Valve yo kuzimya umuriro mu gihe cy'impanuka (ESDV) ni iki?
Mu isi ikomeye y’inganda zitunganya ibintu, cyane cyane inganda zitunganya peteroli na gaze, inganda zikora imiti n’amashanyarazi, umutekano si ikintu cy’ingenzi gusa - ni ingenzi cyane. Mu by’ingenzi byo kurinda abakozi, kurengera ibidukikije, no gukumira kwangirika kw’imitungo, hari ibikoresho by’ingenzi:Valve yo kuzimya mu gihe cy'impanuka(ESDV), nanone ikunze kwitwa gusaValve yo kuzimya (SDV)muri Sisitemu zishinzwe umutekano (SIS).
ESDV nivalve yihariye, ikora mu buryo bwikorabyagenewe intego imwe y'ingenzi: gutandukanya vuba kandi mu buryo bwizewe ibice by'inzira (amazi, imyuka, cyangwa amazi menshi) mu gihe habayeho ikibazo cy'ibiza cyagenwe. Bitandukanye na valve zo kugenzura zihindura inzira kugira ngo zigenzure inzira, ESDV ni ibikoresho bibiri - bifunguye neza (bituma amazi atembera mu gihe gisanzwe) cyangwa bifunze neza (bibuza amazi gutembera mu gihe cy'ibiza). Inshingano zabo z'ingenzi ni ugukora nk'aho ariimbogamizi y'ibanze y'umubiriguhagarika kurekura ibikoresho biteje akaga mu buryo butunguranye iyo harenze imipaka y'umutekano.
Impamvu ESDV idakwiye kuganirwaho ku mutekano
Ingaruka zo kunanirwa gutandukanya inzira y’ibikorwa mu gihe cy’impanuka nko gutwika, kuva amazi, umuvuduko ukabije, kwangirika kw’ibikoresho, cyangwa kubura uburyo bwo kubicunga bishobora kuba bibi cyane. ESDV ni ibice by’ingenzi bya Safety Instrumented Functions (SIFs) muri Sisitemu yagutse ya Safety Instrumented System (SIS). Izi sisitemu zakozwe hakurikijwe amahame mpuzamahanga akomeye (IEC 61511 / ISA 84) kandi zigahabwa urwego rw’ubuziranenge bw’umutekano (SIL) hashingiwe ku kugabanya ibyago bigomba kugerwaho.
Ibiranga by'ingenzi bigena ESDV:
1. Igishushanyo mbonera kidapfa:Iri ni ryo hame ry'ingenzi. ESDVs zagenewe kwimuka *mu buryo bwikora* zigashyirwa mu mutekano wazo (hafi buri giheifunze neza, ariko rimwe na rimwe *ifungura* mu bihe runaka nko gukonjesha amazi mu gihe cy'inkongi) iyo isoko y'amashanyarazi yabuze (amashanyarazi, umuvuduko w'umwuka, umuvuduko wa hydraulic) cyangwa iyo habonetse ikimenyetso runaka cy'urugendo kivuye kuri SIS. Ibi bitanga umutekano nubwo uruganda rwatakaza amashanyarazi cyangwa ubuyobozi.
2. Kwizerwa no kuboneka neza:ESDV ikorerwa mu buryo bunoze bwo gushushanya, gukora, gupima, no kwemeza. Igomba gukora igihe cyose ikenewe. Kugabanuka kw'ibice by'ingenzi (nk'imitsi yo mu bwoko bwa solenoids) ni ibintu bisanzwe.
3. Igihe cyo Gusoza Byihuse:Umuvuduko ni ingenzi cyane mu bihe byihutirwa. Imiyoboro ya ESDV yagenwe gufunga mu gihe gito cyane, akenshiAmasegonda 1 kugeza kuri 5, bitewe n'ingano ya valve, ubwoko, n'ibisabwa by'umutekano byihariye (urwego rwa SIL).
