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Didier Vassal, Tus Lwm Thawj Coj ntawm OEM thiab Marine Services ntawm Victaulic, sib piv flanged thiab grooved yeeb nkab txoj kev sib txuas thiab piav qhia txog qhov zoo ntawm cov yeeb nkab fittings tshaj flanges.Kev siv cov kav dej zoo yog qhov tseem ceeb rau ntau yam kev pabcuam uas yuav tsum tau ua hauv pawg thawj coj, suav nrog cov txheej txheem thib ob xws li bilge thiab ballast systems, seawater thiab dej txias txias, lubricating roj, tiv thaiv hluav taws thiab lawj tu.Rau cov tshuab no, qhov twg cov yeeb nkab qib tso cai, ib tug zoo lwm txoj rau vuam / flanging yog siv slotted mechanical pob qij txha uas muaj ntau yam kev, kev lag luam thiab kev siv tau zoo.Cov no suav nrog kev txhim kho kev ua tau zoo; Faster, yooj yim installation thiab txij nkawm thiab txo onboard nyhav.Performance teeb meem Nyob rau hauv flanged fittings, ob mating flanges yog bolted ua ke thiab compress gaskets los tsim ib lub foob.Vim cov bolts thiab txiv ntseej ntawm flanged pob qij txha nqus thiab them nyiaj rau lub cev rog, lawv muaj peev xwm ncab thiab poob lawv qhov qub nruj dhau lub sijhawm vim kev hloov pauv siab, kev ua haujlwm siab, kev vibration, thiab thermal expansion thiab contraction.Thaum cov bolts muaj torque so, lub gasket yuav poob nws compression foob, uas tuaj yeem ua rau sib txawv qib ntawm to. qhov chaw thiab kev ua haujlwm ntawm cov kav dej, cov dej xau tuaj yeem raug nqi kim thiab txaus ntshai, ua rau kev kho / kho downtime thiab pheej hmoo.Lub gasket yuav tsum tau hloov thaum lub sib koom ua ke yog disassembled vim hais tias dhau sij hawm lub gasket yuav khi rau lub flange lub ntsej muag.Thaum disassembled qhov haum, cov gaskets yuav tsum tau muab tshem tawm ntawm ob lub flange lub ntsej muag, thiab cov chaw no yuav tsum tau ntxuav ua ntej hloov cov gaskets, rov ua dua kev txij nkawm downtime.Flange gaskets kuj muaj compressive "deformation" dhau sij hawm vim bolting rog thiab system expansion thiab contraction. , uas yog lwm qhov ua rau xau.Qhov tsim ntawm grooved mechanical fittings overcomes cov teeb meem kev ua tau zoo.A groove yog thawj zaug tsim nyob rau hauv cov yeeb nkab kawg, thiab cov yeeb nkab kev sib txuas yog ruaj ntseg los ntawm ib tug connector uas haum rau ib tug resilient siab-responsive elastomer gasket.Cov coupling vaj tse nyob ib puag ncig lub gasket, ntxiv dag zog rau lub foob thiab tuav nws nyob rau hauv qhov chaw thaum lub coupling yog koom thiab tsim ib tug zoo interlock nyob rau hauv lub raj groove.Qhov kev sib koom siv technology tshiab tso cai rau cov kav dej mus txog 24 "(600mm) txoj kab uas hla yuav tsum tau sib sau ua ke nrog ob qho tib si. cov txiv ntseej thiab bolts kom ruaj ntseg cov pob qij txha ntawm tus kheej.Qhov kev sib koom ua ke tsim ib lub foob triple vim kev tsim kev sib raug zoo ntawm cov yeeb nkab, gasket, thiab vaj tse, uas yog kho kom zoo thaum lub kaw lus yog pressurized.Rigid thiab Flexible Couplings muaj nyob rau hauv nruj thiab saj zawg zog, slotted mechanical couplings yog Class Society Hom Pom Zoo thiab