Kev tswj xyuas kev lag luam thiab kev siv dav dav -cov ntaub ntawv network yog ob hom kev sib txuas ntawm cov tshuab uas sib txawv ntawm cov qauv tsim, kev ua haujlwm, kev siv, thiab kev ua haujlwm. Kab lus no yuav muab cov ncauj lus kom ntxaws txog qhov sib txawv ntawm cov kev tswj xyuas kev lag luam thiab dav dav -cov ntaub ntawv network, suav nrog lawv cov ntsiab lus, cov yam ntxwv, cov xwm txheej ntawm kev thov, kev xav tau, thiab kev txhim kho tiam sis.
1. Cov lus txhais
Ib qho kev tswj xyuas kev lag luam yog lub network system tshwj xeeb tsim los rau kev lag luam automation thiab tswj cov tshuab. Nws feem ntau yog siv los pab txhawb kev sib txuas lus thiab cov ntaub ntawv sib pauv ntawm cov cuab yeej siv los pab tswj xyuas, tswj, thiab tswj cov txheej txheem ntau lawm. Cov kev tswj xyuas kev lag luam feem ntau siv cov sijhawm tiag tiag - sijhawm, cov txheej txheem kev sib txuas lus txhim khu kev qha kom tau raws li qhov xav tau tiag tiag - lub sijhawm ua haujlwm thiab kev ntseeg siab hauv cov txheej txheem tsim khoom.
General -cov ntaub ntawv lub hom phiaj yog xa mus rau lub network systems siv rau kev ua haujlwm hauv chaw ua haujlwm txhua hnub, kev lom zem, thiab kev sib txuas lus, xws li cov neeg koom tes intranets thiab Internet. General -cov ntaub ntawv network feem ntau siv tsis yog-tiag- sijhawm, tsis yog- cov txheej txheem kev sib txuas lus ntseeg tau kom ua tau raws li cov neeg siv xav tau rau network ceev, yoog raws, thiab tus nqi- ua tau zoo.
2. Cov yam ntxwv
Kev tswj hwm kev lag luam thiab dav dav -cov ntaub ntawv network sib txawv hauv cov yam ntxwv hauv qab no:
2.1 Tiag -Lub Sijhawm Muaj Peev Xwm
Kev tswj hwm kev lag luam xav tau qib siab ntawm qhov tiag- lub sijhawm muaj peev xwm los xyuas kom meej qhov txuas ntxiv thiab ruaj khov ntawm cov txheej txheem tsim khoom. Cov kev tswj hwm kev lag luam feem ntau siv tiag tiag- lub sijhawm sib txuas lus raws tu qauv, xws li PROFIBUS thiab Modbus, uas lav qhov tseeb - lub sijhawm thiab kev ntseeg tau ntawm kev xa cov ntaub ntawv.
General -cov ntaub ntawv lub hom phiaj muaj qhov qis dua tiag tiag- lub sijhawm xav tau, thiab cov neeg siv feem ntau tuaj yeem zam tau qee qhov kev latency. Txawm hais tias cov txheej txheem kev sib txuas lus siv dav dav hauv - cov phiaj xwm cov ntaub ntawv sib txuas, xws li TCP / IP, tuaj yeem ua kom ntseeg tau ntawm cov ntaub ntawv xa mus, lawv qhov tiag - lub sijhawm ua haujlwm tsis zoo.
2.2 Kev ntseeg tau
Kev tswj hwm kev lag luam muaj kev ntseeg siab heev, vim tias kev sib txuas lus tsis ua haujlwm tuaj yeem ua rau muaj kev cuam tshuam ntau lawm lossis khoom puas tsuaj. Cov kev tswj xyuas kev lag luam feem ntau siv cov kev ntsuas kev ntsuas xws li kev tsim kho dua tshiab, kev kuaj xyuas qhov tsis raug, thiab cov txheej txheem rov qab los txhim kho kev ntseeg tau.
General -cov ntaub ntawv lub hom phiaj muaj cov kev xav tau ntawm kev ntseeg siab tsawg, thiab cov neeg siv feem ntau txaus siab lees txais qee yam ntawm cov ntaub ntawv poob lossis yuam kev. General -Lub hom phiaj cov ntaub ntawv tes hauj lwm feem ntau yog siv cov kev tshawb nrhiav qhov yuam kev thiab kho cov txheej txheem, xws li TCP's retransmission mechanism, los xyuas kom meej qhov kev ntseeg tau ntawm kev xa cov ntaub ntawv.
2.3 Kev ruaj ntseg
Kev tswj hwm kev lag luam muaj kev ruaj ntseg siab heev, vim cov ntaub ntawv xau lossis cuam tshuam thaum lub sijhawm tsim khoom tuaj yeem ua rau muaj kev tsim khoom loj lossis kev poob nyiaj txiag. Kev tswj hwm kev lag luam feem ntau siv cov kev ntsuas kev nyab xeeb nruj, xws li kev tswj xyuas kev nkag, kev nkag mus rau cov ntaub ntawv, thiab kev tshuaj xyuas kev ruaj ntseg, los tiv thaiv cov ntaub ntawv kev ruaj ntseg.
General -Cov ntaub ntawv lub hom phiaj muaj kev ruaj ntseg qis dua, thiab cov neeg siv feem ntau zam tau qee yam ntawm cov ntaub ntawv xau lossis cuam tshuam. General -Lub hom phiaj cov ntaub ntawv network feem ntau siv cov kev ntsuas kev nyab xeeb, xws li firewalls thiab antivirus software, los tiv thaiv kev tawm tsam tsis zoo thiab kis tus kab mob.