4. Icyitonderwa cyiza:Iyo ifunze, ESDV igomba gutangaagapfundikizo gafunga nk'utubyimbakugira ngo hirindwe ko habaho gusohoka kw'amazi y'imikorere yangiza.
5. Inyubako ikomeye:Yubatswe kugira ngo ihangane n’ibihe bikomeye byo gukora (umuvuduko mwinshi, ubushyuhe, amazi yangiza) ndetse n’impanuka zishobora guterwa n’inkongi y’umuriro (igishushanyo mbonera kidakoresha umuriro nk’uko biteganywa na API 607/6FA, ISO 10497 akenshi ni itegeko).
6. Igenzura ryigenga:ESDVs zibona ikimenyetso cy'urugendo rwazo mu buryo butaziguye giturutse kuri Sisitemu y'Ibikoresho by'Umutekano (SIS), ntabwo ari sisitemu isanzwe yo kugenzura ibikorwa (BPCS). Uku gutandukanya ni ingenzi kugira ngo umuntu yizere.
Kureba Umutekano: Ishusho ya P&ID y'ingufu zo guhagarika amashanyarazi mu gihe cy'impanuka
Imbonerahamwe z'imiyoboro n'ibikoresho (P&ID) ni ururimi rukoreshwa cyane n'abahanga mu by'imikorere. Imashini za ESDV zifite ibimenyetso bitandukanye bizitandukanya n'izindi mashini kandi zikerekana neza uruhare rwazo rw'ingenzi mu mutekano.
* Ikimenyetso cya Valve Isanzwe:Ikimenyetso cy'ibanze giterwa n'ubwoko bwa valve:
* Valve y'umupira:Impandeshatu ebyiri zerekeza ku ruziga (zigaragaza umupira).
* Valve y'irembo:Urukiramende runyerera hagati y'imirongo ibiri ihagaze (igaragaza irembo n'umubiri).
* Valve y'ikinyugunyugu:Umurongo ugororotse ugabanya uruziga hagati (ugaragaza disiki n'umubiri).
* Ikimenyetso cy'umukoresha:Ikimenyetso cy'ingenzi cya ESDV/SDV ni ikimenyetso cyayo cy’umuyoboro gifatanye n'umubiri wa valve:
* Akareikikijwe n'ikimenyetso cya valve gisanzwe kigaragaza igikoresho gikoresha ingufu.
* Kuri ESDV, iyi kare ikunze kubabyuzuye umukara ukomeyecyangwayavutse.
* Amabaruwa"ESD", "SD"cyangwa“XV”(aho X yerekana ikiranga runaka, akenshi 'S' yo kuzimya) bigaragara neza iruhande cyangwa imbere y'ikimenyetso cy'ikinyabiziga.
* Igikorwa cyo gutsindwa:Igikorwa cyo kwirinda kwangirika kigaragazwa n'ibimenyetso biri hafi y'icyuma gikoresha amashanyarazi:
* FC (Iratsindwa):Umwambi werekana igice cy'umubiri w'imashini cyangwa inyuguti "FC". Ni wo ukunze gukoreshwa cyane kuri ESDV.
* FO (Irabura Gufungura):Umwambi werekeza kure y'umubiri wa valve cyangwa inyuguti "FO". Bikoreshwa mu bihe runaka.
* Ibara ry'Igikoresho n'Inomero ya Tagi:ESDV ihora ifitanye isano na SIS. Imikorere yayo igaragazwa naagapira k'ibikoresho(ubusanzwe ni hexagon cyangwa uruziga) bihujwe n'ikimenyetso cya valve hakoreshejwe umurongo ucagaguye. Nimero y'ikimenyetso kiri mu gahu ikurikiza amabwiriza y'ibimera ariko ikagaragaza neza ko ari igice cya SIS (urugero, ZV-1001, aho 'Z' ikunze kugaragaza SIS/ESD, 'V' kuri valve).