tuaj yeem siv rau hauv qhov chaw ntawm txoj kev vuam / flange hauv 30 lub tshuab ua raws li cov qauv kev teeb tsa tsim los ntawm txhua lub koom haum certifying.Piv txwv li, siv cov couplings nruj nyob ib ncig ntawm thaj chaw xws li manifolds thiab li qub, uas yooj yim dua rau Kev nkag mus thiab hloov dua li flanges.Txawm li cas los xij ntawm lawv cov qauv tsim, cov couplings nruj kuj muab piv rau axial thiab radial txhav rau flanged lossis welded pob qij txha. Ntxiv rau cov yeeb nkab txav vim thermal expansion lossis vibration, hloov tau yooj yim couplings muaj qhov zoo hauv cov ntawv thov uas txheeb ze zog. Nyob nruab nrab ntawm cov yeeb nkab thiab cov qauv kev txhawb nqa yog xav tau.Kev nthuav dav thiab kev cog lus tuaj yeem ua rau lub siab ntawm flanges thiab cov kav dej, ua rau cov gaskets puas thaum lub sij hawm.Thaum qhov no tshwm sim, qhov sib koom ua ke muaj kev pheej hmoo ntawm to.Slotted saj zawg zog couplings tuaj yeem ua kom haum cov yeeb nkab xa mus rau hauv daim ntawv ntawm axial txav. los yog angular deflection.Vim li no, lawv yog qhov zoo tagnrho rau kev txhim kho cov kav dej ntev, tshwj xeeb tshaj yog nyob nruab nrab ntawm cov blocks hauv lub hiav txwv qhib qhov twg flanges tuaj yeem loosen lub sijhawm, ua rau muaj kev pheej hmoo ntawm cov xau thiab cov yeeb nkab sib cais. Rigid thiab saj zawg zog couplings kuj muab cov txiaj ntsig ntawm lub suab nrov. thiab kev vibration damping, tshem tawm qhov kev xav tau tshwj xeeb ntawm cov suab nrov-txo cov khoom thiab cov roj hmab perishable bellows los yog zoo sib xws.Kev siv cov tshuab grooved piping tshuab tuaj yeem ua kom yooj yim thiab yooj yim installation thiab txij nkawm, thiab ua kom cov kev ua haujlwm ntawm cov kav dej onboard.Ease of installation on thawj zaug installation, lub bolt qhov ntawm lub flange yuav tsum tau precisely dlhos thiab ces nruj kom ruaj ntseg sib koom tes.Lub bolt qhov indexes ntawm cov khoom inlet thiab qhov hluav taws xob yuav tsum tau zoo kawg nkaus ua raws li cov flanges ntawm cov kav dej yuav tsum tau txuas nrog cov khoom siv. Tus naj npawb ntawm qhov nyob hauv flange tsuas yog txiav txim siab ib qho ntawm ntau txoj haujlwm kho, tsuas yog qhov haum lossis lub valve tuaj yeem tig kom haum rau lub qhov ntsia hlau. Tsis tas li ntawd, lwm qhov kawg ntawm cov yeeb nkab flanged kuj yuav tsum tau ua raws li nws cov mating flange, uas ntxiv nce ntxiv. qhov nyuaj ntawm kev sib dhos thiab kev pheej hmoo ntawm misalignment.Grooved piping systems tsis muaj qhov teeb meem no, thiab tso cai rau kev txhim kho yooj yim dua, nrog 360-degree kev sib hloov ntawm cov kav dej thiab mating Cheebtsam.Txawm li cas los xij tsis muaj lub qhov taub qhov qauv rau kab, lub coupling yuav positioned. Nyob txhua qhov chaw ntawm qhov sib koom ua ke.Couplings tuaj yeem tig ib ncig ntawm cov yeeb nkab kom yooj yim bolting thiab yooj yim rau kev nkag mus rau cov khoom siv. Ntxiv rau kev tshem tawm qhov tsis zoo thaum lub sijhawm teeb tsa, lub coupling lub peev xwm 360-degree orientation, nrog rau nws cov profile me dua piv rau flanges, ua rau grooved