Ubuziranenge bw'ibirango by'imiyoboro ya peteroli na gaze: Umutekano n'ibidukikije

Intangiriro

Ubuziranenge bw'ibifunga mu miyoboro ya gazi ni ingenzi mu mutekano w'ibikorwa ndetse no mu mikorere y'ibidukikije. Gucika intege gato ku byuma bipima gazi, amavali, sitasiyo za compressor, cyangwa ibikoresho bipima bishobora kwiyongera bikaba imyuka ya metani, guhagarika serivisi, gusana bihenze, kandi, mu bihe bikomeye, ingaruka zikomeye zo kugabanya. Uko igitutu cy'imikorere kiyongera n'imiterere ya gazi irushaho kuba ikomeye, sisitemu zo gufunga zigomba kwihanganira imbaraga nyinshi za mekanike, ihindagurika ry'ubushyuhe, n'ikwirakwizwa ry'imiti bitabaye ngombwa gutakaza icyizere. Iyi ngingo isobanura impamvu ibifunga by'imiyoboro ya gazi ari ingenzi, aho ingaruka mbi z'ubuziranenge zikunze kubaho, n'uburyo imikorere y'ibifunga igira ingaruka ku igenzura ry'imyuka ihumanya, igihe cyo gukora, no kubahiriza amategeko, bitanga ishingiro risobanutse ry'ibiganiro bya tekiniki bikurikira.

Impamvu ubuziranenge bw'ibifunga by'imiyoboro ya gaze ari ingenzi

Mu miyoboro ikwirakwiza umwuka mwinshi, uburinzi bw'imiyoboro ya gazi ni bwo bw'ibanze mu kwirinda ibura ry'ibintu bihumanya ikirere no kwanduza ibidukikije. Kuba ibikorwa remezo byo hagati mu miyoboro bihamye biterwa ahanini n'ukoguhagarara neza mu buryo bwa mekanike n'ubutabireiby’ibikoresho byo gufunga biri ku ma flange, valve, sitasiyo za compressor, na skid zo gupima. Uko abakora imiyoboro bashyira imbaraga mu gukoresha gazi nyinshi no kuyihindura bakajya mu gutunganya imvange zikomeye za gazi, ibisabwa kuri izi mbuga zo gufunga byariyongereye cyane.

Gukumira amazi asohoka, kugenzura imyuka ihumanya ikirere, n'ikiguzi cy'impanuka

Kubungabunga imipaka y’amazi ni ingenzi cyane, atari mu gukomeza ibikorwa gusa, ahubwo no mu kugabanya ingaruka z’amafaranga n’ibidukikije ku myuka ihumanya ikirere. Methane, igice cy’ingenzi cya gaze karemano, ifite ubushobozi bwo gushyuha kw’isi (GWP) inshuro zigera kuri 28 kugeza kuri 36 kurusha gaze karubone mu gihe cy’imyaka 100. Amakuru y’inganda agaragaza ko amazi make kandi adashira mu bikorwa remezo by’imiyoboro ashobora gutuma habaho 30% by’igihombo cyose cya methane ihunga mu gice cyo hagati cy’umuyoboro.

Uretse ingaruka ku bidukikije, kwangirika kw'ibifunga bigira ingaruka zikomeye ku bukungu. Gufunga imiyoboro y'amazi mu buryo butunguranye bitewe na gasket yapfumutse cyangwa agafunga ka compressor valve gashobora guhagarika burundu ihererekanya ry'amazi. Ku murongo munini w'amashanyarazi ufite ubushobozi bwinshi, amafaranga akoreshwa mu gihe cyo kuruhuka arenga $250.000 ku munsi mu mafaranga yinjizwa nyuma y'igihe gito, hatabariwemo amafaranga yihutirwa yo gukusanya, gucukura no gusimbuza ibice by'amazi.

