Siemens wanzeru magetsi valavu positioner debugging ndi wamba kusanthula valavu positioner ntchito mfundo zoyambira

Siemens wanzeru magetsi valavu positioner debugging ndi wamba kusanthula valavu positioner ntchito mfundo zoyambira

Mu pepala ili, mfundo yoyendetsera valavu ndi Siemens SIPART PS2 yanzeru magetsi valve positioner, njira zowonongeka, kusanthula zolakwika ndi njira zothandizira zimayambitsidwa ndikuwunikidwa mwatsatanetsatane. 1 mwachidule
Siemens SIPART PS2 wanzeru magetsi valve positioner (pano amatchedwa positioner), chifukwa cha mawonekedwe ake osavuta a makina a munthu-makina, akhoza kuyendetsedwa pa malowa kudzera makiyi pa positioner ndi LCD skrini, positioner imadziwika ndi mpweya wotsika kwambiri. kugwiritsa ntchito, kapangidwe ka menyu, kosavuta kusamalira, magwiridwe antchito odalirika, osavuta kudziwa, Kugwiritsa ntchito bwino, kwagwiritsidwa ntchito m'makampani amafuta ndi petrochemical m'dziko lonselo.
Kuphatikizidwa ndi machitidwe a uinjiniya, pepalali likufotokozera mwachidule za kuwongolera kwanzeru komanso zolakwika zomwe zimachitika pakuchotsa zolakwika.
2 Basic Debugging Njira za Locators 2.1 Operation Panel
Musanakonze cholota, muyenera choyamba kuzindikira gulu la opareshoni pa locator (Chithunzi 1). A ndi kiyi ya "dzanja laling'ono" ndi kiyi ya mode, dinani ndikugwira kwa 5 s kuti mulowe malire a malo; B ndi ya mgwirizano wowonjezera; C ndiye chinsinsi chotsitsa.
Chithunzi 1 Siemens SIPART PS2 chanzeru chamagetsi chamagetsi chamagetsi
2.2 Zikhazikiko za Parameter
Mukakhazikitsa magawo, kanikizani kiyi yogwira ntchito kaye ndikuyigwira kwa masekondi 5 kuti mulowetse mawonekedwe a parameter. Kanikizani kiyi yogwira ntchito kamodzi nthawi iliyonse kuti mulowetse menyu yazigawo zotsatirazi. Ngati mukufuna kusintha mtengo wokhazikika wa parameter, dinani batani la mmwamba kapena pansi kuti muyike.
Zodziwika bwino za menyu ya locator ndi izi:
Chinthu "1.YFCT" ntchito ya angular stroke, kusankha stroke molunjika, dinani kuti mupange kapena kumanga pansi kuti musankhe. Kutembenuka ndiko kukwapula kwa angular ndipo Way ndi stroke yowongoka. Chinthu chachiwiri "2.YAGL" ndikukhazikitsa njira yoyendera ya actuator. Pali njira ziwiri zokha zopangira izi: 33 ° ndi 90 °. Ngati actuator ili ndi stroke ya angular, imayikidwa ku 90 ° ndipo ngati actuator ili ndi stroke yowongoka, imayikidwa ku 33 °. Chinthu chachitatu "3.YWAY" maulendo osiyanasiyana. 90 ° pamene sitiroko ndi 20 mm; Pamene sitiroko ndi zosakwana 20 mm, kusankha 33 °. 4.INITA Chitsimikizo chokhazikika. Mukafuna cheke chodziwikiratu, dinani ndikugwira batani "+" kwa masekondi 5 kuti mudzifufuze; Kudziyesa kwachizolowezi kumakhala ndi masitepe a 7, omwe ndi: sitepe yoyamba ndi sitepe yachiwiri kuti mudziwe momwe mungayendetsere (RUN 1); Khwerero 3 yang'anani kusamutsidwa ndikusintha ziro ndi mtundu (RUN 2); Khwerero 4 Dziwani ndi nthawi yeniyeni yoyika (RUN 3); Khwerero 5 dziwani ** yocheperako (RUN4); Khwerero 6 Konzani zomwe zikuchitika kwakanthawi (RUN 5); Khwerero 7 Mapeto a Kudziyesa (FINSH). Chinthu chachisanu 5.INITM sichivomerezedwa kuti chitsimikizidwe pamanja. Katundu 6 "6.SCUR" Imayika VALVE CURRENT RANGE. 