Nyob rau hauv niaj hnub kev sib tw tsim ntiaj teb no, txhua lub koom haum aims kom tau tshaj tawm ntawm nws cov khoom. Ib qho kev ntsuas tseem ceeb ntawm kev ua tau zoo ntawm kev tsim khoom yog Zuag qhia tag nrho Cov Khoom Siv Tau Zoo (OEE), uas taug qab cov tshuab ua haujlwm zoo npaum li cas thaum lub sijhawm ua haujlwm. Ntau lub chaw tsim khoom tawm tsam nrog OEE qis vim yog lub sijhawm tsis tau npaj tseg, ua haujlwm qeeb qeeb, thiab teeb meem zoo. Hmoov zoo, Siemens HMI (Tib neeg-Machine Interface) ua ke nrog SCADA (Supervisory Control thiab Data Acquisition) systems muab cov kev daws teeb meem muaj zog. Qhov tseeb no -cov ntaub ntawv tshawb fawb hauv ntiaj teb no qhia tau hais tias yuav ua li cas lub tuam txhab tsim steel hloov nws cov kab ntau lawm los ntawm kev siv Siemens HMI los txhawb OEE qhov tseem ceeb.
Taw qhia rau OEE thiab Siemens HMI Lub Luag Haujlwm
Ua ntej dhia mus rau hauv cov ntaub ntawv kawm, cia peb qhia meej tias OEE thiab Siemens HMI ua dab tsi. OEE suav nrog peb yam: muaj (ntau npaum li cas cov tshuab khiav raws li tau npaj tseg), kev ua tau zoo (yuav ua haujlwm ceev npaum li cas piv rau lawv lub peev xwm siab tshaj plaws), thiab zoo (ntau npaum li cas cov khoom tsim tau zoo). Qhov qhab nia OEE siab (ntau tshaj 85%) txhais tau hais tias cov kab ntau lawm ua haujlwm tau zoo, thaum feem ntau cov chaw tsim khoom tsuas yog ncav cuag 60-70% tsis muaj cov cuab yeej ntse.
Siemens HMI ua tus "choj" ntawm cov neeg ua haujlwm thiab cov tshuab. Nws muab ib tus neeg siv -cov tshuaj ntsuam tus phooj ywg uas qhia tau tiag tiag- cov ntaub ntawv tsim tawm sijhawm, tshuab xwm txheej, thiab ceeb toom. Tsis zoo li qub -fashioned tswj vaj huam sib luag nrog cov khawm tsis meej pem thiab ntsuas, Siemens HMI ua kom yooj yim rau kev khiav hauj lwm thiab ua rau cov ntaub ntawv tseem ceeb nkag tau yooj yim. Thaum ua ke nrog SCADA, nws sau thiab txheeb xyuas cov ntaub ntawv los ntawm tag nrho cov kab ntau lawm, pab cov thawj coj txiav txim siab paub txog kev txhim kho OEE. Qhov kev koom ua ke no yog qhov tseem ceeb rau Siemens HMI rau cov kab ntau lawm OEE txhim kho.
Tiag -Kev Tshawb Fawb Ntiaj Teb: Hloov Kab Hlau Slitting nrog Siemens HMI
Factory's Challenge
ATI Materials, tus thawj coj ntawm cov hlau tshwj xeeb rau aerospace thiab kev tiv thaiv, tau ntsib teeb meem loj nrog nws 1995-era steel slitting tshuab. Cov kev tswj hwm qub tau muaj peb qhov teeb meem loj: cov khoom siv tsis tu ncua uas nyuaj rau kev kho, lub vaj huam sib luag tus neeg ua haujlwm nyuaj uas ua haujlwm qeeb, thiab kev tswj tsis zoo thaum lub sijhawm slitting. Cov teeb meem no tau ua rau muaj kev poob qis tsis tu ncua, kev tsim khoom qis qis, thiab cov khoom tsis sib xws. Lub Hoobkas qhov qhab nia OEE tsuas yog 52%, qis dua cov qauv kev lag luam. Lawv xav tau ib qho kev daws teeb meem uas tuaj yeem hloov kho lub kaw lus tsis muaj kev cuam tshuam ntau lawm ntev.
