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Marine lipompo: mefuta e, tlhophiso, litšobotsi tse, morero

Histori ea shipbuilding na metso ea sona ba boholo-holo - ha ho buuoa pele ea mehaho ea ho sesa e bile lilemo tse fetang likete tse hlano tse fetileng. Joale sechaba sa ba ile ba fallela ka linōka le maoatle likepeng tsamaisoa ka masokoana. Ho tloha ka nako eo, shipbuilding entse le katleho e kholo e khōlō, 'me kajeno le lefapha la liindasteri ae phethang e le boemo ba etellang pele ka naha ntshetsopeleng ya moruo le tsa lipolotiki tsa lefapha la ka.

Ho fihlela joale, ka kakaretso a amohela terminologicos, ho ea ka tseo ba sejana seagoing - e kholo boholo ba mehaho e sesa e reretsoeng ho tšoasa litlhapi leoatle, ho tsamaisa thepa kapa ho tsamaisa baeti. Maritime sekepe - ya dibaka tsa ho sesa sesole. Bakeng sa tshebetso e tloaelehileng ea e 'ngoe ea mefuta ena ea likepe hloka tshebedisano e ka tšeptjoang ea likarolo tsohle le tsamaiso ea. Pele e hlokahalang ho etsa bonnete ba ba hanyapetsang Optimum tsa lipompo metsing, hobane motsamao oa maro a fapaneng ka lipeipi sejana etsahala ka linako tsohle.

Ke hobane'ng ha re lokela ho romela lipompo?

Qalong lipompo etselitsoeng feela bakeng sa ho phahamisa metsi. Ea mohlala ea pele ea sesebediswa oa sekepe o haeteroliki bakeng pompa metsi ho tswa ho nang, e ile ea buka ea litaelo piston pompo. Hona joale e se e tsebahala haholo ka pompo-bohato. Ho qaloa ho dimela matla mouoane ka likepe feela ponahalo ea lipompo piston ka drive mouoane.

Tse ling, mefuta e morao-rao ho feta ya mekgwa haeteroliki, ka shipbuilding tšepe jala le tsoelo-pele ea theknoloji. A karolo ea khōlō tsoelo-pele ea lipompo tse ncha e bapaloang ke ho hlaha ha Motors motlakase. kenngwa tshebetsong bona fanoe keketseho e ka maqhubu a ya chenchana tsa sebetsa mele oa sesebelisoa, 'me di-pump matla.

Kajeno, lipompo tse sebelisoang haholo ka mafapha 'ohle a moruo. Ho na le mokhelo le shipbuilding area. Jwale, metsing shipbuilding ka mafolofolo sebelisa mefuta eohle a le teng a maqheka a joalo.

ke eng pompo e?

Pompo - mochine bakeng sa ho fallela mokelikeli ho tloha phahameng ka ho ka tlaase ho e ka holimo. Ka linako tse ling mochine ona mokelikeli isoa ho phatlalatsa e itseng eo di ea matla kapa khatello eketsang. Tsamaiso ea motheo ea lipompo metsing sejana sebelisoa hoo e batlang e le hohle: kenngoa ka litsamaiso tsa dimela matla, kganna haeteroliki, basebetsi ba bophelo bo mekgwatshebetso ya tshehetso e, joalo-joalo ...

Molao-motheo oa tšebetso ea pompo ea

Fetola eneji, le tsa metsing enjene pompo eneji, le tsa mokelikeli ho fallela, lisebelisoeng tsena etsa hore e ho le susumelletsa ka tsela e nepahetseng (ho tlōla kapa susumelletsa tsekaletse potoloha ka hare tsamaiso ea koetsoeng). Bōpa lipalangoang hlokahalang ea itseng maro a ho sebetsa, ho joalo le disebediswa tse haeteroliki tabeng leha e le efe e ne e akarelletsa tsamaisong pompa, khopolo ea ho e leng ho tlakoloha ho phepelo ea metsi kapa drainage maemo.

Tlhohlomiso temperaturdiagramm leha e le efe sejana seteishene pompa

E le mochine khanna ka oa potoloho ena sebedisa e dilenaneo motlakase amanang ho timang ka. e mokelikeli sebetsa e huleloa ka ho tsoa botebong ba letamo le susumelletsa khatello ea phala mocheng oa ho lera ka holimo ka lebaka la ho ho sokoloha ha matla. Matla tsa mokelikeli sebetsa fetang pompo ke kamehla a maholo ho feta matla a ka pompo lesoba.

