pneumatic actuated flange butterfly valve

Didier Vassal, Mutevedzeri weMutungamiriri weVictaulic OEM neMarine Services, akaenzanisa nzira dzekubatanidza pombi dzine maflanged uye grooved uye akatsanangura zvakanakira izvo majoini epombi akaiswa pamusoro pemaflange. Mishonga yepombi inoshanda yakakosha kune huwandu hwemasevhisi anodiwa pazvikepe, kusanganisira anobatsira masisitimu akadai sebilge uye ballast masisitimu, kutonhora kwegungwa nemvura yakachena, mafuta ekuzora, kudzivirira moto uye kuchenesa deck. Kune aya masisitimu anotenderwa negiredhi yepombi, imwe inobudirira imwe nzira yekushandiswa kwewelded mechanical connections ndeye kushandisa slotted mechanical joints, iyo inopa nhevedzano yehunyanzvi, hupfumi uye hunoshanda zvakanakira. Izvi zvinosanganisira kuwedzera kushanda; kukurumidza uye nyore kugadzika nekugadzirisa, uye kuderedzwa kwehuremu hwemhepo. Mafambiro enyaya Mumajoini epombi ane flanged, maviri mating flange anosungirirwa pamwechete uye gasket rinomanikidzwa kuita chisimbiso. Sezvo mabhaudhi nenzungu dzejoint yeflange dzichitora uye nekudzoreredza simba rehurongwa, nekufamba kwenguva, nekuda kwekuchinja-chinja kwesimba, hurongwa hwekushanda kwehurongwa, kuzunguzika, uye kuwedzera kwekupisa uye kuputika, mabhaudhi nenzungu zvinogona kutambanudza uye kurasikirwa nekusimba kwavo kwepakutanga. Kana mabhaudhi aya achizorora torque, iyo gasket inorasikirwa nechisimbiso chayo, izvo zvinokonzeresa madhigirii ekudonha. Zvichienderana nenzvimbo uye basa repombi system, kudonha kunogona kukonzera kudhura kwakanyanya uye njodzi, zvichitungamira mukugadzirisa / kugadzirisa nguva uye njodzi. Mushure mekubvisa chibatanidza, gasket inoda kuchinjwa nokuti gasket inonamatira kune flange pamusoro penguva. Paunenge uchibvisa mubatanidzwa, magaskets anoda kukweshwa kubva pamativi maviri eflange, uye nzvimbo idzi dzinoda kucheneswa dzisati dzatsiva gaskets, izvo zvinowedzera kuchengetedza nguva. Nekuda kwesimba rebhaudhi uye kuwedzera uye kuputika kweiyo system, iyo flange gasket inoburitsawo compression "deformation" nekufamba kwenguva, chinova chimwe chikonzero chekudonha. Dhizaini yeiyo grooved mechanical pipe joint inokunda aya matambudziko ekuita. Kutanga, groove inoumbwa pamagumo epombi, uye kusungirirwa kwepombi kunogadziriswa nekubatanidza kunogadzirisa elastic, pressure-responsive elastomer gasket. Imba yekubatanidza inopoteredza zvachose gasket, kusimbisa chisimbiso uye kuchigadzirisa panzvimbo, nokuti kubatanidza kunobata uye kuumba kupindirana kwakavimbika mupombi groove. Tekinoroji yazvino yekubatanidza inogonesa mapaipi anosvika 24 inches (600 mm) mudhayamita kuti aunganidzwe zvizere nenzungu mbiri chete nemabhaudhi kuchengetedza majoini ekuzvimanikidza. Nekuda kwehukama hwekugadzira pakati pechubhu, gasket, uye imba, iyo mechanical joint inogadzira chisimbiso chetatu, icho chinowedzerwa kana sisitimu ichidzvanywa. Rigid uye Flexible Couplings Slotted mechanical pombi couplings anowanikwa akaomarara uye anochinjika mafomu, ese ari maviri akatenderwa neboka remapoka, uye anogona kushandiswa panzvimbo yewelding / flange nzira muma30 masisitimu, asi anofanirwa kutevedzera yega yega yekuisirwa zviyero. yakagadzwa nesangano rezvitupa. Kubatana kwakaomarara kunoshandiswa, semuenzaniso, kwakatenderedza nzvimbo dzakaita senge manifolds uye mavharuvhu, uye zviri nyore kuwana uye kutsiva pane flanges. Zvinoenderana nehunhu hwemagadzirirwo ayo, akaomesesa couplings