Phakathi nenqubo yokuthuthukiswa komkhiqizo, umnyango wokucwaninga nokuthuthukiswa kobuchwepheshe wathola ukuthi i-rotor inesimo sokudlidliza esisobala kakhulu lapho ifinyelela kuma-revolutions angu-100,000. Le nkinga ayithinti nje kuphela ukuzinza kokusebenza komkhiqizo, kodwa ingase ibe usongo empilweni yesevisi nokuphepha kwezinto zokusebenza. Ukuze sihlaziye ngokujulile umsuka wenkinga futhi sifune izixazululo ezisebenzayo, siwuhlele ngenkuthalo lo mhlangano wengxoxo yezobuchwepheshe ukuze sifunde futhi sihlaziye izizathu.
1. Ukuhlaziywa kwezici ze-rotor vibration
1.1 Ukungalingani kwe-rotor ngokwayo
Phakathi nenqubo yokukhiqiza ye-rotor, ngenxa yokusatshalaliswa kwezinto ezingalingani, amaphutha wokunemba kwemishini nezinye izizathu, isikhungo sayo sobuningi singase singahambelani nesikhungo sokujikeleza. Uma uzungeza ngesivinini esikhulu, lokhu kungalingani kuzokhiqiza amandla e-centrifugal, okuzodala ukudlidliza. Ngisho noma ukudlidliza kungabonakali ngesivinini esiphansi, njengoba ijubane likhuphuka lifinyelele kuma-revolution angu-100,000, ukungalingani okuncane kuzokhuliswa, kubangele ukudlidliza kuqine.
1.2 Ukusebenza nokufaka
Ukukhetha okungalungile kohlobo lwe-bearing: Izinhlobo ezahlukene zama-bearings zinamandla ahlukene okuthwala, imikhawulo yesivinini kanye nezici zokudambisa. Uma i-bearing ekhethiwe ingakwazi ukuhlangabezana nezidingo zokusebenza zejubane eliphezulu nokunemba okuphezulu kwe-rotor kuma-revolutions angu-100,000, njengama-ball bearings, ukudlidliza kungase kwenzeke ngesivinini esikhulu ngenxa yokungqubuzana, ukushisa nokugqoka phakathi kwebhola nomjaho.
Ukunemba okunganele kokufakwa kwe-axial: Uma ukuchezuka kwe-coaxiality nokuma kwebheyili kukukhulu ngesikhathi sokufakwa, i-rotor izobhekana namandla engeziwe e-radial kanye ne-axial ngesikhathi sokuzungezisa, ngaleyo ndlela ibangele ukudlidliza. Ngaphezu kwalokho, ukulayishwa kwangaphambili kwe-athomu okungalungile kuzophinde kuthinte ukuzinza kwayo kokusebenza. Ukulayisha kuqala ngokweqile noma okunganele kungase kubangele izinkinga zokudlidliza.
1.3 Ukuqina nokuzwakala kwesistimu ye-shaft
Ukuqina okunganele kwesistimu ye-shaft: Izinto ezifana nempahla, ububanzi, ubude be-shaft, kanye nokuhlelwa kwezingxenye ezixhunywe ku-shaft kuzothinta ukuqina kwesistimu ye-shaft. Uma ukuqina kwesistimu ye-shaft kungalungile, i-shaft ijwayele ukugoba kanye nokuguqulwa ngaphansi kwamandla we-centrifugal okukhiqizwa ukujikeleza kwe-rotor ngesivinini esikhulu, okubuye kubangele ukudlidliza. Ikakhulukazi lapho usondela imvamisa yemvelo yesistimu ye-shaft, i-resonance ijwayele ukwenzeka, okwenza ukudlidliza kwande kakhulu.
Inkinga ye-resonance: Isistimu ye-rotor inemvamisa yayo yemvelo. Lapho isivinini se-rotor siseduze noma silingana nemvamisa yayo yemvelo, i-resonance izokwenzeka. Ngaphansi kokusebenza kwesivinini esiphezulu se-100,000 rpm, ngisho nokuvusa okuncane kwangaphandle, okufana namandla angalingani, ukuphazamiseka kokugeleza komoya, njll., uma kuqhathaniswa nemvamisa yemvelo yesistimu ye-shaft, kungabangela ukudlidliza kwe-resonant enamandla.
