Baenjiniere ba boholo ba pompo ea gear ba sebelisa lipalo tse peli tsa mantlha. Ba qala ka ho lekola phallo e hlokahalang ho tsoa ho sekhahla sa phallo ea sistimi (GPM) le lebelo la mokhanni (RPM). Ka mor'a moo, ba bala matla a ho kenya letsoho a hlokahalang ba sebelisa sekhahla sa phallo le khatello e phahameng (PSI). Mehato ena ea pele ke ea bohlokoa ka pele ho uenareka pompo ea lisebelisoa.
Liforomo tsa boholo ba boholo:
Phallo (in³/rev) = (Sekhahla sa Phallo (GPM) x 231) / Lebelo la Pompo (RPM)
Matla a Lipere (HP) = (Sekhahla sa Phallo (GPM) x Khatello (PSI)) / 1714
Ho Sika Pompo ea Gear ea Hao: Lipalo tsa Mohato ka Mohato
Ho etsa boholo bo nepahetseng ba pompo ea gear ho kenyelletsa mokhoa oa mokhoa, mohato ka mohato. Baenjiniere ba latela lipalo tsena tsa mantlha ho bapisa pompo le litlhoko tse ikhethileng tsa sistimi ea haeteroliki. Sena se tiisa hore lisebelisoa li sebetsa ka katleho le ka ts'epo.
Fumana Sekhahla se Hlokehang sa Phallo (GPM)
Mohato oa pele ke ho theha sekhahla se hlokahalang sa phallo, se lekantsoeng ka lilithara ka motsotso (GPM). Boleng bona bo emela bophahamo ba mokelikeli oo pompo e tlamehang ho fana ka ona ho sebelisa li-actuator tsa sistimi, joalo ka lisilindara tsa hydraulic kapa motors, ka lebelo leo li reriloeng ka lona.
Moenjiniere o etsa qeto ea hore na ho hlokahala engGPMka ho sekaseka litlhoko tsa ts'ebetso ea sistimi. Lintlha tsa bohlokoa li kenyelletsa:
Actuator Speed: Lebelo le lakatsehang la hore cylinder e hole kapa e hohele morao.
Size ea Actuator: Bophahamo ba silindara (borethe bo boretsoeng le bolelele ba stroke).
Lebelo la Motor: Liphetoho tse reriloeng ka motsotso (RPM) bakeng sa enjene ea haeteroliki.
Ka mohlala, cylinder e kholo ea hydraulic press e lokelang ho tsamaea kapele e tla batla tekanyo e phahameng ea ho phalla ho feta cylinder e nyenyane e sebetsang butle.
Lemoha Lebelo la ho Sebelisa Pompo (RPM)
Ka mor'a moo, moenjiniere o tseba lebelo la ho sebetsa la mokhanni oa pompo, le lekantsoeng ka liphetoho ka motsotso (RPM). Mokhanni ke mohloli oa matla o fetolang molamu oa pompo. Hangata ena ke enjene ea motlakase kapa enjene e tukang e ka hare.
Lebelo la mokhanni ke tšobotsi e tsitsitseng ea thepa.
Likoloi tsa Motlakase United States hangata li sebetsa ka lebelo le ikhethileng la 1800 RPM.
Lienjine tsa Khase kapa tsa Dizeli li na le lebelo le fapaneng, empa pompo e lekantsoe ho ipapisitsoe le ts'ebetso e nepahetseng ea enjene kapa khafetsa.RPM.
SenaRPMboleng bo bohlokoa bakeng sa lipalo tsa phalliso.
Bala Ho Hlokahala Phallo ea Pompo
Ka lebelo la phallo le lebelo la pompo le tsejoang, moenjiniere a ka bala phallo e hlokahalang ea pompo. Displacement ke bophahamo ba mokelikeli oo pompo e tsamaeang ka oona ka phetohelo e le 'ngoe, e lekantsoeng ka li-cubic inches per revolutionho³/rev). Ke boholo ba khopolo-taba ea pompo.
Foromo ea ho falla:Phallo (in³/rev) = (Sekhahla sa Phallo (GPM) x 231) / Lebelo la Pompo (RPM)
Mohlala oa Palo: Sisteme e hloka 10 GPM mme e sebelisa enjene ea motlakase e sebetsang ka 1800 RPM.
Phallo = (10 GPM x 231) / 1800 RPM Phallo = 2310 / 1800 Phallo = 1.28 in³/rev
Moenjiniere o ne a tla batla pompo ea gear e nang le phallo e ka bang 1.28 in³/rev.
