HTPB (Hydroxyl-terminated polybutadiene) CAS 69102-90-5 e fana ka melemo ea ts'ebetso hang-hang lits'ebetsong tsa propellant tsa lifofane. Thepa ena e sebetsa e le sehokelo se matla le peterole, e tšehetsang litlhoko tse hlokang tsa lifofane. Melemo ea eona e meholo e kenyelletsa tlhahiso e phahameng ea matla, ts'ebetso e tsitsitseng ho pholletsa le mocheso, le bokhoni bo pakiloeng ba tlhahiso.

HTPB(Hydroxyl-terminated polybutadiene) CAS 69102-90-5 e ntse e le khetho e ratoang mefuteng e tsoetseng pele ea propellant.

Lintlha tsa Bohlokoa

• HTTPB ke sesebelisoa se matla sa ho kopanya litsamaisong tsa propellant tsa lifofane, se fanang ka tlhahiso e phahameng ea matla le ts'ebetso e tsitsitseng ho pholletsa le mocheso o pharaletseng.
• Thepa e ntle haholo ea mechini ea thepa ena e netefatsa ho tšoarella le ho hanela ho petsoha, e leng se etsang hore e be ntle bakeng sa lits'ebetso tse hlokang tlhokomelo ea lifofane.
• Boleng ba baenjiniere HTTPB ka lebaka la ho ikamahanya ha yona le bokgoni ba yona, haholoholo maemong a feteletseng, e tshehetsa ho kganna ka tshepahala diroketeng le dimisaeleng.

HTPB (Hydroxyl-terminated polybutadiene) CAS 69102-90-5 ho Tsamaiso ea Propellant

Tshebetso ya Binder le Kopanyo

HTTPB (Hydroxyl-terminated polybutadiene) CAS 69102-90-5 e sebetsa e le sehokelo sa bohlokoa lits'ebetsong tsa sejoale-joale tsa propellant. Thepa ena e kopanya li-oxidiser, mafura le lintho tse ling tse eketsang, e leng se etsang matrix e tiileng empa e tenyetsehang. Matrix ena e netefatsa hore propellant e lula e tsitsitse nakong ea polokelo le lipalangoang. Baenjiniere ba ananela bokhoni ba HTPB ba ho theha maqhama a matla a lik'hemik'hale le metsoako e meng ea propellant. Sephetho ke motsoako o ts'oanang o tukang ka ho lekana 'me o fana ka matla a tsitsitseng.

Liphephetso tse ling li ka hlaha nakong ea kopanyo. Tafole e latelang e hlalosa mathata a tloaelehileng:

Ho sa tsotellehe liphephetso tsena, HTPB (Hydroxyl-terminated polybutadiene) CAS 69102-90-5 e ntse e le sesebelisoa se ratoang sa ho kopanya ka lebaka la ho ikamahanya le maemo le ts'ebetso ea sona.

Ho Tsitsisa Sebopeho le ho Tenyetseha

Sebopeho se phekotsweng sa HTPB se fana ka botsitso bo botle. Marangrang a polymer a hanela ho petsoha le ho fetoha ha sebopeho, esita le tlas'a khatello ea mechine. Thepa ena ke ea bohlokoa bakeng sa lits'ebetso tsa lifofane, moo li-propellant li tlamehang ho mamella ho thothomela le liphetoho tsa mocheso. Ho tenyetseha ha HTPB ho lumella propellant ho monya litšitiso le ho boloka sebopeho sa eona. Ho tenyetseha hona ho fokotsa kotsi ea ho robeha ha li-crack nakong ea ho qala kapa ho fofa. Mananeo a mangata a lifofane a khetha HTPB ka lebaka la thepa ea eona e tšepahalang ea mechine le ho tšoarella ha nako e telele.

