Din Rising Stem Ductile Iron Resilient Seat Gate Valve f4

Ndife oyamba m'mabokosi anu obwera kudzabwera kudzakutumizirani ndipo tikukupatsani nkhani zofunika kwambiri pamakampani zomwe zimakupangitsani kukhala anzeru komanso otsogola kwambiri pamsika wampikisano womwe ukusintha nthawi zonse. Ndife oyamba m'mabokosi anu obwera kudzabwera kudzakutumizirani ndipo tikukupatsani nkhani zofunika kwambiri pamakampani zomwe zimakupangitsani kukhala anzeru komanso otsogola kwambiri pamsika wampikisano womwe ukusintha nthawi zonse. Ma valve olondola, mapaipi ndi zolumikizira ndizofunikira kuti zida zopangira magetsi zizigwira bwino ntchito. Zidazi zimaphatikizapo zinthu zomwe zimakhala ndi mapangidwe osiyanasiyana omwe angakhazikitse njira zolumikizirana bwino komanso zosindikizira, komanso kukhala ndi kukhulupirika kolumikizana bwino, potero kuonetsetsa kuti zikugwira ntchito motetezeka m'mafakitale amagetsi otenthetsera, nyukiliya komanso mphamvu zongowonjezwdwa. Wopangayo akuwonetsa kuti polimbikitsa zinthu zake, ndalama zoyikapo zimakhala zotsika, chitetezo ndi magwiridwe antchito zimakonzedwa, ndipo nthawi yokonzekera komanso yosakonzekera imachepetsedwa. Nawa ena otsogola opanga ndi makampani othandizira ma valve opangira magetsi, mapaipi ndi zolumikizira. Boldrocchi adamaliza kuyesa bwino kwa valve yake yatsopano ya 7m by 7m diverter yamagetsi opangira gasi koyambirira kwa chaka chino. Valavu yopatulira ndi valavu yanjira zitatu yomwe imatha kutulutsa mpweya wotulutsa mpweya kupita kumlengalenga kudzera pa chumney, kapena mu jenereta yobwezeretsa kutentha. Damper ili ndi mphamvu yochuluka kwambiri ndipo imapitirira muyeso wa kusindikiza kwa geometric, kusindikiza kusindikiza ndi nthawi yotseka, pamene kuchepetsa kukonza ndi kuphweka mayendedwe ndi kusonkhanitsa. Diverter yatsopanoyi imalolanso kusintha kofulumira kuchokera ku dongosolo limodzi lozungulira kupita ku dongosolo lozungulira. Idapangidwa kuti izitha kupirira kutentha mpaka 700C (1,300F), kugwedezeka ndi chipwirikiti cha gasi, ndikuwongolera mavalidwe azinthu. Diverter ili ndi makina osindikizira mpweya, omwe amatha kupanga digirii yosindikizira ya mpweya wotulutsa mpweya wofanana ndi 100% (kusindikiza kwathunthu). Kuthamanga kwa chisindikizo cha mpweya ndikokulirapo kuposa +500 mm yamadzi (mm wc), ndipo wopanga zida zoyambira nthawi zambiri amafuna +50 mm wc. Shunt ili ndi hydraulic actuator. Malinga ndi zomwe makasitomala amafuna, nthawi yake yogwira ntchito ndi yochepera masekondi 60, ndipo nthawi yotseka mwadzidzidzi ndi yochepera masekondi 20. Komabe, shunt idapangidwa ndikupangidwa kuti ifupikitse nthawi yoyendetsa. Boldrocchi adapanga chogawa kuti chikhale chosavuta kunyamula ndi kusonkhanitsa. Chogawikacho chikhoza kusonkhanitsidwa kale mu zidutswa zingapo, kapena chikhoza kusonkhanitsidwa ndi kuperekedwa (gawo limodzi). Boldrocchi adapanga choboola kuti chiyike mosavuta pansi pa chimney chopopera chozungulira m'malo mwa chigongono chomwe chilipo. Boldrocchi, Biassono, Italy Spirax Sarco