Etsa qeto ea Maximum System Pressure (PSI)
Khatello, e lekantsoeng ka liponto ka inch square (PSI), e emela ho hanyetsa ho phalla ka har'a tsamaiso ea hydraulic. Ke habohlokoa ho utloisisa hore pompo ha e etse khatello; e baka ho phalla. Khatello e hlaha ha phallo eo e kopana le mojaro kapa thibelo.
Khatello e phahameng ea sistimi e khethoa ke lintlha tse peli tse kholo:
Mojaro: Matla a hlokahalang ho tsamaisa ntho (mohlala, ho phahamisa boima, ho tiisa karolo e itseng).
Setlhophiso sa Valve ea Phallo ea Sistimi: Valofo ena ke karolo ea polokeho e koalang khatello maemong a phahameng a sireletsehileng ho sireletsa likarolo.
Moenjiniere o khetha pompo e lekantsoeng ho mamella khatello ena e phahameng ea ts'ebetso e sa khaotse.
Bala Ho Hlokahala Ho Kena Horsepower
Palo ea mantlha ea ho qetela e etsa qeto ea matla a lipere (HP) e hlokahalang ho khanna pompo. Palo ena e netefatsa hore enjene ea motlakase e khethiloeng e na le matla a lekaneng ho sebetsana le litlhoko tse phahameng tsa sistimi. Matla a sa lekaneng a lipere a tla etsa hore mokhanni a eme kapa a chese ho feta tekano.
Foromo ea Horsepower:Matla a Lipere (HP) = (Sekhahla sa Phallo (GPM) x Khatello (PSI)) / 1714
Mohlala oa Palo: Mokhoa ona o hloka 10 GPM mme o sebetsa ka khatello e phahameng ea 2500 PSI.
Matla a Lipere = (10 GPM x 2500 PSI) / 1714 Horsepower = 25000/1714 Matla a Lipere = 14.59 HP
Sistimi e hloka mokhanni ea khonang ho fana ka bonyane 14.59 HP. Moenjiniere a ka khetha boholo bo latelang bo tloaelehileng, joalo ka enjene ea 15 HP.
Fetola bakeng sa ho se sebetse hantle ha pompo
Mekhoa ea ho falla le matla a lipere a nka hore pompo e sebetsa hantle ka 100%. Ha e le hantle, ha ho na pompo e phethahetseng. Ho se sebetse hantle ho tsoa ho ho lutla ka hare (ho sebetsa hantle ha volumetric) le khohlano (ho sebetsa hantle ha mochini) ho bolela hore ho hlokahala matla a mangata ho feta a baloang.
Baenjineri ba tlameha ho fetola lipalo tsa matla a lipere ho latela sena. Kakaretso e sebetsang hantle ea pompo hangata e pakeng tsa 80% le 90%. Ho lefa, ba arola matla a lipere a theoretical ka khakanyo ea kakaretso ea pompo e sebetsang hantle.
Malebela a Pro: Tloaelo e hlokolosi le e bolokehileng ke ho nka ts'ebetso e akaretsang ea 85% (kapa 0.85) haeba lintlha tsa moetsi li le sieo.
HP ea 'Nete = Theoretical HP / Kakaretso ea Katleho
Ho sebelisa mohlala o fetileng:HP ea sebele = 14.59 HP / 0.85 HP ea sebele = 17.16 HP
Phetoho ena e bonts'a tlhoko ea 'nete ea matla. Lethathamo le latelang le bontša bohlokoa ba mohato ona.
| Mofuta oa Palo | Ho Hlokahala Horsepower | E kgothaletswa Motor |
|---|---|---|
| Khopolo-taba (100%) | 14.59 HP | 15 HP |
| Ehlile (85%) | 17.16 HP | 20 HP |
Ho hloleha ho ikarabella bakeng sa ho se sebetse hantle ho ka etsa hore moenjiniere a khethe enjene ea 15 HP, e tla beng e le tlase bakeng sa ts'ebeliso. Khetho e nepahetseng, kamora ho e lokisa, ke enjene ea 20 HP.
Ho Ntlafatsa Khetho ea Hao le Moo U ka Rekang Pompo ea Gear
Lipalo tsa pele li fana ka boholo ba pompo ea theory. Leha ho le joalo, maemo a sebele a ts'ebetso ea lefats'e a hloka ntlafatso e eketsehileng. Baenjiniere ba nahana ka lintlha tse kang thepa ea mokelikeli le likarolo tse sebetsang hantle ho netefatsa hore pompo e khethiloeng e sebetsa hantle. Licheke tsena tsa ho qetela li bohlokoa pele mokhatlo o etsa qeto ea ho reka pompo ea lisebelisoa.
