Petroleum Reservoir Evaluation and Development ›› 2024, Vol. 14 ›› Issue (2): 237-246.doi: 10.13809/j.cnki.cn32-1825/te.2024.02.009
• Comprehensive Research • Previous Articles Next Articles
SHU Ningkai1(),LIU Lijie2,YAO Xiutian3,HUANG Yingsong2,LAI Fengpeng4,CUI Wenfu5
Received:
2023-05-31
Online:
2024-04-26
Published:
2024-05-07
CLC Number:
SHU Ningkai,LIU Lijie,YAO Xiutian,HUANG Yingsong,LAI Fengpeng,CUI Wenfu. Formation mechanism of extreme water consumption zone and synergistic mode of flow field regulation: A case study of uncompartmentalized oilfield of continental sandstone in the late stage of ultra-high water cut[J].Petroleum Reservoir Evaluation and Development, 2024, 14(2): 237-246.
Table 1
Statistics on occurrence time of “mutation point” in some development units of Shengli Oilfield"
单元名称 | 地下原油 黏度/ (mPa·s) | 渗透率/ 10-3μm2 | 渗透率 级差 | 突变点时机 | |
---|---|---|---|---|---|
含水/ % | 采出 程度/ % | ||||
埕4馆3-4砂组 | 44.0 | 2 550 | 10.1 | 96.7 | 41.4 |
埕24馆2-3砂组 | 44.0 | 2 520 | 10.1 | 95.9 | 28.9 |
胜二区沙二3砂组 | 11.0 | 2 100 | 4.1 | 93.0 | 28.0 |
胜一区坨103沙二 8砂组 | 2.5 | 372 | 11.9 | 93.7 | 46.8 |
胜二区沙二8砂组 3-5小层 | 24.0 | 2 400 | 5.8 | 93.5 | 30.5 |
孤东七西馆5砂组 2-3小层 | 38.4 | 1 767 | 1.7 | 96.3 | 36.4 |
孤岛中二中馆5砂组 | 298.0 | 1 870 | 10.5 | 92.4 | 20.7 |
坨28块东一段 | 409.0 | 816 | 3.3 | 93.0 | 11.6 |
平均值 | 94.3 | 30.5 |
Table 3
Design of physical plate models for permeability distribution ranges in different rivers"
沉积相 | 第一种平板模型 渗透率/10-3 μm2 | 第二种平板模型 渗透率/10-3 μm2 | ||||
---|---|---|---|---|---|---|
左区 | 中区 | 右区 | 左区 | 中区 | 右区 | |
河道边缘Ⅲ | 575 | 500 | 571 | 496 | 500 | 513 |
河道边缘Ⅱ | 972 | 1 000 | 939 | 2 280 | 2 000 | 2 180 |
主河道Ⅰ | 2 830 | 3 000 | 2940 | 4 990 | 5 000 | 4 950 |
河道边缘Ⅱ | 967 | 1 000 | 930 | 2 140 | 2 000 | 2 250 |
河道边缘Ⅲ | 480 | 500 | 494 | 498 | 500 | 506 |
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