0 m A ndi 0 mpaka 20 m A, 4 m A ndi 4 mpaka 20 m A. Chinthu chachisanu ndi chiwiri "7.SDIR" ikhazikitse ndondomeko ya mtengo. Malinga ndi 4 ~ 20 mA chizindikiro cha valve kayendedwe 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 ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe kake. Chinthu chakhumi "10.TSUP" mtengo wokhazikika umakonda kukwera, sankhani auto. Katundu 12 "12.SFCT" kukhazikitsa mfundo ntchito. Sankhani Lin kwa sitiroko mwachindunji ndi N1-50 kwa sitiroko angular (makhalidwe obadwa nawo). Chinthu 38 "38.YDIR" chikuwonetsa ndi ndemanga za malo momwe zimayendera. Mayendedwe amayendedwe (mavavu oyankha akuwonetsedwa ndi malo) :gwa pansi; Dzukani! 39.YCLS imatsekedwa mwamphamvu ndi zosintha zoyendetsedwa. Katundu 50 "50.PRST" yambitsaninso kukhazikitsa. Ngati Zokonda pazigawo zomwe zili pamwambapa sizili zolondola pakusintha, mutha kukanikiza ndikugwira batani la Add (+) pansi pano. Pamene LCD ikuwonetsa "OCAY", kukonzanso kumapambana.
3 Zolakwika zofala ndi njira zothetsera mavuto
Mtundu: ngati utsi wa poyimitsa watsekedwa, ndiye kuti chitoliro cholowera ndi chotulutsa chikhoza kulumikizidwa mobwerera.
Chachiwiri: ngati valavu ikuphulika, kuchuluka kwake sikungapezeke, pali vuto la kutayikira, malo opangira ma valve ndi oposa 90% a locator linanena bungwe mpweya gwero chitoliro kutayikira.
Chachitatu: ngati chizindikiro cha 4 ~ 20 m cholandilidwa ndi woyimilira sichikugwirizana ndi momwe ma valve akumunda amayendera, ndiye sinthani zinthu za 7 ndi 38 za parameter Zikhazikiko mu menyu motsatira, mpaka chipinda chowongolera ndi munda ndizofanana.
(3) Ngati valavu silingadutse sitepe yoyamba kapena yachiwiri ndi yachitatu sangadutse nthawi zina, ndizotheka kuti pali vuto ndi ndodo ya ndemanga za valve. Chomangira cha ndodo ya mayankho sichimangika kapena screw sichili munjira yotsetsereka ya ndodo ya mayankho. Panthawiyi, tifunika kupeza ndodo yoyankhayo pamalo abwino ndikumangitsa screw, ndipo kudziyesa kuyenera kuchitika moyenera.
Chithunzi 2 Siemens SIPART PS2 wanzeru magetsi valve positioner gudumu chithunzi
(4) Nthawi zina, pamene chigawo chakufa chikakumana, pulley imathanso kusunthidwa podziyesa yokha ya locator kuti ipitirire.
4 mapeto
Kupyolera mu zaka zathu zambiri za Siemens SIPART PS2 wanzeru magetsi valve positioner debugging site ndi ndondomeko yowonongeka ya mavuto osiyanasiyana omwe amakumana nawo pakuwunika ndi mwachidule, tafotokoza mwachidule njira zowonongekazi ndi zochitika zowononga zolakwika. Tikukhulupirira kuti njira yothetsera vutoli ndi njira yothetsera mavuto yomwe yatchulidwa mu pepalali ikhoza kukhala ndi phindu linalake ndi ntchito kwa anzawo kapena ogwira nawo ntchito.
