Nyob rau hauv lub ntiaj teb no ntawm industrial automation, unplanned downtime yuav raug nqi factories txhiab mus rau lab daus las txhua teev. Ib txoj hauv kev zoo tshaj plaws kom tsis txhob poob qhov no yog los ntawm kev tswj xyuas lub tswb kom zoo, tshwj xeeb tshaj yog nrog cov tshuab txhim khu kev qha xws li Siemens PLC. Siemens PLC tswj lub tswb ceeb toom pab tsim cov lus ceeb toom meej, ua kom cov neeg ua haujlwm teb sai sai rau cov teeb meem ua ntej lawv nce mus rau qhov raug nqi kaw. Hauv qhov blog no, peb yuav tshawb nrhiav vim li cas Siemens PLC tswj lub tswb tseem ceeb, yuav ua li cas los tsim cov lus ceeb toom tseem ceeb, thiab yuav ua li cas nws thiaj li txo tau lub sij hawm tsis tau npaj tseg - nrog cov lus qhia siv tau thiab tiag - piv txwv hauv ntiaj teb.
Vim li cas Siemens PLC Tswb Tswj Teeb Meem rau Koj Cov Ntoo
Ua ntej, cia peb nkag siab tias vim li cas kev tswj lub tswb tsis yog ib qho ntxiv - tab sis yog qhov tsim nyog rau kev lag luam niaj hnub no. Lub tswb tsis zoo yog qhov ua rau lub sijhawm tsis tau npaj tseg thiab txawm tias muaj xwm txheej. Cov neeg ua haujlwm feem ntau ntsib "teb dej nyab" nrog cov lus ceeb toom tsis meej lossis tsis tsim nyog, ua rau nws nyuaj rau nrhiav cov teeb meem tseem ceeb. Qhov no yog qhov uas Siemens PLC sawv tawm.
Siemens PLC (Programmable Logic Controller) yog lub hauv paus ntawm ntau lub tshuab automation, tswj cov tshuab thiab cov txheej txheem hauv kev lag luam xws li kev tsim khoom, tsheb, thiab khoom noj khoom haus. Nws lub tswb tswj kev ua haujlwm yog tsim los ua kom yoog raws thiab kev sib koom ua ke, ua haujlwm tsis sib haum nrog lwm cov cuab yeej Siemens xws li TIA Portal thiab HMI (Tib neeg-Machine Interface) systems. Nrog Siemens PLC tswj lub tswb, koj tuaj yeem zam cov npe nrov nrov, txo tib neeg kev ua yuam kev, thiab ua kom koj cov kab ntau lawm ua haujlwm zoo.
Cov txiaj ntsig tseem ceeb ntawm Siemens PLC kev tswj lub tswb muaj xws li: txo qis kev poob qis txog li 30% (raws li pom hauv cov xwm txheej ntawm lub Hoobkas tiag), txhim kho cov neeg teb xov tooj lub sijhawm, thiab ua kom muaj kev ua raws li cov qauv thoob ntiaj teb xws li IEC 62682 thiab ISA-18.2. Rau cov lag luam tso siab rau 24/7 ntau lawm, cov txiaj ntsig no ncaj qha txhais mus rau cov txiaj ntsig siab dua thiab kev ua haujlwm zoo dua.
Cov kauj ruam tseem ceeb los tsim cov lus ceeb toom muaj txiaj ntsig nrog Siemens PLC
Cov lus ceeb toom tseem ceeb yog qhov tseeb, tshwj xeeb, thiab qhia cov neeg ua haujlwm raws nraim qhov tsis raug thiab yuav kho li cas. Cov lus ceeb toom tsis meej xws li "Cov Khoom Siv Teeb Meem" tsis muaj txiaj ntsig- lawv nkim sijhawm thiab ua rau muaj kev pheej hmoo ntawm kev poob haujlwm. Ua raws li cov kauj ruam no los tsim kev ceeb toom zoo nrog Siemens PLC, siv cov cuab yeej zoo li PRODIAG hauv TIA Portal.