system installation. Qhov zoo tshaj plaws rau qhov chaw nruj.Ntxiv mus, cov neeg tsim khoom tuaj yeem nrhiav tau tag nrho cov khoom sib dhos ntawm txhua qhov sib koom ua ke hauv tib qhov chaw kom yooj yim kev tshuaj xyuas thiab kev saib xyuas.Flanges yog li ob npaug ntawm sab nraud txoj kab uas hla ntawm cov kav dej uas lawv txuas rau.Ntawm qhov nruab nrab, qhov sib txuas sib txuas yog ib nrab. size.Qhov zoo ntawm qhov tsim me me ua rau qhov zawj qhov system zoo tagnrho rau cov haujlwm uas qhov chaw muaj kev txwv, xws li lub lawj thiab phab ntsa nkag - qhov tseeb uas tau lees paub rov qab rau xyoo 1930s thaum Victaulic couplings tau siv thawj zaug hauv British shipyards.Assembly Speed ​​​​grooved yeeb nkab tuaj yeem ntsia tau sai dua li flanged vim tias qhov sib txuas muaj tsawg dua bolts thiab qhov xav tau torque tsis tshaj 12 "(300mm). Tsis zoo li flanges uas yuav tsum tau welded rau cov yeeb nkab kawg, grooved kav Lub valve tsis tas yuav tsum tau vuam, uas ntxiv txo lub sij hawm installation thiab tshem tawm tej thermal puas rau lub valve, thaum tseem yuav txo tau kev ruaj ntseg txaus ntshai los ntawm kev tshem tawm kub ua hauj lwm. DIN 150 ballast ntsia nrog Victaulic grooved cov khoom Ib qho kev sib piv ntawm cov xov hlau thiab cov kev sib txuas ib txwm pom tau tias yuav txo tau 66% ntawm tag nrho cov sij hawm installation (150.47 txiv neej-teev vs. 443.16 txiv neej-teev). Kev teeb tsa ntawm 52 plam flanges thiab welded lub luj tshib thiab tees piv rau 60 qhov sib txuas nruj Lub sijhawm xav tau qhia qhov sib txawv loj tshaj plaws hauv lub sijhawm. Couplings yuav tsum tsuas yog ob lub bolts mus txog 24 "(600 mm) yeeb nkab loj. Los ntawm qhov sib piv, flanges yuav tsum muaj tsawg kawg yog 20 teeb ntawm cov txiv ntseej thiab Bolts. Tsis tas li ntawd, flanges yuav tsum tau siv lub hnub qub nruj nrog lub ntsej muag tshwj xeeb los ntsuas thiab xyuas kom raug. torque specification yog ua tiav Grooved tube tshuab tso cai rau kev sib txuas ua ke siv cov cuab yeej siv tes, thaum lub tsev txuas txuas tau sib txuas Cov bolt pads yog nyob rau hauv cov hlau-rau-hlau sib tiv tauj thiab qhov sib koom ua ke yog qhov yooj yim kev soj ntsuam xyuas kom paub meej txog kev sib dhos kom raug. Flanges, ntawm qhov tod tes, muab tsis pom kev pom zoo: tib txoj hauv kev los xyuas kom meej qhov kev sib dhos yog qhov kev sib sau thiab kev ua haujlwm siab, kos Leak thiab rov kho cov pob qij txha raws li xav tau Cov khoom siv tib yam ntawm cov kav dej sib txuas uas ceev installation-tsawg dua bolts thiab tsis muaj torque yuav tsum-tseem ua kom lub kaw lus tu lossis rov ua haujlwm sai thiab yooj yim Piv txwv li, txhawm rau nkag mus rau lub twj tso kua mis lossis lub valve, loosen ob lub bolts ntawm kev sib txuas thiab tshem tawm lub tsev thiab gasket los ntawm kev sib koom ua ke. Nyob rau hauv lub flanged system, ntau bolts yuav tsum tau muab tshem tawm. Thaum reassembling lub flange, nws tseem yuav tsum tau nyob rau hauv thawj installation Tib lub sij hawm-siv bolt-tightening txheej txheem yog ua nyob rau hauv lub shaft coupling tuav lub gasket