ductile iron zvinhu butterfly valve

Victaulic OEM uye Marine Services Mutevedzeri weMutungamiri Didier Vassal akaenzanisa flange uye grooved pombi nzira dzekubatanidza uye akatsanangura zvakanakira majoini epombi akaiswa pamusoro pemafurange. Mishonga yepombi inoshanda yakakosha kune huwandu hwemasevhisi anodiwa pazvikepe, kusanganisira masisitimu echipiri akadai sebilge uye ballast masisitimu, kutonhora kwegungwa nemvura yakachena, mafuta ekuzora, kudzivirira moto uye kuchenesa deck. Kune aya masisitimu, uko giredhi repombi inobvumira, imwe nzira yekubatanidza pombi kune welding/flanging ndiko kushandiswa kwemajoini anotsemuka, ayo anopa nhevedzano yehunyanzvi, yehupfumi uye inoshanda zvakanakira. Izvi zvinosanganisira kuwedzera kushanda; nekukurumidza uye nyore kuisa uye kugadzirisa uye kuderedzwa uremu pabhodhi. Mafambiro enyaya Mumajoini epombi ane flanged, maviri mating flange anosungirirwa pamwechete uye gasket inomanikidzwa kuita chisimbiso. Sezvo mabhaudhi nenzungu dzejoint yeflange dzichitora nekudzoreredza simba rehurongwa, nekufamba kwenguva, mabhaudhi nenzungu zvinozotambanuka nekurasikirwa nekusimba kwadzo kwekutanga nekuda kwekuchinja-chinja, hurongwa hwekushanda kwehurongwa, kuzununguka, uye kuwedzera kwekupisa uye kuputika. Kana mabhaudhi aya achinge awana kuzorora kwe torque, iyo gasket inorasikirwa nechisimbiso chayo, izvo zvinogona kutungamira kune akasiyana madhigirii ekudonha. Zvichienderana nenzvimbo uye basa repombi system, kudonha kunogona kudhura uye kuve nengozi, zvichitungamira mukugadzirisa / kugadzirisa nguva yekudzikira uye njodzi. Iyo gasket inoda kutsiviwa kana uchibvisa mubatanidzwa, nekuti nekufamba kwenguva, gasket inonamatira kune flange pamusoro. Paunenge uchibvisa mubatanidzwa, magasiti anoda kukweshwa kubva pamativi maviri eflange, uye nzvimbo idzi dzinoda kucheneswa dzisati dzatsiva gaskets, zvakare kuwedzera kuchengetedza nguva. Nekuda kweiyo bolt yekubatanidza simba uye kuwedzera uye kuputika kweiyo system, iyo flange gasket inoburitsawo compression "deformation" nekufamba kwenguva, chinova chimwe chikonzero chekudonha. Dhizaini yeakatsvetwa mechanical pombi majoini anokunda aya matambudziko ekuita. Kutanga, groove inoumbwa pamagumo epombi, uye kusungirirwa kwepombi kunogadziriswa nechisungo, uye elastic, inopindira-inopindura elastomer gasket yakaiswa mujoini. Imba yekubatanidza inokomberedza zvachose gasket, ichisimbisa chisimbiso uye ichichibata panzvimbo, nokuti kubatanidza kunobata uye kunoumba yakavimbika interlock mupombi groove. Tekinoroji yemazuva ano yekubatanidza inobvumira mapaipi anosvika 24 inches (600 mm) mudhayamita kuti aunganidzwe zvizere nenzungu mbiri chete nemabhaudhi kuitira kuchengetedza majoini anozvimanikidza. Nekuda kwehukama hwekugadzira pakati pepombi, gaskets, uye dzimba, majoini emuchina anoumba chisimbiso chetatu. Ukama uhwu huchasimbiswa kana hurongwa hwamanikidzwa. Majoini akaomarara uye anochinjika anowanikwa mumhando mbiri: akaomarara