Ngentuthuko eqhubekayo kanye nenqubekela phambili ye-Hydraulic Technology, amasimu ayo wohlelo lokusebenza aya ngokuya andayo. Uhlelo lwe-hydraulic olusetshenziselwa ukuqeda imisebenzi yokudlulisela kanye nokulawula luya ngokuya lubumbana, futhi izidingo eziphakeme zifakwa phambili ngokuguquguquka kohlelo lwayo kanye nokwenza okuhlukahlukene. Zonke lezi zilethe izidingo eziqondile futhi ezijulile ekwakhiweni nasekukhiqizweni kwezinhlelo zesimanje ze-hydraulic. Kukude ukukwazi ukufeza izimfuneko ezingenhla kuphela ngokusebenzisa uhlelo lwendabuko ukuqedela umjikelezo wesenzo onqunyelwe ngaphambili we-actuator futhi uhlangabezane nezidingo zokusebenza kwe-static sohlelo.
Ngakho-ke, kubaphenyi ababandakanyeka ekwakheni izinhlelo zesimanje ze-hydraulic, kuyadingeka kakhulu ukutadisha izici eziguqukayo zokudlulisela kanye nezinhlelo zokulawula kanye noshintsho olusebenzayo kwinqubo yokusebenza yohlelo lwe-hydraulic, ukuze luqhubeke nokwenza ngcono uhlelo lwe-hydraulic. .
1. Umnyombo wezimpawu ezinamandla zohlelo lwe-hydraulic
Izici ezinamandla zohlelo lwe-hydraulic empeleni zibonisa izici ukuthi uhlelo lwe-hydraulic lubonisa ngesikhathi senqubo yokulahlekelwa isimo sayo sokuqala se-Equilibrium nokufinyelela isimo esisha se-Equilibrium. Ngaphezu kwalokho, kunezizathu ezimbili eziyinhloko zokwephula isimo sokuqala sohlelo lwe-hydraulic futhi kubangele inqubo yayo enamandla: eyodwa ibangelwa ukushintshwa kwenqubo yohlelo lokudlulisela noma lokulawula; elinye libangelwa ukuphazamiseka kwangaphandle. Kule nqubo eshukumisayo, ukuguquguquka kwepharamitha ngalinye ohlelweni lwe-hydraulic kuguquka ngokuhamba kwesikhathi, futhi ukusebenza kwale nqubo yokushintsha kunquma ikhwalithi yezimpawu ezinamandla zohlelo.
2. Indlela yocwaningo yezimpawu ezinamandla ze-hydraulic
Izindlela eziphambili zokutadisha izici ezinamandla ze-Hydraulic Systems ziyindlela yokuhlaziya umsebenzi, indlela yokulingisa, indlela yokucwaninga yokuhlola kanye nendlela ye-Digital
2.1 Indlela Yokuhlaziya Umsebenzi
Ukuhlaziywa komsebenzi wokudlulisa kuyindlela yocwaningo esekwe kwi-Classical Control theory. Ukuhlaziya izici ezinamandla zezinhlelo ze-hydraulic nge-classical control theory kuvame ukukhawulelwa ezinhlelweni zokufaka okukodwa kanye nokuphuma okukodwa. Ngokuvamile, imodeli yezibalo yohlelo isungulwa kuqala, futhi ifomu layo lezengezo libhaliwe, bese kufakwa i-Laplace Transform, ukuze umsebenzi wokudlulisa wohlelo utholiwe, bese umsebenzi wokudlulisa oguqulwa uguqulwe ube yi-Bode Diagram ukumelwa okulula ukuhlaziya ngendlela enembile. Ekugcineni, izici zokuphendula zihlaziywa nge-Curve-Frequency Curve kanye ne-Amplitude-Frequency Cardve emjovo weBode. Lapho uhlangabezana nezinkinga ezingangejwayelekile, izinto zalo ezingezona ezingezona zinganakwa noma zenziwe lula ngohlelo oluqondile. Eqinisweni, izinhlelo ze-Hydraulic zivame ukuba nezinto eziyinkimbinkimbi ezingafani, ngakho-ke kukhona amaphutha amakhulu okuhlaziya lapho ehlaziya izici ezinamandla zezinhlelo ze-hydraulic ngale ndlela. Ngaphezu kwalokho, indlela yokuhlaziya umsebenzi wokuhlaziya iphatha into yocwaningo njengebhokisi elimnyama, igxile kuphela kokufaka nokukhishwa kohlelo, futhi ayixoxi isimo sangaphakathi sento yocwaningo.