Ihame ry'ingenzi: Ni gute Valve yo Gufunga Ingufu Ikora
Ihame ry'imikorere rishingira kuumutekano utekanyeigishushanyo n'uko icyuma gikoresha ingufu gisubiza igihe habayeho ibura ry'ingufu cyangwa ikimenyetso. Dore incamake:
1. Imikorere isanzwe:Iburanisha rya ESDV ribera muriGUFUNGURAumwanya. Ibi bisaba ingufu:
* Abakora ibikoresho byo kugarura umusaruro mu mpeshyi:Akamashini gakoresha umwuka (pneumatic/hydraulic) gakoresha igitutu gitangwa kugira ngo *gakanda* isoko ikomeye, gafashe valve igakingura imbaraga z'isoko.
* Abakoresha moteri (Idakunze gukoreshwa cyane kuri ESD):Moteri ifata valve ifunguye (cyangwa ifunze) kuri feri cyangwa imashini. Kubura ingufu bitera ikibazo cyo kwangirika.
2. Indwara y'ibiza yagaragaye:Utumashini dupima umuvuduko w'amashanyarazi (udukoresho two gupima umuvuduko w'amashanyarazi, utwuma dupima ubushyuhe, utwuma dupima umuriro w'amashanyarazi, utwuma dupima umwuka w'ibinyabiziga, nibindi) twohereza ikimenyetso ku gikoresho gipima umwuka w'ubushyuhe cya SIS kigaragaza akaga gakomeye.
3. Ikimenyetso cy'urugendo rwa SIS:Umusesenguzi wa SIS logic, ushingiye ku buryo bwo kwirinda bwateguwe, ugena ko urugendo rukenewe. Yoherezaikimenyetso cy'amashanyarazikuri vali ya solenoidi ya ESDV.
4. Ingufu zijugunywa mu cyuma gikoresha ingufu (Intambwe y'ingenzi):
* Impeshyi-Gutaha:Valve ya solenoid (imiyoboro) ihita *ikuraho imbaraga*, igasohora vuba umuvuduko w'umwuka/amazi *uva kuri* actuator. Ingufu zibitswe mu isoko ikomeye ifunze zirarekurwa.
* Ingufu zo Gufunga:Imbaraga z'impeshyi (cyangwa rimwe na rimwe igitutu cya hydraulic kibitswe) zirusha imbaraga izo ari zo zose zihanganye kandi zigatuma igiti cy'umuyoboro kizenguruka (umupira/ikinyugunyugu) cyangwa kikazamura/kumanura (irembo) igice cyo gufunga valve.
5. Gufunga Valve:Igice cyo gufunga (umupira, irembo, disiki) cyihuta cyane kijya kuriGIFUNZE BYOSEaho ibintu biri, bigafunga inzira y'ibikorwa.
6. Gushyirwa mu kato byagezweho:Udukoko twangiza ubuzima tuba turi mu gice cyayo kiri hejuru ya ESDV, bikarinda kwiyongera kw'ibyabaye.
Imitsi iri inyuma y'igikorwa: Ibikoresho by'amashanyarazi byo guhagarika amashanyarazi mu buryo bwihutirwa
Actuator ni igikoresho gihindura ikimenyetso cyo kugenzura (cyangwa igihombo cy'ingufu) kikajyamo imbaraga za mekanike zikenewe kugira ngo valve yimure vuba kandi mu buryo bwizewe. Guhitamo actuator ikwiye ni ingenzi cyane kugira ngo ESDV ikore neza.
Ubwoko busanzwe bwa ESDV Actuator:
1. Ibikoresho bipima umwuka bigaruka mu mpeshyi:
* Ihame:Umuvuduko w'umwuka ukandagiye ukora kuri diaphragm nini kugira ngo ukandagire isoko, ufungure valve. Ifu y'umwuka (inyuze muri valve ya solenoid) irekura isoko, igafunga valve.