1.4 Izici zemvelo
Ukushintsha kwezinga lokushisa: Ngesikhathi sokusebenza ngesivinini esiphezulu kwe-rotor, izinga lokushisa lesistimu lizokhuphuka ngenxa yokukhiqiza ukushisa okungqubuzanayo nezinye izizathu. Uma ama-coefficients wokunweba okushisayo wezingxenye ezifana ne-shaft kanye ne-bearing ehlukile, noma izimo zokushisa ukushisa ziphansi, imvume yokulingana phakathi kwezingxenye izoshintsha, ibangele ukudlidliza. Ngaphezu kwalokho, ukushintshashintsha kwezinga lokushisa le-ambient kungase futhi kuthinte uhlelo lwe-rotor. Isibonelo, endaweni yokushisa ephansi, i-viscosity yamafutha okugcoba iyanda, okungase kuthinte umphumela wokugcoba we-bearing futhi kubangele ukudlidliza.
2. Izinhlelo zokuthuthukisa kanye nezindlela zobuchwepheshe
2.1 Ukwenziwa ngcono kwebhalansi ye-rotor
Sebenzisa okokusebenza kokulinganisa okunembayo okuphezulu ukuze wenze ukulungiswa kwebhalansi okuguquguqukayo ku-rotor. Okokuqala, yenza ukuhlolwa kokulinganisa okuguquguqukayo kokuqala ngesivinini esiphansi ukuze ulinganise ukungalingani kwe-rotor nesigaba sayo, bese unciphisa kancane kancane ukungalingani ngokungeza noma ukususa ama-counterweights ezindaweni ezithile ku-rotor. Ngemva kokuqeda ukulungiswa kokuqala, i-rotor iphakanyiselwa ngesivinini esiphezulu se-100,000 revolutions yokulungiswa okuhle kokulinganisa okuguquguqukayo ukuze kuqinisekiswe ukuthi ukungalingani kwe-rotor kulawulwa ngaphakathi kwebanga elincane kakhulu ngesikhathi sokusebenza ngesivinini esiphezulu, ngaleyo ndlela kunciphisa ngokuphumelelayo ukudlidliza okubangelwa ukungalingani.
2.2 Ukukhethwa Kokuthuthukisa kanye Nokufakwa Okunembayo
Phinda uhlole ukukhethwa kokuthwala: Kuhlanganiswe nesivinini se-rotor, umthwalo, izinga lokushisa lokusebenza nezinye izimo zokusebenza, khetha izinhlobo zokuthwala ezifaneleka kakhulu ekusebenzeni kwesivinini esikhulu, njengama-ceramic ball bearings, anezinzuzo zesisindo esincane, ubunzima obuphezulu. , i-coefficient ephansi yokungqubuzana, nokumelana nezinga lokushisa eliphezulu. Anganikeza ukuzinza okungcono kanye namazinga aphansi okudlidliza ngesivinini esikhulu sama-revolution angu-100,000. Ngesikhathi esifanayo, cabanga ukusebenzisa ama-bearings anezici ezinhle zokudambisa ukuze umunce ngempumelelo futhi ucindezele ukudlidliza.
Thuthukisa ukunemba kokufakwa kwe-bearing: Sebenzisa ubuchwepheshe bokufaka obuthuthukisiwe kanye namathuluzi okufaka anembe kakhulu ukuze ulawule ngokuqinile amaphutha e-coaxiality kanye nokuma phakathi nokufakwa kokuthwala ngaphakathi kwebanga elincane kakhulu. Isibonelo, sebenzisa ithuluzi lokulinganisa i-laser coaxiality ukuze ugade futhi ulungise inqubo yokufaka i-bearing ngesikhathi sangempela ukuze uqinisekise ukunemba okufanayo phakathi kwe-shaft ne-bearing. Ngokuphathelene nokulayisha kuqala okuthwalayo, ngokohlobo nezimo ezithile zokusebenza zebhodi, nquma inani elifanele lokulayisha kusengaphambili ngokubala okunembile nokuhlola, futhi usebenzise idivayisi ekhethekile yokulayisha kuqala ukuze usebenzise futhi ulungise ukulayisha kuqala ukuze uqinisekise ukuzinza kwe-bheri ngesikhathi esiphezulu. -ukusebenza ngesivinini.
2.3 Ukuqinisa ukuqina kwesistimu ye-shaft nokugwema ukukhala
Ukwenza ngcono ukwakheka kwe-shaft system: Ngokuhlaziya izinto ezinomkhawulo kanye nezinye izindlela, ukwakheka kwe-shaft kwenziwa kahle futhi kuklanywe, futhi ukuqina kwesistimu ye-shaft kuyathuthukiswa ngokwandisa ububanzi bomgodi, kusetshenziswa izinto eziqinile noma ukushintsha ingxenye ephambanayo. ukuma kwe-shaft, ukuze kuncishiswe ukuguquguquka kwe-shaft ngesikhathi sokujikeleza kwesivinini esikhulu. Ngesikhathi esifanayo, ukuhlelwa kwezingxenye ku-shaft kulungiswa ngokunengqondo ukuze kuncishiswe isakhiwo se-cantilever ukuze amandla esistimu ye-shaft afane kakhulu.
