Experimental study of enhanced oil recovery with CO2slug+N2flood in low permeability reservoir

2014 ◽  
Vol 17 (5) ◽  
pp. 279-286 ◽  
Author(s):  
Baojian Du ◽  
Linsong Cheng
RSC Advances ◽  
2022 ◽  
Vol 12 (4) ◽  
pp. 2036-2047
Author(s):  
Hao Dong ◽  
Anying Zheng ◽  
Yanlong He ◽  
Xiaotong Wang ◽  
Yang Li ◽  
...  

Biosurfactants are expected to be a key factor for microbial enhanced oil recovery (MEOR).


Author(s):  
Guohui Qu ◽  
Yuanlin Meng ◽  
Anqi Shen ◽  
Yuxin Guo ◽  
Yikun Liu ◽  
...  

The development effect of water flooding in ultra-low permeability reservoir was poor due to its poor physical property and high shale content, the experimental study of air flooding which help to complement producing energy was carried out. Based on the Accelerating Rate Calorimeter experimental results, the crude oil of N block in L oilfield can produce low-temperature oxidation reaction, which was the basic condition of air flooding. Three groups of experiment natural cylinder core were designed for oil displacement, water flooding and air flooding were used respectively, and the relationship of differential pressure, oil recovery, injection capacity with injection volume was investigated. It has been showed on the result that the recovery efficiency improved sharply than water flooding, the effect of depressurization and augmented injection was obvious, and the air displacement was validation.


2014 ◽  
Vol 28 (5) ◽  
pp. 3281-3291 ◽  
Author(s):  
Huan Wang ◽  
Xinwei Liao ◽  
Xiangji Dou ◽  
Baobing Shang ◽  
Heng Ye ◽  
...  

2021 ◽  
Vol 14 (15) ◽  
Author(s):  
Imran Akbar ◽  
Hongtao Zhou ◽  
Wei Liu ◽  
Abdul Sami Qureshi ◽  
Asadullah Memon ◽  
...  

2020 ◽  
Vol 9 (4) ◽  
pp. 8306-8313
Author(s):  
Yazhou Zhou ◽  
Daiyin Yin ◽  
Dongqi Wang ◽  
Chengli Zhang ◽  
Zehong Yang

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