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Mokhoa oa ho Bala Bokhoni ba SCBA Cylinder: Ho Utloisisa Nako ea ho sebetsa ea Carbon Fiber Cylinders

Sesilindara sa "Self-Contained Breathing Apparatus" (SCBA).s ke tsa bohlokoa bakeng sa ho fana ka moea o phefumolohang ho bo-ralitima-mollo, basebeletsi ba pholoso, le basebeletsi ba bang ba sebetsang libakeng tse kotsi. Ho tseba hore na nako e kae anSCBA silindarae tla tšoarella nakong ea ts'ebeliso e bohlokoa bakeng sa ho rera ts'ebetso le ho netefatsa polokeho. Nako ea ho sebetsa ea cylinder e itšetlehile ka molumo oa eona, khatello le lebelo la ho hema la mosebedisi. Sengoliloeng sena se tla u tsamaisa mokhoa oa ho bala bokhoni baSCBA silindara, ho sebelisa mokhoa o bonolo, ka tlhokomelo e khethehileng hocarbon fiber composite silindaras, tse sebelisoang haholo ka lebaka la boima ba tsona bo bobebe le matla.

SCBA CylinderLintlha tsa Motheo: Molumo le Khatello

SCBA silindaras boloka moea o hatelitsoeng ka khatello e phahameng, eo hangata e lekantsoeng ka mekoallo kapa liponto ka sekwere-inch (PSI). Bophahamo ba moea ka har'a silinda hangata bo hlahisoa ka lilithara. Lintlha tse peli tse ka sehloohong tse bontšang hore na moea o kae o teng ke:

  • Molumo oa Cylinder: Ena ke boholo ba ka hare ba cylinder, hangata e hlahisoang ka litha e le nngwe (mohlala, 6.8-liter kapa 9-liter).
  • Khatello ea Cylinder: Khatello eo moea o bolokiloeng ho eona, hangata e pakeng tsa 200 le 300 bar bakeng saSCBA silindaras.

Silinda e kopantsoeng ea fiber ea carbons li tumme lits'ebetsong tsa SCBA hobane li fana ka matla a phahameng a khatello (ho fihla ho 300 bar) ha li ntse li le bobebe ho feta litšepe tsa setso kapa li-cylinders tsa aluminium. Sena se etsa hore e be tse loketseng maemo ao basebelisi ba hlokang ho tsamaea kapele kapa ka nako e telele.

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The Foromo ea ho Bala Nako ea SCBA

Nako ea ho sebetsa eaSCBA silindarae ka baloa ho sebelisoa foromo e latelang:

Nako ea ho sebetsa (ka metsotso) = (Molumo oa Cylinder (L) × Khatello (Bar)) / 40 - 10
  • "40" ka foromo e emela karolelano ea ho phefumoloha ha motho tlas'a maemo a itekanetseng a mosebetsi. Sekhahla sena se ka fapana ho latela hore na mosebelisi o sebetsa ka thata hakae, empa lilithara tse 40 ka motsotso (L/min) ke palo e tloaelehileng.
  • "-10" qetellong ea foromo ke moeli oa polokeho, ho netefatsa hore mosebelisi o na le nako ea ho tsoa sebakeng se kotsi pele moea o fela ka botlalo.

Palo ea Mohlala:

Ha re bale nako ea ho sebetsa bakeng sa 6.8-litha e le nngwecarbon fiber SCBA silindara, e hatelloa ho isa ho 300 bar.

Nako ea ho sebetsa = (6.8 L × 300 bar) / 40 - 10 = 2040 / 40 - 10 = 51 - 10 = metsotso e 35

Mohlala ona, theSCBA silindarae ka fana ka moea o phefumolohang metsotso e ka bang 35 pele o hloka ho nkeloa sebaka kapa ho tlatsoa hape. Palo ena e nka boikoetliso bo itekanetseng ba 'mele, 'me nako ea sebele ea ho e sebelisa e ka fapana haeba mosebelisi a ikitlaetsa ho feta kapa hanyane.

Lintlha AffectingSCBA CylinderNako

Le hoja foromo e fana ka khakanyo ea motheo, lintlha tse 'maloa li ka susumetsa

nako ea sebele eaSCBA silindarae sebetsang. Ho utloisisa mefuta ena ke senotlolo sa ho netefatsa ts'ebetso e bolokehileng.

1. Sekhahla sa ho Phefumoloha

Foromo e nka moea o tloaelehileng

hing rate ea 40 L / min, e lumellanang le ts'ebetso e itekanetseng. Ha e le hantle, lebelo la ho phefumoloha le ka fetoha ho itšetlehile ka mosebetsi oa mosebedisi:

  • Mosebetsi o tlase: Haeba mosebelisi a phomotse kapa a etsa mosebetsi o bobebe, sekhahla sa phefumoloho se ka ba tlase, ho pota 20-30 L/min, e leng se ka eketsang nako ea silindara.
  • Mosebetsi o Phahameng: Nakong ea boikoetliso bo boima ba 'mele, bo kang ho loantša mollo kapa ho pholosa batho, litekanyetso tsa ho phefumoloha li ka nyolohela ho 50-60 L / min kapa ho feta, ho fokotsa nako ea cylinder.