uye anochinjika. Groove mechanical pombi majoini akapfuura classification society type certification uye anogona kutsiva welding/flange nzira dzekubatanidza mumasisitimu makumi matatu, zvichienderana nemiyero yekuisa inotarwa nesangano rega rega retifiketi. Semuyenzaniso, shandisai dzakaomarara dzakatenderedza nzvimbo dzakaita semanifolds uye mavharuvhu, uko ari nyore kuwana uye kutsiva pane flanges. Nekuda kwehunhu hwemagadzirirwo ayo, akaomesesa couplings anopawo axial uye radial kuomarara kunofananidzwa neflanges kana welded majoini. Pamusoro pekufamba kwepombi kunokonzerwa nekuwedzera kwekupisa kana kuzununguka, majoini anochinjika ane zvakanakira mumashandisirwo apo hukama hwekufamba pakati pepombi uye chimiro chekutsigira chinotarisirwa. Kuwedzera uye kuputika kunoisa kumanikidza kune flanges uye mapaipi, izvo nekufamba kwenguva zvinogona kukuvadza gasket. Kana izvi zvikaitika, pane njodzi yekudonha mumajoini. Iyo groove-mhando inochinjika coupling inogona kuchinjika kune pombi kutamiswa nenzira yeaxial kufamba kana angular deflection. Nokuda kwechikonzero ichi, ivo vakanyatsokodzera kuisa mapaipi marefu, kunyanya pakati pezvivharo. Makungwa epamusoro anogona kukonzera kuti maflange asununguke nekufamba kwenguva, zvichitungamira kune njodzi yekudonha uye kuparadzaniswa kwepombi. Akaomarara uye anochinjika couplings ane zvakare zvakanakira kuderedza ruzha uye kuderedza vibration, pasina kudiwa kweakakosha ekudzora ruzha uye anoparara mabhero erabha kana zvinhu zvakafanana. Iko kushandiswa kwemakanika grooved pombi masisitimu kunogona kukurumidzira uye kurerutsa kuisirwa nekugadzirisa, uye kugadzirisa kushanda kwepombi yengarava. Zviri nyore kuisa Paunenge uchiisa kwekutanga, maburi ebhaudhi eflange anofanira kunyatsoenderana, uye obva asimbiswa kugadzirisa mubatanidzwa. Iyo bhaudhi gomba indexes pane yemidziyo inlet uye yekubuda inofanirawo kunyatsoenderana nemaflange pamapombi kuti abatanidzwe kune midziyo. Sezvo nhamba yemakomba ari paflange inosarudza imwe yenzvimbo dzakawanda dzakagadziriswa, chete fitting kana valve inogona kutenderedzwa kuti ienderane nemakomba ebhoti. Mukuwedzera, imwe mugumo wepombi yeflange inofanirawo kuenzaniswa neyakaorera mating flange, iyo inowedzera kuwedzera kuoma kwekusangana uye njodzi yekusaruramisa. Iyo grooved piping system haina dambudziko iri, uye kuisirwa kuri nyore. Iyo pombi uye mating zvikamu zvinogona kutenderedzwa zvizere 360 ​​madhigirii. Iko hakuna bhoti yegomba pateni yekuenzanisa, uye iyo coupling inogona kuiswa chero yakatenderedza iyo joint. Iko kubatanidzwa kunogona kutenderedzwa kutenderedza pombi kuti ive nyore kuwana mabhaudhi uye nyore kuwana kune michina. Pamusoro pekubvisa kusarongeka panguva yekuisa, iyo 360-dhigirii yekutarisa basa rekubatanidza uye chimiro chayo chidiki kana chichienzaniswa neflanges chinoita kuti kuisirwa kwegroove system kunyanyokodzera nzvimbo nhete. Pamusoro pezvo, mugadziri anogona kumisikidza ese mabhaudhi egungano