Kushandisa yakangwara vharafu chinzvimbo muinjiniya maitiro Kushandisa yakangwara yemagetsi valve positioner mukuita

Kushandisa yakangwara vharafu positioner muinjiniya kudzidzira Kushandisa yakangwara electric valve positioner mukuita Abstract: Kudzora muvharuvhu yekudzora, vharafu yekudzora muvharuvhu chinzvimbo. Sarudzo yevhavha inomira inobata zvakananga kuita kwese uye kunaka kwekudzora valve uye control system. Sarudza yakangwara vharafu chinzvimbo, vandudza iyo yakazara mashandiro evhavha inogadzirisa, kuti uwane iyo yakazara kuvandudzwa kwekutonga kuita. Mazwi akakosha: akangwara vharafu chinzvimbo oinjiniya LCD kutadza kuongororwa Mu petrochemical engineering dhizaini uye mainjiniya maitiro, isu tichasarudza akasiyana masisitimu uye mamwe marudzi ekuona nekudzora zviridzwa. Nei zvakadaro? Nekuti isu tinoda kuwana kutonga kwemaitiro, kuzadzisa yedu inodiwa kutonga maitiro. Kuzadzikiswa kweiyo control system kunosanganisira zvikamu zvitatu: kuona, controller uye regulating unit. Pakati pavo, kiyi yekushandiswa kweiyo control unit ndiyo control valve. Chigadziro chevhavha ndechimwe chezvinhu zvakakosha zvevhavha, zvinogona kutaurwa kuti nzvimbo yevhavha ndiyo uropi uye mweya wevhavha. Nemaitiro ekugadzirwa kweinjiniya uye mwero wepasi rose, isu tinonzwa kuti iyo yakajairwa vharafu positioner iri kuramba ichinetsa kusangana nezvinodiwa zveinjiniya dhizaini nekuita. Kunyanya mune epamberi kudzora masisitimu uye optimization control zvirongwa zvinobuda zvisingaperi, hungwaru dhizaini yave chinhu chinodikanwa. Kubva pakuzadzikiswa kwekuita kwese uye zvikomborero zvehupfumi zvehurongwa hwekutonga hwakakura kupfuura hwaro, isu tinowedzera uye tinosarudza yakangwara valve positioner. Semugadziri weinjiniya, munyori akashandisa yakangwara vharafu chinzvimbo inogadzirwa nevagadziri vakuru vezviridzwa kumba nekune dzimwe nyika. Yakasanganiswa neruzivo rwavo mukugadzira mainjiniya uye sevhisi, Siemens yakangwara vharafu chinzvimbo seyo huru, tichifunga nezvevamwe vagadziri, taura nezve mashandisiro eiyo yakangwara vharafu chinzvimbo mukuita kweinjiniya. Zvakanakira zveyakangwara vharafu chinzvimbo 1) inovandudza mashandiro evhavha inogadzirisa uye yekudzora sisitimu Kurongeka kweiyo yakangwara valve positioner yakakwira zvakanyanya, iyo inogona kuona iyo chaiyo kudzora kwevhavha inotonga, kuitira kuvandudza danho rekutonga. hurongwa. Uye zvakare, akangwara mavharuvhu positors anoita kuti zvive nyore kuseta iyo vharafu hunhu curve, senge yakaenzana muzana maitiro, Nokia PS2 inoteedzera inopa 1:25,1:33,1:50 maficha, ABB TZ> 2) chengetedza gasi, simba uye mutengo. Isu tinoda nguva dzose mukufambirana nepasirese, asi munyika *** hombe petrochemical kambani mutengo unodzorwa zvakanaka uye nyika yedu mushure memakore mazhinji ekuedza asi ichine gap rakakura kwazvo nenyika yepamusoro? Kubva pane zvishoma, hatina kuverenga nhoroondo dzehupfumi patakaita purojekiti. Tora mhepo yezviridzwa semuenzaniso, kugadzirwa kwemhepo yemhepo yakamira simba shoma rinoshandiswa 1.6MJ, imwe dhigirii yemagetsi ndeye 3.6MJ, magetsi emaindasitiri anowanzo 1 yuan / dhigirii, tisingatarise kubviswa kwemvura, kubviswa kwemafuta, guruva. kubviswa, kushandiswa kwemidziyo uye mari yevashandi vanobhadhara mari, avhareji yekugadzirwa kwemhepo yakatwasuka iri 0.44 yuan. Imba yekugara uye vamwe vagadziri venzvimbo dzehungwaru, nekuda kwezvikonzero zvehunyanzvi, kushandiswa kwegasi paawa kwakakura kwazvo, kazhinji