Engineering Co., Ltd. imapereka zinthu ndi ntchito zothetsera mphamvu zamagetsi. Spira-trol modular control valve yake yakhala ikugwiritsidwa ntchito kufakitale, kulola kukhazikitsa "plug and play" mwachangu. Spira-trol's modular design ili ndi mpando wa valve "clamp-in-place" wosintha mwamsanga, zomwe zikutanthauza kuti ntchito yake ingasinthidwe kuti igwirizane ndi kusintha kwa zomera popanda kusintha valavu yonse. Mpando wa valve wodziyimira pawokha wa in-situ umathandizira kukonza bwino, kotero palibe zida zapadera zomwe zimafunikira, ndipo palibe chifukwa chochotsa valavu papaipi. Izi zitha kupulumutsa ndalama zambiri poyerekeza ndi mapangidwe achikhalidwe omwe nthawi zambiri amakhala ndi mpando wa valve wokhazikika. Mpando wa valavu wopindika nthawi zambiri umakhala pamalo ake, zomwe zimafuna kuti valavu iphwanyidwe, zomwe zimapangitsa kuti mbewuyo ikhale ndi nthawi yayitali. Perekani 1/2 inchi mpaka 4 inchi yamagetsi ndi pneumatic Spira-trol valve, mpaka ANSI 150 flange version. Ndi mndandanda wathunthu wazinthu za Spira-trol (zowonjezereka mpaka mainchesi 8) ndi ANSI 600 kuthamanga kwamitundu, Spirax Sarco imatha kupereka njira zowongolera kuchokera pakuwotcha, mpweya wabwino komanso zoziziritsa kukhosi kuti zitheke komanso mphamvu zogwirira ntchito. Spirax Sarco, Cheltenham, UK Clark Valve Company yalengeza kuti kapangidwe kake kavavu kachipata kalandila chiphaso cha API 641, chomwe ndi valavu yoyamba yowongolera kulandira chiphaso chotsika chotere. Muyezo wa API 641 umagwira ntchito pazida zonse zosindikizira tsinde, ndipo kutayikira kwakukulu kovomerezeka ndi magawo 100 pa miliyoni ndi voliyumu (ppmv). Muyezo uwu wa mayeso a API umafuna kuti valavu itenge maulendo a 610 pansi pa kusinthasintha kwakukulu kwa kutentha kuti awone momwe mpweya umayendera panthawi yothamanga ya moyo. Kutulutsa kothawa kuchokera ku mapangidwe amtundu wa valve m'mafakitale ndizomwe zimayambitsa kuipitsidwa kwa mpweya, ndipo mapangidwe apadera a ma valve a pakhomo amapereka chisindikizo chabwino kwambiri pa tsinde la valve, potero amachepetsa mpweya umenewu. Valavu yotsekera yokhala ndi patent idayesedwa paokha ndi Yarmouth Research and Technology. Vavuyo idatsimikizira kuti valavuyo idayesa mayeso otsika osakwana 20 ppmv, pansi pa malire a 100 ppmv. Mapangidwe apadera a valavu yotsekera kale ndi valavu yabwino kwambiri yoyendetsera ntchito padziko lonse lapansi, ndipo tsopano ndiyonso valavu yotetezera zachilengedwe. Clarke Valve, Miami, Florida Westinghouse yakhazikitsa zisindikizo zake za Sigma Reactor Coolant Pump (RCP), zomwe zidapangidwa kuti ziziphatikizana ngati zida zosinthira m'badwo woyamba wa Westinghouse RCP ndi zida zamakampani. Cholinga chake ndi kupereka chithandizo chodalirika kwa zaka 12, zomwe zingapulumutse ndalama, kuchepetsa mlingo komanso kupititsa patsogolo chiopsezo cha mafakitale a mphamvu za nyukiliya. Zisindikizo za Sigma zimakonzedwa kuti zitheke kuchita zodziwikiratu komanso kuchepetsa kukhudzidwa kwa chilengedwe, ndipo zimathandizidwa