Litekanyo tsa Tshebetso tsa HTTPB (Polybutadiene e fedisitsweng ke Hydroxyl) CAS 69102-90-5

Tlhahiso ea Matla le Tšusumetso e Ikhethang

HTTPB (Hydroxyl-terminated polybutadiene) CAS 69102-90-5 e fana ka tlhahiso e phahameng ea matla lits'ebetsong tsa propellant tsa sefofane. Thepa ena e na le palo e kholo ea litlamo tsa carbon-hydrogen, tse lokollang mocheso o moholo nakong ea ho cha. Thepa ena e thusa lirokete ho fihlela tšusumetso e khethehileng e phahameng, e leng tekanyo ea bohlokoa ea katleho ea ho khanna. Baenjiniere ba bangata ba khetha binder ena bakeng sa mesebetsi e hlokang ho sutumetsoa ho matla le ts'ebetso e tšepahalang.

Ela Hloko: Motlakase o itseng o lekanya hore na propellant e hlahisa matla a ho sututsa ka katleho hakae. Litekanyetso tse phahameng li bontša tšebeliso e ntle ea mafura bakeng sa lirokete.

Matlotlo a Mekaniki le ho Tšoarella

HTTPB (Hydroxyl-terminated polybutadiene) CAS 69102-90-5 e ikhetha ka matla a eona a mechini le ho tšoarella ha eona. Polymer e phekotsoeng e etsa marang-rang a thata, a tenyetsehang a hanang ho petsoha le ho fetoha. Matla ana a netefatsa hore propellant e lula e tsitsitse nakong ea polokelo, lipalangoang le ho qala. Ha e bapisoa le li-binder tse ling, HTPB e fana ka thepa e phahameng ea mechini le botsitso bo phahameng ba mocheso. Litšobotsi tsena li etsa hore e be khetho e ratoang bakeng sa lits'ebetso tse hlokang thuso tsa sefofane le tšireletso.

Bokgoni ba ho Chesa le Boitshwaro

Boitšoaro ba ho chesa ha HTTPBLi-propellant tse thehiloeng ho tsona li tšehetsa ho chesa ho boreleli le ho tsitsitseng. Sehokelo se kopana hantle le li-oxidiser le mafura, e leng se etsang motsoako o ts'oanang. Ho tšoana hona ho lebisa ho chesoeng hantle le ho sutumelleng ho tsitsitseng. Thepa e boetse e bontša ho kenella ha mongobo o tlase, e leng se thusang ho boloka ts'ebetso libakeng tse fapaneng.

• Melemo ea bohlokoa:
  • Ho lokolloa ha matla a mangata
  • Botsitso bo matla ba mechini
  • Ho tuka ho sa fetoheng

Tlhahlobo e Bapisang le Litlamo tse Ling

HTTPB Khahlanong le Li-Binder tsa Polyurethane

HTTPB (Hydroxyl-terminated polybutadiene) CAS 69102-90-5 e fana ka melemo e ikhethang ha e bapisoa le li-binder tsa polyurethane. Hangata baenjiniere ba khetha HTPB ka lebaka la botsitso ba eona bo phahameng ba mocheso le thepa e ntle ea ho khomarela. Li-binder tsa polyurethane li fana ka ho tenyetseha ho hoholo 'me li bonolo ho li sebetsana. Leha ho le joalo, HTPB e fana ka thepa e phahameng ea mechini, e leng se etsang hore e be e loketseng lits'ebetso tsa sefofane tse hlokang matla le ho tšoarella. Tafole e ka tlase e totobatsa matla le mefokolo ea mantlha ea binder ka 'ngoe.

HTTPB khahlano le PBAN (Polybutadiene Acrylonitrile)

Li-binder tsa PBAN li sebelelitse indasteri ea lifofane ka mashome a lilemo. Li fana ka ts'ebetso e tšepahalang le ho lumellana hantle le metsoako e mengata ea li-propellant. HTPB e ikhetha ka mocheso oa eona o tlase oa phetoho ea khalase, o lumellang li-propellant ho lula li tenyetseha libakeng tse batang. PBAN e fana ka botšepehi bo matla ba sebopeho empa ha e na ho tenyetseha ho fumanoang ho HTPB. Mananeo a mangata a lifofane hona joale a rata HTPB ka lebaka la ho ikamahanya ha eona le bokhoni bo ntlafetseng ba ho chesa.

