Ibisobanuro bigufi:
Amagambo y'ingenzi:
Valve y'irembo rya Cryogenic Valve y'irembo -196℃ Valve y'irembo rya LNG Valve y'irembo ry'ubushyuhe buri hasi Valve yo kwitandukanya na Cryogenic Valve y'irembo rya Bonnet yagutse Valve ya serivisi ya Cryogenic Valve ya Z40H Cryogenic Valve yo kuzimya LN2 Valve ya API 600 Cryogenic
Ibisobanuro bigufi by'ibicuruzwa:
Ibikoresho bya Womic Steelvalve zo mu muryango zikora neza cyanebyakozwe kugira ngo bihuzwe neza kandi bizime muri serivisi zikoresha ubushyuhe buri hasi cyanekugeza kuri -196°C, byagenewe by'umwihariko ibyuma byakira LNG, inganda zikora liquefaction, inganda zitandukanya umwuka, sisitemu ya azote/ogisijeni y'amazi, n'inganda zitunganya ethylene. Amavali yacu y'irembo akoresha cryogenic arangwamoagapira kanini gafite isahani yo gutonyangaho amazikurinda ibiti by'inyuma ubushyuhe bukabije, igishushanyo cya disiki ya wedge cyangwa parallel slide, hamwe n'inyubako ya bolnet ifite imigozi ikoresha spiral wound gaskets kugira ngo serivisi yizewe iboneke. Iboneka mu bunini kuva kuri1/2" kugeza kuri 48" (DN15 kugeza kuri DN1200)hamwe n'ibipimo by'umuvuduko bivuye kuriKuva mu cyiciro cya 150 kugeza mu cyiciro cya 2500Ibikoresho by'umubiri birimoIcyuma kitagira umwanda cya austenitic (CF3, CF3M, CF8, CF8M)naicyuma cya karuboni gishyuha cyane (LCB, LCC)hamwe n'ikizamini cy'ingaruka za Charpy gitegetswe kuri -196°C kuri buriBS 6364Ibice byose bifite igitutu bikorerwa ubuvuzi bukabije kuri -196°C kugira ngo bibe bihamye kandi birinde guhindagurika mu bushyuhe bwa serivisi. Irembo n'intebe bifunga ahantu hakomeye hifashishijweIngano ya stellitekugira ngo habeho uburyo bwiza bwo kudashira no kumara igihe kirekire mu bidukikije bicukura. Valve zishobora guhabwa ISO 15848-1 packing low fugitive emission packing, rising stem (OS&Y) cyangwa non-rising stem configurations, hamwe na pneumatic cyangwa electric actuation. Icyemezo cy'uruganda EN 10204 3.1/3.2, hydrostatic test, cryogenic performance test kuri BS 6364, ikizamini cy'ibyuka bicukura kirahari.Itangwa ry'ibikoresho mu rugandaku mishinga ya LNG, gaze y'inganda, n'inganda zikora nk'izishyushye ku isi hose.
Ingano ya Valve y'Irembo rya Cryogenic:1/2" – 48" (DN15 – DN1200)
Igipimo n'Ingano bya Valve y'Irembo rya Cryogenic:BS 6364, API 600, API 6D, ASME B16.34, MSS SP-134, ISO 15848-1 (ibyuka biva mu kirere), NACE MR0175, API 598
Imikoreshereze ya Valve y'Irembo rya Cryogenic:Ibikoresho byakira LNG, inganda zikora liquefaction za LNG, intwaro zitwara imizigo za LNG, units zo gutandukanya umwuka (ASU), imiyoboro ya azote/ogisijeni y'amazi, serivisi ya hydrogen y'amazi, inganda za ethylene na propylene, serivisi ya methanoli y'ubushyuhe buke, gutunganya gaze ya cryogenic, serivisi ya heliyumu y'amazi, imiyoboro itwara cryogenic, imiyoboro ikonje, serivisi zo kuzimya cryogenic nyamukuru
Womic Steel itanga ibiciro byiza kandi bishimishije bya valve y'irembo ishyushye, valve yo gufunga ubushyuhe buke -196℃, valve y'irembo ya LNG, valve y'irembo ishyushye ya bonnet, valve y'irembo ishyushye ya API 600. Icyemezo cy'uruganda EN 10204 3.1/3.2, ikizamini cy'amazi, ikizamini cy'imikorere ishyushye, ubuvuzi bushyushye bwa Stellite, igishushanyo mbonera cy'imyotsi ihumanya ikirere, NACE MR0175 ikurikije amategeko. Itangwa ry'ibikoresho mu nganda za LNG n'inganda zishyushye ku isi yose.
1. Womic Steel: Ubushobozi bwo gukora n'imbaraga z'ikigo
Womic Steel Group ni ikigo gikomeye mu gukora no gutanga serivisi ku isi hose zo gufunga amabati, gifite uburambe bw'imyaka irenga 20 mu gukora amabati akora neza cyane kugira ngo akoreshwe mu buryo bworoshye kandi afunguke. Ikigo cyacu gigezweho gikoresha ubushobozi bwo gucura, gukora, guteranya no gupima:
l Umurongo wo gukora valve y'irembo rya Cryogenic:Umuyoboro wabugenewe wo gukora valve zikozwe mu buryo bwa cryogenic ufite ibyuma bicukura CNC, ibikoresho binini byo gukora valve (bishobora gufata valve za santimetero 48), n'ibikoresho byo gupima cryogenic bishobora gupima valve kugeza kuri -196°C hakoreshejwe azote y'amazi. Ubushobozi bwo gukora buri mwaka burenga valve 10.000 z'amarembo zikozwe mu buryo bwa cryogenic.
l Ikigo gishinzwe kuvura indwara ya Deep Cryogenic:Ifuru ikoreshwa mu kuvura indwara ziterwa n’umuriro (-196°C) kugira ngo igabanye stress ku bice byose birimo igitutu, ihamye kandi ikarinda guhindagurika ku bushyuhe bwa serivisi. Ibice bitoserwa mu mazi byibuze amasaha 8 hakurikijwe ibisabwa na BS 6364.