Imiterere y'imikorere ibangamira ubuziranenge bw'ikirango

Ibyuma bifunga imiyoboro bigomba kwihanganira ibidukikije bihindagurika cyane bigabanya ubuziranenge bw'ibikoresho. Ihindagurika ry'umuvuduko, gushyuha k'ubushyuhe, no guhura n'ibintu bihungabanya nka hydrogen sulfide (H2S) cyangwa dioxyde de carbone (CO2) mu ikoreshwa rya gazi ihumanya bikomeza gushyira ibintu bifunga.

Imwe mu ngorane zikomeye zo gukora ni Rapid Gas Decompression (RGD), izwi kandi nka Explosive Decompression (ED). Iki kintu kibaho iyo umuvuduko w’umubiri ugabanutse cyane—akenshi ukarenga 1.000 psi mu gihe kiri munsi y’isaha imwe. Gazi yageze mu miterere ya molekile ya elastomer seal irakura vuba, bigatuma imbere hacika uduce duto, hagacika uduce duto, ndetse hagacika burundu uruhererekane rwa polymer rufatanye. Kugabanya ibi bibazo bisaba imiterere ihamye y’ibikoresho n’igishushanyo mbonera cy’imashini.

Ni iki gisobanura imikorere y'umuyoboro wa gaze

Imikorere y'ikirango igenwa n'aho ibintu bihurira, imiterere y'ubuso, n'imbogamizi z'imiterere y'aho ibintu bikorera. Ikirango kigomba kugira imbaraga zihagije zo guhangana n'ibikoresho byo guhuza mu gihe cy'umuvuduko n'ihindagurika ry'ubushyuhe riteganijwe ritabaye ihinduka rya plastiki burundu cyangwa ngo ryangirike burundu.

Shyira ibikoresho, imiterere y'ijimetero, n'ubushyuhe ntarengwa

Imiterere y'ibanze y'ikimenyetso cy'umuyoboro wa gazi irimo impeta za O, gaskets zo mu bwoko bwa spiral wound, gaskets zo mu bwoko bwa ring (RTJ), naiminwa yihariye. Buri geometrike yakozwe kugira ngo icunge uburyo bwihariye bwo gukwirakwiza stress. Urugero, flange zisanzwe za API 6A zikoreshwa mu gice cy’umuvuduko mwinshi no mu bikorwa byo kohereza buri gihe zisaba RTJ metal seal zifite amanota yo kwihanganira kugeza kuri 15.000 psi. Izi gasket zishingikiriza ku muvuduko mwinshi wo gukoraho kugira ngo zishyire icyuma mu mwobo w’urukiramende, bigatuma habaho uruzitiro rudacika.

Mu gukoresha umuvuduko muke, impeta za O-elastic na gaskets za spiral wound zifite grafiti cyangwa PTFE filler bitanga uburyo bwiza bwo kugarura no guhuza neza ibintu. Ariko, umuvuduko n'ubushyuhe byabyo bigengwa n'ubudahangarwa bwa polymer mu gusohora ndetse n'imbaraga z'ibikoresho bishimangira.

Kugereranya elastomer, thermoplastic, n'ibyuma bifunga

Guhitamo hagati y’ibifunga bya elastomer, thermoplastic, na metal bisaba gupima ubushyuhe n’ubudahangarwa bw’ubushyuhe n’imiti.

Elastome zitanga ubushobozi bwo kwihanganira ibintu kandi zibabarira utunenge duto two hejuru, ariko zishobora kwibasirwa no gusohoka no kwangirika kw'ibintu. Thermoplastic nka PEEK zitanga ubushobozi bwo kurwanya gusohoka kw'ibintu no kudakora neza kw'ibintu, zigahuza icyuho kiri hagati ya polymer n'ibyuma. Ibyuma bifunga bigenewe ahantu hakomeye cyane, bitanga ubushobozi bwo guhuza ibintu n'ubushyuhe, nubwo bisaba ko ubuso bwo guhuza ibintu bukora neza.