pajoini yega yega munzvimbo imwechete kufambisa kuongorora nekugadzirisa system. Iyo flanges inenge yakapetwa kaviri kunze kwedhayamita yepombi iyo yakabatana nayo. Paavhareji, grooved joints inongova hafu yehukuru uhu. Saizi yemukana weiyo dhizaini diki inoita kuti groove system ive yakanaka kune nzvimbo-inomanikidza mashandiro, senge dhizaini uye madziro kupinda-chinhu chakazivikanwa kare kuma1930s, apo majoini eVictaulic akatanga kushandiswa munzvimbo dzeBritish. Kumhanya kwegungano Nekuti mabhaudhi mashoma uye haana torque inodiwa inosvika 12” (300mm), mapaipi akachekwa anogona kuiswa nekukurumidza kupfuura maflange. Kusiyana neflanges dzinofanirwa kusungirirwa kumagumo epombi, grooved valve maassemblies Hapana welding inodiwa, iyo inowedzera kupfupisa nguva yekuisa uye inobvisa inogona kukuvadza kupisa kwevhavha, ichideredza njodzi dzekuchengetedza nekubvisa kupisa kwekupisa. Kuenzanisa kweDIN 150 ballast line yakaiswa neVictaulic grooved zvigadzirwa uye nzira dzechinyakare dzekubatanidza Zvinoratidza kuti nguva yekuisa yese inodiwa yakaderedzwa ne66% (150.47 man-hours uye 443.16 man-hours). Kuenzaniswa ne60 akaomesesa ma couplings, nguva inodiwa kuisa makumi mashanu nembiri emaoko anotsvedza maflange uye magokora akakwenenzverwa uye tei inoratidza Musiyano mukuru wenguva. Kubatana kunoda mabhaudhi maviri chete, uye dhayamita yepombi inogona kusvika masendimita makumi maviri nemana (600 mm). Kusiyana neizvi, muhukuru hukuru, iyo flange inoda zvishoma makumi maviri seti yenzungu uye mabhoti. Uye zvakare, iyo nzira Lan inoda kushandisa yakakosha wrenches yekutora nguva-yenyeredzi patani yekusimbisa kuyera uye kuona kuti iyo chaiyo torque yakatarwa yasvika. Iyo grooved chubhu tekinoroji inobvumira kushandiswa kweakajairwa maturusi emaoko kuunganidza iyo coupling, kana mating bolt mapedhi eimba yekubatanidza asangana nesimbi pair Fittings inogona kuiswa nemazvo kana ichidiwa nesimbi. Kuongorora kwakapfava kwekuona kunogona kusimbisa kuungana chaiko. Kune rumwe rutivi, maflange haape simbiso yekuona: nzira chete yekuita kuti gungano rive rakakodzera kuzadza uye kumanikidza sisitimu, tarisa kuti inodonha uye kuvaka patsva sezvinodiwa Simbisa majoini. Chinhu chimwe chete chekuchengetedza grooved piping system ndechekuti inomhanyisa kuisirwa-mashoma mabhaudhi uye hapana torque zvinodiwa-uye zvakare inoita kuti sisitimu yekugadzirisa kana kugadziridza kuve nekukurumidza uye nyore basa. Semuenzaniso, kuti uwane mapombi kana Kuti mavharuvhu, sunungura mabhaudhi maviri ekubatanidza, uye bvisa imba uye gasket kubva pajoini. Mune flange system, mabhaudhi akawanda anoda kubviswa. Paunenge uchibatanidza zvakare flange, iyo imwechete-nguva-yekutanga yekuisa inodiwa. The bolt tightening kutevedzana. Nemhaka yokuti hazvidi kusimbiswa zvakare, kubatanidzwa kunobvisa zvakawanda zvekuchengetedza kwemazuva ose zvine chokuita neflanges. Kusiyana nemaflange anoshandisa kushushikana kwakasiyana pa washers, nzungu, uye