Vali zose z'irembo zikozwe mu buryo bwa cryogenic gate zakozwe hamwe na:
• Ingofero yagutse ifite isahani yo gutonyanga kugira ngo ikomeze gupakira ibiti ku bushyuhe bushoboka no gukumira ikorwa ry'urubura
• Ibyuma by'ingofero bifite imigozi ikoze mu buryo bw'urukiramende (grafiti + SS) kugira ngo bifungwe neza
• Imiterere y'irembo ry'urukuta cyangwa uruziga ruhuriranye rufite ubuso bufunganye bwa Stellite kugira ngo budapfa kwangirika neza
• Imiterere y'igiti kiri kuzamuka (OS&Y) cyangwa imiterere y'igiti kitari kuzamuka
• ISO 15848-1 (Icyiciro cya A cyangwa B)
• Uburyo bwo kwicara inyuma bwo kugabanya icyuho cy'inyuma
• Amahitamo yubahiriza serivisi z'uburozi hakurikijwe NACE MR0175
Impamyabumenyi z'Ubuziranenge n'Iyubahirizwa ry'Amategeko:
Icyemezo cya l ISO 9001:2015
l PED 2014/68/EU (CE Marking) ku bikoresho bitanga umuvuduko
l API 600 / API 6D Iyubahirizwa ry'Igishushanyo
Icyemezo cya ISO 15848-1 cy'imyuka ihumanya ikirere
Icyemezo cya EN 10204 3.2 gifite icyemezo cy’uruhande rwa gatatu (TÜV, BV, SGS, LR)
Ubugenzuzi bw'umuntu wa gatatu (TPI) bwemewe na SGS, BV, ABS, DNV, TÜV, Lloyd's Register
Uburyo bworoshye bwo gukora kuri value za Cryogenic Gate:
Ingano: 1/2" – 48" (DN15 – DN1200)
Igipimo cy'umuvuduko: Icyiciro cya 150 – Icyiciro cya 2500 (PN20 – PN420)
l Iherezo ry'imiyoboro: Flanged (RF, RTJ kuri ASME B16.5/B16.47), Butt Weld (BW kuri ASME B16.25), Socket Weld (SW kuri ASME B16.11)
Ibikoresho by'umubiri: LCB, LCC, CF3, CF3M, CF8, CF8M
Ubwoko bw'irembo: Ifuru ikomeye (ku ngano nto), Ifuru ihindagurika, Ifuru ikwirakwira (ku ngano nini n'umuvuduko mwinshi)
l Intebe Ikomeye: Icyogajuru 6 cyangwa icyogajuru 21 (Bisanzwe)
l Igikorwa: Ipine y'intoki (Ikoreshwa n'intoki), Ibikoresho (Ikoreshwa n'intoki ku bunini bunini), Pneumatic, Amashanyarazi
l Ubushobozi bwo gukora buri kwezi: 800-1.200 bitewe n'ingano n'uburemere
Kumenyekana ku Isi:Womic Steel ni umucuruzi wizewe mu nganda z’ubwato mpuzamahanga n’abakora EPC barimo COSCO Shipping, Hyundai Heavy Industries, na Keppel Shipyard ku bikoresho bya LNG na FPSO. Ibicuruzwa byacu byemejwe na ABS, DNV, LR, BV, CCS, n’andi mashyirahamwe akomeye yo gushyira mu byiciro.
2. Valve y'irembo rya Cryogenic: Imiterere y'ibikoresho n'ibisobanuro by'ingenzi
Valive zo mu rugi zikoresha uburyo bwa cryogenic gate zikora ku bushyuhe buri hasi nka -196°C, aho ibikoresho bisanzwe biba bibi kandi sisitemu zisanzwe zo kuzifunga zigatsindwa bitewe n'ubushyuhe bukabije. Valive zacu zo mu rugi zikoresha uburyo bwa cryogenic gate zakozwe by'umwihariko kuri izi mimerere ikomeye hamwe n'imiterere y'igishushanyo mbonera cyemejwe na BS 6364, API 600, na API 6D.
Ibiranga igishushanyo mbonera cya serivisi ya -196°C:
Bonnet yagutse ifite isahani yo gutonyanga:Agapfunyika karagutse kugira ngo ahantu ho gupakira (udupfunyika tw’imitsi) hagume ku bushyuhe buri hejuru y’ubukonje, birinde ko urubura rubaho kandi bigakomeza kugumana ubuziranenge bw’udupfunyika. Agapfunyika karinda ubushuhe butose kumanuka ku buryo bushyushye.
Uburyo bwo kuvura indwara ya Deep Cryogenic:Ku bushyuhe bwa serivisi ≤ -101°C, ibice byose birimo igitutu (umubiri, bonnet, gate, stem) bikorerwa ubuvuzi bwimbitse kuri -196°C mu gihe cy'amasaha 8 (cyangwa inshuro nyinshi) kugira ngo bihindure austenite igumanye, bigabanya imihangayiko isigaye, kandi bigenzure ko ubushyuhe bwa serivisi bugumana ubuziranenge. Ibi ni itegeko nk'uko BS 6364 na API 6D bisabwa.
Ubuso bwo gufunga bufite imiterere ikomeye ya Stellite:Ubuso bwo gufunga irembo n'intebe bukozwe mu cyuma gikozwe muri aloyi ya Stellite (ubusanzwe Stellite 6 cyangwa Stellite 21). Ibi bitanga ubushobozi bwo kudashira neza, bikarinda gucika intege no gufata ku bushyuhe bwinshi, kandi bikongera igihe cyo gukoresha valve cyane ugereranije n'imiterere idakomeye.
Kubaka Bonnet ifite imigozi:Dukurikije ibisabwa na BS 6364 na API 600, valves z’irembo zikozwe mu buryo bwa cryogenic zifite imiterere ya bolnet ifite imigozi ifata uruziga kugira ngo zifungwe neza kandi zorohe kuzibungabunga.