* Ibyiza:Byoroshye, byizewe, bikora vuba, bifite umutekano mu buryo bugaragara (nta mashini zitanga umuriro), umwuka uboneka byoroshye.
* Ibibi:Ingufu nke ku mavali manini cyane cyangwa umuvuduko mwinshi utandukanye, bisaba umwuka mwiza/umye, bikaba bishobora gutuma habaho gukora buhoro mu duce dukonje cyane.
* Ikoreshwa Risanzwe:Udupira duto kugeza ku duciriritse hamwe n'udupira tw'ibinyugunyugu.
2. Ibikoresho bya Piston bikoresha hydraulic Spring-Return:
* Ihame: Umuvuduko w'amazi ya hydraulic ukora kuri piston kugira ngo ukandagire isoko rikomeye, rigatuma valve ifunguka. Valve ya solenoid isohora umuvuduko wa hydraulic, isoko igafunga valve.
* Ibyiza: Ingufu nyinshi cyane zikoreshwa mu gusohora amabati manini, amabati yo ku irembo, no mu gukoresha umuvuduko mwinshi utandukanye. Muri rusange yihuta kurusha amabati manini yo mu mwuka. Irakomeye.
* Ibibi: Ikenera amashanyarazi ya hydraulic (HPU), gushyiraho ibintu bigoye cyane, ishobora gutuma amazi ava, kandi ibungabungwa neza.
* Ikoreshwa Risanzwe: Vali nini z'umupira, vali z'irembo, ikoreshwa ry'umuvuduko mwinshi (cyane cyane amasoko y'amazi ya peteroli na gaze, imiyoboro y'amazi).
3. Ibikoresho bya Scotch-Yoke cyangwa Rack & Pinion (Impeshyi-Kugaruka):
* Ihame: Hindura umurongo wa piston/diaphragm mo motion izenguruka ukoresheje scotch-yoke cyangwa rack na pinion mechanisms. Spring-return itanga igikorwa kidapfa.
* Ibyiza: Itanga torque nziza cyane mu gihe cyose cyo gusimbuka, imiterere mito (rack & pinion), ikwiriye ibyuma bizunguruka kimwe cya kane (umupira, ikinyugunyugu, plug). Ihuza ibyiza by'imbaraga/umuvuduko.
* Ibibi: Bishobora kuba bigoye cyane kurusha ibikoresho by'ibanze bya diaphragm.
* Ikoreshwa Risanzwe: Ingano nyinshi z'umupira n'utuzunga tw'ibinyugunyugu.
4. Ibikoresho bikoresha moteri z'amashanyarazi (bifite bateri ikomeza gucukurwaho/imashini irinda gucika intege):
* Ihame: Moteri y'amashanyarazi ituma valve ifunguka cyangwa igafungwa. Kugira ngo ikoreshwe na ESDV, *zigomba* kuba zirimouburyo bwo kwirinda kwangirika kw'imashini, ubusanzwe ni isoko, ikoresha iyo umuriro ubuze kugira ngo itere valve mu mutekano wayo. Gusubiza batiri bishobora kuyikoresha mu rugendo rwa nyuma niba umuriro ubuze *nyuma* y'uko ikimenyetso cyakiriwe ariko mbere yo gufunga.
* Ibyiza: Nta mpamvu yo gukoresha sisitemu z'umwuka/amazi, gushyira ibintu neza (nubwo bidakenewe kuri ESD), imbaraga nyinshi.
* Ibibi: Igihe cyo gufunga gito ugereranije n'ingufu z'amazi/impeshyi, ikiguzi kiri hejuru, uburyo bugoye bwo gukora impeshyi, ibyago bishobora guterwa n'ingufu (bisaba icyemezo cy'ahantu hashobora guteza akaga).
