Bhenji rekuyera turbine reHydraulic turbine rine basa rakakosha mukuvandudzwa kwetekinoroji yemagetsi emvura. Ichi chishandiso chakakosha chekuvandudza mhando yezvigadzirwa zvemagetsi emvura uye kugadzirisa mashandiro emayuniti. Kugadzirwa kwemumhanyi chero upi zvake kunofanirwa kutanga kwagadzira mumhanyi wemuenzaniso uye kuyedza modhi nekutevedzera mamaira chaiwo enzvimbo yemagetsi emvura pamubhedha wekuyera michina yehydraulic ine musoro mukuru. Kana data rese rikasangana nezvinodiwa nevashandisi, mumhanyi anogona kugadzirwa zviri pamutemo. Naizvozvo, vamwe vagadziri vemidziyo yemagetsi ekunze vane mabhenji akawanda ekuyera misoro yemvura yakakwirira kuti vasangane nezvinodiwa zvemabasa akasiyana-siyana. Semuenzaniso, kambani yeNeyrpic yeFrance ine mabhenji mashanu emhando yepamusoro ekuyera; Hitachi naToshiba vane mabhenji mashanu ekuyera ane musoro wemvura unopfuura 50m. Zvichienderana nezvinodiwa zvekugadzira, sangano guru rekutsvagisa michina yemagetsi rakagadzira mubhedha wekuyera misoro yemvura yakakwirira une mabasa akazara uye kunyatsojeka, unogona kuita bvunzo dzemuenzaniso pamichina ye tubular, mixed flow, axial flow uye reversible hydraulic zvichiteerana, uye musoro wemvura unogona kusvika 150m. Bhenji rekuyera rinogona kuchinjika kumuenzaniso wekuyera mayuniti akamira neakatwasuka. Bhenji rekuyera rakagadzirwa nezvikamu zviviri A neB. Kana chiteshi A chichishanda, chiteshi B chinoiswa, izvo zvinogona kupfupisa kutenderera kwekuyera. A. B zvikamu zviviri zvinogovana seti imwe yesystem yekudzora magetsi uye system yekuyedza. Sisitimu yekudzora magetsi inotora PROFIBUS sepakati, NAIS fp10sh PLC semutongi mukuru, uye IPC (industrial control computer) inoita control centralized. Sisitimu iyi inoshandisa tekinoroji yefieldbus kuti iite advanced all digital control mode, iyo inovimbisa kuvimbika, kuchengetedzeka uye nyore kuchengetedza sisitimu. Iyi sisitimu yekuyedza yekudzora michina yekuchengetedza mvura ine automation yakakura muChina. Kuumbwa kwesisitimu yekudzora
Bhenji rekuyera musoro wemvura ine mota mbiri dzine simba re550KW uye kumhanya kwe250 ~ 1100r / min, izvo zvinokurumidzisa kufamba kwemvura mupombi kuenda kumamita emusoro wemvura anodiwa nemushandisi uye zvinoita kuti musoro wemvura urambe uchifamba zvakanaka. Maparamita emumhanyi anotariswa nedhinamometer. Simba remota redhinamometer i500kW, kumhanya kuri pakati pe300 ~ 2300r / min, uye pane dhinamometer imwe chete pazviteshi a neB. Nheyo yebhenji rekuyera michina yehydraulic ine musoro wepamusoro inoratidzwa muMufananidzo 1. Sisitimu iyi inoda kuti kururamisa kwekudzora mota kuve pasi pe0.5% uye MTBF inopfuura maawa 5000. Mushure mekutsvagisa kwakawanda, sisitimu yekudzora kumhanya yeDCS500 DC inogadzirwa nekambani * * * inosarudzwa. DCS500 inogona kugamuchira mirairo yekudzora nenzira mbiri. Imwe ndeyekugamuchira zviratidzo 4 ~ 20mA kuti isangane nezvinodiwa zvekumhanya; Chechipiri ndechekuwedzera PROFIBUS DP module kuti igamuchire mudhijitari kuti ienderane nezvinodiwa zvekumhanya. Nzira yekutanga ine kutonga kuri nyore uye mutengo wakaderera, asi ichakanganiswa mukutumira kwazvino uye ichakanganisa kurongeka kwekudzora; Kunyangwe nzira yechipiri ichidhura, inogona kuve nechokwadi chekuti data uye kurongeka kwekudzora kwakarurama mukuita kwekutumira. Nokudaro, sisitimu iyi inoshandisa DCS500 ina kudzora madhinamometer maviri nemamota maviri epombi yemvura zvakateerana. Sechiteshi chevaranda chePROFIBUS DP, zvishandiso zvina izvi zvinotaurirana nechiteshi chikuru chePLC mumodhi yemaster-slave. Iyo PLC inodzora kutanga / kumira kwedhinamometer nemota yepombi yemvura, inotumira kumhanya kwemota kuDCS500 kuburikidza nePROFIBUS DP, uye inowana mamiriro ekushanda kwemota nemaparamita kubva kuDCS500.