Ibikoresho byihariye bya serivisi ya Cryogenic:
| Igice | Amahitamo y'ibikoresho | Ingano y'ubushyuhe | Ibiranga by'ingenzi |
|---|---|---|---|
| Umubiri/Boneti | ASTM A352 LCB/LCC | -46°C kugeza +300°C | Icyuma cya karuboni gishyuha cyane |
| Umubiri/Boneti | ASTM A351 CF3/CF3M (304L/316L SS) | -196°C kugeza +300°C | Ubudahangarwa bwa Austenitic ku bushyuhe bukabije |
| Umubiri/Boneti | ASTM A351 CF8/CF8M (304/316 SS) | -196°C kugeza +300°C | Verisiyo ya karuboni nyinshi |
| Irembo | ASTM A182 F304/F316 | -196°C kugeza +300°C | Isura ikomeye ya Stellite |
| Impeta z'Intebe | ASTM A182 F304/F316 | -196°C kugeza +300°C | Ifite isura ikomeye ya Stellite, ishobora gusimburwa |
| Igiti | ASTM A182 F304L/F316L | -196°C kugeza +300°C | Ingufu nyinshi ku bushyuhe buke |
| Igiti | ASTM A182 F XM-19 | -196°C kugeza +300°C | Ingufu nyinshi, kwambara neza |
| Agaseke k'umubiri | Igikomere cyo mu mizingo (Graphite + SS) | -196°C kugeza +400°C | Ikimenyetso cyizewe kandi kidapfa gushya |
| Gupakira Ibiti | Graphite yo mu bwoko bwa Fugitive Emission Graphite nkeya | -196°C kugeza +400°C | Icyemezo cya ISO 15848 |
| Gutera imipira | ASTM A320 Gr.L7 / A194 Gr.7 | -46°C kugeza +300°C | Ku kigo cya LCB/LCC |
| Gutera imipira | ASTM A320 Gr.B8 CL.2 / A194 Gr.8 | -196°C kugeza +400°C | Ku mubiri wa SS |
| Gupfuka ibintu bikomeye | Stellite 6 / Stellite 21 | -196°C kugeza +400°C | Irembo n'ibice byo gufunga intebe |
Igenzura ry'Ibikoresho by'Ingenzi:
✔100% PMI (Indangamuntu nziza y'ibikoresho) ku bice byose by'ibumba
✔Ikizamini cy'ingaruka za Charpy V-notch kuri -196°C ku bikoresho by'umubiri/bonnet
✔Gupima ubukana bw'ibicuruzwa bya sour service (bikurikije NACE MR0175)
✔Imashini zose zicukurwamo 100% PT na UT zagenzuwe kugira ngo habeho inenge
3. Iyubahirizwa ry'ibipimo n'amahame ngenderwaho
| Ikintu | Ibisobanuro |
|---|---|
| Igipimo ngenderwaho | BS 6364, API 600, API 6D, ASME B16.34, MSS SP-134 |
| Ubwoko | Bonnet ifite umugozi, OS&Y (Umuti uzamuka) cyangwa Umuti udazamuka |
| Ingano | 1/2" – 48" (DN15 – DN1200) |
| Igipimo cy'umuvuduko | Icyiciro cya 150 – Icyiciro cya 2500 (PN20 – PN420) |
| Ingano y'ubushyuhe | -196°C kugeza +300°C (biterwa n'ibikoresho) |
| Guhagarika guhuza | Ifite flanged (RF, RTJ kuri ASME B16.5/B16.47), Butt Weld (BW kuri ASME B16.25), Socket Weld |
| Imbonankubone | ASME B16.10, API 6D |
| Ibyuka biva mu guhunga | ISO 15848-1 (Icyiciro cya A cyangwa B) |
| Gutera imipira | ASME B16.34, ASTM A320/A194 |
| Isuzuma rya Cryogenic | BS 6364, MSS SP-134 |
| Isuzuma rya Hydrostatic | API 598 |
| Ibikorwa | Ipine y'intoki, Ibikoresho, Pneumatic, Amashanyarazi |
Ibiranga igishushanyo mbonera nk'uko biteganywa na BS 6364 na API 600:
Uburebure bw'iboneti butuma ipaki ikoreshwa neza (ni ngombwa kuri ≤ -101°C)
l Uburyo bwo kwicara inyuma bwo kugabanya icyuho cy'inyuma
l Irembo rya Stellite rikomeye n'ahantu ho gufunga intebe
l Irembo ry'ingofero (rikomeye cyangwa rihindagurika) cyangwa igishushanyo mbonera cy'indorerwamo
l Impeta zo kwicara zishobora gusimburwa kugira ngo byorohere kuzibungabunga
4. Imiterere ihari - Valve y'irembo rya Cryogenic (-196°C)
| Ingano | Isomo ry'igitutu | Ibikoresho by'umubiri | Ubwoko bw'irembo | Guhagarika guhuza | Ibikorwa | Uburyo busanzwe bwo gukoresha |
|---|---|---|---|---|---|---|
| 1/2" – 2" | CL150-2500 | A182 F304L/F316L | Urugendo | SW/NPT/BW | Ipine y'amaboko | Ibikoresho, imirongo yo gufatiraho ingero |
| 2" – 8" | CL150-2500 | A351 CF3/CF3M | Urugendo | Flange/BW | Ipine y'intoki/Ibikoresho | Uruganda rwa LNG, ASU itozwa |
| 2" – 8" | CL150-600 | A352 LCB/LCC | Urugendo | Flange/BW | Ipine y'amaboko | Ibikoresho byakira LNG |
| 6" – 24" | CL150-900 | A351 CF3/CF3M | Urugendo/Urusaku | Flange/BW | Ibikoresho | Imiyoboro mikuru yo kohereza LNG |
| 6" – 24" | CL150-600 | A352 LCB/LCC | Urugendo | Flange/BW | Ibikoresho | Serivisi y'icyuma gikoresha carbon ihendutse |
| 12" – 42" | CL150-300 | A351 CF3/CF3M | Idirishya rigana kuri Parallel | Flange/BW | Ibikoresho/Amashanyarazi | Aho kubika LNG bisohokera |
| 2" – 48" | CL150-2500 | A351 CF3M | Idirishya rigana kuri Parallel | BW gusa | Ibikoresho/Amashanyarazi | Ihindagurika ry'umuvuduko ukabije |
Imiterere yihariye hanze y'izi ntera iraboneka iyo ubisabye. Ku ngano ≥ 2" muri serivisi y'imiyoboro, igishushanyo cya API 6D kirakurikizwa.
