Faulted feature detection in a tight sand gas reservoir based on steerable pyramid voting

Author(s):  
Xiaoqing Cui ◽  
Xuri Huang ◽  
Tiansheng Chen ◽  
Yungui Xu ◽  
Chaozheng Xiao
2013 ◽  
Vol 734-737 ◽  
pp. 480-483
Author(s):  
Jun Bao Ma ◽  
Yu Long Ma ◽  
Chao Sun ◽  
Jian Guo Wang

The gas-water relations of low-permeability tight sand gas reservoir are complex and not necessarily linked to the structural relief, phenomenon that water is distributed in high structural position while gas in low structural position is common what makes it difficult to make a refined description of gas-water relations and distribution low. The article takes Zizhou gas field for example, establishes 4 gas-water relations modes of single well to analyze some profiles where there is abnormal phenomenon water up gas down, the fact is that water and gas are distributed in different sand bodies and Zizhou Gas Field is not a deep basin gas reservoir. The research shows the phenomenon that water up gas down does not exist, the gas-water relations are normal. The research results have certain significance for the determination of gas-water distribution law.


2010 ◽  
Author(s):  
Lan Qiang ◽  
Li Gongrang ◽  
Jinghui Zhang ◽  
Li Haibin ◽  
Wang Liping

2017 ◽  
Vol 17 (9) ◽  
pp. 6096-6108 ◽  
Author(s):  
Weichao Tian ◽  
Shuangfang Lu ◽  
Weiming Wang ◽  
Meiyan Wang ◽  
Wenhao Li ◽  
...  

2015 ◽  
Vol 42 (1) ◽  
pp. 83-91 ◽  
Author(s):  
Zhi GUO ◽  
Longde SUN ◽  
Ailin JIA ◽  
Tao LU

2011 ◽  
Vol 361-363 ◽  
pp. 85-89
Author(s):  
Shi Zhen Li ◽  
De Wu Qiao

Unconventional natural gas because of a huge amount of resources has been received extensive attention in the world. Based on the present technology in China, tight sand gas as one type of unconventional gas, has become the most realistic energy resources, and has reached a certain development scale. Low porosity and permeability of tight sand gas reservoirs are widely distributed in China's major basins, the proved reserves of tight sand gas reservoirs in the proportion of reserves increases significantly year by year. Tight sand gas exploration in unconventional natural gas is most realistic, the concept of tight sand gas, reservoir characteristics, formation mechanism of unconventional tight sand gas, distribution in China are reviewed in the essay, exploration direction and some suggestions are pointed out at the end.


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