kutaura, kugadzikana-kwenzvimbo gasi kushandiswa kwezvinhu izvi mu350 litres/awa. Chengetedza gasi reSiemens PS2 (yakadzikama gasi rinoshandiswa 36 l/h) uye ABB TZ> 3), chengetedza network yeruzhinji kugadzikana Kumabhizinesi makuru epetrochemical, nekuda kwemapoinzi egasi mazhinji, kushandiswa kwegasi hombe, kusvika kumagumo. mudziyo kana kure kure nemhepo compressor chiteshi, chiridzwa mhepo mhepo yakaderera, dzimwe nguva haigone kunyange kusimudzira yakajairika basa rekudzora vharafu, haigone kusangana neyakajairika kuchengetedza kugadzirwa kwechigadzirwa. Kana iyo yakangwara valve positioner ine yakaderera gasi kushandiswa yakagamuchirwa, iyo yakazara gasi kushandiswa kunoderedzwa nekuda kwekushoma gasi kushandiswa, kuitira kuchengetedza kugadzikana kwechiridzwa mhepo yeruzhinji network kudzvanywa uye kuve nechokwadi chakachengeteka uye chakavimbika kugadzirwa kwechishandiso. 4) Maitiro ekutanga ari nyore kwazvo Kune akawanda akangwara mavharuvhu chinzvimbo, maitiro ekutanga ari nyore kwazvo. Panyaya yeSiemens PS2, maitiro ekutanga anogona kupedzwa otomatiki nekudzvanya mabhatani mana uye kuseta mashoma mashoma paramita. Zvimwe zviri nyore ndezvekuti seti maparameter akaiswa pakombuta, anogona kuteedzerwa kune imwecheteyo mamiriro eiyo locator nekurodha batch, ** * kuchengetedza manpower uye nguva, kunyanya mumudziyo mutsva kutanga kana kugadzirisa. 5) Hungwaru kutaurirana modhi Chinhu chiri pachena cheiyo yakangwara vharafu positioner ndeyehungwaru kutaurirana. Kune yedu process indasitiri, inonyanya kushandiswa ndeye HART kutaurirana, kana PA fieldbus, kana FF fieldbus. Asi havasi vese vane hungwaru vanoisa mavharuvhu vanotsigira nzira dzekutaura dziri pamusoro. Siemens PS2 intelligent valve positioner, iyo inoshandiswa zvakanyanya mu petrochemical enterprises, haingotsigire chete pamusoro pekutaurirana protocol, asiwo inogona kuita AMS kutaurirana. Mune chaiyo engineering application, kana iyo HART kutaurirana (** inowanzoshandiswa, dzimwe nzira dzekutaurirana dzinogonawo kuva), kuburikidza nesoftware inoenderana nehardware, unogona kuchengetedza ruzivo rwese rweparameter yefekitari yakangwara valve inomira pakombuta, inova. iyo yakajairwa ruoko terminal haigone kuwana. Kana zvichidikanwa kuchengetedza kana kutsiva iyo yakangwara vharafu chinzvimbo, zviridzwa zvigadziriso zvinogona kudzoserwa nyore kubva pachigadziko cheruzivo uye nekukurumidza kudhawunirodha kune chinzvimbo chevhavha, iyo inochengetedza zvakanyanya nguva yebasa uye mutengo. Mukuwedzera, hazvisisiri zvakaoma kuchengetedza nhamba huru yedata. 6) Binary input ** kukiya chinja vharafu Kune yakangwara vharafu chinzvimbo, mazhinji acho ane ega-yekudzivirira anopindirana basa. Iyo ABB VALVE LOCATOR INOGONA KUZVIKHIHINA PACHIITIKA SIMBA RINODZIMIKA, UYE Iyo Siemens PS2 INOGONAWO KUZVIKHIYA KANA KUDZIMISA VIRIVIRI KANA CHIRATIDZO CHADHWA. Pamusoro peaya mabasa, aya malocators anogashirawo mapindiro kubva kunze kwekubatanidza masaini. Nepo aya maitiro emaketani asiri pahurongwa hwemamilliseconds, kune mazhinji maindasitiri ekuita, cheni yechipiri inokwana. Semuenzaniso, iyo yekupisa yevira yemafuta mafuta evhavha cheni. Panguva imwecheteyo, chiyero chekuchengetedza chepamusoro chinodiwa che millisecond level linkage, mune zvinodiwa zvekugadzira kuti zvigadzirwe zvakasiyana, zvisingabvumirwi kuiswa pamwe chete nekutonga loop, saka kudiwa kwehungwaru hwevhavha positioner inopindirana kusvika kune millisecond. mwero hausi unoshanda kukosha. 