Boiler Boiler

Boiler Boilerndi chitoliro chachitsulo chosakanizika chomwe chinapangidwira makamaka-kutentha kwambiri ndi{1}}kuthamanga kwambiri.Cr–Mo low-zitsulo za alloyopangidwa kuti azithandiza-kutentha/kuchuluka-ntchito zopanikizika, komwe kumapangitsa kuti kulimba kwamphamvu ndi oxidation resistance kuzitha kudalira moyo wathu. Kwenikweni, kugula "boiler pipe" kumayendetsedwa ndi giredi-(monga P11/P22/P91), chifukwa kamangidwe ka aloyi + ndi kutentha kumatsimikizira kuti{10}}imagwira ntchito nthawi yayitali pansi pa nthunzi ndi madzi otentha .

Powonjezera chromium (Cr) ndi molybdenum (Mo) kuchitsulo, mapaipiwa amapereka mphamvu zochulukirapo-zotentha kwambiri, kulephera kugwa, kukana okosijeni, komanso kusachita dzimbiri. Amagwiritsidwa ntchito kwambiri pazida zofunika kwambiri zogwiritsira ntchito nthunzi, madzi otentha, ndi zida zowononga, monga ma boiler opangira magetsi, zotenthetsera petrochemical, zosinthira kutentha, ndi mapaipi okakamiza.
Pokhala ndi zaka zambiri zantchito yapadziko lonse lapansi, Octal Pipe imapanga ndikutumiza mapaipi otenthetsera motsatira miyezo ya ASTM, ASME, DIN, EN. Magiredi amayambira P1–P92 ndi P122, kuonetsetsa kuti chilichonse chili ndi ma boilers wamba mpaka mayunitsi apamwamba kwambiri-apamwamba kwambiri.

• ASTM A335 / ASME SA335: Mapaipi opanda msoko a Ferritic alloy for high-kutentha kwambiri
• ASTM A213 / ASME SA213: Mapaipi achitsulo osasunthika azitsulo zama boiler ndi ntchito zotenthetsera
• EN 10216-2: Machubu achitsulo osasunthika pazolinga zokakamiza

Magiredi Wamba & Mapulogalamu:

• P1, P2- Magiredi otsika-a aloyi amtundu wa kutentha kwapakati
• P11, P12, P22- Amagwiritsidwa ntchito kwambiri pamagetsi ndi petrochemical high-mizere yotentha ya nthunzi
• P5, P9, P21- Kukana kwa dzimbiri kwamphamvu kwa malo omwe amafunikira mankhwala
• P91, P92, P122- Magiredi apamwamba-apamwamba kwambiri-ma boiler apamwamba kwambiri okhala ndi moyo wautali komanso wamphamvu kwambiri

Kufotokozera kwa Chitoliro cha Boiler (Kukula, Ndondomeko, Mapeto & Mayesero)

M'makalata a polojekiti,"boiler chubu zitsulo kalasi"nthawi zambiri amatanthauzaASTM A213ma tube, pamene"boiler pipe"kawirikawiri maumboniChithunzi cha ASTM A335mapaipi. A213 imakwirira ma boiler a aloyi/wotentha kwambiri/kutentha-machubu osinthanitsa, ndipo A335 imakwirira ma ferritic alloy-chitoliro chachitsulo champhamvu-chothandizira kutentha-mabanja ogwirizana, koma amatchulidwa mosiyana mu ma BOM ndi zoyendera.

Kuti mupewe kusokonezeka kwamakalasi pakugula ndi kutulutsa zinthu, gwiritsani ntchito malamulo awa:

Lamulo 1 - Gwirizanitsani dzina lagiredi ku mtundu wa chinthu:lembaniT-magiredikwa A213 chubu zinthu ndiP-magiredikwa zinthu zapaipi za A335. Izi zimalepheretsa kukanidwa kwa "zinthu zolondola, satifiketi yolakwika" pakuwunika kwa EPC.

