Vane Pump vs Gear Pump vs Piston Pump: Kugwira Ntchito Mwanzeru, Phokoso ndi Mtengo Poyerekeza

Akatswiri ambiri opanga makina a hydraulic amatchula mtundu wa pampu kutengera momwe madzi amayendera komanso momwe mpweya umayendera popanda kumvetsetsa kusiyana kwa kapangidwe kake pakati pa mapampu a vane, giya, ndi piston. Zotsatira zake zimakhala njira yogulira pomwe wopanga amatchula pampu ya giya kuti igwiritsidwe ntchito momvera phokoso ndipo phokoso la makina limaposa zomwe zafotokozedwa, kapena amatchula pampu ya piston kuti igwiritsidwe ntchito mopanda mphamvu ndipo mtengo woyambirira ndi wokwera kwambiri. Chokonzekera ndikutchula mtundu wa pampu kutengera kusinthana kwa magawo anayi (kuchita bwino, phokoso, kupanikizika, mtengo) pagawo lopanga makina.

TheVicks yonse yogulitsa zinthu zopoperachimakwirira kusankha kwa vane/giya/pistoni.Mapampu a Denison T6/T7 Series Vanendi banja la vane lokhala ndi mphamvu yothamanga kwambiri.Pemphani mtengo wosankha pampundi kukakamizidwa ndi kufunikira kwa kayendedwe ka madzi.

Kusinthasintha kwa magawo anayi, kuyerekeza phokoso la kapangidwe kake, kusanja bwino kwa volumetric, ndi maphunziro atatu a pulogalamu ya OEM omwe ali pansipa ndizomwe zimafotokoza za kapangidwe kake posankha pampu ya hydraulic.

Mapampu a T7 Series single pump T7B high pressure vane pump — kapangidwe kake ka dongosolo la hydraulic lokhala ndi phokoso lapakati komanso lotsika.Onani mndandanda wa T6/T7 →

Wopanga Makina Osindikizira ku Italy Amene Makina Opangira Ma Gear Pump Anathetsa Ndalama Zosowetsa Mtima

Kampani yopanga makina osindikizira mafakitale ku Italy inatilankhula pakati pa chaka cha 2024 pambuyo poti kampani yawo yakale yogulitsa makina osindikizira yatchulapo pampu ya giya yogwiritsira ntchito makina osindikizira omwe amakhudzidwa ndi phokoso, pomwe makina osindikizirawo adayikidwa pamalo ochitira masewera olimbitsa thupi omwe amafunikira phokoso lochepera 72 dB(A) pa mita imodzi. Pampu ya makina osindikizirayo inkagwira ntchito pa 78-82 dB(A) pamalo omwewo, kupitirira kuchuluka kwa phokoso la makina osindikizira ndi 6-10 dB(A) ndikuyambitsa kudandaula kwa phokoso kwa makasitomala komwe wopanga makina osindikizirayo anayenera kuyamwa. Kugwira ntchito kwa miyezi 6 kunayenera kubwezeretsedwanso ndi makina osindikizira omwe anakwaniritsa zofunikira za phokoso, ndipo wopanga makina osindikizirayo anayamwa ndalama zosinthira zomwe wogulitsayo analipira komanso kuchedwa kwa kupanga.

Chifukwa chachikulu chinali mtundu wa pampu popanda kusanthula phokoso. Pampu ya giya ndi pampu yotsika mtengo kwambiri, koma ma meshing a giya ndi dzino amapanga mbiri ya phokoso yomwe imaposa muyezo wa pulogalamu yomwe imakhudzidwa ndi phokoso. **Kusankha kwa pampu ya giya sikunali kogwirizana ndi malire a phokoso la workshop a 72 dB(A), pomwe phokoso limaposa muyezo wa 6-10 dB(A) ndipo vuto la phokoso limakhala chifukwa cha kusagwirizana kwa kapangidwe kake**.