1. Qhia meej meej lub tswb nrov
Tsis yog txhua lub tswb yog sib npaug. Siemens PLC tso cai rau koj los teeb tsa lub tswb tseem ceeb (los ntawm 1 txog 255, nrog rau 255 yog qhov siab tshaj) thiab muab faib ua 4 qib hnyav (Qib 1 yog qhov hnyav tshaj plaws). Qhov no pab cov neeg ua haujlwm tsom mus rau cov teeb meem tseem ceeb ua ntej. Piv txwv li:
- Qib 1 (Critical): "Lub cev muaj zog tshaj - Yuav tsum tau kaw tam sim" (ua rau lub suab ceeb toom thiab cov ntawv ceeb toom tsis siv neeg).
- Qib 4 (qis): "Lim Siab Siab Siab - Kos Lub Sij Hawm Tom Qab Kev Kho Mob" (tsis muaj suab, tsuas yog nkag).
Siv Siemens PLC qhov tseem ceeb qhov chaw ua kom ntseeg tau tias cov neeg ua haujlwm tsis nco cov teeb meem ceev thaum muaj kev ceeb toom tseem ceeb. Qhov no yog ib feem tseem ceeb ntawm Siemens PLC tswb tswj kev coj ua zoo tshaj plaws.
2. Sau cov lus ceeb toom tshwj xeeb thiab ua tau
Cov lus ceeb toom zoo yuav tsum teb peb nqe lus nug: Dab tsi tsis yog? Nws tshwm sim qhov twg? Kuv yuav ua li cas? Tsis txhob siv jargon thiab ua kom yooj yim. Piv txwv li:
Phem: "Sensor Fault" → Zoo: "Sensor Kub 3 (kab 2) ua haujlwm tsis zoo - Hloov Sensor lossis Kos Wiring"
Thaum teeb tsa kev ceeb toom hauv Siemens PLC ntawm TIA Portal, siv sij hawm los tsim cov ncauj lus kom ntxaws. Qhov no txo qis kev kwv yees thiab ua kom cov teeb meem nrawm dua - daws - ib feem tseem ceeb ntawm Siemens PLC muaj txiaj ntsig kev ceeb toom tsim.
3. Siv Siemens PRODIAG rau kev teeb tsa lub tswb yooj yim
Siemens TIA Portal's PRODIAG muaj nuj nqi ua rau nws yooj yim rau kev teeb tsa lub tswb rau BOOL variables (xws li "Motor_Overload"). Nov yog phau ntawv qhia ceev:
- Qhib koj qhov project hauv TIA V17+ thiab mus rau PLC program block.
- Qhib PRODIAG hauv "Diagnostics" cov lus qhia tab.
- Tsim lub tswb tshiab thiab ntxiv lub tswb digital, txuas rau koj lub BOOL sib txawv.
- Teem lub teeb meem tshwm sim (xws li, thaum qhov hloov pauv hloov TRUE) thiab sau koj cov lus ceeb toom meej.
- Txuas lub tswb rau koj HMI rau kev pom thiab lub suab ceeb toom.
PRODIAG ua kom yooj yim Siemens PLC lub tswb teeb tsa thiab ua kom muaj kev sib luag thoob plaws koj lub cev.
4. Tsis txhob ceeb toom dej nyab nrog ntse lim
Kev ceeb toom ntau dhau tuaj yeem cuam tshuam cov neeg ua haujlwm. Siemens PLC cia koj lim lub tswb raws li qhov tseem ceeb, khoom siv, lossis txheej txheem. Piv txwv li, yog tias lub tshuab kaw, koj tuaj yeem txo qis - cov lus ceeb toom tseem ceeb ntawm lub tshuab ntawd kom txog thaum qhov teeb meem tseem ceeb raug kho. Qhov no ua rau daim ntawv teev tswb kom huv si thiab ua haujlwm tau.