2.4 Scalability
Cov kev tswj xyuas kev lag luam feem ntau muaj qhov ua tau zoo, raws li cov khoom siv yuav tsum tau ntxiv lossis hloov pauv thaum lub sijhawm tsim khoom. Lawv ntiav cov qauv tsim qauv thiab cov qauv tsim qauv los pab txhawb kev sib ntxiv thiab hloov khoom siv.
General -cov ntaub ntawv lub hom phiaj muaj qhov ua tau zoo tsis zoo, raws li cov neeg siv feem ntau tsis nquag ntxiv lossis hloov khoom siv. Lawv siv centralized designs thiab proprietary interfaces los txo cov nqi thiab yooj yim rau kev tswj.
3. Daim ntawv thov Scenarios
Cov kev tswj xyuas kev lag luam feem ntau yog siv rau hauv kev lag luam automation thiab tswj cov tshuab, xws li kev tshuaj xyuas kab ntau lawm, kev tswj cov khoom siv, kev nrhiav cov ntaub ntawv, thiab kev tshuaj xyuas. Lawv feem ntau yog siv rau hauv cov chaw lag luam xws li chaw tsim khoom, mines, thiab cov chaw tsim hluav taws xob.
General -Cov ntaub ntawv sib txuas yog feem ntau yog siv hauv chaw ua haujlwm niaj hnub, kev lom zem, thiab kev sib txuas lus, xws li kev lag luam intranets, Internet, email, thiab kev ua si hauv online. Lawv feem ntau yog siv rau hauv chaw ua haujlwm, tsev, tsev kawm ntawv, thiab cov chaw zoo sib xws.
4. Kev Yuav Tsum Muaj
Kev tswj xyuas kev lag luam thiab kev siv dav dav -cov ntaub ntawv network sib txawv hauv cov kev cai hauv qab no:
4.1 Kev sib txuas lus raws tu qauv
Cov kev tswj hwm kev lag luam feem ntau siv sijhawm tiag tiag, cov txheej txheem kev sib txuas lus txhim khu kev qha, xws li PROFIBUS, Modbus, thiab EtherCAT, uas ua kom muaj lub sijhawm tiag tiag thiab kev ntseeg tau ntawm kev xa cov ntaub ntawv.
General -cov ntaub ntawv lub hom phiaj feem ntau siv tsis yog- tiag- sijhawm, tsis yog- cov txheej txheem kev sib txuas lus ntseeg tau, xws li TCP/IP, HTTP, thiab FTP, uas ua tau raws li cov neeg siv khoom xav tau rau kev sib txuas ceev, hloov tau, thiab tus nqi{4}} ua tau zoo.
4.2 Device Performance
Kev tswj hwm kev lag luam tso qhov kev xav tau siab heev ntawm kev ua haujlwm ntawm cov cuab yeej, vim tias cov khoom siv tsis ua haujlwm thaum lub sijhawm tsim khoom tuaj yeem ua rau muaj kev sib tsoo loj lossis kev lag luam poob. Cov kev tswj xyuas kev lag luam feem ntau siv siab -kev ua tau zoo, cov cuab yeej siv tau zoo, xws li PLCs, DCSs, thiab RTUs.
General -Cov ntaub ntawv lub hom phiaj muaj cov kev xav tau qis dua rau kev ua haujlwm ntawm cov cuab yeej siv, thiab cov neeg siv feem ntau tuaj yeem zam tau qee yam ntawm cov khoom siv tsis ua haujlwm. General -cov ntaub ntawv network feem ntau siv qis- tus nqi, cov cuab yeej hloov tau yooj yim, xws li routers, keyboards, thiab servers.
4.3 Network Architecture
Cov kev tswj xyuas kev lag luam feem ntau tau txais kev faib khoom siv los ua kom cov khoom siv hauv zos nkag tau thiab xa cov ntaub ntawv ceev. Lawv siv cov qauv tsim qauv thiab cov qauv tsim qauv los pab txhawb kev sib ntxiv thiab hloov khoom siv.
General -cov ntaub ntawv lub hom phiaj feem ntau siv cov qauv hauv nruab nrab kom tswj tau yooj yim thiab txo cov nqi. Lawv siv cov tswv cuab interfaces thiab cov qauv tsim kho kom tau raws li qhov xav tau ntawm cov xwm txheej tshwj xeeb.
5. Txoj Kev Loj Hlob
Nrog rau kev nce qib ntawm Kev Lag Luam 4.0 thiab kev tsim khoom ntse, kev tswj hwm kev lag luam tau hloov mus rau kev txawj ntse ntau dua, kev sib koom ua ke, thiab kev sib koom tes. Nyob rau hauv lub neej yav tom ntej, kev tswj xyuas kev lag luam yuav muab ntau dua rau cov ntaub ntawv tiag - lub sijhawm ua haujlwm, kev ntseeg siab, thiab kev ruaj ntseg kom tau raws li qhov xav tau ntawm kev tsim khoom ntse thiab Kev Lag Luam Hauv Internet.
General -cov ntaub ntawv lub hom phiaj tseem tab tom hloov mus rau qhov nrawm dua, hloov tau yooj yim dua, thiab txhim kho kev ruaj ntseg. Nrog rau kev nce qib ntawm cov thev naus laus zis xws li 5G, Is Taws Nem ntawm Yam (IoT), thiab kev suav huab, dav dav - cov ntaub ntawv sib txuas yuav ua rau muaj kev cuam tshuam ntau dua ntawm kev sib txuas ceev, hloov pauv, thiab tus nqi- ua kom tau raws li cov neeg siv cov kev xav tau ntawm kev pabcuam network.