Ibiranga Igishushanyo - Irembo ry'Ingomero (Ingano ≤ 24"):
l Akabari gakomeye ku ngano nto, akabari gashobora koroha ku ngano nini
Igishushanyo mbonera cy'intebe zigenga
l Umuvuduko muke wo gukora
l Imikorere myiza cyane yo gufunga
Ibiranga Igishushanyo - Ishusho Ihwanye (Ingano ≥ 12"):
l Torque nto yo gukoresha ku bunini bunini
Igishushanyo mbonera cy'intebe ireremba mu gihe cyo gushyushya
l Gufunga neza cyane ku bushyuhe bukabije
l Ubushobozi bwo gufunga inshuro ebyiri no kuva amaraso
5. Amahame Asanzwe ku mavaluve y'irembo ya Cryogenic
| Igisanzwe | Ibisobanuro | Porogaramu |
|---|---|---|
| BS 6364 | Ibisobanuro bya valves zikoresha LNG n'ubushyuhe buke | Igishushanyo mbonera cy'ibanze cya serivisi zijyanye no gushyushya |
| API 600 | Ibyuma byo mu nzu ndangamurage bikoreshwa mu nganda zikora peteroli na gaze | Igipimo ngenderwaho cy'igishushanyo cy'irembo |
| API 6D | Ibisobanuro ku miyoboro n'imiyoboro | Uburyo bwo gushyira idirishya ry'umuyoboro w'amazi bukoreshwa mu gupima umuyoboro w'amazi. |
| ASME B16.34 | Valves - ifite flange, ifite thread, n'insinga zo gusudira | Ishingiro ry'igipimo cy'ubushyuhe n'umuvuduko |
| MSS SP-134 | Ibipimo ngenderwaho ku mavali yo gukoresha mu gupima ubushyuhe | Uburyo bwo gupima amashanyarazi bwa Amerika (cryogenic valve standard) |
| ISO 15848-1 | Valve z'inganda - uburyo bwo gupima no gupima imyuka ihumanya ikirere iva mu kirere | Icyemezo gito cy’ibyuka bihumanya ikirere |
| ASME B16.10 | Ibipimo by'imbonankubone n'impande zose | Igipimo ngenderwaho cyo gushyiraho |
| API 598 | Isuzuma n'isuzuma rya valve | Ibipimo ngenderwaho byo kwemererwa ikizamini |
| NACE MR0175 / ISO 15156 | Inganda za peteroli na gaze karemano - ibikoresho byo mu bidukikije bya H2S | Gukurikiza amategeko agenga serivisi |
Ikoreshwa:Ibikoresho byakira LNG, inganda zikora liquefaction za LNG, intwaro zitwara imizigo za LNG, units zo gutandukanya umwuka (ASU), imiyoboro ya azote/ogisijeni y'amazi, serivisi ya hydrogen y'amazi, inganda za ethylene na propylene, serivisi ya methanoli y'ubushyuhe buke, gutunganya gaze ya cryogenic, serivisi ya heliyumu y'amazi, imiyoboro itwara cryogenic, imiyoboro ikonje, serivisi zo kuzimya cryogenic.
6. Uburyo bwo gukora - Valve y'irembo ry'umuyoboro (-196°C)
Womic Steel ikoresha uburyo bwihariye bwo gukora valves z’irembo zikozwe mu buryo bwa cryogenic, hibandwa ku bijyanye no gupima ibikoresho, ubuvuzi bwa cryogenic, imiterere ikomeye ya Stellite, no kugenzura imikorere ya cryogenic.
Intambwe ya 1: Igenzura ry'ibikoresho fatizo na PMI
l Ibikoresho byo gucukura/gutunganya umubiri n'ingofero byemejwe n'isesengura rya shimi na PMI
Isuzuma ry'ingaruka za Charpy kuri -196°C kuri buri BS 6364 kugira ngo harebwe niba ubushyuhe buri hasi
l 100% PT (Penetrant Testing) na UT (Ultrasonic Testing) ku bipimo by'ubusembwa
l Gupima ubukana bw'ibikoresho bya serivisi zirimo gukamura
Intambwe ya 2: Gutunganya imashini
l Imirimo ya CNC yo gutunganya umubiri, ikoti, irembo, n'inkingi kugeza ku rugero rukwiye
l Imitako yihariye yo gufunga irembo n'intebe
l Isozwa ry'ibice bifunga byateguwe kugira ngo bikomere
Intambwe ya 3: Gufata neza ibintu mu buryo bwa Stellite (Ni ngombwa cyane mu kurwanya kwangirika)
l Irembo n'intebe bifunga ahantu hakomeye hakoreshejwe icyuma cya Stellite (Stellite 6 cyangwa 21)
l Gushyiramo icyuma gikozwe muri PTA (Plasma Transfer Arc) cyangwa TIG welding
l Ubunini bw'urukuta rukomeye: nibura 1.5mm nyuma yo gutunganya
l Gukoresha ubushyuhe nyuma yo gusudira kugira ngo bigabanye stress
l Gutunganya ubuso bukomeye kugeza ku bipimo bya nyuma no kurangiza ubuso
Intambwe ya 4: Ubuvuzi bwa Deep Cryogenic (Ni ngombwa cyane kuri serivisi ya -196°C)
l Ibice byose by'ingenzi bikorerwa ubuvuzi burambuye kuri -196°C (amazi arote asokerwamo)
l Igihe gito cyo kwinika: amasaha 8 kuri buri BS 6364 (ubusanzwe amasaha 8-12)
l Inzira nyinshi zo gucukura nini cyangwa zigoye
Intego: Guhindura austenite igumanye, kugabanya imihangayiko isigaye, kwemeza ko urwego rw'ubudahangarwa rudahinduka
l Hakurikirwa no gushyushya kugira ngo hongere ubushobozi bwo guhagarara neza
Intambwe ya 5: Guteranya
l Ibice byogejwe kugira ngo bikureho amavuta, amavuta, cyangwa ibintu byose byanduye
l Guteranya byose bikorerwa mu cyumba gisukuye
l Gusiga amavuta ajyanye n'amavuta akoreshwa mu gusiga
l Gushyiraho no gushyira impeta y'intebe ku murongo
l Ishyirwaho ry'igipfunyika cy'igiti n'aho gipakira hamwe n'aho gipakira umwuka muke udasohoka
l Iteranyirizwa rya bonnet ryagutse rifite icyuma gitonyanga kiri hejuru y'umurongo urinda ubushyuhe
Intambwe ya 6: Isuzuma ry'Imbere y'Ikizamini
l Igenzura ry'ibipimo byose by'ingenzi kuri ASME B16.34