Keletso: Baenjiniere ba khetha HTTPB bakeng sa mesebetsi e hlokang hore li-propellant li sebetse hantle tlas'a maemo a feteletseng.

Tafole ea Kakaretso: Liphapang tsa Tshebetso

Tafole e latelang e bapisa litekanyo tsa bohlokoa tsa ts'ebetso bakeng sa HTTPB, polyurethane, le di-binder tsa PBAN.

Litšebeliso tse Sebetsang le Lithuto tsa Nyeoe

Qala Mekhoa ea ho Sebetsa ka Sepetlele sa Likoloi

HTPB (Hydroxyl-terminated polybutadiene) CAS 69102-90-5 e bapala karolo ea bohlokoa lits'ebetsong tsa sejoale-joale tsa ho qhomisa likoloi tse qalang. Baenjiniere ba khetha sehokelo sena ka lebaka la ho se tšabe metsi le mocheso o tlase oa phetoho ea khalase. Matlotlo ana a thusa ho boloka botsitso ba sehomisa nakong ea polokelo le ho fofa. Mafapha a mangata a sepakapaka le lik'hamphani tse ikemetseng li sebelisa li-propellant tse thehiloeng ho HTPB ho matlafatsa lirokete bakeng sa ho qhomisa sathelaete le mesebetsi ea sepakapaka e se nang batho. Tlhoko ea litsamaiso tse tšepahalang tsa ho qhomisa e ntse e hola ha mebuso le mekhatlo ea khoebo e ntse e atolosa mananeo a eona a sepakapaka.

Mekhoa ea ho Phehla Liqhomane ka Maqiti

Liindasteri tsa tshireletso li itšetlehile ka HTTPBLi-propellant tse thehiloeng ho tsona bakeng sa litsamaiso tsa limisaele tsa maqiti. Thepa ena e fana ka thepa e matla ea mechini 'me e hanela maemo a thata a tikoloho. Lisebelisoa tsa sesole li rua molemo bokhoning ba binder ba ho boloka ts'ebetso tlas'a khatello. Likarolo tsa bohlokoa li kenyelletsa:

• Tšebeliso e atileng haholo e le sehokelo ho li-propellant tse tiileng tsa rokete
• Matla a makatsang a mechini le ho hanyetsa tikoloho
• Tlhoko e ntseng e hola ka lebaka la tekanyetso e eketsehileng ea ts'ireletso le mahlale a macha a ntoa

Melemo ena e etsa hore HTTPB khetho e ratoang bakeng sa meralo e tsoetseng pele ea limisaele.

Mananeo a Sefofane a Sebelisang HTPB

Mananeo a lifofane a amohetse HTTPB bakeng sa mefuta e fapaneng ya ditshebediso. Tafole e latelang e totobatsa diphetho tsa tshebetso ya yona:

HTTPB e ntse e tsoela pele ho tšehetsa boqapi lefapheng la lifofane le tšireletso, e leng se etsang hore ho be le tsoelo-pele theknolojing ea ho tsamaisa thepa.

Meeli le Liphephetso tsa HTPB (Hydroxyl-terminated polybutadiene) CAS 69102-90-5

Litšitiso tsa Ts'ebetso le Tlhahiso

Baenjiniere ba sebetsang le HTTPB (Hydroxyl-terminated polybutadiene) CAS 69102-90-5 e tlameha ho nahana ka lintlha tse 'maloa nakong ea ts'ebetso. Thepa e hloka maemo a ho kopanya le ho lokisa ka nepo ho fihlela ts'ebetso e ntle ka ho fetisisa. Taolo ea mocheso e ntse e le ea bohlokoa nakong eohle ea tlhahiso, kaha ho feto-fetoha ha mocheso ho ka ama litšobotsi tsa ho qetela tsa propellant. Ho sebetsana le lihlopha tse kholo ho hloka tlhokomelo e hlokolosi bakeng sa polokeho le netefatso ea boleng. Lihlopha tsa tlhahiso hangata li lekola viscosity le sekhahla sa ho lokisa ho boloka botsitso sehlopheng ka seng.