Lamulo 2 - Gwiritsani ntchito zolozera zopingasa{1}}ngati chitsogozo chokha, osati choloweza m'malo:mapulojekiti ambiri amawonaP11 ↔ T11ndiP22 ↔ T22monga banja lautumiki lomwelo (chitoliro motsutsana ndi chubu), koma PO iyenera kutchulabe mulingo wolondola ndi mawonekedwe azinthu.

Lamulo 3 - Osasakaniza machubu opanda seamless ndi zofunikira za chitoliro:Zinthu zamachubu a A213 nthawi zambiri zimamangiriridwa ku malamulo opangira chotenthetsera/chowotchera komanso zothina pama ID, pomwe zida za A335 nthawi zambiri zimangoyang'ana malire okakamiza komanso kutsatira malamulo a mapaipi.

Lamulo 4 - Kusankha magiredi ndi pafupifupi{1}}nthawi yayitali-kulimba kwa kutentha:apamwamba-magiredi mongaP91/P92nthawi zambiri amatchulidwa pamene kapangidwe kake kamafuna mphamvu kwanthawi yayitali-pa kutentha kokwera, osati "zokolola zambiri." Tsimikizirani kalasi yeniyeni ndi chithandizo cha kutentha chomwe chimafunidwa ndi code/spec.

Lamulo 5 - Nenani za katundu woyendera/matenthedwe, osati giredi yokha:kwa mapaipi otenthetsera zinthu zakuthupi, ogula nthawi zambiri amafunikira kumveka bwinokutentha mankhwala chikhalidwendiMtengo wapatali wa magawo NDT(pa pulojekiti iliyonse ya ITP) chifukwa izi zimakhudza kwambiri kuvomera-kutentha kwambiri.

Lamulo 6 - Ngati mndandanda wa zida ukunena kuti "chubu," osalowa m'malo ndi "chitoliro" (ndi mosemphanitsa):ngakhale miyeso ikuwoneka yofanana, njira yovomerezeka / yovomerezeka ndi yosiyana ndipo imatha kuyambitsa kusagwirizana pakulandila.

Malangizo pakugula:Mukamatumiza ma RFQ, phatikizani mawu amtunduwo monga momwe amawonekera pamndandanda wa zida (mwachitsanzo, "ASTM A213 T22 boiler chubu" kapena "ASTM A335 P22 boiler pipe"), kenaka yikani OD×WT, kutalika, ndi zikalata zofunika-iyi ndiyo njira yachangu kwambiri yopewera ziphaso zosagwirizana pakutulutsidwa.