Kev daws teeb meem: Siemens HMI thiab SCADA kev koom ua ke
Lub Hoobkas koom tes nrog Electronic Drives and Controls (EDC) los txhim kho cov txheej txheem siv Siemens HMI thiab lwm yam Siemens technologies. Lub hauv paus ntawm kev daws teeb meem yog hloov lub qub tswj vaj huam sib luag nrog Siemens HMI kev nplij siab vaj huam sib luag, ua ke nrog Siemens S7-1500 PLC thiab 6RA80 DC tsav. Pab neeg no tseem koom nrog Siemens HMI nrog SCADA system los sau thiab txheeb xyuas cov ntaub ntawv hauv lub sijhawm.
Ib qho kev hloov kho tseem ceeb yog Siemens HMI qhov kev nkag siab zoo interface. Nws hloov ntau pua ntawm cov nyees khawm tsis meej pem nrog cov lus pom meej meej uas qhia txog cov xwm txheej ntawm lub tshuab, cov qib nro, thiab kev ua haujlwm ceev. Cov neeg ua haujlwm tuaj yeem hloov kho sai sai thiab teb rau cov lus ceeb toom, ua tsaug rau lub vaj huam sib luag tus neeg siv - tus qauv tsim tus phooj ywg. Siemens HMI SCADA kev koom ua ke rau OEE kuj tau tso cai rau lub Hoobkas los taug qab cov sijhawm poob qis, cov nqi tsim khoom, thiab cov teeb meem zoo hauv ib lub hauv paus.
Cov txiaj ntsig: Kev txhim kho OEE ua yeeb yam
Kev txhim kho tau ua tiav nyob rau hauv tsawg dua plaub hnub, txo qis ntau lawm. Cov txiaj ntsig tau txais txiaj ntsig zoo: lub Hoobkas qhov kev xa tawm (ntau ntawm cov hlau ua haujlwm ib teev) tau nce 67%. Lub sij hawm tsis tau npaj tseg poob los ntawm 40% vim tias Siemens HMI tau xa cov ntawv ceeb toom tiag tiag - lub sijhawm ceeb toom txog cov teeb meem ntawm lub tshuab muaj peev xwm, tso cai rau pab pawg saib xyuas kho cov teeb meem ua ntej lawv raug kaw. Kev tswj nruj nruj los ntawm cov txheej txheem tshiab kuj tau txhim kho cov khoom zoo, txo cov khib nyiab los ntawm 18%.
Qhov tseem ceeb tshaj plaws, lub Hoobkas qhov qhab nia OEE tau dhia los ntawm 52% mus rau 78%- nce 26%. Qhov kev txhim kho no txhais ua kom tau nyiaj ntau dua thiab muaj kev sib tw muaj zog dua. Tus thawj tswj hwm cog tau sau tseg tias, "Lub Siemens HMI tau ua kom peb cov haujlwm ua haujlwm tau zoo dua qub. Cov neeg ua haujlwm ua haujlwm sai dua, thiab peb tuaj yeem ua cov ntaub ntawv- tsav kev txiav txim siab kom cov kab ua haujlwm tau zoo."
Ntsiab Siemens HMI nta Tsav OEE Optimization
Qhov kev vam meej ntawm qhov kev tshawb fawb no yog los ntawm cov yam ntxwv tshwj xeeb ntawm Siemens HMI uas tsom OEE cov ntsiab lus mob. Nov yog cov uas cuam tshuam tshaj plaws:
Tiag -Tsev Sijhawm Data Visualization
Siemens HMI qhia cov kev ntsuas OEE tseem ceeb -zoo li lub tshuab muaj, ceev ceev, thiab cov nqi tsis raug- ntawm qhov yooj yim-rau- nyeem dashboards. Cov neeg ua haujlwm thiab cov thawj coj tsis tas yuav tos cov lus ceeb toom; lawv tuaj yeem pom cov teeb meem thaum lawv tshwm sim. Piv txwv li, lub Hoobkas steel siv Siemens HMI WinCC rau OEE pom kev los taug qab lub sijhawm siv lub tshuab siv ntau npaum li cas, tsis ua haujlwm, lossis nqes. Qhov kev pom no tau pab lawv txiav lub sijhawm tsis ua haujlwm los ntawm 25%.
Standardized thiab intuitive interface
Cov txheej txheem qub qub feem ntau xav tau kev cob qhia dav vim tias txhua lub tshuab muaj qhov sib txawv. Siemens HMI siv cov qauv tsim qauv thoob plaws cov kab ntau lawm, txo lub sijhawm kev cob qhia rau cov neeg ua haujlwm tshiab. Lub vaj huam sib luag kev nplij siab lub touchscreen thiab cov cim meej ua rau nws yooj yim rau siv, txawm tias cov neeg ua haujlwm tsawg dua. Qhov kev tsim qauv no tseem txo qis tib neeg kev ua yuam kev, uas yog qhov ua rau muaj OEE tsawg.