mabhaudhi, couplings chinja washers kubva Kwakarurama kunze kudzvanywa kwejoint yepombi. Uye zvakare, nekuti iyo coupling gasket haina kukanganiswa neakakwira compressive simba, haidi kuchinjwa nguva nenguva, nepo flange gasket inoda kutsiviwa panguva yehurongwa disassembly uye kugadzirisa. Kuti uderedze ruzha uye kudedera, iyo flange system Inoda mabhero erabha kana akarukwa anochinjika hoses. Izvi zvikamu zvinogona kutadza nekuda kwekunyanya kutambanudza, uye pasi pekugara uye kubvaruka, zvinofanirwa kutsiviwa makore gumi ega ega paavhareji, zvichikonzera mutengo uye kuderera kwehurongwa. Zvisinei, mechanical grooved pombi Majoini anogona kuwedzera hupenyu hwehurongwa. Kugona kwavo kuchinjika kune system vibration kunoderedza njodzi yekutadza kubatana pasina kudikanwa kwezvigadzirwa zvakakosha zvinoda kugara uchigadziriswa kana kutsiva. Iyo elastic spring washers inosanganisirwa mune inochinjika uye yakasimba couplings inogara yakasimba uye inogona kumira hombe Kushanda nesimba uye cyclic mutoro. Iyo sisitimu inogona kudzokororwa kudzvanywa uye kuderedzwa pasina kuneta kwe elastomer gasket. Iyo yekuremerwa yevharuvhu musangano kazhinji inoumbwa nezvikamu zveflange. Nekudaro, iyi nzira yekubatanidza ichawedzera zvisina kufanira kune iyo pombi system Weight. A 6 inch (150 mm) flange valve assembly ine lug butterfly valve Yakavakwa, yakabatanidzwa kune welded neck flange, ine mabhoti masere uye nzungu parutivi rumwe norumwe rwevharuvhu, inorema anenge 85 mapaundi. A 6-inch (150 mm) valve assembly inoshandisa girooved end butterfly valve, grooved end pombi, uye maviri akaomeswa couplings kubatanidza gungano. Inorema anenge 35 pounds, iyo iri 58% yakaderera huremu pane musangano weflange. Naizvozvo, iyo grooved valve assembly inzvimbo yakanaka yekutsiva indasitiri yekuvaka ngarava. Kuenzanisa kweDIN 150 ballast pipelines yakaiswa pamusoro inoratidza kuti kana Victaulic grooved zvigadzirwa zvinoshandiswa panzvimbo yetsika yekubatanidza nzira, uremu hunoderedzwa ne30% (2,164 lbs vs. 3,115 lbs). Kuenzaniswa ne60 rigid couplings, 52 sliding sleeve flanges, mabhoti seti uye washers zvinokonzera kuwedzera kwehuremu hwewelding / flange system. Kushandiswa kwe grooved pombi majoini pane flanges kunogona kuderedza uremu uye yakakodzera mapaipi ehukuru hwakasiyana. Ukuru hwekudzikisa hunoenderana nehupamhi hwepombi uye rudzi rwemajoini anoshandiswa. Muyedzo uchishandisa Victaulic 77 coupling (yakanyanya kubatanidzwa munhevedzano) kubatanidza pombi, huremu hwese hwekuisa hwechikamu chakagerwa hwakanga hwakadzikira kupfuura huya hwembiri PN10 inotsvedza sleeve flanges. Kurasikirwa kwehuremu kwakanyorwa sezvinotevera: 4 "(100mm) - 67%; 12" (300mm) - 54%; 20 inches (500 mm) - 60.5%. Iko kushandiswa kweyakareruka flexible type 75 kana rigid type 07 couplings uye/kana inorema flange marudzi anogona kuwana nyore kudzikisa huremu ne70%. Semuyenzaniso, iyo 24-inch (600 mm) flange set inoshandiswa muTG2 system inorema 507 pounds, asi