NUCLEAR TECHNIQUES, Volume. 47, Issue 4, 040501(2024)
Comparative study on numerically simulated C/O and C/H logging responses
Figures & Tables(8)
Fig. 1. Diagram of the MCNP model (a) RPM instrument model, (b) Spherical model
Fig. 3. Relationship between C/O ratio and porosity, saturation, along with its sensitivity to saturation in different strata under the spherical model
Fig. 4. Relationship between C/H ratio and porosity, saturation, along with its sensitivity to saturation in different strata under the spherical model
Fig. 5. Relationship between C/O ratio and porosity, saturation, along with its sensitivity to saturation in different strata under the RPM instrument model
Fig. 6. Relationship between C/H ratio and porosity, saturation, along with its sensitivity to saturation in different strata under the RPM instrument model
Table 1. Formation material composition
View tableView in ArticleTable 1. Formation material composition
岩性
Matrix
孔隙度
Porosity / %
含油饱和度
Oil Saturation / %
灰岩Limestone 0, 5, 10, 15, 20, 25, 30 0, 50, 100 砂岩Sandstone 0, 5, 10, 15, 20, 25, 30 0, 50, 100
Table 2. Well and instrument information
View tableView in ArticleTable 2. Well and instrument information
材料
Materials
矿物组成
Mineral
密度Density / g∙cm-3 水泥Cement 水泥Cement 石灰石、黏土等Limestone,clay, etc. 1.65 套管Sleeve 不锈钢
Stainless steel
铁等
Fe, etc.
7.86 屏蔽体Shield 碳化硼
Boron sheath
B4C 2.52 γ探测器
Gamma detector
闪烁晶体
Scintillation crystal
NaI 3.667
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Xun LI, Wensheng WU, Duo DONG. Comparative study on numerically simulated C/O and C/H logging responses[J]. NUCLEAR TECHNIQUES, 2024, 47(4): 040501
Paper Information
Category: Research Articles
Received: Nov. 9, 2023
Accepted: --
Published Online: May. 28, 2024
The Author Email: Wensheng WU (吴文圣)
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