Kugwiritsa ntchito intelligent valve positioner mu engineering practice Kugwiritsa ntchito mwanzeru valavu yamagetsi pakuchita

Kugwiritsa ntchito intelligent valve positioner mu engineering practice Kugwiritsa ntchito mwanzeru valavu yamagetsi pakuchita

Chidziwitso: Kuwongolera mu valavu yowongolera, valavu yowongolera mu choyika valavu. Kusankhidwa kwa valve positioner kudzakhudza mwachindunji ntchito yonse ndi khalidwe la valve yolamulira ndi dongosolo lolamulira. Sankhani wanzeru valavu positioner, kusintha ntchito yonse ya valavu yowongolera, kukwaniritsa kuwongolera zonse kulamulira ntchito.
Mawu ofunikira: uinjiniya wanzeru wa valve positioner LCD kuwunika zolakwika Mu kapangidwe ka uinjiniya wa petrochemical ndi machitidwe aumisiri, tidzasankha machitidwe osiyanasiyana ndi mitundu yambiri yodziwira ndi kuwongolera zida. Ndichoncho chifukwa chiyani? Chifukwa tikufuna kukwaniritsa ulamuliro wa ndondomekoyi, kuti tikwaniritse zofunikira zathu zolamulira. Kukwaniritsidwa kwa kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe kake. Pakati pawo, chinsinsi chogwiritsira ntchito unit control ndi valve control. Choyimira valavu ndi chimodzi mwazinthu zofunika kwambiri za valavu, tinganene kuti choyika valavu ndi ubongo ndi moyo wa valve.
Ndi machitidwe opanga uinjiniya ndi miyezo yapadziko lonse lapansi, timawona kuti choyika ma valve wamba chimakhala chovuta kwambiri kukwaniritsa zofunikira zaukadaulo ndi machitidwe. Makamaka m'machitidwe apamwamba owongolera ndi machitidwe owongolera bwino amawonekera mosalekeza, kapangidwe kanzeru kakhala chofunikira kwambiri. Kuchokera pakuzindikira ntchito yonse komanso phindu lazachuma la kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe kake ndi kwakukulu kuposa malo oyambira, timasankha kwambiri ma valve positioner anzeru.
Monga wopanga uinjiniya, wolemba wagwiritsa ntchito chida chanzeru chopangidwa ndi opanga zida zazikulu kunyumba ndi kunja. Kuphatikizidwa ndi zomwe adakumana nazo pakupanga uinjiniya ndi ntchito, Siemens wanzeru valavu positioner monga chachikulu, poganizira opanga ena, kulankhula za ntchito wanzeru vavu positioner muzochita uinjiniya.
Ubwino wa choyika valavu wanzeru
1) kukonza magwiridwe antchito a valve yowongolera ndi dongosolo lowongolera
Kuwongolera kolondola kwa oyika ma valve anzeru ndi apamwamba kwambiri, omwe amatha kuzindikira kuwongolera kolondola kwa valavu yowongolera, kuti apititse patsogolo kuwongolera kwadongosolo. Kuphatikiza apo, ma valavu anzeru amapangitsa kukhala kosavuta kuyika mawonekedwe a valve, monga mawonekedwe ofanana, Nokia PS2 mndandanda umapereka 1:25,1:33,1:50 mawonekedwe, ABB TZ> 2) kupulumutsa gasi, mphamvu ndi mtengo.
Timafunikira mosalekeza mogwirizana ndi mayiko, koma padziko lapansi *** mtengo wa kampani yayikulu ya petrochemical umayendetsedwa bwino komanso dziko lathu patatha zaka zambiri zoyeserera koma lili ndi kusiyana kwakukulu ndi dziko lotsogola? Kuchokera pamalingaliro ang'onoang'ono, sitinawerengere ndalama zachuma pamene tinachita ntchitoyi. Tengani mphepo chida monga chitsanzo, kupanga ofukula chida mphepo kumwa osachepera mphamvu ndi 1.6MJ, digiri imodzi ya magetsi ndi 3.6MJ, mafakitale magetsi zambiri 1 yuan / digiri, osaganizira kuchotsa madzi, kuchotsa mafuta, fumbi. kuchotsa, zida ndalama ndi ndalama ogwira ntchito zida malipiro, pafupifupi kupanga ofukula chida mphepo ndi 0,44 yuan. Oyang'anira pakhomo komanso opanga malo anzeru, chifukwa chazifukwa zaukadaulo, kugwiritsa ntchito gasi pa ola ndikwambiri, kunena zambiri, kugwiritsa ntchito gasi mosadukizadukiza pamalita 350 / ola. Sungani mpweya wa Siemens PS2(kugwiritsira ntchito gasi wokhazikika 36 l/h) ndi ABB TZ> 3), sungani kupanikizika kwapaintaneti kwa anthu onse.