anopawo axial uye radial kuomarara kunofananidzwa neflanges kana welded majoini. Flexible couplings ine zvakanakira mukushandisa. Pamusoro pekufamba kwepombi nekuda kwekuwedzera kwekupisa kana kuzununguka, kufamba kwehukama pakati pepombi uye chimiro chekutsigira chinotarisirwa zvakare. Kuwedzera uye kuputika kunoisa kumanikidza pamaflange nemapombi, izvo zvinogona kukuvadza gasket nekufamba kwenguva. Kana izvi zvikaitika, majoini ari munjodzi yekudonha. Iyo grooved inochinjika coupling inogona kugarisa pombi kutamiswa nenzira yeaxial kufamba kana angular deflection. Naizvozvo, iwo akanakira kuisa mapaipi marefu, kunyanya pakati pezvivharo zvakakura apo mhepo yegungwa inogona kukonzera kuti flanges isununguke nekufamba kwenguva, zvichitungamira mukudonha uye njodzi yekuparadzaniswa kwepombi. Rigid couplings uye flexible couplings zvakare zvine mukana wekudzikisa ruzha uye kudedera, nekudaro kubvisa kudiwa kwezvikamu zvakakosha zvekudzikisa ruzha uye mabhero erabha anoparara kana zvinhu zvakafanana. Iko kushandiswa kwemakanika slotted pombi masisitimu anogona kukurumidza uye kurerutsa kuisirwa nekugadzirisa, uye kuwedzera kushanda kweiyo-pane-bhodhi pombi system. Zviri nyore kuisa Paunenge uchiisa kwekutanga, maburi ebhoti eflange anofanirwa kunyatsoenderana, uye obva asimbiswa kugadzirisa mubatanidzwa. Iyo bhaudhi gomba indexes pane yemidziyo inlet uye yekubuda inofanirawo kunyatsoenderana nemaflange pamapombi kuti abatanidzwe kune midziyo. Panyaya yeimwe yenzvimbo dzakawanda dzakagadziriswa dzakatemerwa chete nehuwandu hwemakomba paflange, iyo chete yakakodzera kana vharafu 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 inogona kuiswa zviri nyore, uye pombi uye mating zvikamu zvinogona kutenderedzwa zvizere 360 ​​madhigirii. Iko hakuna chikonzero chekugadzirisa bhoti yegomba pateni, uye kubatanidzwa kunogona kutungamirwa pane chero chinzvimbo chakatenderedza mubatanidzwa. Iyo yekubatanidza inogona kutenderera ichitenderedza pombi kuti iwane nyore mabhaudhi uye kurerutsa kuwana kune michina. Pamusoro pekubvisa kusarongeka panguva yekumisikidza, iyo 360-dhigirii yekutarisa basa rekubatanidza uye diki chimiro kana ichienzaniswa neflange inoita kuisirwa kwegroove system sarudzo yakanaka yenzvimbo nhete. Pamusoro pezvo, mugadziri anogona kuenzanisa mabhaudhi ese egungano pajoini rega rega kune imwe nzvimbo yekurerutsa kuongorora nekugadzirisa system. Iyo flange inosvika kaviri yekunze dhayamita yepombi iyo yakabatana nayo. Paavhareji, grooved couplings inongova hafu yehukuru uhu. Iyo saizi mukana weiyo diki dhizaini inoita kuti ive sarudzo yakanaka kune trough masisitimu, akakodzera kushanda nenzvimbo shoma, senge kupinda kwedhisiki nemadziro. Izvi zvinogona kuteverwa kumashure kuma1930s, apo kubatanidza kweVictaulic kwakatanga kushandiswa munzvimbo dzeBritish shipyards. Kumhanya kwegungano Nokuti kubatanidzwa kune mabhaudhi mashoma uye chinodiwa che torque hachipfuure masendimita gumi nemaviri (300 mm), kuiswa kwepombi dze grooved kunokurumidza kupfuura kuiswa kweflange. Kusiyana neflanges dzinofanirwa kusungirirwa kumagumo epombi, grooved valve components haidi welding, iyo inowedzera kuderedza nguva yekuisa, inobvisa zvinogona kukuvadza kupisa kwevhavha, uye inoderedza njodzi dzekuchengetedza nekubvisa kushandiswa kwepamusoro-tembiricha. Kuenzanisa kweDIN 150 ballast mitsara yakaiswa uchishandisa Victaulic grooved zvigadzirwa netsika dzekubatanidza nzira dzinoratidza kuti