• Kutentha Kwambiri{0}}Kutentha KwambiriChifukwa cha Cr-Mo alloy reinforcement, Boiler Pipes amatha kukhala olimba komanso osasunthika pa madigiri 600 kupita kumtunda, kukana kuwonongeka kwa kutentha. Izi zimaonetsetsa kuti ntchito-zikugwira ntchito kwanthawi yayitali, yotetezeka, komanso yokhazikika pansi pa-nthunzi yotentha komanso yotentha kwambiri.
• Creep Resistance & Moyo Wowonjezera WautumikiKupindika kwa pulasitiki (kutsika) pansi pa nthawi yayitali-kutentha kwambiri-kutsika kwambiri{1}}ndizovuta zomwe zimachitika kawirikawiri. Chrome-Mapaipi a Moly, okhala ndi ma Cr{4}wokongoletsedwa bwino a Mo ndi mankhwala otenthetsera, amasonyeza kusamvana bwino, zomwe zimathandiza maola masauzande ambiri akugwira ntchito mosalekeza popanda kusakhazikika kwa dimensional. Izi zimachepetsa kuzimitsa kosakonzekera komanso ndalama zosamalira.
• Superior Oxidation & Corrosion Resistance Chromium (Cr)kupanga wandiweyani woteteza oxide wosanjikiza, kuchepetsa makutidwe ndi okosijeni mu nthunzi ndi mpweya wotentha; Molybdenum (Mo) imathandizira kukana sulfure- ndi klorini-zokhala ndi media. Izi zimathandiza kuti mapaipi azitha kukhala ndi moyo wautali wautumiki m'malo ovuta kwambiri monga ma boiler amagetsi, zotenthetsera zoyenga, ndi zopangira mankhwala.
• Wabwino Weldability & Fabrication Yogwirizanazowotcherera, -pamalo owotcherera, ndi njira zingapo zowotchera, kuonetsetsa kuti mafupa amphamvu ndi opanda vuto{1}}akhale opanda vuto. Ndi makina ochita bwino (kupindika, kudula, beveling), mapaipiwa amatha kusinthidwa kuti agwirizane ndi masanjidwe ovuta a makina ndi zida zamakina{3}}zokha.
• Wide Grade Range & International Standards Kuchokera ku P1/P2njira zothetsera P91/P92 zautali wautali-zosankha zamoyo, magiredi angasankhidwe potengera kutentha, kupanikizika, ndi mtundu wapakati, kusanja magwiridwe antchito ndi mtengo wake. Zotsimikizika kwathunthu ku ASTM, ASME, EN, DIN, zinthuzi zimalandiridwa mosavuta pama projekiti apadziko lonse lapansi.
• Wokometsedwa Lifecycle MtengoNgakhale ndalama zoyambilira zimaposa zitsulo za carbon, Chrome-Moly Boiler Pipes imapereka moyo wautali wautumiki, kuchepekera kwa nthawi yokonza, komanso kugwiritsa ntchito bwino zida, zomwe zimapangitsa kuti mtengo waumwini ukhale wotsika kwambiri (TCO). Ndizoyenera kwambiri kupanga magetsi, kuyenga, ndi mafakitale amagetsi komwe nthawi ndi kudalirika ndizofunikira.

Kuchita bwino kwa Chrome-Moly Boiler Pipes kumachokera ku kapangidwe ka aloyi.

• Chromium (Cr)amapereka okosijeni ndi dzimbiri kukana
• Molybdenum (Mo)zimathandizira-kutentha kwambiri komanso kusasunthika
• Mpweya (C), Manganese (Mn), ndi Silicon (Si)amalamulidwa mosamalitsa
• Tsatirani zinthu(V, Nb, N, ndi zina zotero) m’magiredi apamwamba (P91, P92) amalimbitsa kulimba ndi kulimba-kwanthawi yaitali

Tsatanetsatane wa ma chemicals akupezeka mu tebulo ili m'munsimu.

Kugwira ntchito kwamakina ndikofunikira kwambiri-kutentha kwambiri ndi{1}}malo opanikizika kwambiri.

• Kulimba kwamakokedweamaonetsetsa mapaipi kukana kusweka pansi pa nkhawa pa kutentha okwera
• Zokolola Mphamvuimapereka mipata yokwanira yachitetezo pansi pazovuta zokhazikika
• Kuchita bwino-magiredi monga P91/P92 amapereka mphamvu ndi chipiriro kwambiri kuposa P11/P22 wamba, kukulitsa nthawi yoyendera ndikuwongolera kupezeka kwadongosolo.

Onani pa tebulo ili m'munsimu kuti mudziwe zambiri zazinthu zamakina.

Kusungunula mapaipi a boiler nthawi zambiri kumayikidwakutentha-kuwongolera kutayika ndi kuteteza ogwira ntchito, koma ikhoza kuyambitsanso chiopsezo chachikulu chodalirika ngati chinyezi chikuloledwa kulowa ndikukhalabe otsekeredwa. Mu zomera zambiri,boiler chitoliro nkhonyaamanena zankhonya / kutsekereza chitoliro ndi zotsekera kuphatikiza zitsulo jekete (zovala)kuteteza insulation system pa ntchito ndi kukonza. Kugula "kupanga-kapena-kupumula" mwatsatanetsatane sikuti kumangokhala makulidwe a insulation-ndiKuwongolera kwamadzi + drainage/kutulutsa mpweya, chifukwa chinyezi chotsekeredwa chikhoza kuyendetsadzimbiri pansi pa insulation (CUI)pamwamba pa chitoliro chakunja, nthawi zambiri sichidziwika mpaka kuzima.