ndi maola opitilira 20,000 achitukuko ndi kuyezetsa ziyeneretso. Zisindikizo za Sigma zimagwirizana kwathunthu ndi zisindikizo za Westinghouse SHIELD zotsekereza zotsekera. Njira ya kampaniyi imapereka njira yosindikizira yokwanira, yotsika mtengo yokhala ndi kudalirika kwambiri komanso moyo wautali, komanso mawonekedwe achitetezo ophatikizika. Mapangidwe atsopano a Sigma chisindikizo amachokera ku zaka zoposa 40 zachitukuko ndi deta yogwiritsira ntchito zisindikizo za Westinghouse RCP. Zisindikizo za Westinghouse RCP zagwira ntchito bwino kwa maola oposa 150 miliyoni mu ma RCP oposa 600 m'makina opanikizika amadzi padziko lonse lapansi. Westinghouse Electric Company, Monroeville, Pennsylvania Everlasting Valve's boiler blowdown valves amagwiritsa ntchito ukadaulo wa kampaniyo wa rotary valve, womwe umagwira ntchito bwino kwambiri komanso kwanthawi yayitali. Ma valve on-off awa amatha kutulutsa bwino matope omwe amapangidwa mu boiler ya nthunzi. Ali ndi masinthidwe a mbali yakumanja ndi ngodya kuti atsegule mwachangu komanso kutseguka pang'onopang'ono, ndipo ndi oyenera kugwiritsa ntchito kuphatikiza kuphulika kwa boiler ya nthunzi, kutsika kwapamtunda, kukhetsa kwamadzi, ndi ma valve oyimitsa ndi ma valve oyimitsa. Valavu ya Everlasting's boiler blowdown imachokera ku boiler ya ASME ndi chotengera chokakamiza gawo 1 code ndi ANSI B16.31 mapaipi amagetsi. Ma valve awa amapangidwa kuti achepetse kwambiri ndalama zosamalira komanso nthawi yopuma. Mpando wa valve ndi disc ukhoza kupangidwa ndi chitsulo chosapanga dzimbiri, ndipo valavu imapangidwa ndi chitsulo choponyedwa kapena chitsulo cha carbon chokhala ndi ulusi kapena flanged. Valve of Eternity, South Plainfield, New Jersey Copes-Vulcan's DSCV-SA (Direct Steam Transfer Valve-Steam Atomization) ya mtundu wa SPX FLOW imakwaniritsa zofunikira kuti igwire bwino ntchito ndipo imakhala yotseka kwambiri. Zimathetsa kugwedezeka kwa kutentha, ndipo zimakhala ndi kusintha kwakukulu, kukula kwake ndi kusinthasintha kwa unsembe, komanso ndalama zochepa zokonza. The DSCV-SA Copes-Vulcan kuthamanga kuchepetsa ndi kutentha valavu ali ndi ngodya dongosolo. Nthunzi imalowa kudzera pa doko lolumikizira nthambi, ndipo nthunzi imatulutsidwa kudzera pa doko lolumikizira. Malinga ndi zomwe kasitomala amakonda, kugwirizana kungakhale flanged kapena matako welded. Magawo awa amapangidwa m'magawo awiri kuti apereke kusinthasintha kwakukulu kwamakasitomala. Mbali yothamanga kwambiri ya chipangizocho ndi chojambula kapena chojambula, ndipo gawo lotsika kwambiri ndilopangidwa kale. Vavu ili ndi kapu ya bawuti kuti ifike ku ANSI 900 #, kuphatikiza ANSI 1500 #, ndi ma valve opanikizika amasindikiza mpaka ANSI 4500 # mpaka ANSI 4500 #. Malingana ndi kutsika kwapakati ndikukwaniritsa zofunikira za phokoso linalake la phokoso, valavu ikhoza kukhala ndi teknoloji imodzi ya HUSH, masitepe ambiri a HUSH kapena Copes-Vulcan RAVEN. Valavu imatengera lingaliro la kuwongolera koyendetsa bwino koyendetsa ndege, yokhala ndi kuthamanga