Ibipimo by'ingenzi byo guhitamo ikimenyetso

Guhitamo uburyo bwiza bwo gufunga bisaba gusuzuma imiterere ya gaze, umuvuduko ntarengwa w’imikorere (MOP), n’ubushyuhe bukabije. Igipimo cy’ingenzi muriurwego rwa peteroli na gazeni ugukurikiza amahame ya NORSOK M-710 cyangwa ISO 23936-2, agena igeragezwa n'iyubahirizwa ry'ibikoresho bitari ibyuma ku birebana na serivisi mbi n'ibidukikije bya RGD.

Iyo igipimo cya H2S kirenze 2% cyangwa igipimo cy'umuvuduko kirenze urugero runaka, abakora bagomba kugaragaza ibikoresho byujuje ibisabwa na NACE MR0175/ISO 15156 kugira ngo birinde kwangirika kwa sulfide mu bice by'icyuma no kwangirika vuba muri polymer. Abahanga mu by'imashini bagomba guhuza ibi bisabwa n'ibinyabutabire hamwe n'icyuho cy'imashini zisohora ibikoresho biri mu bikoresho kugira ngo barebe ko ibikoresho byatoranijwe bitazacika bitewe n'umuvuduko mwinshi.

Uburyo bwo kwemeza ubuziranenge bw'ibipfundikizo binyuze mu gushushanya no gushyiraho

Ndetse n'ibikoresho bigezweho byo gufunga bizapfa iyo sisitemu idakozwe neza cyangwa iteranijwe nabi. Kugenzura ubuziranenge bw'ibifunga bisaba kugenzura cyane uburyo ibikoresho bikorerwamo bihangana, kurangiza neza ubuso, ndetse n'uburyo bwa mekanike bukoreshwa mu gihe cyo gushyiraho.

Kugenzura imitangire, gutegura ubuso, n'uburyo bwo gukoresha imbaraga

Ubuso bw'ibice by'ibyuma n'aho bashyiramo ibyuma bigomba gutegurwa ku buryo bunoze kugira ngo icyuma gikoreshwe neza hatabayeho inzira zo kwinjiramo. Ku bikoresho bisanzwe bya elastomeric na spiral wound gaskets, ubusanzwe ubuso bukenera ikigereranyo cy'ubukana (Ra) cya µm 3.2 kugeza 6.3. Ku rundi ruhande, ibyuma biva ku byuma bisaba ubuso busesuye cyane, akenshi bigasaba µm 0.8.

Uburyo bwo gukurura imirasire y'amapine ni ingenzi cyane. Gukurura imirasire y'amapine mu buryo butari bumwe bitera kuzenguruka kw'ibanga no gukandagira gasket mu buryo butari bumwe, bigatuma isohoka ry'amapine riva cyangwa riva mu buryo butari bumwe. Gukoresha intoki nta bikoresho bifite ubushobozi bwo gukandagira bishobora gutuma imirasire y'amapine ikwirakwira kugeza kuri ± 30%. Kugira ngo imirasire y'amapine igere ku rugero rumwe rusabwa kugira ngo habeho gukandagira gukomeye, abakoresha barushaho kwishingikiriza kuri sisitemu zo gukandagira amashanyarazi zemeza ko imirasire y'amapine ikwirakwira icyarimwe kandi ingana ku isonga.

Uburyo bwo kugenzura no gupima

Igenzura nyuma yo gushyiraho amashanyarazi rishingiye ku isuzuma rikomeye ritangiza ibidukikije (NDT) n'isuzuma ry'umuvuduko. Isuzuma ry'amazi ni ryo shingiro ry'ingenzi kugira ngo imiterere y'ubutaka irusheho kuba myiza, ariko ntirihagije mu kugenzura ko amazi na gaze bifunga neza bitewe n'ubucucike butandukanye bw'amazi na gaze. Isuzuma ry'amazi asohoka muri azote-helium ni ryo shingiro ry'inganda mu bikorwa remezo by'ingenzi bya gaze.