l Igenzura ry'ingufu zo gufunga
l Ikizamini cy'intebe ya pneumatic (umuvuduko muke) mbere yo gupima hifashishijwe hydrostatic
Intambwe ya 7: Isuzuma rya Hydrostatic (Bikurikije API 598)
Ikizamini cya l Shell: igitutu cya 1.5 × gishushanyijeho mu gihe cy'amasegonda 15 nibura, nta gusohoka kugaragara
Ikizamini cy'intebe: 1.1 × igishushanyo cy'umuvuduko, ikizamini cy'intebe gifite umuvuduko muke (0.5-0.7 MPa)
l Nta gusohoka kugaragara ku bintu bifunga
Intambwe ya 8: Ikizamini cy'imikorere ya Cryogenic (Icyitonderwa kuri serivisi ya -196°C kuri buri BS 6364)
l Value yinjijwe muri azote y'amazi (-196°C) mu gihe cy'amasaha 2 nibura
l Ikizamini cy'intebe y'umwuka gishyuha cyane (0.6 MPa) ku bushyuhe
l Gupima amazi y'intebe (≤ 0.1 cc/min kuri santimetero imwe y'umurambararo w'intebe)
l Ntibyemewe kwangirika cyangwa guhindagurika
Intambwe ya 9: Ikizamini cyo gusohora imyuka ihumanya ikirere (Bikurikije ISO 15848-1)
Valves l zifite ipaki y'imyuka mike yapimwe hakurikijwe ISO 15848-1
l Gutonyanga kw'amazi byapimwe hakoreshejwe icyuma gipima amazi ya helium
Kwemerwa: Icyiciro cya A cyangwa B bitewe n'ibyo umukiriya akeneye
Intambwe ya 10: Igenzura rya nyuma n'ibimenyetso
l Igenzura ry'amaso ku byerekeye inenge zo ku buso, ubuziranenge bw'igitambaro, uburyo ibimenyetso bisomeka neza
l Ikimenyetso gihoraho gikurikije BS 6364 / API 600: uwakoze, ingano, icyiciro cy'umuvuduko, ibikoresho, igipimo cy'ubushyuhe, kashe y'ikizamini, inomero y'uruhererekane
Gutegura no gusuzuma inyandiko
7. Uburyo bwo kugenzura no gupima ubuziranenge bwa Cryogenic Gate Valve (-196°C)
| Urugendo | Uburyo bwo kugenzura | Intego |
|---|---|---|
| Ibikoresho fatizo | PMI (Indangamuntu nziza y'ibikoresho) | Emeza urwego rw'ibigize aloyi n'ubutabire |
| Ibikoresho fatizo | Ikizamini cy'ingaruka za Charpy kuri -196°C | Emeza ko ubukomere bw'ubushyuhe buri hasi hakurikijwe BS 6364 |
| Ibikoresho fatizo | PT/UT (Igenzura ry'Ubucukuzi) | Kumenya inenge zo gucukura, ibyinjira n'ibice, n'ubuso bw'imyenge |
| Nyuma ya Stellite Hardfacing | Ikizamini cy'Ubukomere | Emeza ubwiza n'ubukomere bw'aho ukorera |
| Nyuma yo Gukora Hardfacing | Igenzura rya PT | Kumenya imitumba cyangwa imyenge ikomeye |
| Imashini | Igenzura ry'ibipimo | Genzura ibipimo by'ingenzi kuri buri kimwe cya ASME B16.34 |
| Nyuma yo kuvurwa Deep Cryogenic | Gusubiramo kugenzura imiterere | Genzura ko urwego rw'ubudahangarwa nyuma yo kuvurwa |
| Inteko | Igenzura ry'amaso | Reba niba nta mwandu, teranya neza |
| Mbere yo gusuzuma | Ikizamini cy'Intebe y'Umuyaga (Umuvuduko Muke) | Genzura ubuziranenge bw'ikimenyetso cy'ibanze |
| Valve yarangiye | Ikizamini cy'Ibikoresho bikoresha amazi | Ubusugire bw'igitutu kuri buri API 598 |
| Valve yarangiye | Ikizamini cy'Intebe ikoresha amazi | Ubuziranenge bw'ikimenyetso cy'intebe kuri API 598 |
| Valve yarangiye | Ikizamini cy'imikorere ya Cryogenic kuri BS 6364 | -196°C igenzura ry'imikorere |
| Valve yarangiye | Ikizamini cyo gusohora imyuka ihumanya ikirere (kuri ISO 15848-1) | Ubuziranenge bw'ikimenyetso cy'amazi make |
| Valve yarangiye | Igenzura ry'ibigaragara n'ibipimo | Igenzura rya nyuma ry'ubuziranenge |
| Valve yarangiye | Igenzura ry'ibimenyetso | Menya neza ko ikimenyetso gihoraho gikurikije ibipimo ngenderwaho |
Ibizamini by'ubushake ku bijyanye n'ikoreshwa ry'indwara y'igifu:
Ikizamini cyo Kuvoma kwa Heliyumu (spectrometero y'uburemere) ku serivisi z'ingenzi
l Ikizamini cy'intebe ifite umwuka ushyushye cyane
l Ikizamini cyumuriro kuri EN 12567
l Gukurikiza amategeko ya ATEX ku kirere giturika
l NACE MR0175 ikurikiza amategeko agenga serivisi mbi
8. Porogaramu z'ibanze - Valve y'irembo rya Cryogenic (-196°C)
l Ibikoresho byakira LNG:LNG yinjizwa mu bigega by’indege yinjira mu bigega by’ububiko binyuze mu maboko yo gupakurura, igenzurwa na valive z’irembo zikoresha uburyo bworoshye bwo kwitandukanya. Valive nini (kugeza kuri 42") zikoreshwa mu kwinjira no gusohokera mu bigega by’indege.
l Ibinyabutabire bivanga amazi bya LNG:Gazi karemano ikonjeshwa kugeza kuri -162°C kugira ngo ikoreshwe mu buryo bw'amazi. Amavali y'irembo akoresha amashanyarazi atanga uburyo bwo kwitandukanya ubushyuhe, amasanura, n'inkingi zo gutandukanya.
l Intwaro zo gutwara ibintu za LNG:Mu gihe cyo gupakira kuva kuri terminal kugera kuri LNG carrier, valves cryogenic gate valves zitanga gufunga byihutirwa no kwitandukanya n'amazi. Valves nini zifite imiterere ya API 6D ziragaragazwa.
l Ibikoresho byo Gutandukanya Umwotsi (ASU):Azote y'amazi (-196°C), ogisijeni y'amazi (-183°C), na argon y'amazi (-186°C). Amavali yo ku irembo atanga uburyo bwo kwitandukanya neza kugira ngo ibicuruzwa bikurwemo kandi bibikwe.
