I. Kev Taw Qhia
Fieldbus, raws li lub tshuab tseem ceeb hauv kev lag luam automation, tau ntsib kev txhim kho sai thiab siv tau nyob rau xyoo tas los no. Nws daws cov teeb meem kev sib txuas lus digital ntawm cov khoom siv hauv teb xws li cov cuab yeej ntse, cov tswj hwm, thiab cov actuators hauv kev lag luam, ua kom muaj kev sib pauv ntaub ntawv ntawm cov cuab yeej tswj teb thiab siab dua - theem tswj tshuab. Qhov tshwm sim ntawm fieldbus thev naus laus zis tau nce qib kev lag luam automation muaj peev xwm. Daim ntawv no muab cov ncauj lus kom ntxaws txog cov hom tsheb thauj mus los thiab lawv cov yam ntxwv, txhawm rau muab cov neeg nyeem hauv - nkag siab tob thiab siv siv.
II. Taw qhia rau Fieldbus Hom
PROFIBUS
Raws li lub tsheb loj - ceev ceev, PROFIBUS yog dav siv nyob rau hauv cov khoom siv peripheral faib (PROFIBUS-DP). Tshaj li kev txhawb nqa PROFIBUS-DP thiab FMS, nws kuj tseem txhawb nqa tus qauv kev sib txuas lus ntawm PROFIBUS MC. PROFIBUS yog tus cwj pwm los ntawm kev kub ceev, kev cia siab, thiab tus nqi- kev ua tau zoo, ua rau nws siv dav hauv machining automation, lub tsev automation, txheej txheem automation, tsim hluav taws xob, thiab xa hluav taws xob / xa tawm.
EtherCAT
EtherCAT (Ethernet for Control Automation Technology) yog qhov tiag -lub sij hawm Ethernet tov rau industrial automation. Nws txoj kev ua tau zoo thiab kev siv tau yooj yim tau tsim nws ua tus thawj coj hauv kev lag luam automation. EtherCAT muaj kev kub ceev, synchronization, thiab yoog raws, ua tau raws li ntau hom kev lag luam automation.
Lub teeb
Lightbus yog ib qho pov thawj Beckhoff fiber optic tsheb npav nrog tshwj xeeb EMI kev tiv thaiv. Nws nta yooj yim installation, ceev ceev, cyclic, thiab txiav txim siab cov ntaub ntawv ntws. Lightbus yog qhov zoo tagnrho rau kev lag luam automation ib puag ncig uas xav tau kev cuam tshuam electromagnetic cuam tshuam.
Interbus
Interbus yooj yim rau kev teeb tsa thiab xa cov kev sib txuas lus ceev, txhim khu kev qha. Nws tus tswv / qhev hloov npe raws tu qauv ua rau muaj kev sib txuas lus zoo. Interbus pom ntau daim ntawv thov hauv kev lag luam automation, tshwj xeeb tshaj yog nyob rau hauv cov xwm txheej xav tau kev sib txuas lus siab.
CANOPE
CANopen yog qhib kev sib txuas lus network raws tu qauv raws CAN (Controller Area Network). Los ntawm kev siv tsheb npav bandwidth tau zoo, nws ua tiav cov lus teb lub sijhawm luv luv txawm tias cov ntaub ntawv xa mus tsawg. CANopen tau txais txiaj ntsig CAN lub zog ib txwm muaj, xws li cov ntaub ntawv muaj kev ruaj ntseg thiab ntau yam - tus tswv muaj peev xwm.
ControlNet
ControlNet yog ib qho qhib -tus qauv fieldbus system. Nws tso cai rau cov ntaub ntawv cyclic thiab acyclic sib pauv ib txhij hla lub npav tsis muaj kev cuam tshuam ntawm ob. ControlNet tau siv dav hauv kev lag luam automation, tshwj xeeb tshaj yog nyob rau hauv cov xwm txheej uas yuav tsum tau ua ib txhij ntawm ntau hom ntaub ntawv.
