Nekuenderera mberi kwekusimudzira uye kufambira mberi kweiyo hydraulic tekinoroji, minda yayo yekushandisa iri kuramba ichiwedzera.Iyo hydraulic system inoshandiswa kupedzisa kutapurirana uye kutonga mabasa iri kuramba ichiwedzera kuoma, uye zvinodiwa zvepamusoro zvinoiswa kumberi kune yayo shanduko uye maitiro akasiyana.Zvese izvi zvakaunza zvimwe chaizvo uye zvakadzika zvinodiwa pakugadzira nekugadzirwa kweazvino hydraulic masisitimu.Zviri kure nekukwanisa kuzadzisa zvinodiwa pamusoro chete nekushandisa tsika yechinyakare kupedzisa yakafanotemerwa chiito kutenderera kweiyo actuator uye kusangana neiyo static kuita zvinodiwa zvehurongwa.
Naizvozvo, kune vaongorori vari kuita dhizaini yemazuva ano hydraulic masisitimu, zvinonyanya kukosha kuti udzidze maitiro ane simba eiyo hydraulic transmission uye control masisitimu, kunzwisisa uye kugona maitiro ane simba uye parameter shanduko mukushanda kweiyo hydraulic system, kuitira kuti wedzera kuvandudza uye kukwana iyo hydraulic system..
1. Mhedzisiro yemaitiro ane simba eiyo hydraulic system
Hunhu hune simba hweiyo hydraulic system ndiwo chaiwo hunhu hunoratidzwa neiyo hydraulic system panguva yekurasikirwa kwayo yepakutanga mamiriro uye kusvika kune itsva equilibrium state.Uyezve, pane zvikonzero zviviri zvakakosha zvekuputsa mamiriro ekutanga ekuenzanisa kwe hydraulic system uye kukonzera maitiro ayo ane simba: imwe inokonzerwa nekushandurwa kwemaitiro ekufambisa kana hurongwa hwekutonga;imwe yacho inokonzerwa nekupindira kwekunze.Muchiitiko ichi chine simba, imwe neimwe yeparameter inoshanduka mu hydraulic system inoshanduka nenguva, uye kushanda kweiyi shanduko yekushandura kunogadzirisa hutano hwehutsika hwemaitiro ehurongwa.
2. Nzira yekutsvakurudza ye hydraulic dynamic features
Nzira huru dzekufunda maitiro ane simba eiyo hydraulic masisitimu ibasa rekuongorora nzira, simulation nzira, yekuyedza nzira yekutsvagisa uye yedhijitari simulation nzira.
2.1 Basa rekuongorora nzira
Transfer function analysis inzira yekutsvagisa yakavakirwa padzidziso yechinyakare.Kuongorora maitiro emagetsi e hydraulic masisitimu ane classical control theory anowanzo kuganhurwa kune imwechete-inopinza uye imwechete-inobuda mutsara masisitimu.Kazhinji, iyo masvomhu modhi yehurongwa inotangwa kutanga, uye chimiro chayo chekuwedzera chinonyorwa, uyezve Laplace shanduko inoitwa, kuitira kuti Basa rekuchinjisa rehurongwa riwanikwe, uyezve basa rekufambisa rehurongwa rinoshandurwa kuita Bode. dhiyagiramu inomiririra iyo iri nyore kuongorora intuitively.Pakupedzisira, maitiro ekupindura anoongororwa kuburikidza nechikamu-frequency curve uye amplitude-frequency curve muBode diagram.Paunenge uchisangana nematambudziko asina mutsara, ayo asiri emutsetse zvinhu anowanzo kufuratirwa kana kurerutswa kuita mutsara system.Muchokwadi, ma hydraulic masisitimu anowanzo aine zvinhu zvakaoma zvisingaite, saka pane zvikanganiso zvakakura zvekuongorora pakuongorora maitiro ane simba eiyo hydraulic masisitimu nenzira iyi.Uye zvakare, iyo yekufambisa basa yekuongorora nzira inobata chinhu chekutsvagisa sebhokisi dema, inongotarisa pane yekupinza uye kubuda kwehurongwa, uye haikurukure mamiriro emukati echinhu chekutsvagisa.
Iyo state space yekuongorora nzira ndeyekunyora mathematical modhi yeiyo dynamic process ye hydraulic system iri pasi pechidzidzo seyenyika equation, inova yekutanga-odha yekusiyanisa equation system, inomiririra yekutanga-yakarongeka kubva kune yega yega shanduko muhydraulic. system.Basa rezvimwe zvakasiyana-siyana zvehurumende uye zvinyorwa zvekupinza;hukama uhwu hunoshanda hunogona kuve hwakatsetseka kana husina mutsara.Kunyora mufananidzo wemasvomhu weiyo dynamic process ye hydraulic system muchimiro cheequation yenyika, nzira inowanzoshandiswa ndeyekushandisa basa rekutamisa kuti ritore iyo state function equation, kana kushandisa iyo yepamusoro-order yekusiyanisa equation kutora iyo state equation, uye iyo power bond diagram inogona kushandiswawo kunyora state equation.Iyi nzira yekuongorora inoteerera kushanduka kwemukati kwegadziriro yakatsvakurudzwa, uye inogona kutarisana ne-multi-input uye matambudziko akawanda, iyo inovandudza zvikuru kukanganisa kwekutsvaga basa rekuongorora nzira.