* Ikoreshwa Risanzwe: Ahantu hataboneka umwuka/amazi, cyangwa ku mavali mato aho umuvuduko uba muto cyane. Ntabwo bikunze kugaragara ku bikoresho by'ingenzi bya ESDV bikoresha umuvuduko mwinshi kurusha kugarura amazi hakoreshejwe imashini.
Ibanga rya buri segonda: Igihe cyo gufunga valve yihutirwa
Igihe cyo gusoza gishobora kuba kimwe mu bipimo by'ingenzi cyane ku mikorere ya ESDV. Gigira ingaruka ku buryo butaziguye ku mibare yo kugenzura urwego rw'ubuziranenge bw'umutekano (SIL) ku gikorwa cy'ibikoresho by'umutekano (SIF).
* Impamvu Umuvuduko Ari Ingenzi:Mu gihe cy’impanuka nko kuvomba gukomeye cyangwa inkongi y’umuriro, ingano y’ibintu biteje akaga birekurwa mbere yo gukurwamo ingana n’umuvuduko w’amazi n’igihe icyuma gifunga. Gufunga vuba bigabanya kurekurwa, bigabanya uburemere bw’impanuka (ingano y’inkongi, gukwirakwira kw’ibicu by’uburozi, gukwirakwira kw’ibidukikije).
* Ibisabwa bisanzwe:Amasaha yo gusoza ESDV asanzwe agenwa mu rugero rwaAmasegonda 1 kugeza kuri 5Kuva ku gutangira ikimenyetso cy’urugendo kugeza ku gufunga neza no gufunga. Vali nto (urugero, santimetero 2-6) akenshi zigera ku masegonda 1-2. Vali nini (urugero, santimetero 24+) cyangwa vali zo ku irembo zishobora gufata amasegonda 5 cyangwa arengaho gato, nubwo kwihuta ari byo byiza buri gihe.
* Ibintu bigira ingaruka ku gihe cyo gusoza:
* Ingano n'ubwoko bwa Valve:Vali nini zifite uburemere bwinshi bwo kugenda. Vali zo ku irembo zikenera umurongo muremure kurusha vali zo kuzunguruka kimwe cya kane cy'umupira/ikinyugunyugu.
* Ubwoko n'ingano ya Actuator:Muri rusange, ibyuma bifunga valve nini vuba kurusha ibyuma bifunga umwuka. Ingano ya mashini ifunga (imbaraga zihagije z'impeshyi/agace ka piston) ni ingenzi cyane.
* Ibisabwa mu mikorere:Igitutu kinini cy’itandukaniro muri valve gitera gufunga gukomeye, bigasaba actuator ikomeye cyane.
* Guhuza no Guhuza:Uburiganya bw'imitsi yo gupakira imvange n'uburiganya bw'ibice by'imbere bigomba kugabanywa.
* Umuvuduko wa Value ya Solenoid:Valve ya solenoid igomba guhumeka umwuka vuba cyane.
* Gutinda kwa Sisitemu yo Kugenzura:Igihe cyo gukemura ibibazo bya SIS logic cyo gutunganya ikimenyetso no kongera imbaraga/gukuraho imbaraga za solenoid cyongera igihe muri rusange (nubwo akenshi ari milisegonda).
* Isuzuma:Isuzuma ry’ibice bya “Part Stroke Testing” (PST) rigenzura uko valve igenda nta rugendo rwuzuye, ariko isuzuma ry’ibice bya “Full Stroke Testing” (FST) mu gihe cyo gufunga giteganyijwe ni ingenzi kugira ngo harebwe neza ko igihe nyacyo cyo gufunga gihuye n’ibisabwa. Imashini zikora neza za ESDV akenshi ziba zifite ibimenyetso by’ikoranabuhanga bigaragaza aho zifungiye.