Kwa mabizinesi akuluakulu a petrochemical, chifukwa cha malo ochulukirapo a gasi, kugwiritsa ntchito gasi wamkulu, mpaka kumapeto kwa chipangizocho kapena kutali ndi malo opangira mpweya, mphamvu ya mphepo ya zida ndi yotsika kwambiri, nthawi zina sangathe ngakhale kulimbikitsa ntchito yabwinobwino yowongolera. valavu, sangathe kukumana yachibadwa chitetezo kupanga chipangizo. Ngati wanzeru valavu positioner ndi otsika gasi kumwa watengera, okwana gasi kumwa adzakhala yafupika chifukwa chochepa mpweya kumwa, kuti apitirize bata la chida mphepo kukakamiza anthu maukonde ndi kuonetsetsa otetezeka ndi odalirika kupanga chipangizo.
4) Njira yoyambira ndiyosavuta
Kwa oyika ma valve ambiri anzeru, njira yoyambira ndiyosavuta kwambiri. Pankhani ya Siemens PS2, ndondomeko yoyambira imatha kumalizidwa mwa kukanikiza mabatani anayi ndikuyika magawo osavuta. Zosavuta kwambiri ndikuti magawo omwe adakwezedwa pakompyuta, amatha kukopera kumtundu womwewo wa locator potsitsa batch, ** * kupulumutsa antchito ndi nthawi, makamaka pakuyambitsa kapena kukonzanso kwa chipangizo chatsopanocho.
5) Wanzeru kulankhulana mode
Chodziwika kwambiri cha choyika valavu chanzeru ndicho kulankhulana mwanzeru. Pamakampani athu opanga ma process, omwe amagwiritsidwa ntchito kwambiri ndi HART communication, kapena PA fieldbus, kapena FF fieldbus. Koma si onse oyika ma valve anzeru omwe amathandiza njira zoyankhulirana pamwambapa. Nokia PS2 intelligent valve positioner, yomwe imagwiritsidwa ntchito kwambiri m'mabizinesi a petrochemical, sikuti imangothandizira njira yolumikizirana pamwambapa, komanso imatha kuchita kulumikizana kwa AMS. Mu ntchito yeniyeni ya uinjiniya, ngati kulumikizana kwa HART (** komwe kumagwiritsidwa ntchito nthawi zambiri, njira zina zoyankhulirana zitha kukhala), kudzera pa pulogalamu yofananira ndi zida, mutha kusunga zidziwitso zonse za fakitale yanzeru yamagetsi pakompyuta, yomwe ili wamba wogwirizira m'manja terminal sangathe kukwaniritsa. Pakafunika kusungitsa kapena kusintha malo oyika ma valve anzeru, zida za zida zitha kubwezeredwa mosavuta kuchokera pachidziwitso ndikutsitsidwa mwachangu ku choyika ma valve, zomwe zimapulumutsa kwambiri nthawi yogwira ntchito ndi mtengo. Komanso, sikulinso zovuta kupulumutsa ambiri deta.
6) Kulowetsa kwa binary ** loko losinthira valavu
Kwa oyika ma valve anzeru, ambiri aiwo ali ndi ntchito yolumikizirana yodziteteza. ABB VALVE LOCATOR Ikhoza KUDZIKHALITSA PAMENE MPHAMVU YATHA, NDIPO Nokia PS2 Ingathenso KUDZIKOLA KAPENA KUZITSITSA VUTO PAMENE CHIZINDIKIRO chitha. Kuphatikiza pa ntchito izi, malowa amalandilanso zolowa kuchokera kuzizindikiro zakunja zolumikizirana. Ngakhale machitidwe amaketaniwa sali pa dongosolo la ma milliseconds, kwa mafakitale ambiri opanga ndondomeko, maunyolo achiwiri ndi okwanira. Mwachitsanzo, ng'anjo yowotchera mafuta opangira mafuta. Panthawi imodzimodziyo, mlingo wa chitetezo cha zofunikira kwambiri za kugwirizanitsa kwa msinkhu wa millisecond, muzofunikira zapangidwe kuti zikhazikitsidwe padera, osaloledwa kuikidwa pamodzi ndi loop yolamulira, kotero kufunikira kwa anzeru a valve positioner interlocking kuti afike ku millisecond. mlingo sikutanthauza tanthauzo.