nguva yekuisa yese inodiwa yakaderedzwa ne66% (150.47 man-awa uye 443.16 man-awa). Zvichienzaniswa nekuisa 60 rigid couplings, nguva inodiwa kuisa 52 masiraidhi-mu maflange, welding magokora uye tee ine musiyano mukuru. Kubatanidza kunoda mabhaudhi maviri chete kuti asvike pakukura kwepombi ye24 inches (600 mm). Kuenzanisa, mune yakakura saizi renji, iyo flange inoda inosvika makumi maviri seti yenzungu uye mabhoti. Mukuwedzera, iyo flange inoda kushandiswa kwechitsiko chenyeredzi chinopedza nguva kuti chisimbiswe nechipanera chakakosha kuyera uye kuve nechokwadi kuti iyo chaiyo torque yakatarwa inosvika. Iyo grooved chubhu tekinoroji inobvumira kushandiswa kweakajairwa maturusi emaoko kuunganidza iyo coupling, uye kana mating bolt pad yeimba yekubatanidza yabata simbi kune simbi, iyo joint inogona kuiswa zvakanaka. Kuongorora kwakapfava kwekuona kunogona kusimbisa kuungana chaiko. Kune rumwe rutivi, maflange haapi chisimbiso chekuona: nzira chete yekuona kuti kuungana kwakakodzera ndeyekuzadza uye kudzvinyirira sisitimu, tarisa kuti inodonha uye simbisazve majoini sezvinodiwa. Kuchengetedza Iyo grooved pombi system ine maitiro akafanana ekukurumidza kuisirwa-mashoma mabhaudhi uye pasina torque zvinodiwa-uye zvakare inogadzirisa sisitimu kana kushandura inokurumidza uye nyore basa. Kuti uwane pombi kana valve, semuenzaniso, sunungura mabhoti maviri ekubatanidza uye bvisa imba uye gasket kubva pamubatanidzwa. Mune flange system, mabhaudhi akawanda anoda kubviswa. Paunenge uchidzoreredza iyo flange, iyo imwe nguva-inopedza bhoti yekusimbisa maitiro inofanirwa kuitwa panguva yekutanga kuisirwa. Nekuti hapana chikonzero chekusimbisa zvakare, iyo coupling inochengetedza yakawanda yenguva dzose yekugadzirisa basa rine chekuita neflanges. Kusiyana neflanges uko kushushikana kwakasiyana kunoshandiswa kune washers, nzungu uye mabhaudhi, couplings inobata washers kubva kunze kweiyo pombi yakabatana nechaiyo compression masimba. Uye zvakare, sezvo iyo coupling gasket isingatakure kumanikidza kwakakwira, hazvifanirwe kuitsiva maererano neyakagadzika hurongwa hwekugadzirisa, uye iyo flange gasket inoda kutsiviwa kana sisitimu inoparadzaniswa kuti igadziriswe. Kuti uderedze ruzha uye kuzunguzika kweiyo sisitimu, iyo flange system inoda kushandisa mabhero erubha kana akarukwa hoses. Zvinhu izvi zvinogona kutadza nekuda kwekurebesa, uye pasi pekupfeka kwakajairwa uye kubvaruka, zvinofanirwa kutsiviwa paavhareji makore gumi ega ega, izvo zvinogona kutungamira kumitengo uye kuderera kwehurongwa. Nekudaro, majoini epombi ane mechanical grooves anogona kuwedzera hupenyu hwehurongwa. Ivo vane kugona kuchinjika kune sisitimu vibrations uye kuderedza njodzi yekutadza kubatana pasina kudikanwa kwezvigadzirwa zvakakosha zvinoda kugara uchigadzirisa kana kutsiva. Iwo elastic chitubu washers ari mune anochinjika uye akaomesesa couplings akasimba kwazvo uye anogona kushingirira mahombe ekushanda uye mitoro yenguva nenguva. Iyo sisitimu inogona kumanikidzwa uye kudzoreredzwa kakawanda pasina kuneta kwe elastomer gasket. Zvikamu zvevharuvhu zvisingaremi zvinowanzoumbwa nezvikamu zveflange. Nekudaro, iyi nzira yekubatanidza inowedzera huremu husingakoshi kune pombi system. A 6-inch (150 mm) flange valve assembly ine lug butterfly valve. Ivhavhavhavhavhavha yakabatana negotsi rakasungwa flange, uye mabhoti masere nenzungu zvakabatana kune rumwe rutivi rwevharuvhu, inorema anenge 85 pounds. A 6-inch (150 