Uburyo umutekano uhagaze: Ibice by'ingenzi bya valve yo kuzimya
Gusobanukirwa ibice by'ingenzi bigize ESDV assembly ni ingenzi:
1. Umubiri w'ingufu:Igice cy’ingenzi gifite igitutu, gikorera ibice by’imbere. Cyakozwe mu bikoresho bikomeye (icyuma cya karuboni, icyuma kitagira umugese, aloyi) bibereye igitutu, ubushyuhe, n’ubushyuhe bw’amazi. Gikubiyemo impera zifatanye, zisutswe, cyangwa zifite insinga zo guhuza imiyoboro. Igishushanyo mbonera cy’umutekano mu nkongi y’umuriro gikurikije API 607/6FA, ISO 10497 ni ingenzi cyane.
2. Bonnet:Iteraniro rihuza igice cy'umuyoboro w'amashanyarazi n'icyuma gitera imbaraga, ritanga umupaka w'igitutu kizenguruka uruti. Ririmo gupakira kugira ngo hirindwe ko uruti rusohoka.
3. Gukata:Ibice by'imbere bigenzura urujya n'uruza rw'amazi kandi bigafunga:
* Umunyamuryango wafunze:Igice kigenda kibuza urujya n'uruza (Umupira, Irembo, Disiki/Isahani).
* Intebe (intebe):Ubuso bukozwe neza aho igice gifunga kugira ngo kizime neza. Akenshi buramba (elastomer nka PTFE) cyangwa icyuma kiva kuri metali. Ni ingenzi cyane ku mikorere ya ESDV.
* Igiti:Ihuza actuator n'igice gifunga, yohereza ingendo. Igomba kwihanganira gusunikwa/guhinduka nta gucika cyangwa gucika.
4. Umukozi ushinzwe gukora:Nkuko byasobanuwe mbere (Pneumatic Diaphragm, Hydraulic Piston, Scotch-Yoke, Rack & Pinion, Electric with/ Spring). Itanga imbaraga n'uburyo bigenda.
5. Valve ya Solenoid (imirongo ya Solenoid):Valve zikoreshwa n'amashanyarazi zigenzurwa na SIS. Ziyobora cyangwa zisohora umwuka/amazi zijya/ziva kuri actuator kugira ngo zitangire gufungura cyangwa (cyane cyane) gufunga. Ingufu zidasanzwe (2oo2, 2oo3 votes) zikunze gukoreshwa ku bantu benshi bakoresha SIL.
6. Amashwi/Ibyuma bitanga amakuru ku mwanya:Tanga ibitekerezo by'amashanyarazi kuri sisitemu yo kugenzura (DCS/SIS) byemeza aho valve iherereye (Ifunguye, Ifunze, rimwe na rimwe Hagati). Ni ingenzi cyane mu kumenya abakoresha no gusuzuma SIS.
7. Ikimenyetso cy'aho umuntu aherereye:Ibendera cyangwa ikimenyetso cyerekana imiterere y'imashini GIFUNGUYE/IFUNGA aho valve iherereye.
8. Guhindura intoki:Uburyo (ipine y'intoki, lever, pompe y'intoki ya hydraulic) yemerera abakoresha gufungura cyangwa gufunga valve n'intoki mu gihe cyo kuyisana cyangwa iyo actuator yananiwe. Ntibirenga ku mushinga w'umutekano wikora.
9. Ibikoresho (Akenshi birimo):Ibikoresho bigenzura ubwikorezi bw'umwuka (ku bijyanye n'umwuka uhumeka), vali z'umwuka zisohoka vuba (kugira ngo zifunge vuba), amatanki y'ubwinshi bw'umwuka (kugira ngo umwuka ukomeze kubikwa rimwe mu gihe ubuze), vali z'umwuka zifunga.
Ururimi rw'Ibishushanyo: Incamake y'Ibimenyetso bya Valve yo Gufunga & Amahame
Nkuko bivugwa mu gice cya P&ID, ikimenyetso kigaragaza neza ESDV/SDV:
* Ikimenyetso cy'ubwoko bwa value:Umupira (Impandeshatu + Uruziga), Irembo (Uruziga rugenda runyerera), Ikinyugunyugu (Umurongo unyura mu Ruziga).