PLC inosarudza afp37911 module yakagadzirwa neNAIS Europe sechiteshi chikuru, chinotsigira mapuroteni eFMS neDP panguva imwe chete. Module iyi ndiyo chiteshi chikuru cheFMS, chinoita kuti pave nekukurukurirana kukuru kwemodhi huru neIPC uye system yekuwana data; Ndiyo zvakare DP master station, inoita kuti pave nekutaurirana kukuru nevaranda neDCS500.
Ma parameter ese e dynamometer achaunganidzwa uye acharatidzwa pachiratidziro kuburikidza neVXI Bus Technology (mamwe ma parameter achaunganidzwa nekambani yeVXI). IPC inobatanidza ne data acquisition system kuburikidza neFMS kuti ikwanise kutaurirana. Kuumbwa kwe system yese kunoratidzwa muMufananidzo 2.
1.1 fieldbus PROFIBUS chiyero chakagadzirwa nemakambani gumi nematatu nemasangano mashanu ekutsvagisa kwesainzi muchirongwa chekubatana. Chakanyorwa muEuropean standard en50170 uye ndeimwe yemazinga eindasitiri efieldbus anokurudzirwa muChina. Chinosanganisira mafomu anotevera:
·PROFIBUS FMS inogadzirisa mabasa ekutaurirana padanho reworkshop, inopa masevhisi akawanda ekutaurirana, uye inopedzisa mabasa ekutaurirana anotenderera uye asingatenderere nekufamba kwepakati. Profibus module yeNAIS inotsigira mwero wekutaurirana we1.2mbps uye haitsigire cyclic communication mode. Inogona kutaurirana chete nedzimwe FMS master stations nekushandisa MMA non cyclic data transmission master connection uye module haishande neFMS. Saka, haigone kushandisa imwe chete fomu yePROFIBUS mukugadzira chirongwa.
·PROFIBUS-DP Kubatana kwekukurukurirana kwakagadzirwa nekukurumidza uye kwakachipa kwakagadzirirwa kutaurirana pakati pe automatic control system uye chiyero chemidziyo chakaparadzaniswa I / O. Nekuti DP neFMS zvinoshandisa protocol imwechete yekutaurirana, zvinogona kugara pamwe chete muchikamu chimwe chete chenetwork. Pakati peNAIS ne, msaz non cyclic data transmission master-slave connection slave station haitauri zvakanyanya.
·PROFIBUS PA tekinoroji yakachengeteka yekutumira zvinhu yakagadzirirwa otomatiki yemaitiro inoita kuti nzira dzekutaurirana dzakatsanangurwa mu iec1158-2 pazviitiko zvine zvinodiwa zvekuchengetedza zvakanyanya uye nzvimbo dzinofambiswa nebhazi. Nzira yekutumira zvinhu inoshandiswa muhurongwa ndeye copper shielded twisted pair , protocol yekutaurirana ndeye RS485 uye mwero wekutaurirana ndeye 500kbps. Kushandiswa kwe industrial fieldbus kunopa vimbiso yekuchengetedza uye kuvimbika kwehurongwa.
1.2 Kombiyuta yekudzora maindasitiri yeIPC
Kombiyuta yepamusoro yekudzora maindasitiri inoshandisa Taiwan Advantech industrial control computer ichishandisa Windows NT4 0 workstation operating system WinCC industrial configuration software yekambani yeSiemens inoshandiswa kuratidza ruzivo rwemamiriro ekushanda kwesystem pachidzitiro chikuru, uye inomiririra kuyerera kwepombi uye kuvharika kwayo. Data rese rinotumirwa kubva kuPLC kuburikidza nePROFIBUS. IPC ine kadhi re network reprofiboard rakagadzirwa nekambani yekunyorovesa yeGerman, iro rakagadzirirwa PROFIBUS. Kuburikidza nesoftware yekunyorovesa inopiwa nekunyorovesa, network inogona kupedzwa, network communication relationship Cr (communication relationship) uye object dictionary OD (object dictionary) zvinogona kusimbiswa. WINCC inogadzirwa neSiemens. Inotsigira kubatana zvakananga neS5 / S7 PLC yekambani, uye inogona kutaurirana nemamwe maPLC kuburikidza neDDE tekinoroji inopiwa neWindows. Kambani yekunyorovesa inopa DDE server software kuti iite PROFIBUS communication neWinCC.
1.3 PLC
Fp10sh yekambani yeNAIS inosarudzwa sePLC.
2 mabasa ehurongwa hwekudzora
Pamusoro pekudzora mota mbiri dzepombi yemvura uye madhinamometer maviri, sisitimu yekudzora inofanirwawo kudzora mavharuvhu emagetsi makumi maviri nemasere, mota ina dzine huremu, mota sere dzepombi yemafuta, mota nhatu dzepombi yevacuum, mota ina dzepombi yekubvisa mafuta uye mavharuvhu maviri esolenoid ekuzora. Kufamba kwemvura nekuyerera kwayo zvinodzorwa kuburikidza neswitch yemavharuvhu kuti zvienderane nezvinodiwa nevashandisi.