2. Khatello ea Cylinder

Li-cylinders tse phahameng tsa khatello li fana ka moea o mongata bakeng sa molumo o tšoanang.Moqomo oa carbon fibers hangata e sebetsa ka likhatello tse fihlang ho 300 bar, ha e bapisoa le lisilindara tsa tšepe kapa tsa aluminium, tse ka lekanyetsoang ho 200 bar. Khatello e phahameng e lumellacarbon fiber cylinders ho tšoara moea o mongata ka har'a sephutheloana se senyenyane, se bobebe, ho eketsa nako ea ho sebetsa.

3. Tšireletseho Margin

Tšireletseho ea moeli e hahiloeng ka har'a foromo (metsotso -10) e tiisa hore

mosebedisi ha a fellwe ke moya ha a ntse a le sebakeng se kotsi. Ho bohlokoa ho hlompha tšireletso ena ha u bala nako ea ho sebetsa le ho rera tšebeliso ea moea, haholo maemong ao tsela ea ho tsoa e ka nkang metsotso e mengata ho feta.

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T

eena Karolo eaCarbon Fiber Composite Cylinders

Silinda e kopantsoeng ea fiber ea carbons e fetohile khetho e ratoang bakeng sa litsamaiso tsa SCBA ka lebaka la moralo oa tsona o bobebe le bokhoni ba ho ts'oara likhatello tse phahameng. Ha ho bapisoa le lisilindara tsa tšepe le aluminium,carbon fiber cylindere fana ka melemo e mengata:

  • Boima ba 'mele: Moqomo oa carbon fibers li bobebe haholo ho feta tšepe, li etsa hore ho be bonolo ho li jara le ho fokotsa mokhathala ho mosebelisi nakong ea ts'ebetso e atolositsoeng.
  • Khatello e Phahameng: Li ka tlatsoa ho likhatello ho fihlela ho 300 bar, ho fana ka moea o mongata ntle le ho eketsa boholo ba cylinder.
  • Ho tšoarella: Li-composite tsa carbon fiber li matla haholo, li khona ho mamella likhatello tse phahameng ha li ntse li hanyetsa tšusumetso le maemo a tikoloho.

Moqapi o bobebe o bohlokoa ka ho khetheha bakeng sa basebeletsi ba pholoso ba hlokang ho lula ba tsamaea ha ba ntse ba jara lisebelisoa tse ling, tse kang lisebelisoa tsa ho tima mollo kapa lisebelisoa tsa bongaka. Ho sa tsotellehe melemo ea bona,carbon fiber cylinders li tla le litlhoko tse ling tsa tlhokomelo, joalo ka tlhahlobo e tloaelehileng ea hydrostatic ho netefatsa hore li lula li bolokehile tlas'a khatello.

Tlhahlobo ea Hydrostatic leSCBA CylinderTlhokomelo

Ho boloka ts'epahalo eaSCBA silindaras, ho kenyelletsa le mehlala ea carbon fiber, tlhokomelo ea kamehla e bohlokoa. Sena se kenyelletsa:

  • Litlhahlobo Tse Bonahalang: Sheba hore na ha ho na tšenyo, joalo ka mapetsong kapa meno, pele o sebelisoa.
  • Teko ea Hydrostatic: Fiber ea carbonSCBA silindaras ka tloaelo li hloka tlhahlobo ea hydrostatic lilemo tse ling le tse ling tse hlano ho netefatsa hore li khona ho sebetsana le likhatello tse phahameng tse amehang. Teko ena e hlahloba hore na ho na le katoloso efe kapa efe ea silinda e ka bontšang ho fokola ha thepa.
  • Ho nkela sebaka: Le ka tlhokomelo e nepahetseng,carbon fiber SCBA silindaras li na le nako e lekanyelitsoeng ea bophelo, hangata e ka bang lilemo tse 15, ka mor'a moo li tlameha ho nkeloa sebaka.

Qetello

Ho tseba ho bala bokhoni le nako ea ho sebetsa eaSCBA silindaras ke

ea bohlokoa bakeng sa mang kapa mang ea itšetlehileng ka lisebelisoa tsena libakeng tse kotsi. Ho sebelisa foromo(Molumo × Khatello) / 40 - 10, uena kan ho hakanya nako e fumanehang ka har'a silindara leha e le efe, u ntse u hopola hore litekanyetso tsa ho phefumoloha, khatello, le meeli ea tšireletso kaofela li phetha karolo ea nako ea ho qetela.

Silinda e kopantsoeng ea fiber ea carbons, ka moralo oa bona o bobebe le bokhoni ba ho ts'oara likhatello tse phahameng, ke khetho e tsebahalang bakeng sa litsamaiso tsa SCBA. Li fana ka nako e telele ea ho sebetsa le ho tsamaea ho ntlafetseng ha ho bapisoa le li-cylinders tsa tšepe kapa tsa aluminium. Leha ho le joalo, tlhokomelo ea kamehla, ho kenyelletsa le tlhahlobo ea pono le tlhahlobo ea hydrostatic, e bohlokoa ho netefatsa hore li-cylinders tsena li lula li bolokehile ebile li sebetsa bophelo bohle ba bona ba ts'ebeletso.

Ho utloisisa likarolo tsena tsaSCBA silindarabokhoni bo tla thusa ho netefatsa ts'ebeliso e sireletsehileng le e sebetsang libakeng tse thata, moo motsotso o mong le o mong oa moea o phefumolohang o ka etsang phapang.

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Nako ea poso: Sep-14-2024