Internal corrosion emewo ka ADNOC na-ata ahụhụ containment ọnwụ na pipeline nke a nnukwu onshore mmanụ field.The ọchịchọ ikpochapụ nsogbu a na mkpa iji kọwaa a nkọwapụta na ihe ziri ezi ga-eme n'ọdịnihu streamline iguzosi ike n'ezi ihe management plan mere ka ubi ikpe ngwa nke grooved na flangeless elu-njupụta polyethylene (HDPE) lining technology na carbon ígwè ọkpọkọ na-egosi na ihe omume nke ígwè carbon na-akọwa nke ọma n'ọhịa nke afọ 5. ụzọ dị ọnụ ahịa iji belata nrụrụ dị n'ime na pipeline mmanụ site na ikewapụ ọkpọkọ ígwè site na mmiri mmiri na-emebi emebi. Teknụzụ na-efu ọnụ na njikwa corrosion n'ime pipeline mmanụ.
Na ADNOC, Flowlines na-eme ka ọ dịruo ihe karịrị afọ 20. Nke a dị mkpa maka ịnọgide na-azụ ahịa na-ebelata ụgwọ ọrụ. Otú ọ dị, ịnọgide na-enwe ahịrị ndị a nke carbon ígwè na-eme ka ọ bụrụ ihe ịma aka n'ihi na ha nọ n'okpuru corrosion dị n'ime site na mmiri mmiri na-emebi emebi, nje bacteria, na ọnọdụ na-adịghị mma kpatara site na ọnụ ọgụgụ dị ala.
ADNOC na-arụ ọrụ pipelines na nrụgide nke 30 ruo 50 mmanya, okpomọkụ ruo 69 Celsius C na mmiri na-ebelata ihe karịrị 70%, na enweela ọtụtụ ikpe nke nkwụsị nke nkwụsị n'ihi nrụrụ n'ime ụlọ na pipeline na nnukwu ọdụ ụgbọ mmiri. Ihe ndekọ na-egosi na akụ ndị a họọrọ naanị nwere ihe karịrị 91 eke mmanụ pipeline (302 kilomita) 50 gas na-arụ ọrụ na-arụ ọrụ n'ime ụlọ (302 kilomita) na gas na-arụ ọrụ dị ukwuu karịa kilomita 1. dictated mmejuputa iwu nke esịtidem corrosion mitigation gụnyere ala pH (> 3%) na H2S (> 3%), gas / mmanụ ruru ka 481 scf / bbl, akara okpomọkụ karịa 55 ° C, eruba Line mgbali n'elu 525 psi. High mmiri ọdịnaya (> 46%), ala erughi 1. mmiri ọkụ na-adịghị ike (> 46%), obere eruba stantim / sec. Atụmatụ mbelata emetụtara.Nkọkọ ọnụ ọgụgụ ntanye Streamline na-egosi na ọtụtụ n'ime ahịrị ndị a ezighi ezi, yana ihe ruru 14 leaks n'ime afọ 5. Nke a na-ebute nsogbu siri ike ka ọ na-eduga na ntanye na nkwụsịtụ nke na-emetụta mmepụta.
Ọnwụ nke tightness na mkpa maka sizing na ihe ziri ezi ga-eme n'ọdịnihu flowline iguzosi ike n'ezi njikwa atụmatụ mere ka a ubi ikpe ngwa nke slotted na flangeless HDPE lining technology na 3.0 km nke Nhazi 80 API 5L Gr.B 6 inches. Streamlines iji kpochapụ nsogbu a. A na-ebu ụzọ tinye ule ubi na 3.527 km nke carbon, ígwè pipeline na-esote 0 km.
The Gulf Cooperation Council (GCC) mmanụ isi na Arabian Peninsula etinyewo HDPE liners dị ka n'oge dị ka 2012 maka crude mmanụ pipeline na mmiri ngwa.A GCC mmanụ isi na-arụ ọrụ na njikọ Shell na-eji HDPE linings maka mmiri na mmanụ ngwa ihe karịrị 20 afọ, na nkà na ụzụ bụ zuru ezu tozuru okè iji lebara esịtidem corrosion na mmanụ pipeline.