Mfundo yogwira ntchito ya valve positioner imayambitsidwa ndi valavu, malingana ndi mapangidwe a pneumatic valve positioner, magetsi a valve positioner ndi anzeru valve positioner, ndizitsulo zazikulu zoyendetsera valve, nthawi zambiri zimakhala ndi valavu yolamulira pneumatic, imavomereza chizindikiro chowongolera, ndiyeno ku chiwongolero chake chowongolera kuti chiwongolere valavu yolamulira pneumatic, pamene chowongolera, Kusuntha kwa tsinde la valve kumabwezeretsedwa ku malo opangira valavu ndi chipangizo cha makina, ndipo malo a valve amaperekedwa kumtunda wapamwamba ndi chizindikiro chamagetsi.
Malinga ndi kapangidwe ka pneumatic valavu positioner, valavu positioner, magetsi valavu positioner ndi wanzeru valavu positioner, ndi chachikulu ulamuliro valavu Chalk, nthawi zambiri ndi pneumatic valavu kulamulira, amavomereza regulator linanena bungwe chizindikiro, ndiyeno linanena bungwe lake linanena bungwe kulamulira pneumatic ulamuliro. valavu, pamene chowongolera, kusamutsidwa kwa tsinde ndi makina kupyolera mu ndemanga ku malo a valve, Malo a valve amatumizidwa kumtunda wapamwamba ndi chizindikiro chamagetsi.
Vavu poyika molingana ndi kapangidwe kake ndi mfundo zogwirira ntchito zitha kugawidwa kukhala choyimira valavu cha pneumatic, choyika valavu yamagetsi-gasi ndi choyika valavu wanzeru.
Valve positioner imatha kuwonjezera mphamvu yotulutsa valavu yowongolera, kuchepetsa kufalikira kwa chizindikiro chowongolera kumachitika, kufulumizitsa kuthamanga kwa tsinde la valavu, kuwongolera mzere wa valavu, kuthana ndi kukangana kwa tsinde la valve ndikuchotsa chikoka. ya mphamvu yosagwirizana, kuti muwonetsetse malo olondola a valve yolamulira.
Gulu la ma valve poyika:
Nthawi zambiri atha kugawidwa mu pneumatic valve positioner, magetsi valve positioner ndi wanzeru valavu positioner.
Valve positioner imagawidwa kukhala pneumatic valve positioner, valavu yamagetsi yamagetsi ndi yanzeru valavu potengera chizindikiro. Chizindikiro cholowera cha choyimira cha voliyumu cha pneumatic ndi chizindikiro chokhazikika cha gasi, mwachitsanzo, 20 ~ 100kPa chizindikiro cha gasi, chizindikiritso chake chomwe chimatuluka ndi chizindikiro chokhazikika cha gasi. Chizindikiro cholowera chamagetsi amagetsi ndi chizindikiro chapano kapena voteji, mwachitsanzo, 4 ~ 20mA chizindikiro chapano kapena 1 ~ 5V voteji chizindikiro, etc., chizindikiro chamagetsi chimasinthidwa kukhala mphamvu yamagetsi mkati mwa choyika chamagetsi chamagetsi, kenako chizindikiro cha gasi chotuluka ku valavu yowongolera. Wanzeru magetsi valavu poyikira izo zimayang'anira chipinda chotuluka chizindikiro panopa mu galimoto yoyendetsera valavu mpweya chizindikiro, malinga ndi tsinde valavu kukangana pamene ntchito, kuchepetsa sing'anga kusinthasintha kusinthasintha ndi mphamvu unbalancer, kotero kuti kutsegulira valavu mogwirizana ndi chipinda chowongolera linanena bungwe panopa chizindikiro. Ndipo magawo ofananira amatha kukhazikitsidwa ndi kasinthidwe kanzeru kuti apititse patsogolo magwiridwe antchito a valve yowongolera.
1 valavu ya pneumatic:
Njira yogwiritsira ntchito imakhudzana ndi choyika ma valve chomwe chimatembenuza ma siginecha amagetsi kukhala ma sign amphamvu ndikuwongolera kutsegula kwa valve ndi mpweya woponderezedwa kapena nayitrogeni ngati gwero la mpweya wogwira ntchito.
2. Choyika valavu yamagetsi:
Chizindikiro chapano cha DC choperekedwa ndi makina owongolera chimasinthidwa kukhala chizindikiro cha gasi choyendetsa valavu yowongolera kuti valavu yowongolera ichitike. Pa nthawi yomweyi molingana ndi kutsegulidwa kwa ndemanga za valve, kotero kuti malo a valve akhoza kuikidwa bwino molingana ndi chizindikiro chowongolera dongosolo.
