南美Putomayo-Oriente-Maranon盆地成藏組合劃分與資源潛力評價
發(fā)布時間:2018-05-19 09:57
本文選題:南美洲 + 譜圖馬約—奧連特—馬拉農(nóng)盆地。 參考:《石油勘探與開發(fā)》2017年02期
【摘要】:為了對南美洲譜圖馬約—奧連特—馬拉農(nóng)(簡稱POM)盆地油氣資源潛力開展重新評價,基于最新的地震、測井和油氣藏儲量等數(shù)據(jù),在盆地成藏要素綜合分析基礎(chǔ)上,以儲集層為核心劃分出9套成藏組合。以成藏組合為核心,采用主觀概率法和規(guī)模序列法預(yù)測9套成藏組合內(nèi)待發(fā)現(xiàn)油氣可采資源量11.0×10~8 t,其中Hollin組砂巖、Napo組T段砂巖、Napo組U段砂巖和Napo組M1段砂巖4套成藏組合內(nèi)待發(fā)現(xiàn)可采資源量(10.4×10~8 t)占全盆地待發(fā)現(xiàn)可采資源量的94%。在烴源巖、儲集層、圈閉、運移、蓋層和保存等成藏要素評價的基礎(chǔ)上,應(yīng)用資源-地質(zhì)風(fēng)險概率雙因素法評價出4個Ⅰ類成藏組合、2個Ⅱ類成藏組合、3個Ⅲ類成藏組合。應(yīng)用成藏組合范圍疊合法優(yōu)選出盆地中部為最有利勘探區(qū)。
[Abstract]:In order to reevaluate the potential of oil and gas resources in the Mayo-Orent-Malanoun Basin (POM) basin, a spectral map of South America, based on the latest data of earthquakes, logging and oil and gas reservoir reserves, and on the basis of comprehensive analysis of the reservoir forming elements in the basin, Taking the reservoir as the core, 9 sets of reservoir forming assemblages are divided. Taking the accumulation assemblage as the core, The subjective probability method and scale sequence method are used to predict the recoverable oil and gas resources in 9 sets of reservoir formation assemblages. The recoverable oil and gas resources are 11.0 脳 10 8 t in 9 sets of reservoir formation assemblages. Among them, 4 sets of oil and gas recoverable resources can be found in 4 sets of reservoir formation assemblages of Hollin sandstones, T member sandstones and Napo M1 member sandstones. The amount of resources mined is 10.4 脳 10 ~ (8 t), which accounts for 94% of the recoverable resources to be discovered in the whole basin. Based on the evaluation of hydrocarbon source rock, reservoir, trap, migration, caprock and preservation, four types 鈪,
本文編號:1909660
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