Chokonza chinali kufotokoza [pampu ya vane ya Vicks Denison T6/T7 Series](https://www.vickshydraulic.com/products/pump/t6t7-series/) yokhala ndi mbiri ya phokoso yolembedwa pagawo lopanga makina. Mafotokozedwe atsopanowa akuphatikizapo mtundu wa pampu (vane), mbiri ya phokoso (62-68 dB(A) pa mita imodzi), kuthamanga kwa ntchito (175 bar continuous), ndi mphamvu ya volumetric (94% pa kuthamanga kovomerezeka). **Kugula kwatsopano kwapereka makina osindikizira pamlingo wa phokoso, ndi kusankha kwa pampu ya vane kutseka kusiyana kwa phokoso komwe mafotokozedwe a pampu ya giya adasiya poyera**.

Kuzindikira kapangidwe kake kuchokera munkhaniyi: kufotokozera mtundu wa pampu kuyenera kuphatikizapo kusanthula mbiri ya phokoso, osati kungofunikira kwa kayendedwe ka madzi ndi kuthamanga. Mapulogalamu omwe amatchula mtundu wa pampu popanda kusanthula phokoso amakumana ndi vuto la phokoso lomwe kusanthula phokoso kukanaletsa.

Kusanja Mphamvu ya Volumetric: Piston > Vane > Giya

Kugwira bwino ntchito kwa volumetric ndi njira yodziwika bwino yogwiritsira ntchito mphamvu ya pampu. Miyezo yogwiritsira ntchito mphamvu ya dongosolo la mphamvu ya hydraulic fluid imafalitsidwa kudzera mu miyezo ya ISO 4419 ya hydraulic fluid power energy efficiency. Pampu ya piston ili ndi mphamvu ya volumetric yapamwamba kwambiri, pampu ya vane ili ndi mphamvu ya volumetric yambiri, ndipo pampu ya giya ili ndi mphamvu ya volumetric yochepa kwambiri.

Pampu ya pistoni imapeza mphamvu yapamwamba kwambiri ya volumetric (95-98% pa mphamvu yovomerezeka) chifukwa cha mawonekedwe a silinda yotsekedwa. Chisindikizo cha pistoni ndiye njira yokhayo yotulutsira madzi, yokhala ndi chisindikizo cha pistoni chopangidwa molondola kuti chichepetse kutuluka kwa madzi. Mphamvu yayikulu ya volumetric ndiye kapangidwe kake kamene kamagwiritsidwa ntchito poyendetsa mpweya wothamanga kwambiri.

Pampu ya vane imapeza mphamvu yochuluka ya volumetric (90-96% pa mphamvu yovomerezeka) chifukwa cha nsonga ya vane ndi mawonekedwe a cam ring. Chisindikizo cha vane nsonga ndiye njira yoyamba yotulutsira madzi, yokhala ndi nsonga ya vane yolondola komanso cam ring yolondola yodulidwa kuti ichepetse kutuluka kwa madzi. Mphamvu yochuluka ya volumetric ndiye kapangidwe kake kamene kamagwiritsidwa ntchito pochepetsa phokoso lapakati.

Pompo ya giya ili ndi mphamvu yochepa kwambiri ya voliyumu (85-92% pa mphamvu yovomerezeka) chifukwa cha kutuluka kwa madzi kuchokera ku giya kupita ku dzino. Mzere wolumikizira giya ndi dzino ndiye njira yoyamba yotulutsira madzi, ndipo giyayo imapangidwa molondola kuti ichepetse kutuluka kwa madzi koma singathe kufanana ndi kulondola kwa pistoni kapena vane seal. Mphamvu yochepa ya voliyumu ndi kapangidwe kake ka ntchito yotsika mtengo ya kuthamanga kwa madzi.

Kuyerekeza Mbiri ya Phokoso: Vane Pump Leads pa 60-72 dB(A)

Mbiri ya phokoso ndi kapangidwe kake ka ntchito yomvera phokoso. Miyezo yoyezera phokoso ya pampu ya hydraulic imafalitsidwa kudzera mu muyezo wa ISO 4419 wa hydraulic fluid power noise measurement. Kusanja mbiri ya phokoso kumayendetsedwa ndi njira yosinthira, ndipo njira iliyonse imapanga mafupipafupi a phokoso ndi kukula kwake.