Iyo nzira yekuongorora basa inosanganisira yekuchinjisa basa rekuongorora nzira uye mamiriro enzvimbo yekuongorora nzira ndiyo hwaro hwemasvomhu hwekuti vanhu vanzwisise uye vaongorore mukati mesimba hunhu hweiyo hydraulic system.Tsananguro yebasa nzira inoshandiswa pakuongorora, saka zvikanganiso zvekuongorora zvinongoitika, uye inowanzoshandiswa mukuongororwa kwemaitiro akareruka.
2.2 Simulation nzira
Munguva iyo tekinoroji yekombuta yaive isati yave yakakurumbira, kushandisa analog makomputa kana analogi maseketi kutevedzera uye kuongorora hunhu hwema hydraulic masisitimu yaivewo nzira inoshanda uye inoshanda yekutsvagisa.Komputa yeanalogi yakazvarwa pamberi pekombuta yedhijitari, uye musimboti wayo kudzidza maitiro eanalogi system zvichienderana nekufanana mutsanangudzo yemasvomhu yekuchinja kwemitemo yehuwandu hwakasiyana hwemuviri.Kuchinja kwaro kwemukati kunoramba kuchichinja kwevoltage, uye kushanda kweiyo kuchinjika kunoenderana nehukama hwekushanda hwakafanana hwemagetsi emagetsi, ikozvino, uye zvikamu zviri mudunhu.
Analogi makomputa akanyanya kukodzera kugadzirisa akajairwa mutsauko equation, saka anonziwo analog differential analyzers.Mazhinji emaitiro ane simba emasisitimu emuviri anosanganisira hydraulic masisitimu anoratidzwa muchimiro chesvomhu chekusiyanisa equation, saka makomputa eanalogi akanyatsokodzera tsvakiridzo yekufananidza yeane simba masisitimu.
Kana iyo nzira yekufananidza iri kushanda, zvikamu zvakasiyana-siyana zvekombuta zvakabatana zvinoenderana neiyo masvomhu modhi yehurongwa, uye kuverenga kunoitwa mukufanana.Izvo zvinobuda mavoltages ega ega computing component inomiririra zvinowirirana zvinosiyana muhurongwa.Zvakanakira hukama.Zvisinei, chinangwa chikuru cheiyi nzira yekuongorora ndeyokupa muenzaniso wemagetsi unogona kushandiswa pakutsvakurudza kwekuedza, panzvimbo yekuwana kuongororwa kwakarurama kwezvinetso zvemasvomhu, saka ine ngozi inouraya yekuderera kwekuverenga kuverenga;uyezve, dunhu rayo reanaroji rinowanzo kuomarara muchimiro, rinopesana neKugona kupindira nekunze kune hurombo hwakanyanya.
2.3 Nzira yekutsvakurudza yekuedza
Nzira yekutsvagisa yekuyedza inzira yakakosha yekutsvagisa yekuongorora maitiro eiyo hydraulic system, kunyanya kana pasina inoshanda yetioretical nzira yekutsvagisa senge dhijitari simulation munguva yakapfuura, inogona kuongororwa chete nekuedza nzira.Kuburikidza nekutsvakurudza kwekuedza, tinogona kunyatsonzwisisa uye kunyatsonzwisisa maitiro ane simba eiyo hydraulic system uye shanduko yezvipimo zvine hukama, asi kuongororwa kweiyo hydraulic system kuburikidza nemiedzo ine zvipingamupinyi zvenguva refu uye mutengo wakakwira.
Pamusoro pezvo, kune yakaoma hydraulic system, kunyangwe mainjiniya ane ruzivo haana chokwadi chakazara cheiyo chaiyo yemasvomhu modhi, saka hazvigoneke kuita ongororo chaiyo uye tsvagiridzo pamaitiro ayo ane simba.Kururama kwemuenzaniso wakavakwa kunogona kunyatsosimbiswa kuburikidza nenzira yekubatanidza nekuedza, uye mazano ekudzokorora anogona kupiwa kuti amise muenzaniso wakarurama;panguva imwecheteyo, mhedzisiro yezviviri inogona kufananidzwa nekufananidza uye ongororo yekuongorora pasi pemamiriro akafanana Analysis, kuve nechokwadi kuti zvikanganiso zvekufananidza uye kuedza zviri mukati meiyo controllable renji, kuitira kuti kutenderera kwekutsvaga kunogona kupfupikiswa uye mabhenefiti. inogona kuvandudzwa pahwaro hwekuona kushanda nesimba uye kunaka.Naizvozvo, nzira yemazuva ano yekutsvagisa yekuyedza inowanzoshandiswa senzira inodiwa yekuenzanisa nekuona nhamba yekunyepedzera kana imwe dzidziso yekutsvagisa mhedzisiro yeakakosha hydraulic system dynamic maitiro.