Khatello itšetlehile ka exiting mokelikeli phepelo, matla a le ka bokgoni ba ho sesebediswa. Ho emela itseng eneji, le increment mokelikeli displacement ho tswa ho kena ntlha ho pompa pele ho tsoa lona. Bontšitsoeng ka limithara tse, ho ea etsang qeto ho phahamisa bophahamo kapa mokhatlo oa bohōle ba moemeli sebetsa.

Main litšobotsi tsa sesebediswa haeteroliki

The ente mokelikeli tšoauoa ka molumo ka nako unit trust. The Optimum pompo matla e hlokahalang bakeng sa ho hlahisa khatello e hlokahalang le ho hlōla mefuta eohle ea tahlehelo tse baketsweng nakong phallo mokelikeli ka lipeipi e. Pompo bokgoni, bontšitsoeng ka KW, etsang qeto matleng a dilenaneo drive le matla a ho hlomamisa ba seteishene kaofela pompo.

The ka bokgoni ba ho pompo ea etsang qeto ea bomaleba tsa tšebeliso lona ha fetola entsprechen motheo ea seteishining sa pompa.

Tsela ea ho arola lipompo Marine

Mefuta eohle ea lipompo hlomamisa boto sekepe ba classified latela mekgwatiriso ena:

  • Ho ea ka sebaka sa theko drive (tshekaletseng kapa paatsepama).
  • Actuator mofuta (motlakase, turbine drive kapa khanna reciprocating mochine). The mochine pompo drive ka ho tsamaisana ka ho toba ho ea theko drive kapa ka tsela Gear phokotso. E ka sebetsa koteleme-feela kapa batho bao e seng ikemetseng. lipompo Standalone ka sebetsa le nosi tsa diyuniti tse ling, 'me batho bao e seng ikemetseng (khomaretse deadlights) ke mosebetsi oa mochine ho ba sebeletsa.
  • Ka likhoka ba hlahisoang ke khatello ea (tlaase khatello, phahameng khatello ea kapa srednenapornye).
  • Ho na le boetse ho na le tlhophiso ea lipompo metsing bakeng sa merero e meng. Ba ka 'na ba e khethehileng, ho tloaelehile hore batho sekepe kapa reretsoe ho Tšebeletso dikarolo tse itseng le mekgwa ya sesa koloi kapa sekepe se matla dimela.

lipompo khethehileng e ka sebelisoa ho susumetsa hore metsi a ka heeling kapa Trim ditanka ho bolela sesa, tsa lipalangoang tsa litlhaka kahare mokelikeli thepa kapa tlosa ho tswa ho liphaposi laela. Li sebelisa ka fana ka metsi a chesang ho hlatsoa disebedisweng tse ding tsa liphaposi tsena. lijana pholoso ka hlomelloa le matla lijana bilge pompo le mollo-ntoa - mollo lipompo sa tshebetso e khōlō.

Lipompo sebelisoa ka hlomella sejana ka sehloohong le ba thusang nodes tse sebelisoang bakeng sa boreleli le e sebetsang hantle tshebetso ya likarolo tsena. Ba atisa aa ageletsweng ka mochini le tanka liphaposi le dimela matla. Tsena li akarelletsa: le mafura a-pompa, mafura, oli, tse matlafatsang, condensate, metsi le mefuta e meng ea disebedisweng tse ding.

lipompo Marine le litšobotsi tsa bona

Ho itšetlehile ka molao-motheo oa ho sebetsa ba-positive, displacement lipompo - vane, Gear, nsete. lipompo ka 'na ba centrifugal kapa jete. Ba ka classified ke morero le mofuta oa ho sebelisoa. Mohlala, ho na le lipompo tsitsisang sekepe, bilge, nang le phepo (sebediswa bakeng sa metsi kapa phepelo ea oli tsamaiso ea tsidifatso), ithuthuntshitsweng, khatello le ba bang. Ha e le hantle ya pompo volumetric ke e ka thoko nako le nako phepelo palo ea mokelikeli haeteroliki tswa fire kamoreng ka kamoreng compression.