nyob rau hauv meej compression los ntawm sab nraum lub haum. Tsis tas li ntawd, txij li thaum lub coupling gasket tsis raug rau siab compressive zog, tsis tu ncua tu tsis tu ncua, whereas lub flange gasket yuav tsum tau hloov thaum lub system yog disassembled rau kev kho. Txhawm rau ua kom lub suab nrov thiab kev vibration, flanged systems yuav tsum tau roj hmab hauv qab lossis braided hose. Cov Cheebtsam no tuaj yeem ua tsis tiav vim kev ua haujlwm dhau los thiab, nyob rau hauv ib txwm hnav thiab tsim kua muag, yuav tsum tau hloov qhov nruab nrab txhua txhua 10 xyoo, ua rau tus nqi thiab lub sijhawm poob haujlwm. Txawm li cas los xij, mechanical grooved yeeb nkab pob qij txha tuaj yeem txuas lub neej ntawm qhov system. Lawv lub peev xwm los ua kom haum rau lub cev kev co txo ​​qhov kev pheej hmoo ntawm kev sib koom ua ke tsis tas yuav tsum muaj cov khoom tshwj xeeb uas yuav tsum tau kho tsis tu ncua lossis hloov pauv. Muaj nyob rau hauv kev hloov pauv tau yooj yim thiab nruj couplings Elastomeric gaskets yog qhov ruaj khov thiab tuaj yeem tiv taus kev khiav hauj lwm loj heev thiab kev thauj mus los. Lub kaw lus tuaj yeem rov ua kom siab dua thiab muaj kev ntxhov siab yam tsis muaj qaug zog rau lub elastomer gasket. Qhov hnyav nyem valve cov rooj sib txoos feem ntau yog tsim los ntawm flanged Cheebtsam. Txawm li cas los xij, qhov no Txoj kev sib txuas tuaj yeem ntxiv qhov hnyav hnyav rau cov kav dej. A 6 nti (150 mm) flanged valve los ua ke muaj ib lub lug npauj npaim valve txuas nrog lub taub qab vuam flange thiab yim bolts thiab ceev ntawm txhua sab ntawm lub valve thiab hnyav kwv yees li 85 phaus.A 6 "(150 mm) valve los ua ke siv ib grooved kawg npauj npaim valve, grooved kawg cov yeeb nkab thiab ob qhov sib txuas tsis sib txuas los txuas lub rooj sib dhos thiab hnyav kwv yees li 35 lbs, 58% sib dua li lub flanged los ua ke.Yog li ntawd, grooved valve sib dhos yog qhov zoo tagnrho hloov rau kev lag luam shipbuilding.Cov saum toj no ntsia DIN 150 ballast. xaim sib piv qhia tau hais tias kev txo qis 30% (2,164 lbs vs. 3,115 lbs) thaum cov khoom siv Victaulic grooved siv es tsis txhob siv cov kev sib txuas ib txwm siv.52 nested flanges, ntsia liaj qhov rooj teeb thiab ntxhua khaub ncaws piv rau 60 qhov sib txuas tsis sib haum yog qhov laj thawj tseem ceeb rau qhov hnyav ntxiv ntawm lub welded / flanged system.Qhov hnyav txuag los ntawm kev siv cov khoom siv slotted es tsis txhob flanges tuaj yeem ua tiav ntau yam ntawm cov yeeb nkab qhov ntau thiab tsawg.Qhov loj ntawm qhov txo yog nyob ntawm cov yeeb nkab txoj kab uas hla thiab hom haum siv.Nyob rau hauv kev ntsuam xyuas siv ib Victaulic Style 77 coupling, hnyav tshaj coupling nyob rau hauv lub series, mus cuag cov yeeb nkab, tag nrho cov ntsia qhov ceeb thawj ntawm lub grooved los ua ke yog ho txo ​​qis piv rau ob lub teeb-duty PN10 plam flanges.Cov ntaub ntawv poob yog raws li nram no: 4 "(100mm) - 67% ; 12 "(300mm) - 54%; 20 "(500mm) - 60.5%. Siv qhov hnyav dua qhov hloov tau hom 75 lossis Rigid Type 07 couplings thiab / lossis Heavier flange hom uas tuaj