mm) valve assembly inoshandisa butterfly valve ine grooved end, pombi ine grooved end, uye maviri akaomeswa couplings kubatanidza izvi zvikamu. Huremu hunenge 35 pounds, iyo iri 58% yakareruka kupfuura iyo flanged ungano. . Naizvozvo, iyo grooved valve musangano isarudzo yakanaka kune indasitiri yekuvaka ngarava. Paunenge uchishandisa zvigadzirwa zveVictaulic grooved panzvimbo yetsika yekubatanidza nzira, kuenzanisa kwepamusoro kweiyo yakaiswa DIN 150 ballast line inoratidza kuderedza uremu kwe30% (2,164 pounds vs. 3,115 pounds). 52 sliding flanges, bolt sets uye washers, ukuwo 60 rigid couplings anotora huremu hwakawanda muwelding/flange system. Pamapaipi ehukuru hwakasiyana, huremu hunogona kudzikiswa nekushandisa majoini epombi akaiswa panzvimbo pemaflange. Ukuru hwekudzikisa hunoenderana nehupamhi hwepombi uye rudzi rwemajoini anoshandiswa. Muchiyedzo uchishandisa Victaulic Style 77 coupling (yakanyanya kubatanidzwa mumutsara) kubatanidza pombi, kuiswa kwese kweiyo grooved gungano kana ichienzaniswa nembiri yakareruka uremu PN10 slide-mu flange Huremu hwakaderera zvakanyanya. Kurasikirwa kwehuremu kwakanyorwa sezvinotevera: 4 inches (100 mm) -67%; 12 inches (300 mm) -54%; 20 inches (500 mm) -60.5%. Iko kushandiswa kweyakareruka flexible type 75 kana rigid type 07 couplings uye/kana inorema flanges inogona kuwana nyore kudzikisa huremu 70%. Semuyenzaniso, iyo 24-inch (600 mm) flange kit inoshandiswa muTG2 system inorema 507 pounds, nepo zvikamu zvakafanana zvinoshandisa Victaulic connectors zvinorema makirogiramu makumi masere nemasere chete. Pahurongwa hwakasarudzwa, nzvimbo yezvikepe, iyo inoshandisa ma grooved connections pachinzvimbo cheflanges, yakaderedza huremu pazvikepe zvekutsigira zvekumahombekombe nematani gumi nemaviri uye pazvikepe zvekufamba nematani makumi mana nemana. Kubatsira mune zvehupfumi kweruzivo rwekutsvedza kune varidzi vengarava kuri pachena: kuderedza uremu kunoreva kuwedzera nhamba yezvinotakura kana vatakurwi uye kuderedza kushandiswa kwemafuta. Izvi zvakare zvinoita kuti kubata kwepiping system yengarava kuve nyore. Iyo inoshanduka maitiro Grooved pombi masisitimu ane mabhenefiti makuru pane flanged pombi masisitimu nekuda kwekumhanya kwavo kwekuisa, kuchengetedza uye kuderedzwa uremu. Aya maficha, akasanganiswa nemamwe mabhenefiti akadai sekuvimbika, kurongeka kuri nyore uye njodzi dzakaderera dzekuchengetedza, zvakakurudzira varidzi vengarava, mainjiniya uye nzvimbo dzengarava kuti vasarudze masisitimu ane slotted pane maflange. Kukura kwemaitiro ekushandiswa kwe groove tekinoroji inotsigirwa nevatengesi vemidziyo (yakadai seanopisa kupisa, mabhokisi anotonhorera uye anotonhorera) pamwe nevharuvhu uye vanogadzira compressor, mazhinji ayo zvino anopa zvigadzirwa zvavo Ipa grooved yekupedzisira kubatana. Huwandu hwemasevhisi anogona kushandisa grooved pombi majoini ari kuramba achiwedzera. Nekushandisa kwayo kwakabudirira mumasisitimu emvura, Victaulic inoenderera mberi nenhoroondo yayo refu yehunyanzvi yekugadzira magasi asingadziviriri moto uye kuwana chitupa cherudzi rwekushandisa kwavo mumasevhisi emafuta ekumahombekombe. Boka revashandi vemakambani ekufambisa vari kuongorora pamwe chete unyanzvi, zvemari uye zvakatipoteredza zvinogona kuitika ... NovAtel, chikamu chekambani yekambani yeHexagon, yakatanga imwe itsva GPS anti-jamming technology (GAJT) pasi pemamiriro ezvinhu akaipisisa. 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