The bonolo bophahamo ba modumo mekgwa haeteroliki li nkoa lipompo oa rotary-piston. lipompo Reciprocating ka kakaretso li sebelisoa tsamaiso ea kakaretso sekepe, lisebelisoeng hydraulically mokatong le mekgwa, tsamaiso ea ka sehloohong enjene le tšebeletso ea tsamaisoa mechine.

lipompo Centrifugal ke disebediswsa hydrodynamic bohato. Ka sehloohong tsa ho sebelisa mehaho mele eo lebili le manakana a potolohang ka lona ho na le lehare kapa vane. Ho ba ba fetisa mokelikeli matla hlokahalang le tsamaisa phallo. disebediswsa tsena fana ka tsoelang pele sefofane sa jete kemisong ea mokelikeli, i.e., phallo ke junifomo. Ka fa sebetsa mokelikeli (pompo bokgoni) ama boholo le ka lebelo le sa impeller ba chenchana. Larger diameters tsa impeller sa ka se phahameng rotational lebelo e fana e phahameng tshebetso haeteroliki mochine.

lipompo Centrifugal tse tsoelang pele butle 'me ka hona tshwano phepelo. Feed (throughput) itšetlehile ka pompo impeller le maqhubu rotational ea litekanyo tsa lona: e kholoanyane le bophara ba 'me impeller rotational lebelo, a phahameng tshebetso ya pompo ea. hangata haholo, lipompo centrifugal sebetsa multiwheel phethile ho eketsa phallo ea mokelikeli.

Ka ho bua ka ho sebetsa moemeli tataiso lipompo vane ba arotsoe ka centrifugal le axial (ka linako tse ling bitsoa masokoana). Sena ke e boetse e le vortex disebediswsa haeteroliki. Ka centrifugal le vortex lipompo le mokelikeli sebetsa ka ba ile ba fallela radially le ka axial (masokoana) - hammoho le theko a selekane.

Matla jete pompo e fuoa hammoho le kemisong ea mokelikeli ho sebetsa (mokelikeli kapa mouoane). Matla a ka 'nang tsa phallo tse nozzle ea pompo e fetoloa eneji, le kinetic. Ka lebaka la phallo e phahameng lebelo la ho sebetsa le molapo kenye ka kamoreng e fire, le moemeli sebetsa ka boeona entrains le mokelikeli kapa khase tsoa kamoreng e ka. Ho phalla e tsoakiloeng susumelletsa ka tebelwa kotopo ka diffuser ka. Bokhoni ba fire omeletseng le popo ea phahameng lephaka pompo tshebetso ka fana ka tlas'a metsi. Leha ho le joalo, le bokgoni ba tlaase tsa mofuta ona wa lipompo bao e seng ikemetseng le ba khaello ea bona.

Jete pompo ho pompa mokelikeli haeteroliki, limithara E. Ho eketsa khatello ea lona,. Bitsoa injector. Ente lipompo ba atisa ho sebelisa matla a ho mouoane jenereithara lijana nyenyane. Liente bitsoa lipompo jete, ho etsa bonnete ba absorption ea mokelikeli ho sebetsa. Di sebediswa bakeng sa ho tlosa moea kapa condensate tloha likamoreng kapa diyuniti.

mefuta

A mofuta tloaelehileng haholo oa sesebelisoa haeteroliki ke pompo Gear (NS). Karolo ea abelang e para ea mabili toothed teng ka matlo a tiisitsoe. Ha mabili a qala ho potoloha, le meno hore ha li kopana le ho etsa ho eketseha ha molumo ea mokelikeli e antseng ka lesoba ka tlaase. Methaka palo mokelikeli o tlang butle-butle ipokellela ka sebaka pakeng tsa mabili le petelitsoe ka lehlakoreng le bona kantle. Ho tloha moemeli sebetsa phallang ka kamoreng compression le fetela le outputting nozzle. mofuta ona wa sekepe lipompo sebelisoa ka pompa mokelikeli viscous le litšobotsi tse ntle ethylene bottom kang mafura kapa oli.

Nsete lipompo likepeng hape ho matleng a molumo. Ho itšetlehile ka palo ea likarolo sebetsa nang pompo ea, khetholla one-, two-, three- kapa sesebediswa mnogovintovye.

Ha ba chenchana tsa khanna theko le manakana a potolohang nsete etsa tshisinyo rarahaneng eo mokelikeli sebetsa kena ho tloha phala fire kena mezhvintovoe sebaka. Ha le manakana a potolohang nsete ka hlaha ka lehlakoreng le itseng ka moemeli bobeli ho sebetsa notletsoe ho kamoreng nsete. woman stage mosebetsi isang pompa ea ho sebetsa mokelikeli ka mola khatello. Ha mokelikeli lea haha haholo, 'me ho na le ho eketseha ha khatello ea ka kamoreng e compression bula e khethehileng belofo polokeho - mokelikeli feteletseng e reset khutlela ka kamoreng e ka lesoba.