2.1 musoro usingachinji
Gadzirisa kumhanya kwepombi yemvura: ita kuti igare yakasimba pane imwe kukosha, uye musoro wemvura uchava nechokwadi panguva ino; Gadzirisa kumhanya kwedhinamometer kune imwe kukosha, uye unganidza data rakakodzera mushure mekunge mamiriro ekushanda agadzikana kwemaminitsi maviri kusvika mana. Munguva yekuyedza, zvinodikanwa kuti musoro wemvura usachinje. Dhisiki yekodhi inoiswa pamota yepombi yemvura kuti itore kumhanya kwemota, kuitira kuti DCS500 igadzire control yakavharwa. Kumhanya kwepombi yemvura kunopinzwa nekhibhodi yeIPC.
2.2 kumhanya nguva dzose
Gadzirisa kumhanya kwedhinamometer kuti igare yakasimba pane imwe kukosha. Panguva ino, kumhanya kwedhinamometer hakuchinji; Gadzirisa kumhanya kwepombi kune imwe kukosha (kureva gadzirisa musoro), uye unganidza data rakakodzera mushure mekunge mamiriro ekushanda agadzikana kwemaminitsi maviri kusvika mana. DCS500 inogadzira denderedzwa rakavharwa rekumhanya kwedhinamometer kuti rigadzikise kumhanya kwedhinamometer.
2.3 bvunzo yekutiza
Gadzirisa kumhanya kwedhinamometer kusvika padanho rakati uye chengetedza kumhanya kwedhinamometer kusina kuchinja gadzirisa kumhanya kwepombi yemvura kuti torque yekubuda kwedhinamometer ive pedyo ne zero (pasi pemamiriro ezvinhu aya ekushanda, dhinamometer inoshanda pakugadzira magetsi nekushanda kwemagetsi), uye unganidza data rakakodzera. Munguva yekuyedza, kumhanya kwemota yepombi yemvura kunofanirwa kuramba kusina kuchinja uye kugadziriswa neDCS500.
2.4 Kuyera kuyerera kwemvura
Sisitimu iyi ine matangi maviri ekururamisa kuyerera kwemvura (flowmeter) ekuyera flowmeter iri musystem. Usati wagadzirisa, tanga waona kukosha kwekuyerera kwakanyorwa, wobva watanga injini yepombi yemvura wobva wagadzirisa kumhanya kwemota yepombi yemvura nguva dzese. Panguva ino, teerera kukosha kwekuyerera kwemvura. Kana kukosha kwekuyerera kwemvura kwasvika pamutengo unodiwa, dzikamisa mota yepombi yemvura nekumhanya kwazvino (panguva ino, mvura inotenderera mupombi yekuongorora). Isa nguva yekuchinja ye deflector. Mushure mekunge mamiriro ekushanda agadzikana, vhura solenoid valve, tanga nguva, uye chinja mvura iri mupombi kuenda kutangi rekugadzirisa panguva imwe chete. Kana nguva yekudzora yapera, solenoid valve inobviswa. Panguva ino, mvura inochinjirwa kupombi yekuongorora zvakare. Deredza kumhanya kwemota yepombi yemvura, dzikamisa nekumhanya kwakati, uye verenga data rakakodzera. Wobva wadurura mvura wogadzirisa poindi inotevera.
2.5 kushandura nemaoko / otomatiki isina kukanganiswa
Kuti zvive nyore kugadzirisa nekugadzirisa sisitimu, kiyibhodhi inoshandisirwa manual yakagadzirirwa sisitimu. Mushandi anogona kudzora mashandiro evharuvhu ari ega kuburikidza nekiyibhodhi, izvo zvisingakanganiswi nekuvharika. Sisitimu iyi inoshandisa module yeNAIS remote I / O, iyo inogona kuita kuti kiyibhodhi ishande munzvimbo dzakasiyana. Panguva yekushandura manual / otomatiki, mamiriro evharuvhu anoramba asina kuchinja.
Sisitimu iyi inoshandisa PLC semutongi mukuru, izvo zvinoita kuti sisitimu ive nyore uye zvinoita kuti sisitimu ive yakavimbika uye iri nyore kuigadzirisa; PROFIBUS inoita kuti data rienderane nezvinodiwa zvekugadzira data, inodzivirira kupindira kwemagetsi, uye inoita kuti sisitimu isangane nezvinodiwa zvekugadzira data; Kugovana data pakati pemidziyo yakasiyana kunoitika; Kuchinjika kwePROFIBUS kunopa mamiriro ari nyore ekuwedzera sisitimu. Chirongwa chekugadzira sisitimu ine fieldbus yeindasitiri sepakati chichava chinhu chikuru mukushandiswa kwemaindasitiri.
Nguva yekutumira: Kukadzi-17-2022