Dukurikije amabwiriza nka ISO 15848-1 ku bijyanye n'imyuka ihumanya ikirere, valves n'ingingo zifatanye zikorerwa isuzuma rya helium mass spectrometry. Iri suzuma rigamije gushyira mu byiciro ibipimo bikomeye by'umuvuduko w'amazi, akenshi bigasaba ubushobozi bwo gukumira 10⁻⁶ mg/(s·m) ku miyoboro ya gazi irimo uburozi bwinshi cyangwa ihindagurika cyane. Igenzura rya buri gihe rikoresha kamera zifata amashusho ya Optical Gas Imaging (OGI) n'ibikoresho bipima methane bishingiye kuri laser kugira ngo hamenyekane aho amazi aturuka mu gihe cy'akazi.

Imikorere y'imicungire y'ubunyangamugayo intambwe ku yindi

Imikorere myiza yo gucunga ubuziranenge itangira mbere yuko kashe ishyirwa. Intambwe ya mbere ikubiyemo igenzura ryimbitse mbere yo kuyishyiraho, rigasuzuma ko raporo z’ibizamini by’ibikoresho by’ikashe (MTRs) zihuye n’ibipimo by’ubuhanga kandi ko ingano y’ibikoresho by’ikashe iri mu buryo bwo kwihanganira.

Intambwe ya kabiri nigushyiraho ibintu bigenzurwa, hakoreshejwe uburyo bwanditse bwo gupima imiterere y’amashanyarazi n’ibikoresho byo gukaza umuvuduko. Nyuma yo guteranya, sisitemu isuzuma igitutu cy’umwuka cyangwa hydrostatic mu byiciro, ifata igitutu cy’amashanyarazi cyikubye inshuro 1.1 kugeza kuri 1.5 cy’igitutu cyemewe cyo gukora (MAOP) kugira ngo harebwe imbaraga z’umusaruro. Amaherezo, isuzuma ry’ibyuka bihumanya rikorwa ku gitutu gisanzwe cyo gukora kugira ngo hamenyekane imiterere y’amazi adasohoka, ibi bikazandikwa muri sisitemu yo gucunga imicungire y’ibikoresho (CMMS) y’ikigo kugira ngo habeho isesengura rigereranya mu gihe kizaza.

Ibintu by'umutekano, ibidukikije, n'ibyubahirizwa ry'amategeko

Imiterere y’amategeko agenga imikorere y’imiyoboro ya gaze yarakomejwe cyane, bitewe n’ingamba zo ku rwego rw’isi zo guhangana n’imihindagurikire y’ikirere n’amahame akaze y’umutekano mu kazi. Ubuziranenge bw’ibirango ntabwo bukibonwa nk’igipimo cyo kubungabunga gusa; ni igipimo cy’ingenzi cyo kubahiriza amategeko gikurikiranwa cyane n’inzego zishinzwe ibidukikije.

Amategeko agenga ibyuka bihumanya ikirere n'ibyitezwe ku mutekano w'imikorere

Inzego zigenzura ku isi yose zashyizeho uburyo bukomeye bwo gukumira imyuka ihumanya ikirere (VOCs) n'ibyuka bya methane. Muri Leta Zunze Ubumwe za Amerika, Ishami rya EPA rishinzwe imikorere myiza (NSPS) OOOOa (Quad Oa) ritegeka gahunda zo gupima no gusana imyanda (LDAR) ku bakoresha ikoranabuhanga ryo hagati. Bitewe n'uburyo ikigo gishyirwa mu byiciro, abakoresha bagomba gukora ubushakashatsi ku ikoranabuhanga rya Optical Gas Imaging (OGI) haba buri gihembwe cyangwa mu mezi atandatu.