Indlela yokuhlaziywa kwesimo sombuso ukubhala imodeli yezibalo yenqubo enamandla yohlelo lwe-hydraulic ngaphansi kwesifundo se-hydraulic, okuyi-oda lokuqala le-equation, elimele i-oda lokuqala lokuguqulwa kwesimo ngasinye sohlelo lwe-hydraulic. Umsebenzi wokuhlukahluka kombuso okuningana nokuguquguqukayo kokufaka; Lobuhlobo obusebenzayo bungaba ulayini noma abangajwayelekile. Ukubhala imodeli yezibalo yenqubo enamandla yohlelo lwe-hydraulic ngendlela ye-equation yezwe, indlela esetshenziswa kakhulu ukusebenzisa i-equation yokudlulisela ukuthola i-equation yombuso, futhi umdwebo webhondi yamandla nawo ungasetshenziswa ukubhala ukujwayela i-equation yombuso. Le ndlela yokuhlaziya inaka izinguquko zangaphakathi zohlelo olucwaningwe, futhi ingabhekana nezinkinga zokufaka eziningi nezinhlobonhlobo, ezithuthukisa kakhulu ukushiyeka kwendlela yokuhlaziya umsebenzi wokudlulisa.
Indlela yokuhlaziya umsebenzi kufaka phakathi indlela yokuhlaziya umsebenzi wokudlulisa kanye nendlela yokuhlaziya isimo sombuso yisisekelo sezibalo ngabantu okufanele baqonde futhi bahlaziye izici zangaphakathi ezinamandla zohlelo lwe-hydraulic. Indlela yokuchaza isetshenziselwa ukuhlaziya, ngakho-ke amaphutha wokuhlaziya avela ngokungenakuphikiswa, futhi kuvame ukusetshenziswa ekuhlaziyweni kwezinhlelo ezilula.
2.2 Indlela yokulingisa
Esikhathini lapho ubuchwepheshe bekhompyutha bebengakathandwa, kusetshenziswa amakhompyutha we-analog noma amasekethe we-analog ukuze alingise futhi ahlaziye izici ezinamandla zezinhlelo ze-hydraulic nazo ziyindlela yocwaningo esebenzayo nesebenzayo. Ikhompyutha ye-analog yazalwa ngaphambi kwekhompyutha yedijithali, futhi izimiso zalo ukutadisha izici zohlelo lwe-analog ngokufana ngokufana kwencazelo eguqukayo yenani eliguqukayo lemithetho eshintshayo yemali eguqukayo yenani elihlukile lemithetho eshintshayo yemali eguqukayo yenani elihlukile lomzimba. Ukuhlukahluka kwalo kwangaphakathi kuguquguquka ngokuqhubekayo okuguquguqukayo, futhi ukusebenza kokuguquguqukayo kususelwa ebudlelwaneni bokusebenza obufanayo bezimpawu zikagesi zamandla kagesi, zamanje, kanye nezinto esifundeni.
Amakhompyutha we-Analog alungele ukuxazulula izibalo ezihlukile ezihlukile, ngakho-ke zibizwa nangokubizwa ngokuthihlaziyi ngokuhlukile kwe-analog. Iningi lezinqubo ezinamandla zezinhlelo zomzimba kufaka phakathi izinhlelo ze-hydraulic zivezwa ngendlela yezibalo zezibalo ezihlukile, ngakho-ke amakhompyutha we-analog alungele kakhulu ucwaningo lwezinhlelo ezinamandla.