l Serivisi ya Hydrogen y'amazi:Hydrogen y'amazi kuri -253°C ikenera valves zihariye zo kwinjira zirimo udupira tw'ingofero twagutse hamwe n'icyuma gikozwe mu cyuma kidafunze neza.
l Ibimera bya ethylene na propylene:Ubushyuhe buri hasi bukoreshwa hagati ya -40°C na -104°C. Amavali y'irembo akoresha uburyo bwa cryogenic ni asanzwe mu bice bikonje bya ethylene na firigo za propylene.
l Udukoresho two kubikamo ibintu bishyushye:Aho gusohokera ikigega n'aho kwinjira bishyirwa mu bigega byo kubikamo ibintu bidafite aho bihuriye bisaba ko habaho kuzimya neza amarembo hamwe n'intebe za Stellite zikomeye kugira ngo zikore igihe kirekire.
l Imiyoboro y'agasanduku gakonje:Imashini itandukanya umwuka n'agasanduku gakonjesha ikoresha uturindantoki tw'irembo tw'imashini kugira ngo ivanemo ibintu bitandukanye.
l Serivisi z'ingenzi zo kuzimya Cryogenic:Valve zo mu irembo zikundwa cyane mu bijyanye no kwimura abantu aho umuvuduko muke ugabanuka kandi hagafungwa neza.
9. Gupakira no Kohereza – Valve y'irembo ry'imodoka (-196°C)
Gupfunyika:
l Uburinzi:Valve zose zipfunyitse mu mpapuro zirinda ingese cyangwa impapuro za VCI. Impapuro zipfunyitse n'impapuro zifatanye zipfundikiwe imipfundikizo ya pulasitiki cyangwa ibyuma bifunga ibyuma.
l Uburinzi bwa nyuma:Imipfundikizo ya pulasitiki yo ku mpera za SW; imipfundikizo y'icyuma ifite gaskets zo ku mpera zifatanye. Imipfundikizo yo ku buti irinzwe n'imipfundikizo ya pulasitiki cyangwa icyuma.
l Amasanduku y'ibiti:Ku mavali mato, ibikoresho byihariye cyangwa byinshi bipakiye mu masanduku akomeye y'ibiti afite ifuro. Amasanduku ya plywood yo mu rwego rwo hejuru yo kohereza hanze afite imigozi yo mu mfuruka.
l Ingobyi z'ibyuma:Ku mavali manini (> 12"), amavali y'icyuma yihariye afite inkingi zifatanye. Amavali afashwe n'imigozi ku mavali.
l Umuti wo kuvura indwara:Imifuka yo kugabanya ubushyuhe ya silica gel ishyirwa mu masanduku kugira ngo itware ubushuhe.
Kohereza:
l Uburyo bwo gutwara abantu:Imitwaro yo mu kirere ku byihutirwa; imitwaro yo mu mazi ku byuma binini n'ibicuruzwa byinshi.
l Gushyira mu bikoresho bya kontenari:Vali nto zishyirwa mu mapaki kandi zigashyirwa mu byuma; vali nini zishyirwa mu byuma binini binini.
l Ingano y'ikiruhuko:Vali nini cyane cyangwa iremereye cyane (> toni 24 cyangwa > 5) zoherezwa ukwazo ku bwato bunini.
l Ibirango:Buri gasanduku kanditseho inomero ya terefone, ingano, urwego rw'umuvuduko, ibikoresho, inomero y'uruhererekane, n'amabwiriza yo kuyikoresha.
Inyandiko zitangwa kuri buri kohereza:
Icyemezo cy'ikizamini cy'inganda (EN 10204 Ubwoko bwa 3.1; Ubwoko bwa 3.2 iyo ubisabye)
Raporo y'ikizamini cy'amazi
Raporo y'ikizamini cy'imikorere ya Cryogenic hakurikijwe BS 6364
Raporo y'ikizamini cy'ibyuka bihumanya ikirere (niba bikenewe)
l Raporo y'Ikizamini Cyogukurikirana
Raporo z'ibizamini by'ibikoresho (harimo n'ingaruka za Charpy kuri -196°C)
Raporo z'ibizamini bya PMI
l Inyandiko yo kuvura indwara ya Deep Cryogenic
Raporo za NDE (PT, UT)
Urutonde rw'ibipaki, Inyemezabwishyu y'ubucuruzi, Inyemezabwishyu y'ibicuruzwa, Icyemezo cy'aho biturutse
Itangazo ry'Imikorere rya CE
10. Ibyiza n'Ibibazo Bikunze Kubazwa ku Cyuma cya Womic - Valve y'Irembo rya Cryogenic (-196°C)
Kuki wafatanya na Womic Steel mu gukora Cryogenic Gate Valve?
✔ Ingano yuzuye: 1/2" – 48" (DN15 – DN1200), Icyiciro cya 150 – Icyiciro cya 2500.
✔ Irembo n'Intebe bya Stellite bifite ubuso bukomeye – ibisanzwe kuri balve zose z'irembo zikoresha ibyuma bishyushya, bigatuma igihe cyo kuzikoresha kiramba.
✔ Ubuvuzi bwa Deep Cryogenic kuri -196°C – butuma habaho ubuziranenge buhamye (nk'uko BS 6364 ibivuga).
✔ Imikorere y’ubushyuhe bw’amashanyarazi ihamye – 100% by’amavali yapimwe kuri -196°C kuri buri BS 6364.
✔ Kubaka bonnet ifite umugozi - gufunga neza no koroshya kubungabunga.
✔ Iboneti ndende ifite icyuma gishyushya - isanzwe kuri valve zose z'irembo zikoresha amashanyarazi.
✔ Ibyuka bike bihumanya ikirere – ISO 15848-1 Class A cyangwa B packing.
✔ Guhitamo ibikoresho by'umubiri: LCB, LCC, CF3, CF3M, CF8, CF8M.
✔ Imiterere y'irembo ry'urukuta cyangwa slide zihurirana - ryakozwe neza hakurikijwe ingano n'imiterere ya serivisi.
✔ Ikimenyetso cya PED 2014/68/EU CE.
✔ Yemejwe n'ishuri - ABS, DNV, LR, BV, CCS.
