Usoro Mba Nile Maka Njikwa Mfu Dị Oke na Ngụkọta
Sistemụ Mgbawa Foam Wedge Lost Circulation, nke nwere ike ikpuchi mgbawa ruo microns 40,000, Halliburton ejirila nke ọma mee ihe n'ọrụ ubi na mba abụọ dị n'Ebe Ọwụwa Anyanwụ Ụwa (Oman na UAE).
Ihe ịma aka dị na mgbawa eke/usoro adịghị mma
Ịgwọta mfu dị oke njọ na nhazi mgbawa ma ọ bụ nke na-adịghị mma n'okike abụrụla ihe ịma aka kemgbe, ọkachasị na Middle East. Ihe ndị a na-ahụkarị maka mgbasa ọbara (LCMs) na-ada ada n'ihi enweghị obi abụọ na nha oghere mgbawa. Agbanyeghị, Sistemụ Foam Wedge nke Halliburton, nke jikọtara High Fluid Loss Squeeze (HFLS) na Reticulated Foam LCM (RFLCM), egosila na ọ dị irè, nke ihe ịga nke ọma e nwalere n'ọhịa kwadoro.
E mere atụmatụ na nyocha nke ọgwụgwọ LCM dabere na nnwale ụlọ nyocha gara nke ọma, na-egosi na e mechiri emechi nke mgbawa ruo micron 40,000.
HFLS na RFLCM Dual Teknụzụ: Nsonaazụ Ụlọ Nyocha na Mpaghara n'ime Mba Abụọ nke Middle East (Oman na UAE)
Nkọwa ndị a gụnyere njirimara nhazi, nha olulu mmiri, olu na ntinye nke apịtị LCM, yana usoro nhazi na ụzọ mgbapụta ejiri. E gosipụtara ihe ịga nke ọma nke ojiji site na ọnụego mfu tupu na mgbe ọgwụgwọ gasịrị n'okpuru ọnọdụ olulu mmiri na-agbanwe agbanwe, na-egosipụta oge a na-egwupụta ihe echekwara.
Na Oman, onye a chọrọ ịrụ ọrụ ahụ nwetara nnukwu mfu nke ruru gbọmgbọm 125 kwa elekere (bbl/hr) na mfu dị ike nke 280 bbl/hr (galọn 550 kwa nkeji, gpm) ruo "mfu niile." E ji porosity vugural mara nhazi ahụ. Ebumnuche onye ahịa ahụ bụ ịgbapụta ngwọta LCM dị irè iji dozie mfu ngwa ngwa mgbe o ruru omimi zuru oke (TD) ma rụọ ọrụ osisi na-enweghị mkpa maka plọg simenti, si otú a na-azọpụta oge igwu ala. A gwakọtara ọgwụgwọ HFLS na RFLCM na mmiri, a na-apịpụta ya site na sub na-agagharị, ma tinye ya na usoro mmịpụta na-agagharị na nrụgide na-abawanye nwayọ nwayọ. Mgbe mmịpụta ahụ gasịrị, e belatara ma ọnụego mfu static na active ruo efu, na-enye ohere ka ọrụ ahụ gaa n'ihu n'enweghị nsogbu.
Na UAE, olulu mmiri ahụ e ji mmiri na-egwupụta ihe na-abụghị mmiri mee ihe. N'ọnọdụ kwụ ọtọ, mfu dị site na 85 ruo 200 bbl/hr, ebe ọ nọ n'ọnọdụ siri ike (ọnụọgụ mmiri nke 990–1250 gpm), ọnụego mfu bụ 150 bbl/hr. A na-amata nhazi ahụ site na mgbawa ndị sitere n'okike. A gwakọtara ihe ndị dị na HFLS na RFLCM na mmanụ ntọala, a na-agba ha site na sub na-agagharị agagharị, ma na-etinye ha n'usoro mmịpụta na-agagharị agagharị na nrụgide na-abawanye nwayọọ nwayọọ. Mgbe mmịpụta ahụ gasịrị, a belatara ọnụego mfu static ruo 2–15 bbl/hr, a belatakwara ọnụego mfu active ruo 25 bbl/hr (na-agbada ruo 5 bbl/hr n'oge mmịpụta ahụ), na-enye ohere ka ọrụ maliteghachi.
N'ule nyocha teknụzụ, ikike imechi mgbawa/vugs e ji ihe atụ nke ụlọ nyocha mee nke nwere oghere ruru micron 40,000 nyere obi ike na njikọta LCM nwere ike ijikwa nha mgbawa/vug dị n'okpuru oghere na-enweghị isi. Ngwa ubi gara nke ọma doziri mfu siri ike ruo na mkpokọta, na-akwado ụzọ abụọ nke HFLS/RFLCM. Uru kachasị mkpa nke teknụzụ LCM emelitere bụ mbelata na ọnụ ahịa owuwu olulu mmiri site na ibelata oge igwu ala nke metụtara ijikwa mfu siri ike ruo na mkpokọta.
N'ịtụle usoro mgbasa ozi furu efu dị n'elu, ụlọ ọrụ anyị emepụtala ngwaahịa abụọ n'onwe ha: ihe nnọchite anya High Fluid Loss Squeeze (HFLS) FC-FLS na ihe nnọchite anya Reticulated Foam LCM (RFLCM) FC-LCM, ha abụọ na-arụ ọrụ dịka Halliburton's Foam Wedge Lost Circulation System.
Oge ozi: Maachị-03-2025