Mubhedha wekuyedza weHydraulic turbine model une basa rakakosha mukusimudzira tekinoroji yehydropower. Ichi chishandiso chakakosha chekuvandudza mhando yezvigadzirwa zvehydropower uye kugadzirisa mashandiro emayuniti. Pakugadzira chero runner, modhi runner inofanira kutanga yagadzirwa, uye modhi inogona kuyedzwa nekutevedzera head meter chaiyo yechiteshi chehydropower pabench rekuyedza rehydraulic machinery rine musoro mukuru. Kana data rese rikasangana nezvinodiwa nemushandisi, runner inogona kugadzirwa zviri pamutemo. Naizvozvo, vamwe vagadziri vemidziyo yehydropower vanozivikanwa kunze kwenyika vane mabhenji akawanda ekuyedza emusoro mukuru anosangana nezvinodiwa zvemabasa akasiyana-siyana, akadai semabhenji mashanu epamusoro-soro emhando yepamusoro ekambani yeFrance yeNYRIC; Hitachi naToshiba imwe neimwe ine mamodheru mashanu ekuyedza ane musoro wemvura kupfuura 50m. Zvichienderana nezvinodiwa zvekugadzira, sangano guru rekutsvagisa michina yemagetsi rakagadzira bhenji rekuyedza remusoro wemvura rine mabasa akazara uye akarurama, rinogona kuita bvunzo dzemodheru patubhuru, kuyerera kwakasanganiswa, kuyerera kweaxial uye michina yehydraulic inodzoserwa zvichiteerana. Musoro wemvura unogona kusvika 150m. Bhenji rekuyedza rinogona kuchinjika kune bvunzo yemodheru yemayuniti akamira uye akatwasuka. 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 kuti itonge pakati. Sisitimu iyi inoshandisa tekinoroji yebhazi remumunda kuti iite advanced full digital control mode, iyo inovimbisa kuvimbika, kuchengetedzeka uye nyore kuchengetedza sisitimu. Ndiyo hydraulic machinery test control system ine mwero wepamusoro we automation muChina. Kuumbwa kwesisitimu yekudzora
Bhenji rekuyera musoro wemvura ine simba repamusoro rinoumbwa nemamota maviri epombi ane simba re550KW uye kumhanya kwekutenderera kwe250-1100r / min kuti ikurumidze kuyerera kwemvura mupombi kuenda kumita yemusoro wemvura inodiwa nemushandisi uye kuchengetedza musoro wemvura uchifamba zvakanaka. Maparamita emumhanyi anotariswa nedhinamometer. Simba remota redhinamometer i500kW, uye kumhanya kwekutenderera kuri pakati pe300 ne2300r / min. Pane dhinamometer imwe chete pachiteshi a nechiteshi B. Nheyo yebhenji rekuyera michina yehydraulic ine simba repamusoro inoratidzwa muMufananidzo 1. Sisitimu iyi inoda kuti kururamisa kwekudzora mota kuve pasi pe0.5%, uye nguva yepakati pakati pekukundikana (MTTF) inopfuura maawa 5000. Mushure mekutsvagisa kwakawanda, sisitimu yekudzora kumhanya yeDCS500 DC inosarudzwa. DCS500 inogona kugamuchira mirairo yekudzora nenzira mbiri, imwe ndeyekugamuchira masaini e4-20mA kuti isangane nezvinodiwa zvekumhanya; Chimwe ndechekuwedzera module yePROFIBUS DP kuti isvike pakumhanya kunodiwa nekugamuchira mudhijitari. Nzira yekutanga iri nyore uye yakachipa, asi ichakanganiswa mukutumira kuripo, zvichikanganisa kurongeka kwekudzora; Kunyangwe nzira yechipiri ichidhura, inogona kuve nechokwadi chekuti data rakarurama mukutumira uye kurongeka kwekudzora. Naizvozvo, sisitimu inoshandisa DCS500 ina kudzora madhinamometer maviri nemamota maviri epombi yemvura zvakateerana. Sechiteshi chevaranda chePROFIBUS DP, zvishandiso zvina zvinotaurirana nemaster station PLC mumodhi yemaster-slave. Iyo PLC inodzora kutanga / kumira kwedynamometer nemota yepombi, inotumira kumhanya kwemota kuDCS500 kuburikidza nePROFIBUS DP, uye inowana mamiriro ekushanda kwemota nemaparameter kubva kuDCS500, uye inoatumira kuIPC yepamusoro kuburikidza nePROFIBUS FMS kuti iite real-time monitoring.