Lapho indlela yokulingisa isebenza, izakhi ezahlukahlukene zekhompyutha zixhunyaniswa ngokuya ngemodeli yezibalo yohlelo, kanye nezibalo zenziwa ngokufana. Ukukhishwa kwama-voltages we-computer ngayinye kubonisa okuguquguqukayo okuhambelana ohlelweni. Izinzuzo zobudlelwano. Kodwa-ke, inhloso esemqoka yale ndlela yokuhlaziya ukuhlinzeka ngemodeli ye-elekthronikhi engasetshenziselwa ukucwaninga okuhlola, kunokuba ithole ukuhlaziya okunembile kwezinkinga zezibalo, ngakho-ke inokungabi nabikwa okubulalayo kokunemba kokubala okuphansi; Ngaphezu kwalokho, umjikelezo wayo we-analog uvame ukuba yinkimbinkimbi ngesakhiwo, amelana nekhono lokuphazamisa umhlaba wangaphandle ampofu kakhulu.
2.3 Indlela yokucwaninga yokuhlola
Indlela yokucwaninga yokuhlola yindlela yokucwaninga ebaluleke kakhulu yokuhlaziya izici ezinamandla zohlelo lwe-hydraulic, ikakhulukazi uma kungekho ndlela esebenzayo yokucwaninga kwethiyori efana nokulingiswa kwedijithali esikhathini esedlule, kungahlaziywa kuphela ngezindlela zokuhlola. Ngokucwaninga kokuhlola, singaziqonda kahle futhi siqonde ngempela izici ezinamandla zohlelo lwe-hydraulic kanye nezinguquko zamapharamitha ahlobene, kepha ukuhlaziywa kohlelo lwe-hydraulic ngokusebenzisa izivivinyo zesikhathi eside nezindleko eziphakeme.
Ngaphezu kwalokho, ngohlelo oluyinkimbinkimbi lwe-hydraulic, ngisho nonjiniyela abanolwazi abaqiniseki ngokugcwele ngemodeli yayo enembile yezibalo, ngakho-ke akunakwenzeka ukwenza ukuhlaziya okulungile nocwaningo ngenqubo yalo enamandla. Ukunemba kwemodeli eyakhiwe kungaqinisekiswa ngempumelelo ngendlela yokuhlanganisa nokuhlolwa, kanye neziphakamiso zokubuyekezwa kunganikezwa ukusungula imodeli efanelekile; Ngasikhathi sinye, imiphumela yalezi ezimbili ingaqhathaniswa nocwaningo lokulingisa ngaphansi kwezimo ezihlangene, ukuqinisekisa ukuthi amaphutha okulingisa kanye nokuhlola kungathuthukiswa futhi nezinzuzo zingathuthukiswa ngesisekelo sokuqinisekisa ukusebenza kahle nekhwalithi. Ngakho-ke, indlela yanamuhla yokucwaninga ngokuhlola ivame ukusetshenziswa njengendlela edingekayo yokuqhathanisa nokuqinisekisa ukumbumbuluzwa kwamanani noma eminye imiphumela yokucwaninga kwe-theory yesistimu ebalulekile ye-hydraulic system.
2.4 Indlela yedijithali yokulingisa
Intuthuko yombono wokulawula wanamuhla kanye nokuthuthukiswa kobuchwepheshe bekhompyutha ilethe indlela entsha yokufunda izici zeHydraulic System Dynamic, okungukuthi, indlela yokulingisa yedijithali. Ngale ndlela, imodeli yezibalo yenqubo ye-Hydraulic System iyasungulwa kuqala, futhi ivezwe yi-State equation, bese kuba nesixazululo sesizinda sesikhathi sokuhlukahluka ngakunye sohlelo ngenqubo enamandla.