Yuav Ua Li Cas Siemens PLC Tswb Tswj Kev Txom Nyem Unplanned Downtime
Lub hom phiaj ntawm kev tswj lub tswb tsis yog tsuas yog xa cov ntawv ceeb toom - nws yog los tiv thaiv lub sijhawm poob. Siemens PLC kev tswj lub tswb ua tiav qhov no hauv peb txoj hauv kev tseem ceeb, raws li kev pov thawj los ntawm cov xwm txheej tiag tiag.
1. Kev tshawb pom ntxov ntawm qhov ua tsis tau tiav
Siemens PLC tuaj yeem saib xyuas lub sijhawm tiag - cov ntaub ntawv sijhawm (kub, siab, vibration) los ntawm sensors. Los ntawm kev teeb tsa kev ceeb toom rau qhov txawv txav tsis zoo (tsis yog qhov ua tsis tiav xwb), koj tuaj yeem kho cov teeb meem ua ntej lawv ua rau kev kaw. Piv txwv li, Sachsenmilch, ib tug loj European cov khoom noj siv mis, siv Siemens 'kev saib xyuas kev daws teeb meem (sib koom nrog PLC lub tswb tswj) los saib xyuas cov ntaub ntawv vibration thiab kub. Qhov no tau pab lawv txheeb xyuas cov teeb meem ntawm lub cev muaj zog thaum ntxov, txo qis kev tsim tawm ntau heev. Qhov no yog yuav ua li cas txo qis kev poob qis nrog Siemens PLC ua haujlwm hauv kev xyaum.
2. Kev daws teeb meem sai dua nrog cov lus ceeb toom tseeb
Cov lus ceeb toom tseem ceeb ntawm Siemens PLC qhia cov neeg ua haujlwm raws nraim qhov teeb meem thiab yuav ua li cas. Qhov no txo cov sij hawm daws teeb meem los ntawm teev mus rau feeb. Piv txwv li, Beijing Benz's stamping cog siv Siemens PLC-raws li kev saib xyuas qhov system. Thaum lub kaw lus pom qhov txawv txav hauv lub cev muaj zog hydraulic, nws tau xa ib qho kev ceeb toom tshwj xeeb. Cov pab pawg saib xyuas tau kho qhov teeb meem thaum lub sijhawm so, zam kev kaw 4-5 teev tsis tau npaj tseg.
3. Kev ua raws li cov qauv txo kev pheej hmoo
Cov qauv thoob ntiaj teb xws li IEC 62682 thiab ISA-18.2 teeb tsa cov cai tswj kev nyab xeeb, muaj txiaj ntsig zoo. Siemens PLC tswj lub tswb yog tsim los ua kom tau raws li cov qauv no, txo cov kev pheej hmoo ntawm kev raug mob thiab raug nplua. Cov tshuab tsis ua raws feem ntau ua rau lub sijhawm tsis tau npaj tseg vim muaj kev nyab xeeb kaw lossis khoom siv puas tsuaj.
Tiag -Cov Dab Neeg Zoo Ntiaj Teb ntawm Siemens PLC Tswb Tswj
Cia peb saib ob qho piv txwv tiag tiag uas Siemens PLC tswj lub tswb tau pab cov tuam txhab txo qis kev poob qis thiab txhim kho kev ua haujlwm.
Case 1: Beijing Benz's Stamping Cog
Beijing Benz txoj kab stamping yog qhov tseem ceeb rau nws cov khoom tsim tawm - txhua lub sijhawm poob cuam tshuam rau tag nrho cov txheej txheem tsheb sib dhos. Lawv tau siv Siemens 'kev saib xyuas kev ua haujlwm ntse, uas siv Siemens PLC lub tswb tswj xyuas cov ntaub ntawv vibration thiab kub ntawm 62 sensors. Txij li xyoo 2019, lub kaw lus tau kwv yees ntau qhov ua tsis tiav, suav nrog qhov teeb meem hydraulic. Los ntawm kev ua raws li kev ceeb toom tshwj xeeb, pab pawg tau hloov qhov chaw thaum lub sij hawm so, tsis txhob muaj nqi tsis tau npaj tseg. Cov nroj tsuag tam sim no muaj cov cuab yeej siv ntau dua thiab cov nqi kho mob qis dua.