PLC inosarudza afp37911 module yakagadzirwa neNAIS Europe sechiteshi chikuru, chinotsigira mapuroteni eFMS neDP panguva imwe chete. Iyi module ndiyo chiteshi chikuru cheFMS uye inotaurirana neIPC uye system yekuwana data mu master master mode; Iyo zvakare chiteshi chikuru cheDP, chinoita kuti kutaurirana pakati pevaranda nemaster neDCS500 kuve kwakakosha.
Sisitimu yekuwana data inoshandisa tekinoroji yeVXI bus yekuunganidza ma parameter akasiyana-siyana e dynamometer uye kuaratidza pachidzitiro chikuru, uye kugadzira * * * mhinduro mumatafura nemagrafu (chikamu ichi chinozadzwa nemamwe makambani). IPC inotaurirana nesisitimu yekuwana data kuburikidza neFMS. Kuumbwa kwesisitimu yese kunoratidzwa muFig. 2.
1.1 fieldbus PROFIBUS PROFIBUS chiyero chakagadzirwa nemakambani gumi nematatu akadai seSiemens neAEC uye masangano mashanu ekutsvagisa sainzi muchirongwa chekubatana. Chakanyorwa muEuropean standard en50170 uye ndeimwe yemitemo yeindasitiri yefieldbus inokurudzirwa muChina. Inosanganisira mafomu anotevera:
·PROFIBUS FMS inogadzirisa mabasa ekutaurirana padanho reworkshop inopa huwandu hwakawanda hwemasevhisi ekutaurirana inopedzisa mabasa ekutaurirana anotenderera uye asingatenderere nekufamba kwepakati. Module yeProfibus yeNAIS inotsigira * * * communication rate ye1.2mbps uye haitsigire cyclic communication mode inogona kushandisa MMA non cyclic data transmission master connection communication nedzimwe FMS master stations uye module iyi haishande nePROFIBUS FMS yekambani * * * saka, imwe mhando yePROFIBUS haigone kushandiswa panguva yekugadzira chirongwa.
·PROFIBUS PA tekinoroji yakachengeteka yekutumira zvinhu yakagadzirirwa otomatiki yemaitiro inoita kuti kutaurirana kuve kwakachengeteka sezvakatsanangurwa mu iec1158-2 uye inoshandiswa munzvimbo dzine zvinodiwa zvakanyanya zvekuchengetedza uye nzvimbo dzinofambiswa nebhazi. Nzira yekutumira zvinhu inoshandiswa muhurongwa ndeye copper shielded twisted pair , kutaurirana kuri RS485 uye mwero wekutaurirana uri 500kbps. Kushandiswa kweindasitiri yebhasi kunopa vimbiso yekuchengetedzeka nekuvimbika kwehurongwa.
1.2 Kombiyuta yekudzora maindasitiri yeIPC
Kombiyuta yepamusoro yekudzora maindasitiri inoshandisa Advantech industrial control computer yeTaiwan inoshandisa windows NT4.0 workstation operating system inoshandisa WinCC industrial configuration software yeSiemens hombe screen inoratidza mamiriro ekushanda uye ruzivo rwequotation yesystem, uye inoratidza nemifananidzo kufamba kwepipeline uye mamiriro ekuvhara. Data rese rinotumirwa nePLC kuburikidza nePROFIBUS. IPC ine profiboard network card yakagadzirwa neGerman softing company, iyo yakagadzirirwa PROFIBUS zvakanyanya. Kuburikidza nesoftware yekugadziridza inopiwa nekunyorovesa, networking inogona kupedzwa, network communication relationship Cr (communication relationship) inogona kugadzwa, uye object dictionary OD (object dictionary) inogona kugadzwa. WINCC inogadzirwa neSiemens. Inotsigira kubatana zvakananga neS5 / S7 PLC yekambani, uye inogona kutaurirana chete nedzimwe PLC kuburikidza neDDE technology inopiwa neWindows. Software company inopa DDE server software kuti iite PROFIBUS communication neWinCC.