Indlela yokulingisa yedijithali ilungele zombili izinhlelo eziqondile nezinhlelo ezingezona ze-nonlinear. Ingalingisa izinguquko zamapharamitha wesistimu ngaphansi kwesenzo sanoma yimuphi umsebenzi wokufaka, bese uthola ukuqonda okuqondile nokuphelele kwenqubo enamandla yohlelo lwe-hydraulic. Ukusebenza okunamandla kohlelo lwe-hydraulic kungabikezelwa esigabeni sokuqala, ukuze imiphumela yokuklama ingaqhathaniswa, iqinisekiswe futhi yathuthukiswa ngesikhathi, esingenza ngempumelelo ukuthi uhlelo oluhle lwe-hydraulic lusebenza kahle nokuthembeka okuphezulu. Uma kuqhathaniswa nezinye izindlela nezindlela zokufunda ukusebenza kwe-Hydraulic Dynamic, ubuchwepheshe be-Digital Simulation bunezinzuzo zokunemba, ukuthembeka, ukuzivumelanisa nezimo eziqinile, umjikelezo omfushane kanye nokonga okunomnotho. Ngakho-ke, indlela yokulingisa yedijithali isetshenziswe kabanzi emkhakheni weHydraulic Dynamic Performance Research.
I-3. Ukuqondiswa kokuthuthukiswa kwezindlela zocwaningo zezimpawu ezinamandla ze-hydraulic
Ngokuhlaziywa kwe-theoretical kwendlela ye-digital sekulingisa, kuhlanganiswe nendlela yocwaningo yokuqhathanisa nokuqinisekisa imiphumela yokuhlola, sekuyindlela yokufunda ngokufunda izici ezinamandla ze-hydraulic. Ngaphezu kwalokho, ngenxa yokuphakama kobuchwepheshe be-digital Simulation Technology, ukuthuthukiswa kocwaningo ngezimpawu ezinamandla ze-hydraulic ezishukumisayo kuzohlanganiswa kakhulu nokuthuthukiswa kobuchwepheshe be-Digital Simulation Technology. Ukutadisha okujulile kwe-modery theory kanye nama-algorithms ahlobene nohlelo lwe-hydraulic, kanye nokuthuthukiswa kwe-hydraulic system simulation Simulation Simulation software okulula ukuyikhipha, ukuze ochwepheshe be-hydraulic bangachitha amandla amaningi ohlelweni lomsebenzi we-hydraulic ukuthuthukiswa kwezimpawu zocwaningo lwe-hydraulic. enye yezinkomba.
Ngaphezu kwalokho, ngokubheka ubulukhuni bokwakheka kwezinhlelo zesimanje ze-hydraulic, izindaba zemishini, zikagesi ngisho nezingqinamba ze-pneumatic zivame ukubandakanyeka esifundweni sezimpawu zazo ezinamandla. Kuyabonakala ukuthi ukuhlaziya okunamandla kohlelo lwe-hydraulic kwesinye isikhathi kuyindlela ephelele yokuhlaziywa kwezinkinga ezinjenge-electromachanical hydraulics. Ngakho-ke, ukuthuthukiswa kwe-Universal Hydraulic Simulation Software, kuhlanganiswe nezinzuzo ezifanele zesoftware yokulingisa emasimini ahlukene ocwaningo, ukufezekisa ukumbumbuluzwa okuhlanganayo okuhlanganayo kwezinhlelo ze-hydraulic sekuphenduke indlela ephambili ye-hydraulic developments.
Ngokwephuculwa kwezidingo zokusebenza kohlelo lwesimanje lwe-hydraulic, uhlelo lwendabuko lwe-hydraulic ukuqedela umjikelezo wesenzo onqunyelwe ngaphambili futhi uhlangabezana nezidingo zokusebenza kwe-static kohlelo ngeke kusakwazi ukubheka izidingo ezinamandla zohlelo lwe-hydraulic.
Ngokwesisekelo sokuchazela ngomongo ocwaningweni olushukumisayo lweHydraulic System, leli phepha lingenisa izindlela ezine eziphambili zokufunda izici ezinamandla zohlelo lwe-hydraulic, okubandakanya indlela yokuhlaziywa, kanye nendlela yokulingisa, kanye nezinzuzo zazo kanye nobunzima. Kukhonjwe ukuthi ukuthuthukiswa kwe-Hydraulic System Simulation Software okulula ukuyimodela kanye nokulingisa okuhlanganisiwe kwesoftware ye-Multi-Simulation Simulation kuyizikhombisi zokuthuthukisa eziphambili zendlela yocwaningo ye-Hydraulic izici ezishukumisayo ngokuzayo.
Isikhathi Seposi: Jan-17-2023