Molao-motheo o sebetsang oa paatsepama centrifugal pompo sejana thehiloe phepelo e tsoelang pele ea mokelikeli ho sebetsa. 'Mele oa ho sebetsa ke pompo male rotor le di-blades khethehileng tsepame e le manakana a potolohang ka koloi theko. Khannoang ke e dilenaneo motlakase. Ka ho sebetsa, ho centrifugal pompo drive eneji, le isoa mokelikeli-blades le manakana a potolohang. Ha khatello ena e lakatsehang e bōpiloe ke bona, tlas'a ketso ea eona e fanoe ke motsamao oa le moemeli sebetsa ho tloha lesoba ho sehokelo sa.

Lathe multistage lipompo centrifugal sebelisoa hoo e ka bang hohle ka dimela bohle matla. lipompo Multistage ba sebediswa bakeng sa likepe tseo ho hlokahalang ho bōpa libakeng phahameng khatello. Molao-motheo oa tšebetso ea disebedisweng tse joalo ke hore mokelikeli o fihlile ho khatello e hlokahalang ka sethaleng e le 'ngoe, phallang ka phala ho outputting sethala tlang, moo khatello ea lona ea eketseha hape.

Ho itšetlehile ka bokhoni ba, lipompo le ka ba moralo fapaneng. Huge matla injector lipompo, likepe tse khōlō ka fihla ka taelo ea ba likete tse mashome lithane tse ea mokelikeli ka hora.

Sepheo sa pompo ea ka sekepe

Lipompo likepeng lokela ho di-pump metsi a leoatle, kapa li sebelise ka fapaneng mantlha ho bolela tsamaiso ea ho sesa. Ka tloaelo ho, tsena ke kakaretso tsamaiso ea sekepe, tse kang:

  • Mollo.
  • Drainage.
  • tsidifatso
  • Bohloeki.
  • Bilge.
  • Tsitsisang sekepe.

Senotlolo ho bolela tsamaiso e khopo ho sesa, moo mefuta e fapaneng ya lipompo tse sebelisoang

Ho etsa bonnete ba polokeho mollo e lokela ho ba ea sekepe mollo pompo ka boto e mong le sejana. Ka tloaelo ho, diyuniti tsena ke diseke ee le bobebe. Ho ka tsela e atlehang ho arabela mollo 'me ka potlako fumane bohareng, pompo ea tlameha ho qala ka potlako. Ha sena se pompa mollo o lokela ho fana khatello e hlokahalang le ho phalla ho fana ka sefofane sa jete matla tsa metsi.

Tabeng ea ho tlatsa le nang le metsi a leoatle a sebelisoa metsing bilge pompo. Ho latela melao ea tsamaiso polokeho ka ho tšoasa litlhapi kapa sejana se tsamaisa tlameha ho lipompo bilge bonyane ba babeli. ho na le tse tharo lipompo joalo hlokahalang bakeng sa likepe tsa baeti. 'Me e mong oa bona a ka feela ho draining,' me ba bang ba babeli ka sebelisoa bakeng sa merero e meng, empa ba tlameha ho akarelletsoa ka kakaretso omisa tsamaiso.

Ho futhumala ha kapa tsidifatso hlokahala bakeng sa ho futhumatsa kapa ho theola mocheso ea ho sebetsa ditlhomo libakeng sekepe. Ka mohlala, pele fa mafura ho enjene combustion e ka hare e ke ho hlokahala hore ho hloekisa le mocheso. Empa oli ethylene bottom lokela, lehlakoreng le leng, pholile. Motsamao oa mokelikeli sebetsa e tiisa ka lipompo le khethehileng.

Ho etsa bonnete ba e lula e mabothobotho ea basebetsi e hlokahala bohloeki oona tsamaisong sejana. Phello ea tsamaiso ea joalo fana ka lipompo bohloeki. Li sebelisa le hlaha ho noa metsi kapa fire ea metsi matloana.

tsamaiso ea tsitsisang e sebediswa bakeng sa draining le ho tlatsa e tsitsisang ditanka sejana sa metsi leoatleng.

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