* Ikimenyetso cy'umukoresha:Ibara ry'urukiramende rifatanye n'ikimenyetso cy'ingufu.
* Ibirango:"ESD", "SD", cyangwa "XV" byanditse neza ku kimenyetso cy'imashini ikoresha amashanyarazi.
* Igikorwa cyo gutsindwa:"FC" (Fail Close - ikunze kugaragara cyane) cyangwa "FO" (Fail Open) byerekana.
* Ihuriro rya SIS:Agapira k'ibikoresho (urugero, Hexagon) gahujwe n'umurongo uciyeho umurongo kuri actuator, karimo inomero ya SIS tag (urugero, ZV-1001).
Amahame y'ingenzi:ISA-5.1 (Ibimenyetso by'ibikoresho n'indangamuntu) ni cyo gipimo cy'ibanze muri Amerika ya Ruguru. ISO 14617 (Ibimenyetso by'amashusho ku bishushanyo) ikoreshwa ku rwego mpuzamahanga. Guhuza mu bipimo ngenderwaho by'igenamigambi n'indangamuntu by'uruganda ni ingenzi cyane.
Ikimenyetso cy'ingufu zo guhagarika imodoka mu gihe cy'impanuka
Abarinda Hydrocarbons: Ingufu zo guhagarika byihutirwa muri peteroli na gaze
Inganda za peteroli na gaze ni zo zikoreshwa cyane kandi zikenewe cyane kuri ESDV. Ingaruka zishobora guterwa no gutsindwa - inkongi z'umuriro, guturika, uburozi, ibiza bikomoka ku bidukikije, no gutakaza ubuzima - ni nyinshi cyane. ESDV ziboneka hose mu ruhererekane rw'agaciro:
1. Imbere mu mihanda (Ibintu bifasha mu mihanda, Amashyirahamwe, FPSO):
* Wellhead ESDVs:Ishyirwa ku biti bya Noheli (ubuso/munsi y'inyanja) kugira ngo ivange amariba yihariye mu gihe cy'impanuka (urugero, imvura yaturitse, inkongi y'umuriro). Ifite igitutu gikomeye (amariba ya HPHT). Ibisobanuro bya API 6A birasanzwe.
* ESDV z'imiyoboro myinshi/imiyoboro:Gutandukanya ibice by'imiyoboro y'amazi, imiyoboro iteranya amazi, cyangwa imiyoboro yo kohereza mu mahanga kuri platforms cyangwa FPSOs. Ibisobanuro bya API 6D. Igishushanyo mbonera cy'umutekano mu nkongi y'umuriro ni itegeko.
* Imyitozo ya ESDV:Shyira ibikoresho by'ingenzi nka separators, compressors, pompes mu gihe habayeho inkongi cyangwa kwangirika.
2. Hagati (Imiyoboro y'amazi, Sitasiyo za Pompe/Compressor):
* Value zo mu bwoko bwa Block (Akenshi ESDVs):Ishyirwa ku murongo buri gihe ku miyoboro kugira ngo ikuremo ibice byacitse, bigabanye ingano y'amazi yamenetse. Gukoresha kure y'aho ikigo gigenzura ni ibisanzwe. API 6D.
* Sitasiyo za ESDV:Shyira ipompo, compressor, ibyuma bipima, n'ibigega byo kubikamo ibintu muri sitasiyo.
3. Munsi y'amazi (Inzu zitunganya amabuye, Ibimera bya peteroli, Ibikoresho bya LNG):
* Isolation y'ibice bya ESDV:Shyira vuba ibikoresho byose bitunganya (urugero: Crude Distillation, FCCU, Hydrocracker) mu gihe cy'inkongi zikomeye cyangwa mu bihe bikomeye.