Kamoo Viscosity ea Mokelikeli e Amang Sizing
Viscosity ea mokelikeli o hlalosa ho hana ha mokelikeli ho phalla, hangata ho bitsoang botenya ba oona. Thepa ena e ama haholo ts'ebetso ea pompo le boholo.
High Viscosity (Mokelikeli o Motenya): Mokelikeli o motenya, joalo ka oli e batang ea hydraulic, o eketsa khanyetso ea phallo. Pompo e tlameha ho sebetsa ka thata ho tsamaisa mokelikeli, e lebisang tlhokahalong e phahameng ea matla a lipere. Moenjiniere a ka hloka ho khetha enjene e matla ho feta ho thibela ho ema.
Viscosity e tlase (Mokelikeli o mosesaane): Mokelikeli o mosesaane o eketsa ho lutla ka hare, kapa "ho thella," ka har'a pompo. Mokelikeli o eketsehileng o thella ho feta meno a gear ho tloha lehlakoreng la phallo e phahameng ho ea lehlakoreng le kenang le nang le khatello e tlase. Sena se fokotsa phallo ea 'nete ea pompo.
Tlhokomeliso: Moenjiniere o tlameha ho shebana le litlhaloso tsa moetsi. Letlapa le tla bontša mefuta e amohelehang ea viscosity bakeng sa mohlala o itseng oa pompo. Ho hlokomoloha sena ho ka lebisa ho apara pele ho nako kapa ho hlōleha ha tsamaiso. Lintlha tsena li bohlokoa ha u itokisetsa ho reka pompo ea lisebelisoa.
Kamoo Mocheso oa ho sebetsa o Amang Tšebetso kateng
Mocheso o sebetsang o susumetsa ka ho toba viscosity ea mokelikeli. Ha tsamaiso ea hydraulic e chesa nakong ea ts'ebetso, mokelikeli o fetoha o mosesaane.
Moenjiniere o tlameha ho sekaseka mefuta eohle ea mocheso oa sesebelisoa. Sistimi e sebetsang sebakeng se batang e tla ba le maemo a fapaneng haholo a ho qala ho feta a fekthering e chesang.
| Mocheso | Viscosity ea Mokelikeli | Tšusumetso ea Ts'ebetso ea Pompo |
|---|---|---|
| Tlase | Holimo (Botenya) | Keketseho ea matla a lipere; kotsi ea cavitation. |
| Phahameng | Tlase (Tšesane) | Keketseho ea ho thella ka hare; e fokotsehile ka katleho ea volumetric. |
Khetho ea pompo e tlameha ho amohela viscosity e tlaase ka ho fetisisa (mocheso o phahameng ka ho fetisisa) ho netefatsa hore e ntse e fana ka tekanyo e hlokahalang ea phallo. Ena ke taba ea bohlokoa ho mang kapa mang ea batlang ho reka pompo ea gear bakeng sa tikoloho e hlokang.
Accounting for Volumetric Efficiency
Foromo ea phalliso e bala tlhahiso ea theory ea pompo. Ho sebetsa hantle ha volumetric ho senola tlhahiso ea eona ea 'nete. Ke karo-karolelano ea phallo ea 'nete e fanoang ke pompo ho phallo ea eona ea theory.
Phallo ea Sebele (GPM) = Phallo ea Khopolo (GPM) x Katleho ea Bophahamo
Ho sebetsa hantle ha volumetric ha ho mohla 100% ka lebaka la ho lutla ka hare. Ts'ebetso ena ea fokotseha ha khatello ea sistimi e ntse e eketseha hobane khatello e phahameng e qobella mokelikeli o mongata hore o thelle ho feta likere. Pompo e ncha e tloaelehileng ea pompo e na le katleho ea volumetric ea 90-95% khatellong ea eona e lekantsoeng.
Mohlala: Pompo e na le tlhahiso ea theoretical ea 10 GPM. Ts'ebetso ea eona ea volumetric khatellong ea ts'ebetso ke 93% (0.93).
Phallo ea Sebele = 10 GPM x 0.93 Phallo ea 'Nete = 9.3 GPM
Sistimi e tla amohela 9.3 GPM feela, eseng 10 GPM e felletseng. Moenjiniere o tlameha ho khetha pompo e kholoanyane ea phallo ho lefella tahlehelo ena le ho fihlela sekhahla sa phallo e reriloeng. Phetoho ena ke mohato o ke keng oa buisanoa pele u reka pompo ea lisebelisoa.