kwambiri, mawonekedwe amtundu umodzi wa valavu, omwe amatha kutsimikizira kudulidwa kwa V-level mosamalitsa komanso kobwerezabwereza malinga ndi ANSI / FCI 70-2. Copes-Vulcan / SPX FLOW, McKean, Pennsylvania Huntington Fusion Technology HFT tsopano imapanga magulu opangira ma argon feed hose okhala ndi zotchingira zosadukiza, zomwe ndikupita patsogolo kwaukadaulo woyeretsa weld. Paipi yachilengedwe ya rabara imakhala ndi chowongolera mpweya wa argon, kumapeto kwake komwe kumalumikizidwa mwachindunji ndi mtundu uliwonse wa chitoliro cha inflation ndi chitoliro cha weld purge system, ndipo mbali inayo imalumikizidwa ndi gwero la gasi. Mipaipi yapaipiyi itha kugwiritsidwanso ntchito ponyamula mpweya wina womwe umafunikira kusindikizidwa kosindikizidwa. Ma adapter ena otulutsa umboni amaperekedwa kuti alumikizane ndi argon regulator, ndipo mbali ina ya kulumikizana komwe kumalumikizidwa kale kumalumikizidwa ndi makina onse owotcherera a HFT Argweld ndi kuyeretsa. Zida zonsezi zapamwamba zimathandizira kuthetsa zovuta zolumikizana ndi kuwotcherera zomwe ma welder angakumane nazo m'munda. The argon feed hose itha kuperekedwanso kumakina ena onse a inert/argon tungsten arc welding (TIG/GTAW) ngati pakufunika. The payipi angagwiritsidwe ntchito muyezo kutalika osiyanasiyana, kutalika osiyanasiyana mamita 30 (m), 25 m, 20 m, 15 m, 10 m ndi 5 m. Paipi ya chakudya cha argon imakumana ndi muyezo wa Briteni BS EWN 599. Kutentha kwa payipi iliyonse ya chakudya kumayambira -30C mpaka 80C, ndipo chitetezo chimakhala katatu kuposa 20 bar (300 psi). Huntingdon Fusion Technology HFT ku Burry Port, UK Victaulic's QuickVic SD yokonzekera kukhazikitsa ndi ukadaulo wolumikizana ndi mapaipi athyathyathya opangidwira makina azitsulo za kaboni okhala ndi kukula kwa 2 mainchesi/DN50 ndi pansi. Ndi njira yabwino kwambiri yolumikizira chitoliro chachuma komanso yothandiza pamakina ang'onoang'ono awiri. Poyerekeza ndi zipangizo zamakono chitoliro ndi njira unsembe, akhoza kwambiri kupulumutsa okwana unsembe mtengo. Dongosololi limaphatikizapo zolumikizira zokonzeka kukhazikitsa, zolumikizira ndi ma valve, komanso zida zodulira ndi zolembera za PC3110. Kukula kwa mankhwala ndi 1/2 inchi 2 inchi / DN15 kuti DN50, ndipo angagwiritsidwe ntchito Ndandanda 10 mpaka 80 mpweya zitsulo chitoliro, pazipita ntchito kuthamanga ndi kutentha oveteredwa ndi 300 psi / 2068 kPa / 21 kapamwamba ndi 250F / 120C ( pogwiritsa ntchito EPDM [ethylene propylene Diene monomer] rabara gasket). Victaulic, Easton, Pennsylvania Chojambulira chigongono cha chitoliro cha ELSCAN chimatha kusanthula zigongono zowongoka zokhala ndi mainchesi 4 mpaka 42 kunja. Izi opepuka wapawiri-olamulira sikana ntchito Mipikisano chinthu kapena magawo angapo akupanga transducers kusonkhanitsa mkulu kusamvana makulidwe miyeso, kuthandiza mphamvu zomera kupewa otaya-inapita patsogolo dzimbiri. Maginito osinthika amatha kulumikizana bwino ndi payipi ndi chigongono ndikuwunikiridwa kuti muyezedwe bwino. Mothandizidwa ndi ma encoder shafts