✔ Igihe cyo guhatana: ibyumweru 10-14 ku miterere isanzwe, ibyumweru 16-22 ku miterere yihariye y’imodoka nini.
Ibibazo Bikunze Kubazwa (Ibibazo Bikunze Kubazwa) – Valve y'Irembo ry'Umuyoboro (-196°C)
Q: Ni irihe tandukaniro riri hagati ya valve y'irembo ikoresha amashanyarazi (cryogenic gate valve) n'ivali isanzwe y'irembo?
A: Valive zo mu rugi zikoresha uburyo bwa cryogenic zifite ibintu byinshi by'ingenzi bitaboneka muri valive zisanzwe: bonnet ndende ifite icyuma gifunga kugira ngo irinde imigozi; uburyo bwo kuvura ibice byose byimbitse; urwego rwo gufunga rugi rufite ubuso bunini bwa Stellite n'intebe kugira ngo budasaza; ibikoresho byihariye byo gukomera mu bushyuhe buke; gupakira umwuka muke; n'ibizamini by'imikorere bya cryogenic nk'uko biteganywa na BS 6364. Valive zo mu rugi zisanzwe zikoresha uburyo bwa cryogenic akenshi zigira udupfundikizo tudapfundikishijwe, urwego rwo gufunga rutapfundikishijwe, kandi nta suzuma rya cryogenic.
Q: Ni ubushyuhe buke bwa serivisi kuri valves zawe z'irembo zikoresha amazi (cryogenic gate valves)?
A: Valve zacu zisanzwe zo mu rugi zipima ubushyuhe bwa azote y'amazi (-196°C) kuri BS 6364. Ku bijyanye na serivisi ya hydrogen y'amazi (-253°C) cyangwa heliyumu y'amazi (-269°C), dutanga imiterere yihariye ifite ibikoresho byahinduwe n'udupfundikizo.
Q: Ubuvuzi buteye ubwoba bw’indwara y’impyiko (deep cryogenic treatment) ni iki kandi kuki bukenewe?
A: Gukoresha uburyo bwa "deep cryogenic treatment" ni uburyo bwo gukonjesha ibice bya "valve" kugeza kuri -196°C mu gihe cy'amasaha 8. Ibi bihindura "austenite" igumanye, bigabanya imihangayiko isigaye, kandi bigatanga ubuziranenge buhamye ku bushyuhe bwa "service". BS 6364 isaba uburyo bwa "deep cryogenic treatment" ku ma "valve" afite ubushyuhe bwa "service" ≤ -101°C.
Q: Stellite hardfacing ni iki kandi kuki ikoreshwa?
A: Gufata neza icyuma gikingira ...
Q: Ni irihe tandukaniro riri hagati y'ibishushanyo by'irembo rya wedge n'irembo rya parallel slide?
A: Vali zo ku ruhande rw'inyuma (zikomeye cyangwa zigoranye) zikoreshwa ku bunini bugera kuri santimetero 24 kandi zitanga imikorere myiza yo kuzimya. Vali zo ku ruhande rw'inyuma (intebe ziremereye) zikoreshwa ku bunini bunini (≥ 12") kandi zigabanya imbaraga zo gukora mu gihe zikomeza gukora neza mu bijyanye no gufunga mu buryo bushyushye.
Q: Ese gupima imikorere ya cryogenic ni itegeko?
A: Dukurikije BS 6364 na MSS SP-134, isuzuma ry’imikorere y’ibice bitwikiriye ni itegeko ku mavali akoreshwa muri LNG no muri serivisi y’ibice bitwikiriye. Isuzuma rigomba gukorwa kuri -196°C (azote y’amazi) hamwe n’isuzuma ry’intebe ikoresha umwuka mu buryo bworoshye nyuma yo guhagarara neza k’ubushyuhe. Womic ikora isuzuma ry’imikorere y’ibice bitwikiriye 100% kuri buri vali y’irembo itwikiriye ibyuma bitwikiriye ibyuma mbere yo kohereza.
Q: Ese mutanga uburyo bwo gupakira imyuka ihumanya ikirere igabanuka?
A: Yego. Valve zacu zose z’irembo zirimo imyuka ihumanya ikirere ifite ubushobozi bwo gufunga ibintu bike byapimwe hakurikijwe ISO 15848-1. Dushobora gutanga icyemezo cy’icyiciro cya A cyangwa icya B bitewe n’ibyo ukeneye.
Q: Ese ushobora gutanga valves z'irembo zikoresha uburyo bwa NACE MR0175?
A: Yego. Ku bijyanye no gukoresha cryogenic (LNG hamwe na H2S cyangwa ethylene hamwe na H2S), dutanga valves z'irembo za cryogenic zifite ibikoresho byemewe na NACE MR0175 / ISO 15156. Ibi birimo gupima ubukana, guhitamo ibikoresho bikwiye, no kubahiriza amategeko.
Q: Igihe gisanzwe cyo gutanga amavali y'irembo akoresha cryogenic ni ikihe?
A: Igihe gisanzwe cyo gutanga umusaruro ni ibyumweru 10-14 ku miterere isanzwe (ingano ≤ 24", Icyiciro 150-600). Ku ngano nini (> 24") cyangwa umuvuduko mwinshi (Ikigo 900+), igihe cyo gutanga umusaruro ni ibyumweru 16-22. Gutumiza vuba bishobora kuboneka ku ngano nto.
Q: Ese mutanga uburyo bwo gukoresha valves z’irembo zikoresha amashanyarazi?
A: Yego. Dutanga uburyo bwo gukoresha intoki hamwe n'ibikoresho byo mu gikoresho cyangwa intoki, uburyo bwo gukoresha umwuka (gusubiza inyuma cyangwa gukora inshuro ebyiri), uburyo bwo gukoresha amashanyarazi (gufungura cyangwa guhinduranya), hamwe n'uburyo bwo gukoresha amazi. Ibikoresho byose bitanga ingano kugira ngo bitange torque ihagije ku bushyuhe bukabije.
