PLC, DCG, FCS: in in - Yakadzika inotarisa kumaindasitiri ekudzora masisitimu
PLC, DCG, FCS: in in - Yakadzika inotarisa kumaindasitiri ekudzora masisitimu
Mudenga rekudzora kwemaindasitiri, kunzwisisa misiyano uye hukama pakati pePlcs, dcs, uye fcss inokosha. Heino kupatsanurwa kwakadzama:
Overview of PLC, DCS, uye FCS
PLC (Chirongwa Chekugadzirisa Logic Controller):Inobva kune dzidziso yekudzora, maPLC ndeye zvigadzirwa zvemagetsi zvakagadzirirwa kuchinjika uye kujairika maindasitiri automation. Ivo vanoshandisa ndangariro dzakarongeka dzekuchengetedza mirayiridzo yekuita zvirevo zvine musoro, Kugonesa kudzora kwemakaniki akasiyana uye maitiro ekugadzira.
DCS (yakaparadzirwa kutonga system):Kupfuurira muma1970s sekugadzira zviyero zvakawedzera uye kudzora zvinodiwa nekuwedzera, danda kero yezvisiparadzaniswa zvemamiriro ekunze ekudzora. Ivo vanoratidzira chimiro chehupfu neakakwenenzverwa nekudzora manejimendi uye manejimendi manejimendi, kuunganidza vakawanda - kuranga tekinoroji kunge magetsi, makomputa, uye kutaurirana.
FCS (shomvanidzi control system):Chitsva - Chizvarwa cheWishandiramo cheIndia chakavandudzwa muma1990s, FCs zvinoshandisa tekinoroji yekubatanidza zviridzwa uye vanozvidzora, zviviri - nzira yekukurukurirana.
FCS uye DCS enzaniso
Development uye kuwirirana: FCS yakabva yabuditsa kubva DC mos Mazuva ano dcs uye plcs zviri kushandurwa mukushanda, neDini yekuwana masimba akasimba ekutora kugona uye maPLC anovandudza mukuvharwa - loop kutonga. Ose ari maviri anogona kuumba hombe - zviyero network, zvichitungamira kune zvakakosha zvakazara mukushandisa kwavo.
Key maficha:
Kukurukurirana:MuDCS, bhazi re data rinoshanda sebhasikoro, nekugadzirwa kwayo rinotsanangura nzira yekushanduka uye kuchengeteka. VAKAWANDA DC SEVERASE VANOPA RINDAND DAVE Mabhazi uye vanoshandisa maitiro akaomarara ekutaurirana uye kukanganisa - kutarisa maitiro. Nzira dzekutaurirana dzinosanganisira synchronous uye asynchronous nzira.
Chimiro:DcS kazhinji inoshandisa imwe - kusvika - imwe yekubatanidza neyakaitwa neyakagadziriswa, nepo FCS inoshandisa imwe - kusvika - yakawanda yekubatanidza neBi - kutungamirwa kwakasiyana - chiratidzo.
Kuvimbika:FCS ine kuvimbika kuri nani nekuda kweDhijitari Signal Kuendesa neakasimba Anti - Kuvhiringidza kugona uye zvakanyanyisa. Mukupesana, dcs inoshandisa analog masaini ayo anowanzo kupindira uye ane kuderera.
Kudzora Decentralization:FCS inowana kudzikisira kwakazara kwekutonga mabasa kumishini yemunda, nepo dcs ichingorovera chete.
Chishandiso:FCS inoshandisa zviridzwa zvakangwara nekukurukurirana kwedhijitari uye kudzora kugona, nepo dcons ichivimbisa pane analog zviridzwa zvine mabasa mashoma.
Nzira Dzekutaurirana:FCS inogamuchira izere digital, bi - nzira yekukurukurirana.
Kubatana:FCS inobvumira nyore nyore kushamwaridzana uye kufambidzana kwemidziyo kubva kune vakasiyana vatengesi vachishandisa iyo yakafanana neyakafanana neiyo mboga mboga, nepo dcsarrarrability yekudyidzana nekuda kwekutaurirana kwekutaurirana.
PLC uye DCS enzaniso
PLC:
Inoshanda Shanduko:Plcs dzakashanduka kubva kuchinjika kudzora kudzora kudzora uye kugadzirisa data, uye zvino kuisanwa kuenderera mberi kweDeid Control, nePID mabasa ari munzvimbo dzinopindira. Ivo vanogona kuumba plc network nePC imwe chete sePS tete uye akawanda maPCC sesitions, kana neimwe plc seye tenzi nevamwe sevaranda.
Chiitiko Chekushandisa:MaPlcs anonyanya kushandiswa pakutevedzana kwemashandiro mumaindasitiri, uye manhamba emazuva ano akabatawo akavharwa - loop kutonga.
DCs.
Technical Kubatanidzwa:DCS inosanganisa 4C (kutaurirana, komputa, control, ct) tekinoroji yekutarisa uye kutonga. Iyo inoratidzira muti - kunge topology nekutaurirana seyakakosha chinhu.
System Architecture:Dcs ine matatu - mwero mwero comprising control (engineer station), kushanda (mashandiro (mushandisi station), uye zviridzwa zvemumunda (chiteshi chekudzora chikamu). Inoshandisa analog signals ne-a / d - d / kutendeuka uye micropcessor kubatanidzwa. Chimbo chega chega chakabatana kuburikidza neye mutsara wakazvitsaurira kune iyo i / o, iyo yakabatana neye lan kuburikidza neyekudzora chiteshi.
Masango ekushandisa:DCs. yakakodzera kwazvo kure - chiyero chinoenderera mberi checomputer control, yakadai seye petrochemical vindori.
Kunzwisisa aya masisitimu anobatsira pakusarudza iyo chaiyo tekinoroji yemubhadharo otomatiki otomatiki.