3. Choyika valavu chanzeru:
Chitsanzo chogwiritsira ntchito chikugwirizana ndi choyika valavu chomwe sichifunikira kusinthidwa kwamanja, chimatha kuzindikira zero, chiwerengero chonse ndi friction coefficient ya valve yolamulira, ndikuyika zolamulira zokha.
Malinga ndi malangizo a zochita akhoza kugawidwa mu njira imodzi valavu positioner ndi njira ziwiri valavu positioner.
Choyimitsira valavu cha njira imodzi chimagwiritsidwa ntchito mu pisitoni actuator, choyimitsa valavu chimangogwira mbali imodzi, choyimira cha valavu chanjira ziwiri chimagwira mbali zonse za silinda ya pisitoni actuator, mbali ziwiri.
Malinga ndi kutulutsa kwa valavu ndi chizindikiro chopezera chizindikiro chagawika kukhala choyika valavu chabwino ndi choyimira valavu. Pamene chizindikiro cholowetsa ku choyikapo cha valve chikukwera, chizindikiro chotuluka chimawonjezeka, kotero kuti phindu limakhala labwino. Chizindikiro cholowetsa cha rection valve positioner chimawonjezeka, chizindikiro chotuluka chimachepa, chifukwa chake, phindu ndiloipa.
Malingana ndi chizindikiro cholowera cha valve ndi chizindikiro cha analogi kapena chizindikiro cha digito, chikhoza kugawidwa m'magawo wamba a valve ndi malo opangira magetsi a basi. Chizindikiro cholowetsa cha locator wamba valavu ndi kuthamanga kwa analogi kapena pakalipano, siginecha yamagetsi, chizindikiro cholowera cha fieldbus Electric valve locator ndi chizindikiro cha digito cha fieldbus.
Kutengera ngati choyika valavu chili ndi CPU, chitha kugawidwa m'malo wamba amagetsi amagetsi ndi choyika chanzeru chamagetsi. Ma valve odziwika bwino amagetsi alibe CPU, choncho alibe nzeru, sangathe kugwira ntchito zanzeru. Wanzeru magetsi ma valve positioner ndi CPU, amatha kuthana ndi ntchito yanzeru, mwachitsanzo, amatha kupititsa patsogolo chipukuta misozi, etc., fieldbus electrical valve positioner imathanso kutenga P>
Mfundo yogwiritsira ntchito valve positioner:
Valve positioner imatha kuwonjezera mphamvu yotulutsa valavu yowongolera, kuchepetsa kufalikira kwa chizindikiro chowongolera kumachitika, kufulumizitsa kuthamanga kwa tsinde la valavu, kuwongolera mzere wa valavu, kuthana ndi kukangana kwa tsinde la valve ndikuchotsa chikoka. ya mphamvu yosagwirizana, kuti muwonetsetse malo olondola a valve yolamulira.
Mfundo yogwira ntchito ya valve positioner
Choyimira valavu ndicho chowonjezera chachikulu cha valve yolamulira. Zimatengera chizindikiro chosinthira tsinde la valavu ngati chizindikiro choyezera mayankho, imatenga chizindikiro chowongolera ngati chizindikiro chokhazikitsa, kufananiza, pamene awiriwo ali ndi kupatuka, amasintha chizindikiro chake kukhala chowongolera, chimapangitsa kuti chiwongolero chichitike, chimakhazikitsa tsinde la valve. kusamuka ndi chizindikiro chowongolera pakati pa makalata amodzi ndi amodzi. Chifukwa chake, choyimira valavu chimakhala ndi njira yowongolera mayankho ndi kusuntha kwa tsinde ngati chizindikiro choyezera komanso kutulutsa kowongolera ngati chizindikiro chokhazikitsa. Kusintha 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 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 ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwekazi ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe kamwemwebumwemwe kapa kapanganinganinganidwenkemwe ukusebenza KOELEjiANIshonikhushoniwu kwoCHILIRA MAILIRA 2010, magawo amtundu wa 2019 kukhala chizindikiro cha valavu poyika pa actuator.