Ukulungisa nokugwema imvamisa ye-resonance: Bala ngokunembile imvamisa yemvelo yesistimu ye-shaft, futhi ulungise imvamisa yemvelo yesistimu ye-shaft ngokushintsha imingcele yesakhiwo sohlelo lwe-shaft, njengobude, ububanzi, i-elastic modulus yento, njll. , noma ukwengeza ama-dampers, ama-shock absorbers namanye amadivaysi kusistimu ye-shaft ukuyigcina ikude nesivinini sokusebenza se-rotor (100,000 rpm) ukugwema ukwenzeka ye-resonance. Esigabeni sokuklama umkhiqizo, ubuchwepheshe bokuhlaziya i-modal bungaphinda busetshenziswe ukubikezela izinkinga ezingaba khona ze-resonance kanye nokuthuthukisa umklamo kusenesikhathi.
2.4 Ukulawulwa kwemvelo
Ukulawula izinga lokushisa nokulawula okushisayo: Dizayina isistimu yokukhipha ukushisa enengqondo, njengokwengeza amasinki okushisa, usebenzisa ukupholisa komoya okuphoqelekile noma ukupholisa uketshezi, ukuze kuqinisekiswe ukuzinza kwezinga lokushisa kwesistimu ye-rotor phakathi nokusebenza ngesivinini esikhulu. Bala ngokunembile futhi unxephezele ngokunwetshwa okushisayo kwezingxenye ezibalulekile ezifana namashafti nama-bearings, njengokusebenzisa izikhala ezigodliwe zokunweba ezishisayo noma ukusebenzisa izinto ezinama-coefficients afanayo okwandisa okushisayo, ukuze uqinisekise ukuthi ukunemba okufanayo phakathi kwezingxenye akuthintwa lapho izinga lokushisa lishintsha. Ngesikhathi esifanayo, ngesikhathi sokusebenza kwemishini, qapha ukushintsha kwezinga lokushisa ngesikhathi sangempela, futhi ulungise amandla okushisa okushisa ngesikhathi ngokusebenzisa uhlelo lokulawula izinga lokushisa ukuze kugcinwe ukuzinza kwezinga lokushisa kwesistimu.
3. Isifinyezo
Abacwaningi be-Hangzhou Magnet Power Technology Co., Ltd. benze ukuhlaziya okuphelele nokujulile kwezinto ezithinta ukudlidliza kwe-rotor futhi bahlonza izici ezibalulekile zokungalingani kwe-rotor ngokwayo, ukusebenza kahle nokufakwa, ukuqina kwe-shaft kanye nokuzwakala, izici zemvelo kanye i-work medium. Ukuphendula lezi zici, kwahlongozwa uchungechunge lwezinhlelo zokuthuthukisa futhi kwachazwa izindlela zobuchwepheshe ezihambisanayo. Ocwaningweni nasekuthuthukisweni okulandelayo, abasebenzi be-R&D bazosebenzisa lezi zinhlelo kancane kancane, baqaphe eduze ukudlidliza kwe-rotor, futhi bathuthukise futhi balungise ngokuya ngemiphumela yangempela ukuze baqinisekise ukuthi i-rotor ingasebenza ngokuzinza nangokuthembekile ngesikhathi sokusebenza ngesivinini esikhulu. , enikeza isiqinisekiso esiqinile sokuthuthukiswa kokusebenza kanye nokuqanjwa kabusha kwezobuchwepheshe kwemikhiqizo yenkampani. Le ngxoxo yobuchwepheshe ayibonisi nje kuphela umoya wabasebenzi be-R&D wokunqoba ubunzima, kodwa futhi ikhombisa ukugcizelela kwenkampani kwikhwalithi yomkhiqizo. I-Hangzhou Magnet Power Technology Co., Ltd. izibophezele ekunikezeni ikhasimende ngalinye ngekhwalithi ephezulu, amanani angcono kanye nemikhiqizo yekhwalithi engcono, ithuthukisa kuphela imikhiqizo elungele amakhasimende nokudala izixazululo ezichwepheshile zokuthintwa okukodwa!
Isikhathi sokuthumela: Nov-22-2024