Kuti gawoli lizigwira ntchito, nazi mfundo zazikuluzikulu zomwe nthawi zambiri zimatchulidwa pama projekiti enieni:

• Fotokozerani cholinga chotchinjiriza ndi envulopu ya kutentha:makulidwe ndi zinthu zimasankhidwa kutengera kutentha ndi kutentha-zolinga zotayika, komanso ngati mzerewo ukuwonakupalasa njinga(kuyamba/kuyimitsa) yomwe imapopa chinyontho kudzera m'malo olumikizirana mafupa.
• Tchulani kachitidwe ka jekete, osati "kuteteza" kokha:zinthu (aluminium / zosapanga dzimbiri / malata), makulidwe, ndi momwe seams / overlops amapangidwira; zopingasa bwino zimakhala malo olowera madzi.
• Tsatanetsatane wa zowongolera madzi (zosowa kwambiri):zimafunikira zomata zomata zazitali, zotsekeka pomwe payenera, ndi malamulo omveka bwino olowera (zothandizira, matepi a zida, mabulaketi).
• Filosofi yotulutsa / mpweya:tchulani komwe madzi angatulukire-zotengera zochepera-zocheperako, zibowo zokulirapo, kapena mipata yotulukira mpweya{2}}chifukwa “njira yosindikizidwa bwino” m'moyo weniweni nthawi zambiri imakhalamsampha wa madzipambuyo kuwonongeka.
• Magawo ovuta kuti mutchule momveka bwino:Zothandizira mapaipi ndi zomangira, zigongono/miyendo, malo otsika, ndi malo otsekera-awa ndi malo omwe amapezeka pafupipafupi a CUI chifukwa amasunga chinyezi komanso kupsinjika.
• Chidziwitso cha kutentha kwa gulu la CUI:mizere yomwe imagwira ntchito m'malo owopsa a CUI (nthawi zambiri imakhala yotentha mokwanira kuti ikhale yonyowa koma osatentha mokwanira kuti iume mwachangu) nthawi zambiri imafunikira kuwongolera ma jekete ndi njira yoyendera.
• Kuyang'ana-nkhonya ochezeka:amafunazigawo zochotsekakapena kuyang'ana mazenera pamalo omwe ali ndi chiopsezo chachikulu- kuti eni ake atsimikizire zakunja popanda kuvula-panthawi iliyonse.
• Kukonzekera pamwamba ndi zokutira pansi pa insulation:ngati polojekiti ikugwiritsa ntchito zokutira pansi pa zotsekemera, tchulani mtundu wa zokutira ndi maziko okonzekera pamwamba; kutchinjiriza sikulowa m'malo mwa chitetezo cha dzimbiri.
• Chigamulo chokonzekera:ziphatikizepo njira zovomerezera kukonza zowonongeka za jekete, chifukwa madontho/misozi nthawi zambiri imakhala-zoyambitsa kutayikira kwanthawi yayitali ngati sizikukonzedwa mwachangu.

• Boiler/HRSG high-mahedi a kutentha ndi zolumikizira:

M'zilumba za HRSG ndi zowotchera, zolumikizira zam'mutu ndi ma spool zimagwira ntchito ndi kutentha kosalekeza, kuphatikiza kugwedezeka komanso kutsika kwamafuta. Kugwira ntchito m'munda nthawi zambiri kumakhala ndi mawindo otsekedwakwanira-kulondola ndi kuwongolera njira zowotchererakusankha ngati ndandanda ikugwira. OD/WT yosasinthasintha komanso kutentha koyenera-kathandizo ndi njira zazikulu zopezera zinthu.

• Mapaipi otenthetsera moto / chotenthetsera pafupi ndi ng'anjo (kuwonetseredwa kowoneka bwino):

Mapaipi apafupi ndi ng'anjo amawona kutentha kwachitsulo kokwera, makulitsidwe a okosijeni, ndi kutentha kosiyana. Chowonadi cha malo ogwirira ntchito ndi chakuti zotsekemera ndi jaketi zimachotsedwa nthawi zambiri ndikubwezeretsedwanso panthawi yokonza, kotero kuwongoleraoxidation yakunja ndi ngozi ya CUIndi gawo la moyo, osati kungosankha zinthu zoyambirira.