Ubunararibonye mu mushinga n'inyigo y'ikizamini - Valve y'irembo rya Cryogenic (-196°C)
Umushinga:Inyubako nshya ya LNG Carrier – COSCO Shipping, Ubushinwa
Igipimo n'Icyiciro:BS 6364, API 600, API 6D
Ibisobanuro n'ingano:
Valves z'irembo za l 30" (DN750), Class 150, CF3M Body, Parallel Slide, Stellite Hardface – 4
Valves z'irembo zikozwe mu buryo bwa l 20" (DN500), urwego rwa 150, umubiri wa CF3M, irembo ry'ingoboka, icyuma gikozwe mu buryo bwa Stellite - ibice 8
Valves z'irembo zikozwe mu buryo bwa l 12" (DN300), urwego rwa 300, umubiri wa CF3M, irembo ry'ingoboka, icyuma gikozwe mu buryo bwa Stellite - 16
Valves z'irembo zikozwe mu buryo bwa l 8" (DN200), urwego rwa 300, umubiri wa CF3M, irembo ry'ingoboka, icyuma gikozwe mu buryo bwa Stellite - 24
Valves z'irembo zikozwe mu buryo bwa l 4" (DN100), urwego rwa 300, umubiri wa CF3M, irembo ry'ingoboka, icyuma gikozwe mu buryo bwa Stellite - 32
Valves z'irembo zikozwe mu buryo bwa l 2" (DN50), Class 600, A182 F316L, Wedge Gate, Stellite Hardface – 48
Igiteranyo:Ibice 132
Ikoreshwa:Gutandukanya ikigega cy’imizigo cya LNG, gufunga umurongo mukuru w’imizigo, no gutandukanya amaboko yo gupakira. Ubushyuhe bwa serivisi: -162°C (LNG), igitutu cy’imiterere: 1.6-4.0 MPa. Isanduku nini ifite icyuma gitonyanga, ikoreshwa n’ibikoresho (n’intoki). Igishushanyo mbonera kidakoresha umuriro kuri API 6FA, ipaki y’imyuka ihumanya ikirere igabanuka kuri ISO 15848-1 Class B. Byemejwe na ABS na DNV.
Ibibazo bya tekiniki n'ibisubizo:
1. Vali nini (30") zo gutwara imizigo ya LNG– Valive zo ku ruhande rw’umuyoboro wa slide za santimetero 30 zirakenewe kugira ngo ikigega cy’imizigo cya LNG gishobore gukurwaho. Ingano nini yasabaga imashini yihariye yo gukora no guteranya. Valive zo ku ruhande rw’umuyoboro wa slide zikoreshwa n’ibikoresho hamwe n’intebe zireremba kugira ngo zikoreshwe mu gihe cy’ubushyuhe. Valive zose uko ari enye zatsinze ikizamini cya cryogenic kuri -162°C nta gusohoka kwabyo.
2. Inkingi ikomeye ya Stellite igufasha kumara igihe kirekire– Vali zitwara LNG zikunze gukoreshwa kenshi (gufungura/gufunga kuri buri gihe cyo gupakira/gusohora). Irembo rya Stellite 6 rikozwe na Womic hamwe n'intebe ku vali zose 132. Ubunini bw'irembo rikozwe: 2.0mm nyuma yo gukora. Ubukomere: HRC 38-45.
3. Kwemeza ubwoko bw'itsinda ry'abanyeshuri (ABS na DNV)– Vali zo gutwara LNG zisaba kwemezwa n’ubwoko bwa ABS na DNV hakurikijwe Kode ya IGC (Kode Mpuzamahanga yo Gutwara Gazi). Womic ikorana n’abapima ABS na DNV kugira ngo hakorwe isuzuma ry’ubwoko bw’ubwoko harimo n’ibizamini by’imikorere y’amazi, ibizamini bya hydrostatic, n’ibizamini by’ibyuka bihumanya ikirere. Ibyemezo by’uburyo bw’ubwoko ...
4. Uburyo bwo kuvura indwara zikabije ku mashini nini (30" body)– Ingufu nini za CF3M (umubiri wa 30") zishobora kwangirika na austenite yagumanye. Womic yavuwe mu buryo butatu mu buryo bwimbitse (-196°C, amasaha 12 kuri buri ruziga). Gusubiramo isuzuma ry’imiterere y’ingufu byagaragaje ko nta mpinduka nyuma yo kuvurwa.
5. Gupakira imyuka ihumanya ikirere bike bidashoboka kugira ngo habeho kubahiriza ibidukikije– Ibikoresho byo gutwara LNG bikorera ahantu hashobora kwibasirwa n’ibidukikije bisaba gupakira ISO 15848-1 Class B. Womic yatanze graphite ihumanya ikirere ifite imiterere miremire ituma ubushyuhe bwo gupakira buguma hejuru ya -20°C.
6. Umushakashatsi wa ABS na DNV yabonye igeragezwa– Valve 132 zose zari zikenewe, umushakashatsi wa ABS na DNV, yabonye ibizamini mu kigo cya Womic. Womic yahuje gahunda y'ibizamini n'amashyirahamwe yombi yo gushyira mu byiciro. Ibizamini byarangiye mu minsi 30. Nta kongera gupimwa bikenewe.
7. Gutanga serivisi ku gihe cyagenwe cyo kubaka imodoka ya LNG– Gahunda yo kubaka imodoka ya LNG yasabaga ko igezwaho buhoro buhoro mu mezi 8. Womic yazanye valve zose 132 mu bicuruzwa 6, buri bicuruzwa bihagera neza neza ku itariki yasabwaga. Nta gutinda ku gihe cyo kubaka.
Ibisubizo:Imodoka ya LNG yagejejwe kuri nyirayo mu 2023. Imodoka zose 132 za cryogenic gate valves zimaze imyaka irenga 2 zikora kuri -162°C nta kibazo cyo kuyisana. Umuyobozi wa nyirayo yagize ati: "Imodoka za Womic za cryogenic gate valves zakoze neza mu gihe cyo kugerageza gazi - nta na kimwe twabonye ku imodoka zose za LNG zometseho imizigo." Umukiriya yatanze amasezerano y'inyongera ku zindi 6 za LNG.
Twandikire:
Urubuga: www.womicsteel.com
Imeri: sales@womicsteel.com
Terefone / WhatsApp / WeChat:
Victor: +86 15575100681
Jack: +86 18390957568
Womic Steel – Umufatanyabikorwa wawe wizeye mu bijyanye n’ama-valve y’irembo ashyushye (-196°C) ku bikoresho bya LNG, ibyuma bya LNG, ibice byo gutandukanya umwuka, na serivisi ya gaze y’inganda ku isi yose. Byemejwe na ABS, DNV, LR, BV, na CCS.
Igihe cyo kohereza: Kamena-25-2026