awiri, sikaniyo imatha kuyang'ana gawo lililonse kapena chigongono chonse. WesDyne, wothandizidwa ndi mwiniwake wa Westinghouse Electric Company, ndiwopereka zinthu ndi ntchito padziko lonse lapansi za kuyesa kosawononga (NDE), komanso mtsogoleri wodziwika pamakampani opanga magetsi popanga ndikugwiritsa ntchito njira zamakono, zapamwamba za NDE zothetsera kuyezetsa akupanga. zovuta . Chojambuliracho chikhoza kugulidwa padera kuti mudziwonere nokha, kapena gulu loyendera la WesDyne NDE lingapereke ntchito zonse, zotsika mtengo komanso zoyendera mapaipi panthawi yake. WesDyne International ya Madison, Pennsylvania Baker actuators ndi mayankho odalirika pakuwongolera ma valve a mafakitale. Atha kupereka malo a digiri ya 0.1 molondola ndikuthana ndi zovuta zomwe zidachitika muukadaulo wina wamatekinoloje, kuphatikiza ma actuators achikhalidwe amagetsi, ma pneumatic actuators ndi ma hydraulic actuators. Baker actuators amafuna pafupifupi kusamalidwa, ndipo malo awo amakhalabe okhazikika pakapita nthawi mosasamala kanthu za katundu. Amangofunika mphamvu zochepa kuti agwire ntchito, ndipo palibe zoletsa ntchito, chifukwa ma actuators a Beck sangatenthe kapena kuwotcha. Ma actuators onse a Beck amatha kugwira ntchito mosalekeza popanda kuletsedwa ndi kusinthasintha kapena nthawi yogwiritsira ntchito, ndipo amatha kugwira ntchito 24/7 mosasamala kanthu za kukonza. Gulu latsopano la 57 rotary valve actuator lawonjezera ntchito ndipo lapangidwa kuti likwaniritse zofunikira za malo ambiri akutali ndi owopsa. Zatsopano ndi zabwino zake zikuphatikiza kuthekera kogwiritsa ntchito magetsi a 12-48 VDC DC, ndikupangitsa kuti ikhale yoyenera kugwiritsidwa ntchito ndi mapanelo adzuwa. Ali ndi malo owopsa a Gulu I, Gulu 1, Gulu B, C ndi D. Ali ndi chitetezo chamagetsi opangira magetsi komanso chosungira chamkati cha super capacitor chosungira. Beck-Harold Beck ndi Sons, Newtown, Pennsylvania Cornwall amapereka Swivldisc apamwamba kwambiri, mavavu olowera pachipata chautumiki omwe ali ndi makulidwe kuyambira 1/2 inchi mpaka mainchesi 4 ndi ASME/ANSI kuthamanga kwa 4500#. The zipangizo muyezo yomanga ndi mpweya zitsulo 216 GR WCB, Chromalloy SA-217 GR WC9, SA-217 GR C12A ndi SA-351 CF3M. Zida zina zitha kuperekedwa popempha. Zosankha zikuphatikiza bypass, air kapena motor actuators. Swivldisc gate valve ili ndi mapangidwe abwino kwambiri a chipata chomwe chimagwiritsa ntchito disc yosinthika. Chimbalecho chimapangitsa kuyanjanitsa kwabwino kwa mpando wa valve ndikukhazikitsa chisindikizo cholimba chomwe sichingapezeke ndi zipata zokhazikika. Cornwall, Enfield, Connecticut Kuwongolera kutulutsa mpweya kumatha kukhala kovuta mukamagwiritsa ntchito ukadaulo wa injini zamafuta apawiri pa katundu wochepa. Ma valve opangira madzi opangira ma boiler amagwira ntchito movutikira ndipo adzalephera msanga chifukwa cha kutha kwa mpando wa valve, cavitation ndi zifukwa zina. Kutumizidwa kwaukadaulo wamagetsi amagetsi ang'onoang'ono kukukula pang'onopang'ono, koma akatswiri amaneneratu kuti ...