• Mapaipi opangira chotenthetsera choyatsira moto ndi malupu otentha otengera mafuta:

Machitidwewa amayenda pa kutentha kwakukulu kwa nthawi yaitali, ndi kutentha kwapang'onopang'ono pakusintha ndi kusokonezeka kwa ndondomeko. Zomwe zimachitika pamalo ogwirira ntchito ndi monga flange/fit{1}kuchulukana kwamafuta chifukwa cha kutentha komanso kuwonongeka kwa malo opangira ntchito komwe kumabweretsa dzimbiri. Zipangizo zamapaipi a alloy boilers zimagwiritsidwa ntchito kusunga mphamvu pakutentha ndikuchepetsa kukonzanso kosakonzekera.

• {{0}kuthamanga kwambiri kwa mapaipi ndi makina olumikizana ndi ma valve (ma valve station / ma rector-ins):

Pamayunitsi apakati{{0}panthawi yopumira, mipope mozungulira ma reactors, ma compressor, ndi ma valve stations amawona kukhathamiritsa kwamakina kuchokera ku zothandizira, kugwedezeka, ndi kuwongolera pafupipafupi. Kugula kumatsindikaumboni wolembedwa, traceability, ndi weldability controls chifukwa mbiri iliyonse yosowa imatha kuchedwetsa kutumidwa.

Lumikizanani tsopano

FAQ

 

 

Q: Kodi mapaipi a boiler ndi chiyani?

A:Mafotokozedwe a mapaipi a boiler ayenera kufotokozedwa ngatiOD × makulidwe a khoma × kutalika × kalasi × ​​olamulira muyezo, kuphatikiza mtundu wakumapeto (BE/PE/T&C) ndi kutulutsa kofunikira (mankhwala otentha/NDT/hydrotest ngati kuli kotheka). Mitundu yodziwika bwino patsamba linoOD 10.3-1422 mm, WT Wocheperapo kapena wofanana ndi 150 mm,ndi6 m / 12 m / 20FT / 40FT (mpaka 18 m).

Q: Kodi chitoliro cha boiler ndi chiyani?

A:Boiler chitoliro zinthu zambiriChrome-Moly (Cr-Mo) ferritic alloy seamless steelchifukwa cha -kutentha/kukwezeka{1}}kusefukira, komwekukwawa mphamvu ndi oxidation kukanakuyendetsa kudalirika kwa moyo; kalasi wamba mongaASTM A335 P1–P92 (ndi P122)kutengera ntchito.

Q: giredi ya boiler chubu / boiler chubu zitsulo giredi - zimasiyana bwanji ndi kalasi ya chitoliro cha boiler?

A:"Boiler chubu zitsulo kalasi" nthawi zambiri amatanthauzaASTM A213 T-giredi (tubing), pamene kupopera kwa boiler nthawi zambiri kumakhalaASTM A335 P-giredi (paipi); akhoza kukhala mabanja ofanana aloyi (mwachitsanzo,P11↔T11, P22↔T22) koma iyenera kufanana ndi mtundu wa chinthu cha BOM kuti musagwirizane ndi ziphaso pakumasulidwa.

Q: Chitoliro chowotchera chomwe chikutha panja - chifukwa chofala kwambiri ndi chiyani ndipo mungapewe bwanji?

A:"Kutuluka kunja" pamizere yotentha nthawi zambiri kumalumikizidwa ndidzimbiri pansi pa insulation (CUI)chifukwa cha kulowa kwa madzi ndi kutsekeka kwa chinyezi pansi pa kutchinjiriza / nkhonya; kupewa ndikutchula zambiri za jeketekuwongolera madzi + ngalande / kutulutsa mpweyandi kuyang'anira njira zowunikira pazithandizo / zotsika m'malo mowona kuti kutsekereza kumangoganiziridwa pambuyo pake.

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