Ibiteganijwe ku mutekano w’ibikorwa bipimwa neza. Dukurikije uburyo bwa EPA bwa 21, imyuka ihumanya ikirere irenga ibice 500 kuri miliyoni (ppm) ishyirwa mu byiciro byemewe n’amategeko nk’aho iva. Iyo imaze kumenyekana, abayikora bagengwa n’amasaha akomeye yo kubahiriza amategeko, akenshi biba ngombwa ko bagerageza gusana mbere y’iminsi 5 no kugabanya ingaruka mu minsi 30. Kudakomeza kubahiriza ubuziranenge bw’ibi bipimo bituma abayikora bafatirwa ibihano bikomeye by’abaturage ndetse no gufungwa ku ngufu imitungo.

Uburyo busanzwe bwo gutsindwa n'ingaruka zikunze kugaragara ku bidukikije

Gusobanukirwa uburyo ibifunga bipfa ni ingenzi mu kugabanya ingaruka mbi ku bidukikije. Uburyo bwo gupfa mu miyoboro ya gazi ni umwihariko cyane ku bintu bibangamira imikorere bikoreshwa ku gice cy’inyuma.

Iyo ibyo bintu bibayeho, ingaruka mbi ku bidukikije ziyongera cyane. Ihungabana ry’ingufu rigaragara ku gice cy’ingenzi cy’amashanyarazi rishobora kurekura metero kibe ibihumbi by’amazi mbere yuko umurongo uvanwaho ukanagwa. Mu gusesengura neza ubu buryo bwo gutsindwa binyuze mu gusesengura impamvu z’umuzi (RCA), abakoresha bashobora kuva mu gupima amazi aturuka mu kirere bakajya mu gupima ibikoresho by’ingenzi.

Uburyo bwo gufata ibyemezo byiza byo gufunga

Kunoza ubuziranenge bw'imiyoboro ya gazi bisaba guhuza ibikenewe mu buhanga, uburyo buhamye bwo gutanga ibicuruzwa, no gusesengura ikiguzi cy'ubuzima. Abafata ibyemezo bagomba kureba kure y'ibiciro by'ibikoresho kugira ngo basuzume ingaruka zagutse z'ubwizigirwa bw'imiyoboro ya gazi ku gihe cyose umuyoboro ukoresha.

Ibipimo ngenderwaho byo gusuzuma amasoko n'abatanga serivisi

Isuzuma ry'umutanga serivisi ni ubwirinzi bw'ingenzi ku ipfundo ry'urupapuro rudakora neza.Amakipe ashinzwe amasokoigomba gusaba uburyo bwose bwo gukurikirana ibintu, igasaba icyemezo cya EN 10204 3.1 kugira ngo hamenyekane ko imiterere y’ibinyabutabire by’ibicuruzwa byatanzwe ihuye n’icyitegererezo cyemewe. Gusuzuma sisitemu yo gucunga ubuziranenge ya ISO 9001 y’umucuruzi bireba ko inzira zo guhuza, gutunganya no gukosora zigenzurwa neza.

Ibintu by’ingenzi mu bijyanye n’ibikoresho nabyo bigena ingamba zo kugura. Elastomer zidasanzwe zirwanya RGD cyangwa seal z’icyuma zikozwe mu buryo bwihariye akenshi ziba zifite Minimum Order Quantities (MOQ) kuva kuri 500 kugeza ku 1.000 ku bikoresho byihariye, mu gihe NBR cyangwa FKM O-rings bisanzwe biboneka ku buryo bworoshye. Gushyira igihe cyo gukusanya mu igenamigambi ry’ububiko birinda akaga ko gusimbuza seal zidafite ubuziranenge kandi ziboneka mu gihe cy’impanuka.

Gushyira hamwe ikiguzi mbere y'igihe ugereranije n'ingaruka zo kuruhuka

Icyemezo cy'ingenzi cyane mu kugura seal ni ukugereranya amafaranga akoreshwa mu ntangiriro y'igishoro ugereranyije n'ikiguzi cyose cy'ubukode (TCO) n'ingaruka zo kudakora. Kuzamura flange kuva kuri gasket isanzwe ya Nitrile (NBR) - igura hafi $5 kuri buri seal - ikajya kuri Fluoroelastomer (FKM) idashobora gutwarwa na RGD igura $50 kuri buri seal, bigaragaza ko ikiguzi cy'ibice by'ibanze kiruta inshuro 10.

