'ngoe ea liphaephe tse patiloeng ka ho toba ka tlas'a lefatše. E ka boela ea patoa ka tlas'a lefatše ntle le sebopeho sa konkreite, ke hore, ho atolosoa ha mocheso oa phala ea tšepe e sebetsang ho etsoa ka phala e ka ntle, e fokotsang litšenyehelo tsa thepa, e khutsufatsa letsatsi la kaho, e tiisa tšireletso ea pipeline ea ho futhumatsa, 'me e ka khona. e be e sireletsehileng haholoanyane le ho sebelisoa haholo libakeng tse fapaneng tsa mocheso, E loketse haholo-holo merero ea lipeipi tsa mouoane oa mocheso o phahameng. Mocheso oa tšebeletso o ka fihla ho 150 ℃ - 450 ℃. Liphaephe ka kakaretso li tiisitsoe ka filimi ea polyethylene kapa tepi e batang ea PE ea likarolo tse tharo ho thibela mongobo kapa metsi ho kena pele ho kenngoa kapa nakong ea kaho. Ho tlamisoa ka mekhahlelo e mengata ea lisebelisoa tsa ho kenya mocheso ka mokhoa o atlehileng ho fokotsa tahlehelo ea mocheso. Ka nako e ts'oanang, mehato ea taolo e nkoa ka holim'a letsoho la ka ntle ho thibela ho hlahisa borokho bo batang, e le ho netefatsa taolo ea mocheso oa seaparo sa ka ntle sa letsoho se thibelang kutu. Multilayer aluminium foil reflective layer e phuthetsoe ka thepa ea ho kenya mocheso, e leng ho fokotsang tahlehelo ea mocheso le ho etsa hore phaephe ea mouoane e be le moruo le ho utloahala. Sistimi ea drainage e koaletsoe ka botlalo, e nang le sebopeho se feto-fetohang, sebopeho se loketseng, polokeho le ts'epo. Pipe ea ho ntša mongobo holim'a casing ea tšepe e ke ke ea ntša feela khase e mongobo ka nako, empa hape e sebetsa e le phala ea alamo bakeng sa ts'ebetso ea letsatsi le letsatsi. Matšeliso a mocheso a phaephe a amohela compensator ea boleng bo holimo, e kentsoeng ka har'a casing mme e entsoe ka mokhoa o patiloeng ka kotloloho. Ha ho hlokahale ho beha tlhokomeliso hantle. Mosebetsi oa kaho o bonolo 'me nako ea kaho e khutšoanyane. E loketse ho tsamaisa mouoane kapa mecha ea litaba e ka tlase ho 2.5MPa le 350 ℃. Sehlahisoa se sebelisa pipe ea tšepe e le lera le ka ntle le sireletsang, le nang le melemo ea matla a phahameng, ha ho bonolo ho senya, ho haha le tlhokomelo e bonolo le bophelo bo bolelele ba tšebeletso.
E le ho fokotsa ho qhalana ha mocheso mobung oa liphaephe, ho eketsoa karolo e ka ntle ea lipeipi ka har'a phaephe ea oli e tala kapa peipi e futhumatsang ea mocheso o mahareng le o monyane. Thepa e sebelisoang ka tloaelo ea ho kenya mocheso ke foam e thata ea polyurethane, 'me mocheso o pakeng tsa 18 le 120 degrees. Boitsebiso bona bo bonolo ka sebopeho. E le ho ntlafatsa matla a eona, lera la polyethylene le nang le matla a phahameng le sebelisoa ka ntle ho mocheso oa mocheso oa mocheso ho etsa sebopeho sa thepa e kopantsoeng ho thibela metsi a ka tlas'a lefatše hore a se ke a kenella ka har'a mocheso oa mocheso oa mocheso. Sete e felletseng ea lisebelisoa tsa polyurethane tse foaming tse nang le khatello e phahameng e sebelisoa ho thunya ho phatloha ha mafome ka holim'a bokantle ba phala ea tšepe le kalafo ea corona holim'a bokaholimo ba phala e sireletsang kantle, e le ho ntlafatsa ts'ebetso ea tlamahano ea phala e kenang ea mocheso. Lintho tse sireletsang lera ke foam e thata ea polyurethane e nang le boima ba 60kg/m3 ho isa ho 80kg/m3. Lekhalo pakeng tsa phala ea tšepe le casing e tlatsitsoe ka ho feletseng 'me e na le matla a itseng a tlamahano, e le hore ho ka etsoa motsoako o tiileng pakeng tsa likarolo tse tharo tsa phala ea tšepe, phala ea ka ntle ea letsoho le lera la ho pata. Foam ea polyurethane e na le thepa e ntle ea mochini le thepa ea ho kenya mocheso. Tlas'a maemo a tloaelehileng, e khona ho mamella mocheso oa likhato tse 120 tsa Celsius. E khona ho mamella mocheso oa likhato tse 180 ka ho fetola kapa ho kopanya le lisebelisoa tse ling tsa ho kenya letsoho.
Peipi ea tšepe e entsoeng ka polyurethane e kentsoeng pele e arotsoe ka likarolo tse tharo ho tloha kahare ho ea kantle:
Mokato oa pele: ho sebetsa tšepe phala fatše
Ho ea ka moralo le litlhoko tsa bareki, phala ea tšepe e se nang seamless, phala ea tšepe ea spiral le phala ea tšepe e otlolohileng ea seam hangata e khethoa. Ka mor'a hore tšepe ea phala holim'a tšepe e phekoloe ka ho phatloha ho tsoetseng pele, sekhahla sa ho tlosoa ha mafome sa phala ea tšepe se ka fihla SA2 ka tekanyo ea GB / t8923-1988, 'me ho hlaba holimo ho ka fihla r = 12.5 microns ka gb6060.5-88 standard.
Lera la bobeli: polyurethane insulation layer
Polasetiki ea foam e thata ea polyurethane e kenngoa ka har'a sekoti se entsoeng pakeng tsa phala ea tšepe le sheath e ka ntle ka mochini o nang le khatello e phahameng ea foam, o tsejoang ka hore ke "tube in tube foaming".
Karolo ea boraro: high density polyethylene lera sireletsang
E entsoe ka liphaephe tsa polasetiki tse ntšo kapa tse mosehla tse nang le botenya bo itseng. Polyethylene ha e na monko, ha e chefo ebile e utloahala joaloka boka. E na le khanyetso e ntle haholo ea mocheso o tlase. Mocheso o fokolang oa tšebeletso o ka fihla - 70 ~ - 100 ℃. E na le botsitso bo botle ba lik'hemik'hale, e khona ho hanela khoholeho ea li-acids le metheo e mengata (e sa hanyetse li-acids tse nang le oxidizing properties), ha e qhibilihe ka kakaretso ka li-solvents ka mocheso oa kamore, 'me e na le metsi a tlaase a monya. Leha ho le joalo, kaha ke molek'hule e lekanang, e ka qhibiliha butle-butle ka har'a metsoako e meng ea tlhaho ntle le ho ruruha, Motlakase o babatsehang. Mosebetsi oa eona ke ho sireletsa lera la polyurethane insulation ho tloha linthong tse thata tsa mochini, 'me e' ngoe e thibela ho bola le ho se kenelle metsi. Polyethylene polyurethane foam insulation phala ea tšepe e phahameng e tla lumellana le litekanyetso tsa SY / t114-2000 le SY / t115-2001.