Baetsi le Bafani ba Bafani ba Phahameng ka ho Fetisisa
Ho khetha pompo ho tsoa ho moetsi ea tsebahalang ho netefatsa boleng, ts'epahalo le phihlello ea lintlha tse qaqileng tsa tekheniki. Baenjiniere ba tšepa lihlahisoa tsena bakeng sa ts'ebetso ea bona e matla le tšehetso e felletseng. Ha e le nako ea ho reka pompo ea lisebelisoa, ho qala ka mabitso ana ke leano la molumo.
Baetsi ba Kapele-pele ba Lipompo tsa Gear:
• Parker Hannifin: E fana ka mefuta e mengata e fapaneng ea lipompo tsa tšepe tse entsoeng ka tšepe le aluminium tse tsebahalang ka ho tšoarella ha tsona.
• Eaton: E fana ka lipompo tsa lisebelisoa tse sebetsang hantle haholo, ho kenyeletsoa le mefuta e etselitsoeng tšebeliso e boima ea lisebelisoa tsa mehala le tsa indasteri.
• Bosch Rexroth: E tsebahala ka lipompo tsa lisebelisoa tsa kantle tse entsoeng ka nepo tse fanang ka ts'ebetso e phahameng le bophelo bo bolelele ba ts'ebeletso.
• HONYTA: Morekisi ea fanang ka mefuta e fapaneng ea lipompo tsa lisebelisoa tse leka-lekaneng ts'ebetso le ts'ebeliso e ntle ea litšenyehelo.
• Permco: E sebetsa ka ho khetheha ho lipompo tsa li-hydraulic gear tse nang le khatello e phahameng le li-motor.
Baetsi bana ba fana ka li-database tse pharalletseng tse nang le li-curve tsa ts'ebetso, litekanyetso tse sebetsang hantle, le lits'oants'o tse fapaneng.
Lintlha tsa Bohlokoa tsa ho Reka
Ho etsa qeto ea ho qetela ea ho reka ho kenyelletsa ho fetang feela ho tsamaisana le phalliso le matla a lipere. Moenjiniere o tlameha ho netefatsa lintlha tse 'maloa tsa bohlokoa ho netefatsa tšebelisano le katleho ea nako e telele. Ho hlahloba ka botlalo lintlha tsena ke mohato oa ho qetela pele u reka pompo ea gear.
Netefatsa Litekanyetso tsa Ts'ebetso: Lekola habeli hore tekanyo ea khatello e tsoelang pele ea pompo e feta khatello e hlokahalang ea sistimi.
Lekola Litlhaloso tsa 'Mele: Netefatsa hore flange e ntseng e hola ea pompo, mofuta oa shaft (mohlala, keyed, splined), le boholo ba boema-kepe bo lumellana le moralo oa sistimi.
Netefatsa Tšebelisano ea Mokelikeli: Netefatsa hore lisebelisoa tsa tiiso ea pompo (mohlala, Buna-N, Viton) li lumellana le mokelikeli oa haeteroliki o sebelisoang.
Hlahloba Lipampiri tsa Boitsebiso ba Moetsi: Hlahloba mekhoa ea ts'ebetso. Li-graph tsena li bontša kamoo phallo le katleho li fetohang ka lebelo le khatello, li fana ka setšoantšo sa 'nete sa bokhoni ba pompo.
Nahana ka Potoloho ea Mosebetsi: Pompo bakeng sa ts'ebetso e tsoelang pele, 24/7 e kanna ea hloka ho ba matla ho feta e sebelisetsoang mesebetsi ea nakoana.
Tlhahlobo e hlokolosi ea lintlha tsena e netefatsa hore ho khethoa karolo e nepahetseng. Boikitlaetso bona bo thibela liphoso tse theko e boima le ho theoha ha sistimi ka mor'a hore u reke pompo ea lisebelisoa.
Ho lekanya pompo ea gear ka nepo ho bohlokoa bakeng sa ts'ebetso e nepahetseng ea sistimi ea hydraulic le bophelo bo bolelele. Moenjiniere o latela mokhoa o hlakileng oa ho finyella sena.
Ba qala ho bala palo e hlokahalang ea ho falla le matla a lipere.
Ka mor'a moo, ba ntlafatsa lipalo tsena bakeng sa katleho, viscosity le mocheso.
Qetellong, ba reka pompo ho tsoa ho morekisi ea tsebahalang joalo ka HONYTA kapa Parker e lumellanang hantle le litlhaloso.
Nako ea poso: Oct-29-2025