Mehopolo ea Tikoloho le Polokeho

Lisebelisoa tsa lifofane li beha litlhoko tse phahameng polokehong le ts'ebetsong ea tikoloho. HTTPBLi-propellant tse thehiloeng holim'a metsi li fana ka likarolo tse 'maloa tse tšehetsang litlhoko tsena:

• Ho fetola tshebetso ya ho tuka ho dumella baenjiniere ho laola sekgahla sa ho tuka le tlhahiso ya matla, e leng ntho ya bohlokwa bakeng sa tshebetso e bolokehileng.
• Ho hanyetsa mocheso o phahameng ho nolofalletsa ho kenya mocheso ho mamella mocheso oa khase o fetang 3000°C, ho sireletsa likarolo tsa bohlokoa.
• Ho hanyetsa lik'hemik'hale le mahlaseli ho etsa hore HTTPB e loketse ho koaheloa ka tšireletso ho lisathelaete, e sebetsanang le liphephetso tsa tikoloho sebakeng.

Hlokomela: Matlotlo ana a thusa ho netefatsa hore litsamaiso tsa lifofane li lula li bolokehile ebile li tšepahala nakong ea ts'ebetso.

Tshebetso Tlas'a Maemo a Feteletseng

HTTPBLi-propellant tse thehiloeng holim'a metsi li tlameha ho sebetsa ka mokhoa o tšepahalang libakeng tse fapaneng. Tafole e latelang e akaretsa kamoo thepa e itšoarang kateng tlas'a maemo a fapaneng a mocheso:

Ho tsitsa hona ho netefatsa hore litsamaiso tsa li-propellant li boloka botsitso ba tsona nakong ea polokelo le ts'ebetso, esita le mesebetsing e boima ka ho fetisisa ea lifofane.

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HTPB (Hydroxyl-terminated polybutadiene) CAS 69102-90-5 e bonts'a tlhahiso e matla ea matla le thepa e tšepahalang ea mechini ho li-propellant tsa lifofane. Baenjiniere ba lokela ho nahana ka litlhoko tsa ts'ebetso le tsoelo-pele ea thepa ea nakong e tlang.

Sehokelo sena se tšehetsa boqapi mererong ea hona joale le ea nakong e tlang ea lifofane.

LBH

Ke eng HTTPB hona ke hobane'ng ha baenjiniere ba lifofane ba e sebelisa?

HTPB e emela Polybutadiene e felisitsoeng ke hydroxylBaenjiniere ba e khetha ka lebaka la bokhoni ba eona bo matla ba ho tlama, tlhahiso e phahameng ea matla, le ts'ebetso e tšepahalang litsamaisong tsa li-rocket propellant.

HTPB e ntlafatsa ho tšoarella ha propellant joang?

HTTPB e etsa marang-rang a thata, a tenyetsehang. Sebopeho sena se hanela ho petsoha le ho fetoha ha sebopeho, se thusa di-propellant ho mamella ho thothomela le diphetoho tsa mocheso nakong ya polokelo, ho tsamaiswa le ho qalwa.

Na HTTPB e loketse maemo a mocheso o feteletseng?

HTPB e boloka tshebetso e tsitsitseng ho tloha ho -40°C ho isa ho 60°C. E boetse e mamella mocheso o phahameng oa khase ha e kopantsoe le lintho tse ling tse eketsang, e leng se etsang hore e be e loketseng bakeng sa mesebetsi e boima ea lifofane.