Kuyerekeza kwa mbiri ya phokoso kukuwonetsa kuti pampu ya vane ili ndi ubwino wopangira zinthu zomwe zimakhudzidwa ndi phokoso, pomwe pampu ya giya ndi pampu ya pistoni zimakhala ndi mbiri ya phokoso yokwera pang'onopang'ono chifukwa cha maukonde ndi njira zokhudzira. Mbiri ya phokoso ndi tsatanetsatane wa kapangidwe kake kogwirizana ndi malo ogwiritsira ntchito.

Kupanikizika Kogwira Ntchito: Pistoni Mpaka 700+ Bar

Kuthamanga kwa ntchito ndi komwe kumayimira mphamvu ya kuthamanga kwa makina a hydraulic system, pomwe pampu ya pistoni imapeza kuthamanga kwakukulu pakati pa mitundu itatu ya mapampu. Kuthamanga kwa ntchito kumayendetsedwa ndi geometry yosungira kuthamanga, ndipo geometry iliyonse imathandizira kuthamanga kwakukulu kosiyana.

Pampu ya pistoni imakhala ndi mphamvu yogwira ntchito kwambiri (nthawi zambiri mpaka 350-450 bar, ndi ma pistoni apamafakitale okwana 700+ bar) chifukwa cha mawonekedwe a silinda yotsekedwa. Chisindikizo cha pistoni ndi port plate ndi njira zokhazo zosungira mphamvu, ndi silinda yopangidwa molondola komanso pistoni yogwiritsidwa ntchito kwambiri. Kupanikizika kwakukulu ndi komwe kumafunikira kuti pakhale mphamvu yogwira ntchito kwambiri.

Pampu ya vane imakhala ndi mphamvu yogwira ntchito yapakatikati (nthawi zambiri mpaka 175-210 bar ya mapampu a vane opanikizika kwambiri monga mndandanda wa Denison T6/T7) chifukwa cha nsonga ya vane ndi mawonekedwe a cam ring. Nsonga ya vane ndiyo njira yayikulu yochepetsera kupanikizika, yokhala ndi nsonga ya vane yokhazikika komanso cam ring yolondola. Kupanikizika kwapakati ndi komwe kumafunikira kuti pakhale kupanikizika kwapakati.

Pampu ya giya imapeza mphamvu yogwira ntchito yotsika kwambiri (nthawi zambiri mpaka 100-175 bar, ndi mapompo a giya othamanga kwambiri mpaka 250 bar) chifukwa cha mphamvu yogwira giya ndi dzino. Mzere wolumikizira giya ndi dzino ndiye njira yayikulu yochepetsera mphamvu, yokhala ndi mphamvu yogwira giya komanso mphamvu yogwira ntchito yotsika. Kuthamanga kotsika kwa ntchito ndiye kapangidwe kake ka ntchito yotsika.

Kusanthula Mtengo wa Moyo Wonse: Kuzungulira kwa Ntchito Kumasankha

Kusanthula mtengo wa moyo wonse ndi njira yodziwira kapangidwe kake ka makina ogwiritsira ntchito pompu. Kudalirika kwa makina a mafakitale ndi miyezo yolosera za moyo wonse zimafalitsidwa kudzera mu miyezo ya chitetezo cha makina ya ISO 12100. Kusanja mtengo wa moyo wonse kumadalira nthawi yogwirira ntchito, ndipo nthawi iliyonse yogwirira ntchito imakonda mtundu wina wa pampu.

Pa ntchito zotsika mphamvu (pansi pa 175 bar) zokhala ndi nthawi yogwira ntchito mosalekeza, pampu ya giya nthawi zambiri imakhala ndi nthawi yotsika kwambiri yogwira ntchito nthawi zonse. Mtengo woyambira wotsika umakwaniritsa mtengo wokwera wa mphamvu komanso nthawi yocheperako yosamalira, ndipo nthawi zambiri mtengo wa moyo wonse ndi 15-25% wocheperako kuposa pampu ya vane pa nthawi yogwira ntchito yomweyi.