7) Kukonzekera kosavuta komanso kofulumira kwa kusintha kwa magawo
Malinga ndi zosowa zenizeni, mapangidwe a uinjiniya amayenera kugwiritsa ntchito chizindikiro cholowera kuti akwaniritse kuwongolera ma valve awiri kapena kuposerapo, zomwe zimafuna kuti choyika ma valve pamlingo winawake woyankha. Kutenga Siemens PS2 mwachitsanzo, ndi yabwino kukhazikitsa poyambira ndi kutha kwa ndondomeko kusintha ndi mapulogalamu kapena Buku.
8) Ntchito yofufuza zolakwika zambiri
Fault diagnosis ntchito ndi ntchito yofunika kwambiri ya wanzeru valve positioner. Pakumanga kwenikweni kapena kutumidwa, tidzakumana ndi zovuta zosiyanasiyana. Momwe mungaweruzire ndi kuthetsa mavutowa molondola ndikofunika kwambiri pakupanga kwadongosolo komanso kotetezeka kwa chipangizocho. Kwa wozindikira wanzeru, kuzindikira kwa kutuluka kwa ma valve, kuyika ma valve, kuvala ma valve, ndi zina zotero, ndi ntchito yoperekedwa ndi opanga malo anzeru kwambiri. Koma palinso opanga ena amapereka ntchito zochepa kapena ayi, choncho onetsetsani kuti mwawerenga chitsanzo ndikufunsana ndi wopanga posankha mtunduwo.
Zosankha ziwiri zanzeru zoyika ma valve
Mu kapangidwe ka uinjiniya, tiyenera kusankha mosamala valavu yoyenera, makamaka kulabadira mfundo zotsatirazi:
1) Imafunika kukwaniritsa zofunikira za malo ogwirira ntchito pamalowo ndikuzindikira luntha
Timasankha wanzeru valavu positioner, ndi kupeza ntchito yake wanzeru ndi kusintha wonse kulamulira ntchito. Chifukwa chake, pansi pamikhalidwe yokhutiritsa mikhalidwe yogwirira ntchito kumunda, luntha ndilofunikira kwambiri kwa ife. Luntha limaphatikizapo ntchito yake yolumikizirana, ntchito yapaintaneti kapena yapaintaneti, ndi zina.
2) Kugwira ntchito pamalowo kumafunika kukhala kosavuta
Kwa zinthu zina zanzeru za valve positioner, chifukwa choyikapo ndizovuta kwambiri, zotsatira za mankhwala pakugwiritsa ntchito kwenikweni zimakhudzidwa. Choncho, timaika patsogolo zinthu zomwe zimakhala zosavuta kuzigwiritsira ntchito.
3) Kuchita zotsika mtengo, kugwiritsa ntchito mphamvu komanso kupulumutsa ndalama
Kuphatikiza pa ndalama zoyambira za chidacho, timaganiziranso mtengo wake wogwirira ntchito. Kuyambira nthawi ya zaka 3 ~ 5, ndi mtundu wanji wazinthu zomwe zimagwiritsidwa ntchito kwambiri, timasankha mtundu wanji wazinthu.
4) Pamafunika kuwonetsedwa patsamba
Kwa mankhwala ena anzeru a valve positioner, chifukwa palibe mawonedwe a galasi lamadzimadzi pa malo, kotero m'munda kusintha kuyenera kusinthidwa ndi woyendetsa dzanja. Izi zimawonjezera mtengo. Kuphatikiza apo, pazowonetsera za LCD zamadzimadzi za kristalo, chidwi chiyenera kuperekedwa pakuwonetsa kwake pakutentha kotsika kwambiri.
5) Ndikofunikira kuonetsetsa kuti ntchito yanthawi zonse ya kukhazikitsa kwakutali nthawi zina
Pamene mabizinesi akuluakulu a petrochemical tsopano akugwiritsa ntchito chipinda cholumikizira chapakati, mtunda kuchokera kuchipinda chowongolera kupita kumalo opangira ma valve anzeru ungakhale kutali kwambiri. Vuto la kutsika kwamagetsi kwa chingwe liyenera kuganiziridwa, apo ayi woyika ma valve wanzeru sangathe kugwira ntchito moyenera.
Mavavu atatu anzeru muzochita zaumisiri chitsanzo
Popanga uinjiniya ndikugwiritsa ntchito chipangizocho, chifukwa cha kapangidwe kake, kamangidwe ndi kukonza pazifukwa zosiyanasiyana, wowongolera adzatulutsa zolephera zosiyanasiyana. Pazovuta zina, titha kuthana ndi mavavu anzeru.