2.4 Digital simulation nzira
Kufambira mberi kwechizvino-zvino chekutonga dzidziso uye kuvandudza tekinoroji yekombuta kwaunza nzira nyowani yekudzidza hydraulic system dynamic maitiro, kureva, digital simulation nzira.Nenzira iyi, masvomhu emhando ye hydraulic system process inotangwa, uye inoratidzwa neiyo state equation, uye ipapo iyo nguva-domain mhinduro yeimwe neimwe shanduko huru yehurongwa musimba rekuita rinowanikwa pakombuta.
Iyo digital simulation nzira yakakodzera kune ese ari maviri mutsara masisitimu uye asina mutsara masisitimu.Inogona kutevedzera shanduko yezvirongwa zvehurongwa pasi pechiito chechero basa rekuisa, uye wozowana yakananga uye yakazara kunzwisisa kweiyo dynamic process ye hydraulic system.Kushanda kwesimba re hydraulic system inogona kufanotaurwa padanho rekutanga, kuitira kuti mhedzisiro yekugadzira inogona kufananidzwa, yakasimbiswa uye yakagadziridzwa munguva, iyo inogona kunyatso kuvimbisa kuti yakagadzirwa hydraulic system ine basa rakanaka rekushanda uye kuvimbika kwakanyanya.Zvichienzaniswa nedzimwe nzira uye nzira dzekudzidza hydraulic dynamic performance, digital simulation tekinoroji ine zvakanakira nekurongeka, kuvimbika, kuchinjika kwakasimba, kutenderera kupfupi uye kuchengetedza kwehupfumi.Naizvozvo, iyo yedhijitari simulation nzira yakashandiswa zvakanyanya mumunda we hydraulic dynamic performance research.
3. Kuvandudza kutungamira kwekutsvaga nzira dze hydraulic dynamic maitiro
Kuburikidza nekuongorora kwe theoretical yedhijitari simulation nzira, yakasanganiswa neyekutsvagisa nzira yekuenzanisa uye yekuona mhedzisiro yekuyedza, yave nzira huru yekudzidza iyo hydraulic dynamic maitiro.Uyezve, nekuda kwehukuru hwedhijitari simulation tekinoroji, kuvandudzwa kwekutsvagisa pamusoro pe hydraulic dynamic hunhu ichave yakanyatsobatanidzwa nekuvandudzwa kwedhijitari simulation tekinoroji.Kudzidza kwakadzama kweiyo modelling theory uye ane hukama maalgorithms eiyo hydraulic system, uye kuvandudzwa kwehydraulic system simulation software iri nyore kutevedzera, kuitira kuti ma hydraulic technician ape simba rakawanda kutsvagurudzo yebasa rakakosha reiyo hydraulic system. kuvandudzwa kwemunda we hydraulic dynamic features research.imwe yenzira.
Mukuwedzera, mukuona kuoma kwekuumbwa kwemaitiro emazuva ano e hydraulic, mechanical, magetsi uye kunyange pneumatic nyaya dzinowanzobatanidzwa mukudzidza kwemaitiro avo ane simba.Zvinogona kuonekwa kuti kuongorora kwemasimba kweiyo hydraulic system dzimwe nguva kuongororwa kwakazara kwezvinetso zvakadai se electromechanical hydraulics.Naizvozvo, kuvandudzwa kweuniversal hydraulic simulation software, yakasanganiswa neayo mabhenefiti ekuenzanisa software munzvimbo dzakasiyana dzekutsvagisa, kuwana akawanda-dimensional akabatana simulation yehydraulic masisitimu yave nzira huru yekusimudzira yeazvino hydraulic dynamic maitiro ekutsvagisa nzira.
Nekuvandudzwa kwekuita zvinodiwa zvemazuva ano hydraulic system, iyo yechinyakare hydraulic system yekupedzisa yakafanotemerwa chiito kutenderera kweiyo actuator uye kusangana neiyo static kuita zvinodiwa zveiyo system haichakwanisa kuzadzisa zvinodiwa, saka zvakakosha kuti udzidze maitiro ane simba iyo hydraulic system.
Pahwaro hwekutsanangura kukosha kwekutsvagisa pamusoro pemaitiro ane simba eiyo hydraulic system, bepa rino rinosuma zvakadzama nzira ina huru dzekufunda maitiro ane simba eiyo hydraulic system, kusanganisira nzira yekuongorora basa, nzira yekufananidza, ongororo yekuyedza. nzira uye yedhijitari simulation nzira, uye zvakanakira nekuipira kwavo.Zvinotaridzwa kuti kugadzirwa kwe hydraulic system simulation software iri nyore kuenzanisira uye kuenzanisa kwekubatana kwe-multi-domain simulation software ndiyo nzira huru dzekuvandudza nzira yekutsvakurudza ye hydraulic dynamic character mune ramangwana.
Nguva yekutumira: Jan-17-2023