7) Yakanaka uye inokurumidza kugadzika kwekupatsanurwa kwekugadzirisa Zvinoenderana nezvinodiwa chaizvo, dhizaini yekugadzira inoda kushandisa chiratidzo chekuisa kuti iwane kutonga kwemavharuvhu maviri kana anopfuura anoronga mavharuvhu, izvo zvinoda iyo vheji yekumisikidza chete kune imwe mhando yemhinduro yechiratidzo chekuisa. Kutora Nokia PS2 semuenzaniso, zviri nyore kuseta nzvimbo yekutanga uye yekupedzisira poindi yekugadzirisa nesoftware kana bhuku. 8) Mhosva yakapfuma yekuongorora basa Kukanganisa kuongororwa basa ibasa rakakosha kwazvo rehungwaru hwevharuvhu chinzvimbo. Muchiito chekuvaka kana kutumwa, tichasangana nematambudziko akasiyana. Maitiro ekutonga uye kugadzirisa matambudziko aya nenzira kwayo kwakakosha kune yakajairwa uye yakachengeteka kugadzirwa kwechigadzirwa. Kune yakangwara locator, kuongororwa kwevhavha kuvuza, kurongedza vharafu, kupfeka vharafu, nezvimwewo, ibasa rinopihwa nevazhinji vakangwara vanogadzira locator. Asi kune zvakare vamwe vagadziri vanopa mashoma kana kusavapo mabasa, saka ive shuwa yekuverenga sampuli uye bvunza mugadziri kana uchisarudza mhando. Maviri akangwara evharuvha chinzvimbo sarudzo Mukugadzirwa kweinjiniya, isu tinofanirwa kunyatsosarudza yakakodzera yakangwara vharafu chinzvimbo, kunyanya kutarisisa kune anotevera mapoinzi: 1) Inodiwa kuzadzisa zvinodiwa zvepa-saiti yekushanda mamiriro uye kuziva hungwaru Isu tinosarudza yakangwara vharafu. positioner, ndeyekuwana basa rayo rehungwaru uye nekuvandudza kuita kwese kutonga. Naizvozvo, pasi pemamiriro ekugutsa mamiriro ekushanda emunda, njere indekisi yakakosha kwatiri. Hungwaru hunosanganisira basa rayo rekutaurirana, online kana offline fault diagnostic function, zvichingodaro. 2) Kushanda kwepa-saiti kunodiwa kuti kuve nyore Kune zvimwe zvine hungwaru mavharuvhu chinzvimbo zvigadzirwa, nekuti marongero akanyanya kuoma, mhedzisiro yechigadzirwa mukushandiswa chaiko. vakanganiswa. Naizvozvo, tinopa pekutanga kune zvigadzirwa zviri nyore kushanda. 3) Kudhura kwakanyanya kwekuita, kushandiswa kwesimba uye kuchengetedza mari Pamusoro pekudyara kwekutanga kwechiridzwa, isu tinoona zvakare mutengo wayo wekushanda. Kubva panguva yemakore 3 ~ 5, ndeupi rudzi rwechigadzirwa chakakwana kuita chakakwira, tinosarudza rudzi rwechigadzirwa. 4) Inoda pa-saiti kuratidzwa Kune mamwe akangwara evhavha positioner zvigadzirwa, nekuti hapana pane-saiti yemvura crystal kuratidza, saka mumunda kugadzirisa kunofanirwa kugadziridzwa neruoko opareta. Izvi zvinowedzera kumutengo. Uye zvakare, yeLCD liquid crystal kuratidza, kutarisisa kunofanirwa kubhadharwa kune yayo yekuratidzira maitiro pane yakaderera ambient tembiricha. 5) Inodiwa kuti ive nechokwadi chekushanda kwakajairika kwekumisikidza kure mune mamwe mamiriro ezvinhu Sezvo akawanda uye akakura petrochemical bhizinesi ave kushandisa iyo yakasanganiswa yepakati control room, chinhambwe kubva mukamuri yekudzora kuenda kune-saiti yakangwara valve positioner inogona kunge iri kure. Dambudziko rekudonha kwetambo voltage rinofanira kutariswa, kana zvisina kudaro iyo yakangwara valve positioner haigone kushanda zvakajairika. Vatatu vane hungwaru vharafu chinzvimbo muinjiniya tsika yekushandisa muenzaniso Mukuita kweinjiniya kuvaka uye mudziyo uchimhanya, nekuda kwedhizaini, kuvaka uye kugadzirisa kwezvikonzero zvakasiyana, mutongi anoburitsa kukundikana kwakasiyana. Kune mamwe matambudziko, isu tinogona kugadzirisa neakangwara valve positioner.