Ariko, uku kwiyongera gato k’ikoreshwa ry’imari n’ibikoresho ni gato iyo bipimwe ugereranyije n’ingaruka zishobora kubaho. Kwirinda ikintu kimwe cyo gukuraho ubushyuhe bukabije birinda ko habaho guhagarika ibikorwa by’ubucuruzi ku madolari 250.000 ku munsi, amande y’ibikomoka ku bidukikije, n’ikiguzi cy’abakozi gifitanye isano n’ibikorwa biteje akaga. Kubera iyo mpamvu, gushyiraho uburyo bworoshye bwo gukoresha imiti idafite ubuziranenge, n’uburyo ikoreshwa mu buryo busanzwe.Ibyuma birwanya RGDmu bice byose by'ingenzi—ndetse n'aho imikorere yemerera ibikoresho byo mu rwego rwo hasi—bitanga ingamba zikomeye kandi zinoze mu gucunga neza imiyoboro ya gazi igezweho.

Ibintu by'ingenzi byakunzwe

• Imyanzuro y'ingenzi n'impamvu z'ingenzi ku bijyanye n'ifungwa ry'umuyoboro wa gaze
• Ibisobanuro, kubahiriza amategeko, n'igenzura ry'ingaruka bikwiye kwemezwa mbere yo kwiyemeza
• Intambwe zikurikiraho zifatika n'ibyo abasomyi bashobora gushyira mu bikorwa ako kanya

Ibibazo Bikunze Kubazwa

Kuki ubuziranenge bw'imiyoboro ya gazi ari ingenzi cyane?

Birinda amazi ya methane ava, kuzimya umuriro mu buryo butunguranye, ndetse n'impanuka z'umutekano. Ndetse no gupfundika guto kw'ibifunga ku byuma bifunga, mu mavali, cyangwa mu masitasiyo ya compressor bishobora kongera imyuka ihumanya ikirere no gutuma habaho igihe gihenze cyo kuruhuka.

Ni ibihe bikoresho byo gufunga bikora neza mu miyoboro ya gazi?

Biterwa n'umuvuduko, ubushyuhe, na gazi. HNBR cyangwa FKM bikwiranye n'imirimo myinshi ya elastomer, PTFE cyangwa PEEK bifasha mu kurwanya extrusion, kandi ibyuma bifunga bikwiranye n'umuvuduko mwinshi kandi ukomeye.

Ni iki gituma imiyoboro ya gazi ifunga kare?

Impamvu zikunze kugaragara zirimo guhindagurika k'umuvuduko w'amashanyarazi, gushyuha k'ubushyuhe, kudashyirwa neza kw'ibikoresho, gufunga ahantu habi, n'ibikoresho bikomeye nka H2S cyangwa CO2. Gukuraho umwuka mu buryo bwihuse bishobora no guca imigozi ya elastomer nyuma yo kugabanuka k'umuvuduko mu buryo butunguranye.

Ni gute amatsinda ashinzwe kubungabunga ashobora kugabanya amazi asohoka mu bikoresho bifitanye isano n'imiyoboro?

Huza ibikoresho bifunga n'imiterere y'akazi, genzura ubuso bw'ibice by'icyuma n'ibice by'icyuma, genzura imbaraga zo gushyiraho, kandi usimbuze ibice byashaje mu gihe cyo gusana giteganyijwe. Gusuzuma buri gihe amazi aturuka kuri valve, pompe, na compressor ni ngombwa.

Ese Victor Seals ishobora gushyigikira ibikenewe mu gufunga peteroli na gaze?

Yego. Victor Seals itanga imitako ya mekanike, imitako y'imigozi, imitako ikoreshwa na OEM, hamwe n'ibice bisimbura imashini zikoreshwa mu nganda zikoreshwa mu bijyanye no kubungabunga peteroli, gazi, peteroli n'ibindi bijyanye nayo.