Pa ntchito zogwiritsa ntchito mphamvu yapakati (175-210 bar) ndi ntchito yopitilira, pampu ya vane nthawi zambiri imakhala ndi mtengo wotsika kwambiri wa moyo wonse. Kugwiritsa ntchito bwino kwa volumetric kumawonjezera mtengo woyambira, ndipo mtengo wa moyo wonse nthawi zambiri ndi 10-20% wocheperako kuposa pampu ya pistoni pa ntchito yofanana.

Pakugwiritsa ntchito mphamvu yamagetsi (yoposa 210 bar) yokhala ndi mphamvu yamagetsi yosalekeza, pampu ya pistoni nthawi zambiri imakhala ndi mtengo wotsika kwambiri wa moyo wonse. Mphamvu yamagetsi yamagetsi yapamwamba kwambiri imachotsa mtengo wapamwamba kwambiri woyambira, ndipo mtengo wa moyo wonse nthawi zambiri umakhala wotsika ndi 20-30% kuposa pampu ya vane pa ntchito yomweyi pa mphamvu yamagetsi.

Kuyerekeza kwa Nthawi Yokonza: Maola 5,000 mpaka 20,000

Nthawi yokonza ndi njira yokhazikitsira dongosolo la moyo wonse wa pampu, ndipo mtundu uliwonse wa pampu umafuna nthawi yokonza yosiyana. Kusanja nthawi yokonza kumayendetsedwa ndi njira yokankhira, ndipo njira iliyonse imapanga kuchuluka kosiyana kwa kukanda.

Pampu ya vane nthawi zambiri imafuna kusintha kwa vane pa maola 5,000-10,000, ndipo nsonga ya vane ndiyo chinthu chachikulu chomwe chimawonongeka. Kusintha kwa vane ndi chochitika chokonza kapangidwe kake, pomwe kusintha kumafuna kusokoneza pampu ndikusinthira malo a vane. Mtengo wosinthira vane nthawi zambiri umakhala 20-35% ya mtengo watsopano wa pampu.

Pampu ya giya nthawi zambiri imafuna kusintha ma bearing pa maola 8,000-15,000, ndipo bearing ndiyo gawo lalikulu lowonongeka. Kusintha ma bearing ndi chochitika chokonza kapangidwe kake, pomwe kusintha kumafuna kusokoneza pampu ndikusintha ma bearing set. Mtengo wosintha ma bearing nthawi zambiri umakhala 15-25% ya mtengo watsopano wa pampu.

Pampu ya pistoni nthawi zambiri imafuna ntchito ya pistoni ndi silinda block pa maola 10,000-20,000, ndipo chisindikizo cha pistoni ndi chibowo cha silinda ndizo zinthu zazikulu zomwe zimawonongeka. Ntchito ya pistoni ndi chochitika chokonza kapangidwe kake, ndipo ntchitoyo imafuna kuchotsedwa kwa pampu ndi kusinthidwa kwa pistoni/silinda. Mtengo wa ntchito ya pistoni nthawi zambiri umakhala 25-40% ya mtengo wa pampu yatsopano.

Maphunziro Atatu a Pulogalamu ya OEM ndi Kusankha Kwawo Pampu

Maphunziro atatu a pulogalamu ya OEM akuwonetsa momwe kusankha mtundu wa pampu kutengera kusinthana kwa magawo anayi kumaperekera magwiridwe antchito a dongosolo komanso kukhathamiritsa mtengo kwa moyo wonse.

Chitsanzo 1: Wopanga makina osindikizira aku Italy, bajeti ya phokoso la pampu ya giya yadutsa, kusankha kwa pampu ya vane. Mafotokozedwe oyamba: pampu ya giya yosindikizira yomwe imakhudzidwa ndi phokoso. Zotsatira: 78-82 dB(A), yopitilira 72 dB(A) spec. Kukonza: pampu ya vane ya Denison T6/T7. Zotsatira: 62-68 dB(A), spec ya msonkhano. Phunziro: mbiri ya phokoso ndi spec ya kapangidwe ka ntchito yogwirira ntchito.