yeem ua tiav 70% qhov hnyav. Piv txwv li, 24 "(600 mm) flange teem rau TG2 system hnyav 507 lbs, tab sis kev sib dhos zoo sib xws siv Victaulic fittings hnyav tsuas yog 88 lbs. Shipyards siv grooved couplings es tsis txhob flanges ntawm cov tshuab xaiv tau sau tseg qhov hnyav ntawm 12 tonnes ntawm Offshore txhawb nqa nkoj thiab 44 tonnes ntawm nkoj nkoj Cov txiaj ntsig ntawm kev siv thev naus laus zis rau cov tswv nkoj yog qhov tseeb: Lub teeb nyhav txhais tau tias ntau cov khoom thauj lossis cov neeg caij tsheb thiab siv roj tsawg Nws kuj ua rau kev tuav cov kav dej hauv nkoj tau yooj yim dua thiab lub teeb yuag, Kev Loj Hlob Zoo grooved piping systems yog yooj yim dua rau kev tswj hwm nws cov flanged piping system muaj cov yam ntxwv tseem ceeb, nrog rau cov txiaj ntsig ntxiv ntawm kev ntseeg siab, kev yooj yim ntawm kev sib dhos thiab txo cov kev pheej hmoo ntawm kev nyab xeeb, tau txhawb nqa cov tswv nkoj, engineers thiab shipyards. xaiv grooved mechanical systems hla flanges Qhov kev loj hlob no siv grooved thev naus laus zis tau txais kev txhawb nqa los ntawm cov chaw muag khoom xws li cov khoom siv hluav taws xob xws li cov khoom siv hluav taws xob, lub thawv txias, thiab cov cua txias, nrog rau lub valve thiab compressor manufacturers, ntau yam uas tam sim no muab grooved terminations rau lawv cov khoom. Qhov ntau ntawm cov kev pabcuam siv grooved fittings yog tsis tu ncua. Tsim kom muaj kev vam meej hauv kev siv dej, Victaulic txuas ntxiv nws cov keeb kwm ntev ntawm kev tsim kho tshiab los ntawm kev tsim thiab hom-pom zoo refractory gaskets rau kev pabcuam roj marine. (Tshaj tawm nyob rau lub Plaub Hlis 2014 ib tsab ntawm Maritime Reporter & Engineering News - http://magazines.marinelink.com/Magazines/MaritimeReporter) Lub US Senate ua tsis tau tejyam rau hnub Thursday kom dhau ib daim nqi rau txim rau lub Lavxias teb sab-sponsored Nord Stream 2 ntuj Cov raj xa hluav taws xob… Esther Percorsi tseem tuaj yeem hnov ​​​​lub suab qw, hnov ​​​​qhov txias thiab pom kev ntshai ntawm tib neeg lub qhov muag.Nws yog ib tus neeg muaj sia nyob… Lub Kaus Lim Kauslim Shipbuilding thiab Offshore Engineering Corporation (KSOE) cia siab tias yuav muaj cov thev naus laus zis los thauj hydrogen los ntawm nkoj los ntawm 2025, ib tug thawj coj hais tias ... Thawv shipping loj AP Moller-Maersk tam sim no npaj ua kom tiav net-zero emissions los ntawm nws cov hauj lwm los ntawm 2040 ib xyoo caum dhau los ... loj marine tej yaam num. Sailing Cargo Inc.'s Quadriga Aqua project aims yog lub ntiaj teb loj tshaj plaws kev lag luam sailboat, combining eco-friendly sail propulsion nrog lub tshiab nqaij nruab deg ua liaj ua teb Crowley tau cog lus kom ua tiav net-zero greenhouse gas emissions thoob plaws tag nrho cov teev los ntawm 2050, nrhiav ib txoj hauv kev raws li Qhov tseeb kev nyab xeeb kev tshawb fawb los txwv lub ntiaj teb ua kom sov rau 1.5 degrees Celsius. Maritime Reporter E-News yog qhov loj tshaj plaws thiab muaj kev tso cai ENews kev pabcuam hauv kev lag luam maritime, xa rau koj tus email tsib zaug hauv ib lub lis piam