A malitere ọrụ ADNOC na nkeji nke abụọ nke 2011 wee tinye ya na nkeji nke abụọ nke 2012. Nleba anya malitere na April 2012 wee wuchaa ya na nkeji nke atọ nke 2017. A na-ezigakwa spools ule ahụ na Borouge Innovation Center (BIC) maka nyocha na nyocha. Ihe ịga nke ọma na ọdịda ọdịda setịpụrụ maka mgbe HDPEr liner lineka gachara, nke a na-eme ka ọ bụrụ akara ngosi nke HDPEr nke dị ala nke HDPEr. na enweghị liner ida.
Akwụkwọ SPE-192862 na-akọwa atụmatụ nke na-enye aka na ọganihu nke ule ubi. The lekwasịrị anya bụ atụmatụ, ịtọgbọ pipelines, na nyochaa arụmọrụ nke HDPE liners iji nweta ihe ọmụma dị mkpa iji chọta iguzosi ike n'ezi ihe management azum maka ubi-wide mmejuputa iwu nke HDPE pipelines na mmanụ pipelines.This technology na-eji mmanụ pipelines na nnyefe Lines.Na mgbakwunye na ẹdude mmanụ pipelines nwere ike na-abụghị ndị mmanụ pipeline na-abụghị-lightlight na-eji pipeline mmanụ HDPE. na-ewepu pipeline iguzosi ike n'ezi ihe n'ihi mmebi sitere na corrosion dị n'ime.
Akwụkwọ zuru ezu na-akọwa njedebe mmejuputa maka gaskets HDPE;nhọrọ gasket ihe, nkwadebe, na nrụnye usoro;ntapu ikuku na ule hydrostatic;ikuku ikuku annular na nlekota oru;nhazi usoro;na nkọwa zuru ezu post-ule ule results.The Streamline Life Cycle Cost Analysis table na-egosi atụmatụ e mere atụmatụ na-eri-irè nke carbon ígwè megide HDPE linings maka ndị ọzọ corrosion mitigation ụzọ, gụnyere chemical injection na pigging, na-abụghị ígwè piping, na iferi carbon steel. The mkpebi na-eduzi a nke abụọ enwekwukwa ubi ule mgbe mbụ ule na-kọwara.Na mbụ njikọ na-ejikọta nke ọma na-eruba na ngalaba nke mbụ, flangs na-ejikọta ya na ngalaba dị iche iche. na-adịkarị mfe ọdịda n'ihi nrụgide mpụga. Ntugharị akwụkwọ ntuziaka na ebe flange ọ bụghị nanị na-achọ nlekota oge, nke na-abawanye ụgwọ ọrụ ọrụ, ma na-ebutekwa ikuku gas na-ekpo ọkụ na ikuku. N'ime ule nke abụọ, a na-edochi flanges na welded, flangeless connectors with a automatic refill system, and slotted liner with a vent in the end of the remotes station that will stop drainsing station.
Ọnwụnwa afọ 5 na-akwado na iji HDPE lining na ọkpọkọ ígwè carbon nwere ike ibelata corrosion dị n'ime ya na pipeline mmanụ site na ikewapụ ọkpọkọ ígwè na mmiri na-emebi emebi.
Tinye uru site n'inye ọrụ ahịrị na-akwụsịghị akwụsị, na-ewepụ pigging dị n'ime iji wepụ nkwụnye ego na nje bacteria, na-echekwa ọnụ ahịa site na iwepụ mkpa nke kemịkalụ mgbochi na biocides, na ibelata ọrụ.
Ebumnuche nke ule a bụ iji belata nrụrụ n'ime pipeline ma gbochie mfu nke isi ihe.