Case 2: Sachsenmilch Dairy
Sachsenmilch txheej txheem 4.6 lab liters ntawm mis nyuj txhua hnub, yuav tsum tau 24/7 ntau lawm. Lawv siv Siemens 'Senseye Predictive Maintenance (ua ke nrog Siemens PLC) los saib xyuas cov khoom siv. PLC xa cov lus ceeb toom rau qhov txawv txav, xws li qhov kub ntawm lub cev muaj zog. Qhov no tau tso cai rau pab pawg txav los ntawm cov sijhawm tu ncua mus rau qhov xwm txheej - raws li kev saib xyuas. Yog li ntawd, lawv tshem tawm cov kev tu tsis tsim nyog thiab txo qis kev tsim khoom. Roland Ziepel, tus thawj saib xyuas kev tshaj lij, tau sau tseg tias: "Peb tuaj yeem teb ua ntej cov teeb meem tshwm sim, uas txo qis kev tsim tawm ntau heev".
Lub tswv yim rau Siv Siemens PLC Tswb Tswj
Txhawm rau kom tau txais txiaj ntsig zoo tshaj plaws ntawm koj Siemens PLC lub tswb tswj kev tswj hwm, ua raws li cov lus qhia no:
- Tsis tu ncua tshuaj xyuas thiab hloov tshiab lub tswb: Tshem tawm cov ntawv ceeb toom tsis tu ncua lossis tsis tsim nyog kom tsis txhob muaj teeb meem.
- Cov neeg tsav tsheb ciav hlau: Xyuas kom koj pab neeg nkag siab txog lub tswb tseem ceeb thiab yuav teb li cas rau txhua hom kev ceeb toom.
- Thaub qab koj lub tswb teeb tsa: Siv Siemens TIA Portal cov yam ntxwv thaub qab kom tsis txhob poob chaw thaum lub sijhawm hloov tshiab.
- Kev koom ua ke nrog HMI thiab xov tooj ceeb toom: Xa lub tswb tseem ceeb rau cov neeg ua haujlwm cov khoom siv txawb rau kev tawm ntawm - teb chaw.
- Siv Siemens PLC lub tswb daws teeb meem rau cov cuab yeej txo qis hauv lub sijhawm: TIA Portal tau tsim -hauv cov yam ntxwv kuaj mob los pab koj kho cov teeb meem tswb ceev ceev.
Xaus: Kev nqis peev hauv Siemens PLC Tswb Tswj Xyuas Kev Txhim Kho Kev Txhim Kho
Lub sijhawm tsis tau npaj tseg yog tus neeg tua neeg ntsiag to ntawm cov txiaj ntsig kev lag luam, tab sis Siemens PLC tswj lub tswb muaj kev daws teeb meem. Los ntawm kev tsim cov lus ceeb toom muaj txiaj ntsig, teeb tsa qhov tseem ceeb tshaj plaws, thiab siv cov ntaub ntawv twv ua ntej, koj tuaj yeem txo qis sijhawm, txhim kho tus neeg ua haujlwm ua haujlwm tau zoo, thiab xyuas kom ua raws li cov qauv thoob ntiaj teb. Tiag - kis thoob ntiaj teb los ntawm Beijing Benz thiab Sachsenmilch ua pov thawj tias qhov kev nqis peev no them tawm.
Txawm hais tias koj tab tom teeb tsa Siemens PLC system tshiab lossis ua kom zoo dua qhov uas twb muaj lawm, tsom mus rau kev tsim cov ntawv ceeb toom uas tshwj xeeb, ua tau zoo, thiab ua ntej. Nrog rau txoj cai tswj lub tswb zoo, koj Siemens PLC yuav tsis yog tswj koj cov txheej txheem xwb - nws yuav tiv thaiv lawv.