SERCOS interface
SERCOS yog Ameslikas tsim los ua lub siab -kev ceev fiber ntau optic tsheb npav rau tsav tsheb. Siv Beckhoff SERCOS tsheb npav txuas, I/O cov cuab yeej ua tiav siab - ceev cov ntaub ntawv xa mus thiab lub sij hawm luv luv. SERCOS
interface muaj cov txiaj ntsig tseem ceeb hauv kev lag luam automation daim ntawv thov xav tau siab - ceev cov ntaub ntawv xa mus.
Ethernet
Raws li tus qauv tseem ceeb hauv chaw ua haujlwm ib puag ncig, Ethernet kuj tau txais kev saws loj hauv kev lag luam automation. Nws muaj cov ntaub ntawv sib kis tau zoo, kev sib koom ua ke yooj yim nrog cov tes hauj lwm uas twb muaj lawm, thiab ntau yam kev pabcuam thiab kev sib tshuam. Cov txiaj ntsig zoo no tau txhim kho ntxiv hauv Beckhoff's Ethernet cov khoom.
PROFINET
PROFINET yog tus qauv tsim los ntawm PNO (PROFIBUS User Organization) rau qhib kev lag luam Ethernet. Nws ua raws li cov txheej txheem IT tsim thoob ntiaj teb rau kev sib txuas lus (xws li TCP / IP raws tu qauv), ua kom muaj kev sib koom ua ke ntawm kev lag luam automation systems rau hauv kev lag luam IT network.
III. Kev soj ntsuam ntawm Fieldbus yam ntxwv
Tiag -Lub Sijhawm Muaj Peev Xwm
Fieldbus thev naus laus zis muaj zog tiag tiag - lub sijhawm ua tau zoo, ua kom muaj tseeb - lub sijhawm saib xyuas thiab tswj cov khoom siv hauv teb. Nws lub sijhawm tiag tiag - lub sijhawm muaj peev xwm ncav cuag millisecond lossis microsecond theem, ua tau raws li qhov tiag - lub sijhawm xav tau ntawm kev lag luam automation tswj tshuab.
Kev ntseeg tau
Fieldbus thev naus laus zis nthuav tawm muaj zog cuam tshuam tsis kam thiab ua txhaum cai, ua kom muaj kev ruaj ntseg hauv cov cheeb tsam hnyav. Nws txoj kev ntseeg siab yog feem ntau cuam tshuam hauv cov ntaub ntawv ruaj khov kis tau tus mob thiab kev cuam tshuam ntawm cov khoom siv.
Kev qhib siab
Fieldbus thev naus laus zis siv cov txheej txheem kev sib txuas lus qhib, txhawb nqa ntau yam khoom siv nrog kev sib raug zoo zoo. Qhov kev qhib siab no tso cai rau cov neeg siv xaiv cov khoom siv ywj pheej thiab kev sib koom ua ke, txo cov nqi tag nrho.
Yooj yim
Fieldbus thev naus laus zis muaj qhov hloov pauv tau yooj yim, tso cai rau cov txheej txheem teeb tsa thiab nthuav dav raws li qhov xav tau tiag tiag. Txawm hais tias nce cov khoom siv ntau, txuas ntxiv ua haujlwm, lossis kho dua tshiab, thev naus laus zis fieldbus muab kev txhawb nqa zoo.
Simplified Kab
Fieldbus thev naus laus zis siv kev sib txuas lus sib koom ua ke, txo qis kev xaim rau cov khoom siv hauv teb. Qhov no simplifies system tsim thiab installation thaum txo nqi tag nrho thiab tu complexity.
IV. Xaus
Raws li cov cuab yeej tseem ceeb hauv kev lag luam automation, fieldbus technology embodies tiag -lub sij hawm muaj peev xwm, kev ntseeg tau, qhib, yooj, thiab yooj yim txuas. Txawv fieldbus hom muaj cov yam ntxwv sib txawv, catering rau ntau yam kev lag luam automation yuav tsum. Nrog kev nce qib txuas ntxiv ntawm kev lag luam automation thev naus laus zis, kev siv fieldbus hauv kev lag luam automation tswj cov tshuab yuav nthuav dav zuj zus, xa cov kev ua tau zoo dua thiab txhim kho kev ua haujlwm rau kev tsim khoom.