* ESDV zo kurinda ibikoresho:Gutandukanya amatanura, imashini zitanga umwuka, inkingi, na kompreseri nini.
* Gupakurura/Gupakurura ESDV:Gushyira intwaro mu kato mu mazi cyangwa mu modoka zitwara imizigo mu bihe byihutirwa.
Ibisabwa byihariye kuri peteroli na gaze:
* Amahame Akamaro:Amahame ngenderwaho ya API ni yo akoreshwa cyane: API 6A (Wellhead), API 6D (Umuyoboro/Umuyoboro Rusange), API 607/6FA (Ikizamini cy'Umuriro). ISO 10497 (Ikizamini cy'Umuriro) nayo irakoreshwa. Icyemezo cya SIL gikurikije IEC 61508/61511 ni cyo gisanzwe.
* Igishushanyo mbonera cy’inkongi y’umuriro:ESDV *igomba* kugumana ubusugire bw'umuvuduko w'amazi no kugenzura imyotsi yo mu kirere imbere/inyuma yayo mu gihe cyo gukubitwa n'inkongi y'umuriro na nyuma yayo (ubusanzwe iminota 30 kuri 1400-1700°F). Ibi bisaba ko habaho gupakira inkingi zidasanzwe, udupfunyika twagutse, imitako ya grafiti, n'ibishushanyo mbonera by'intebe z'icyuma.
* Guhitamo Ibikoresho:Igomba gukora serivisi isharira (H2S – NACE MR0175/ISO 15156), umuvuduko mwinshi (HPHT), ubushyuhe bukabije (LNG), n'amazi yangiza. Ibyuma bibiri bitagira umugese, Inconel, Monel ni ibisanzwe.
* Ibikorwa Bihamye:Imashini zikora amashanyarazi zisubiza amazi mu kirere zikunze kugaragara bitewe n’imbaraga nyinshi zikenerwa kuri valve nini n’umuvuduko mwinshi utandukanye, cyane cyane iyo zizamuka. Sisitemu zitagira ingufu nyinshi zirakunze kugaragara.
* ESDV zo munsi y'inyanja:Igaragaza ubwizerwe n'ikoranabuhanga ryo mu rwego rwo hejuru, ryagenewe uburebure bukabije, ingufu, no gukoreshwa kure nta buryo bwo kubungabunga. Ubuvumbuzi n'ubwizerwe bwinshi ni byo by'ingenzi.
Umwanzuro: Inzitizi y'ingenzi
Amavaluve yo kuzimya mu bihe byihutirwa si amavaluve gusa; ni yo akingira umutekano w’inganda. Imiterere yayo idakora neza, igikorwa cyihuse, ukwizerwa cyane, n’uruhare rw’ingenzi muri sisitemu z’umutekano zituma ziba umurongo wa nyuma wo kwirinda impanuka zikomeye. Gusobanukirwa imikorere yazo, ibice byazo, amahame y’imikorere, n’ibisabwa bikomeye bishyirwaho - cyane cyane mu nganda ziteza ibyago byinshi nka peteroli na gaze - ni ingenzi ku bahanga mu by’umutekano, abakora, n’abashinzwe umutekano. Kuva ku kimenyetso kiri kuri P&ID kugeza kuri valuve nini iri ku rubuga rwo mu nyanja, ESDV igaragara nk'umurinzi w’ingenzi, uhora witeguye gukora iyo buri segonda ribaye, urinda abantu, isi, n’umutungo w’agaciro katagereranywa. Ibisobanuro bikwiye, gushyiraho, isuzuma rikomeye (harimo PST na FST), no kubungabunga neza ntabwo bishobora kuganirwaho kugira ngo aba barinda badacecetse bakore akazi kabo ko kurokora ubuzima neza iyo babisabwe.
Igihe cyo kohereza: Gicurasi-28-2025