zvimwe zvakafanana zvinoshandisa Victaulic fittings zvinorema makirogiramu makumi masere nemasere chete. Ngarava dzengarava dzinonyanya kushandisa ma grooved couplings pachinzvimbo cheflanges pane dzakasarudzwa masisitimu dzakanyora kuti ngarava dzerutsigiro dzekunze dzakaderedza huremu nematani gumi nemaviri uye ngarava dzekufamba dzakadzikisa huremu nematani makumi mana nemana. Mabhenefiti ehupfumi anounzwa nehunyanzvi hwekugadzira zvikepe kune varidzi vengarava zviri pachena: huremu huremu hunoreva kuwanda kwekutakura kana vafambi uye kushomeka kwemafuta. Inoitawo kuti kubata kwepiping system yengarava kuve nyore. Mafambiro ebudiriro Nekuda kwekukurumidza kuisirwa kumhanya, kuchengetedza kwakasimba uye huremu huremu, trough pombi masisitimu anogona kupa akakosha mabhenefiti pane akafanana flange zvigadzirwa. Aya maficha, akabatanidzwa neamwe mabhenefiti akadai sekuvimbika, kureruka kwekugadzirisa uye kuderera kwenjodzi dzekuchengetedza, zvakakurudzira varidzi vezvikepe, mainjiniya uye nzvimbo dzezvikepe kuti vasarudze grooved mechanical masisitimu pane maflange. Iyi iri kukura maitiro ekushandisa grooved tekinoroji inotsigirwa nevashambadziri vemidziyo yakadai seanopisa kupisa, mabhokisi anotonhorera uye anotonhorera, pamwe nevagadziri vevharuvhu uye compressor, mazhinji ayo zvino anopa zvigadzirwa zvine grooved yekupedzisira kubatana. Huwandu hwemasevhisi anogona kushandisa grooved pombi majoini ari kuramba achiwedzera. Kuvaka pamusoro pekushanda kwayo kwakabudirira mumasisitimu emvura, Victaulic inoenderera mberi nenhoroondo yayo refu yehunyanzvi yekugadzira magasi asingadziviriri moto uye kuwana mvumo yemhando yemafuta ekunze. (Rakadhindwa muna Kubvumbi 2014 edition yeMaritime Reporter and Engineering News-http://magazines.marinelink.com/Magazines/MaritimeReporter) Boka remaseneta eUS rakaronga mutemo mutsva une chinangwa chekusimbisa kushungurudzwa kwepabonde/kushungurudzwa pabonde (SASH). . Wärtsilä Voyage yakaunza bhiriji rayo rakasanganiswa uye mhinduro kuchikepe chenyika cheNational Geographic Resolution. Muridzi wengarava yeNorwegian offshore support Eidesvik Offshore akasaina chibvumirano nemakambani emafuta Aker BP neAlma kuti aongorore ... Boka rekubatsira ngarava yeCrowley uye rekuperekedza rabvuma kuhaya chikepe chayo chechitatu chekirasi IV, Athena. Nhasi, mumusika wetransformer, kunyanya mumakepe emugungwa nekunze kwemahombekombe, maitiro matsva ari kutora chimiro zvishoma nezvishoma: kushandiswa kwegirinhi tekinoroji uye shandurudzo dzinoenderana zvizere nezvinodiwa zvezvakatipoteredza BAE Systems, pamwe nekubatana nevamwe vatungamiriri veindasitiri yemugungwa, yakagamuchira mari kubva. Dhipatimendi reUK reKutakurwa kwedhizaini, kusimudzira uye kuratidzwa kwesimba idzva rinonakidza uye masisitimu ekufambisa Iyo Maritime Reporter's e-newsletter ndiyo ine chiremera chemagetsi sevhisi sevhisi ine kutenderera kukuru muindasitiri yekutumira. Inotumirwa kubhokisi rako retsamba kashanu pasvondo.