Proactive tswb Management
Siemens HMI xa cov ntawv ceeb toom tam sim rau lub tshuab ua haujlwm, cov khoom siv qis, lossis qhov sib txawv tsis zoo. Cov lus ceeb toom suav nrog cov lus qhia meej txog yuav kho qhov teeb meem li cas, yog li cov neeg ua haujlwm tsis nkim sij hawm daws teeb meem. Nyob rau hauv lub Hoobkas steel, qhov no feature txiav lub sij hawm los daws teeb meem los ntawm 30 feeb mus rau 10 feeb nyob rau nruab nrab. Qhov no Siemens HMI tswb tswj kev txo downtime yog ib qho kev ua si -hloov rau OEE.
Seamless SCADA kev koom ua ke
Siemens HMI ua haujlwm zoo nrog SCADA systems los sau cov ntaub ntawv los ntawm ntau lub tshuab. Cov ntaub ntawv tseem ceeb no pab cov thawj coj txheeb xyuas cov kev tsis sib haum xeeb thoob plaws cov kab ntau lawm, tsis yog tib lub tshuab xwb. Piv txwv li, yog tias ib lub tshuab qeeb qeeb tuav tag nrho cov kab, SCADA system (ua ke nrog Siemens HMI) yuav chij nws, tso cai rau cov thawj coj kho cov sijhawm lossis kho qhov teeb meem.
Yuav Thov Li Cas Rau Koj Cov Kab Ntau Lawm
Lub tuam txhab steel txoj kev vam meej tsis yog tshwj xeeb. Txhua qhov chaw tsim khoom-txawm nws ua zaub mov, khoom siv hluav taws xob, lossis khoom siv tsheb- tuaj yeem siv Siemens HMI los txhim kho OEE. Pib los ntawm kev ntsuam xyuas koj qhov qhab nia OEE tam sim no thiab txheeb xyuas qhov ua rau muaj kev ua haujlwm tsis zoo (lub sijhawm poob qis, qeeb qeeb, lossis qhov tsis zoo). Tom qab ntawd, ua haujlwm nrog Siemens tus khub los tsim HMI thiab SCADA kev daws teeb meem raws li koj xav tau. Siemens HMI kev nplij siab vaj huam sib luag rau kev tsim khoom yog qhov pib zoo rau cov kab me me rau nruab nrab - cov kab loj.
Nco ntsoov, optimizing OEE yog cov txheej txheem tsis tu ncua. Siemens HMI tsis yog kho cov teeb meem xwb- nws muab cov ntaub ntawv los txhim kho koj cov haujlwm tsis tu ncua. Nyob rau tib lub sijhawm, koj tuaj yeem siv cov ntaub ntawv los kwv yees cov kev xav tau ntawm kev saib xyuas, txhim kho cov sijhawm tsim khoom, thiab cob qhia cov neeg ua haujlwm zoo dua.
Xaus
Qhov tseeb no -cov ntaub ntawv tshawb fawb thoob ntiaj teb ua pov thawj tias Siemens HMI thiab SCADA cov tshuab yog cov cuab yeej muaj zog rau kev txhawb nqa OEE. Los ntawm kev muab lub sijhawm tiag tiag - pom kev pom, kev ua haujlwm nkag siab, thiab kev ceeb toom ua haujlwm, Siemens HMI pab cov chaw tsim khoom ua kom tsis muaj txiaj ntsig rau kev tsim khoom. Lub Hoobkas steel 26% OEE nce qhia tau hais tias txawm tias cov kab ntau lawm tuaj yeem hloov pauv nrog cov thev naus laus zis zoo.
Yog tias koj lub Hoobkas tawm tsam nrog OEE qis, Siemens HMI tuaj yeem yog qhov kev daws teeb meem. Nws tsis yog hais txog kev kho vajtse kho dua tshiab xwb- nws yog hais txog kev ua kom koj cov haujlwm tau ntse dua, nrawm dua, thiab ntseeg tau ntau dua. Kev nqis peev hauv Siemens HMI hnub no, thiab pib qhib koj cov kab ntau lawm lub peev xwm.