Mlandu 2: Makina opangira jakisoni ku Brazil OEM, pampu ya pistoni yopangidwa ndi overspec, pampu ya vane yokhala ndi dongosolo la servo. Mafotokozedwe oyambirira: pampu ya pistoni ya makina opangira jakisoni. Zotsatira: mtengo woyambira wokwera, palibe phindu logwira ntchito bwino. Kukonza: pampu ya vane yokhala ndi dongosolo la servo kuti isunge mphamvu. Zotsatira: Kuchepetsa mphamvu ndi 30-50% pamtengo wotsika. Phunziro: pampu ya pistoni ndi mafotokozedwe a kapangidwe kake kokha pakugwiritsa ntchito mphamvu yamphamvu.

Mlandu 3: Dongosolo lankhondo la ku Norway, pampu ya pistoni ya dera lopanikizika kwambiri, mtengo wokhazikika wa moyo wonse. Mafotokozedwe oyamba: pampu ya vane ya dongosolo la hydraulic la nyanja pa 280 bar. Zotsatira: pampu ya vane singathe kufika pa 280 bar. Kukonza: pampu ya pistoni ya dera lopanikizika kwambiri. Zotsatira: Kuchepetsa mtengo wa moyo wonse wa 25-30% pa kuthamanga kwambiri. Phunziro: pampu ya pistoni ndi mafotokozedwe a kapangidwe kake ka ntchito yopanikizika kwambiri.

Ulusi wofanana pa mapulogalamu atatuwa: kusankha mtundu wa pampu kutengera kusinthana kwa magawo anayi ndi kapangidwe kake ka magwiridwe antchito a dongosololi komanso mtengo wa moyo wonse. Mapulogalamu omwe amatchula mtundu wa pampu kutengera kusinthana amalandira dongosolo lomwe likugwirizana ndi zofunikira pakugwiritsa ntchito.

Kupeza Mapampu a Hydraulic Kuchokera ku Vicks Hydraulic

Kwa opanga makina opangira ma hydraulic omwe akugula mapampu kuchokera ku Vicks Hydraulic, zokambirana zogula ziyenera kukhudza zinthu zisanu ndi chimodzi musanamalize kusankha pampu.

1. Kupanikizika kogwira ntchito: kuthamanga kwakukulu kogwira ntchito ndi kuthamanga kosalekeza kogwira ntchito, komwe kumatsimikiza mtundu wa pampu (giya, vane, kapena pisitoni).
2. Kuchuluka kwa madzi: kuchuluka kwa madzi komwe kumafunika komanso kusiyana kwa madzi, zomwe zimatsimikiza kusuntha ndi kukula kwa pampu.
3. Mafotokozedwe a phokoso: malire a phokoso pamalo oyika, omwe amasankha mtundu wa pampu ya mapulogalamu omwe amakhudzidwa ndi phokoso.
4. Kuzungulira kwa ntchito: mbiri ya kuzungulira kwa ntchito (yosalekeza, yosasinthasintha, pachimake), yomwe imatsimikiza kuwerengera mtengo wa moyo wonse.
5. Kufotokozera za madzimadzi: mtundu wa madzimadzi a hydraulic ndi kukhuthala kwake, zomwe zimatsimikiza kugwirizana kwa pampu ndi kugwira ntchito bwino.
6. Chofunikira pa satifiketi: chofunikira pa satifiketi ya ntchito (CCS, DNV, ABS, BV, LR ya zapamadzi; CE ya mafakitale), chomwe chimasankha zikalata za satifiketi.

TheVicks yonse yogulitsa zinthu zopoperachimakwirira kusankha kwa vane/giya/pistoni.Mapampu a Denison T6/T7 Series Vanendi banja la vane lokhala ndi mphamvu yothamanga kwambiri.Pemphani mtengo wosankha pampundi kukakamizidwa ndi kufunikira kwa kayendedwe ka madzi.

Mafunso Ofunsidwa Kawirikawiri