1.1 PLC
Fp10sh yekambani yeNAIS inosarudzwa sePLC.
(2) basa rehurongwa 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 yekuburitsa mafuta uye mavharuvhu maviri esolenoid anozora. Kufamba kwemvura nekufamba kwayo zvinodzorwa neswitch yevharuvhu kuti zvienderane nezvinodiwa nevashandisi.
2.1 musoro usingachinji Gadzirisa kumhanya kwekutenderera kwepombi yemvura: ita kuti igare yakasimba pane imwe kukosha, uye musoro wemvura usingachinji panguva ino; Gadzirisa kumhanya kwedhinamometer kune imwe kukosha. Mushure mekunge mamiriro ekushanda agadzikana kwemaminitsi 2-4, unganidza data rakakodzera. Munguva yekuyedza, zvinodikanwa kuti musoro wemvura usachinje. Dhisiki yekodhi inoiswa pamota yepombi 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, uye kumhanya kwedhinamometer kugare kwakadaro; Gadzirisa kumhanya kwepombi kune imwe kukosha (kureva gadzirisa musoro), uye unganidza data rakakodzera mushure mekunge mamiriro ekushanda agadzikana kwemaminitsi 2-4. DCS500 inogadzira denderedzwa rakavharwa rekumhanya kwedhinamometer kuti igare yakasimba kumhanya kwedhinamometer.
2.3 bvunzo yekutiza
Gadzirisa kumhanya kwedhinamometer kusvika padanho rakati uye chengetedza kumhanya kwedhinamometer kusina kuchinja gadzirisa kumhanya kwepombi yemvura kuitira kuti torque yekubuda kwedhinamometer ive zero (pasi pemamiriro ezvinhu aya ekushanda, dhinamometer inoshanda pakugadzira magetsi uye kushanda kwemagetsi), uye unganidza data rakakodzera. Munguva yekuyedza, kumhanya kwemota yepombi kunofanirwa kuve kwakafanana uye kunodzorwa neDCS500.
2.4 Kuyera kuyerera kwemvura
Sisitimu iyi ine matangi maviri ekururamisa kuyerera kwemvura (flow correction tanks) ekuyera ma flow metres ari musystem. Usati wagadzirisa, tanga waona kukosha kwekuyerera kwakanyorwa, wobva watanga injini yepombi yemvura, wobva wagadzirisa kumhanya kwekutenderera kwemota yepombi yemvura. Panguva ino, teerera kukosha kwekuyerera kwemvura. Kana kukosha kwekuyerera kwemvura kwasvika pamutengo unodiwa, ita kuti mota yepombi yemvura igare yakasimba pakumhanya kwekutenderera kwemvura (panguva ino, mvura inotenderera mupombi ye calibration). Isa nguva yekuchinja ye deflector. Mushure mekunge mamiriro ekushanda agadzikana, vhura solenoid valve wotanga nguva. Panguva imwe chete, chinja mvura iri mupombi kuenda kutangi re calibration. Kana nguva yekumira yapera, solenoid valve inobviswa. Panguva ino, mvura inochinjirwa ku calibration pipeline, uye kumhanya kwekutenderera kwemota yepombi yemvura kunoderedzwa kuti kugadzikane nekumhanya kwakati. 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 imwe ari ega kuburikidza nekhibhodi pasina kudziviswa nekuvharika kwayo. 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 irambe ichichengetwa; PROFIBUS inoita kuti data rienderane nezvinodiwa zvekugadzira, inodzivirira kupindira kwemagetsi, uye inoita kuti sisitimu isangane nezvinodiwa zvekugadzira; Kugovana data pakati pemidziyo yakasiyana kunoitika; Kuchinjika kwePROFIBUS kunopa mamiriro ari nyore ekuwedzera sisitimu. Chirongwa chekugadzira sisitimu chakavakirwa pabhazi remumunda revamaindasitiri chichava chinhu chikuru mukushandiswa kwemaindasitiri.
Nguva yekutumira: Nyamavhuvhu-24-2022