A na-eji eriri HDPE slotted nwere nkwonkwo flangeless welded na njikọ nke sistemu ịgba ọgwụ dị ka nkwalite dabere na nkuzi a mụtara site na mbido mbụ nke ọkwa HDPE larịị nwere obere vidiyo na ọnụ ọnụ flanged.
Dị ka ihe ịga nke ọma na ọdịda njirisi setịpụrụ maka onye na-anya ụgbọelu, ọ dịghị leaks a kọrọ na pipeline kemgbe install.Further ule na nyocha site BIC egosila a 3-5% arọ Mbelata na-eji liner, nke na-adịghị eme ka chemical mmebi mgbe 5 afọ nke ojiji.Some scratches hụrụ na ọ bụghị ịgbatị n'ime cracks. Ya mere, a na-atụ aro ka a tụlee ihe dị iche na n'ime ime ime n'ọdịnihu ga-elekwasị anya n'ụkpụrụ nke n'ime ime ụlọ corrision. ebe nhọrọ lining HDPE (gụnyere mmelite achọpụtalarị dị ka iji njikọ dochie flanges na ịga n'ihu na mkpuchi na itinye valvụ nlele na mkpuchi iji merie ikuku gas nke mkpuchi) bụ ihe ngwọta a pụrụ ịdabere na ya.
Teknụzụ a na-ewepụ ihe iyi egwu nke nrụrụ dị n'ime ma na-enye nnukwu ego na mmefu arụ ọrụ n'oge usoro ọgwụgwọ kemịkal, ebe ọ bụ na ọ nweghị ọgwụgwọ kemịkal achọrọ.
Nkwenye n'ọhịa nke teknụzụ enwewo mmetụta dị mma na njikwa iguzosi ike n'ezi ihe nke ndị na-arụ ọrụ, na-enye ọtụtụ nhọrọ maka njikwa njikwa corrosion nke ime ime, na-ebelata ọnụ ahịa n'ozuzu ya na imeziwanye arụmọrụ HSE. A na-atụ aro flangeless grooved HDPE liners dị ka ihe ọhụrụ ụzọ ijikwa corrosion na oilfield streamlines.
A na-atụ aro teknụzụ mkpuchi HDPE maka mpaghara mmanụ na gas dị ugbu a ebe ntapu ọkpọkọ na nkwụsịtụ ahịrị injection mmiri na-adịkarị.
Ngwa a ga-ebelata ọnụ ọgụgụ nke ọdịda usoro ọdịda nke n'ime oghere na-akpata, gbatịa ndụ usoro mmiri, na ịbawanye mmepụta.
Mmepe saịtị ọhụrụ zuru oke nwere ike iji teknụzụ a maka njikwa corrosion in-line yana nchekwa ego na mmemme nlekota oru.
Edemede a bụ JPT Technical Editor Judy Feder ma nwee isi ihe sitere na akwụkwọ SPE 192862, “Nsonaazụ Ọnwụnwa Ọhụụ Innovative Field nke Flangeless Grooved HDPE Liner Application in a Super Gigantic Field for Oil Flowline Internal Corrosion Management” nke Abby Kalio Amabipi, Kuma SPE, Marwan Hamad Salem, na Tivajender Salem, ADC.Mohamed Ali Awadh, Borouge PTE;Nicholas Herbig, Jeff Schell na Ted Compton nke United Special Technical Services maka 2018 2018 na Abu Dhabi, November 12-15 Kwadebe maka Abu Dhabi International Petroleum Exhibition na Conference. A naghị enyocha akwụkwọ a.
The Journal of Petroleum Technology bụ akwụkwọ akụkọ flagship nke Society of Petroleum Engineers, na-enye nkọwa nke ikike na njirimara na ọganihu na teknụzụ nyocha na mmepụta ihe, okwu ụlọ ọrụ mmanụ na gas, na akụkọ gbasara SPE na ndị òtù ya.