scholarly journals Experimental Investigation of Polymer Enhanced Oil Recovery under Different Injection Modes

ACS Omega ◽  
2020 ◽  
Vol 5 (48) ◽  
pp. 31069-31075
Author(s):  
Jie Hu ◽  
Aifen Li ◽  
Asadullah Memon
2021 ◽  
Author(s):  
Tinuola Udoh

Abstract In this paper, the enhanced oil recovery potential of the application of nanoparticles in Niger Delta water-wet reservoir rock was investigated. Core flooding experiments were conducted on the sandstone core samples at 25 °C with the applications of nanoparticles in secondary and tertiary injection modes. The oil production during flooding was used to evaluate the enhanced oil recovery potential of the nanoparticles in the reservoir rock. The results of the study showed that the application of nanoparticles in tertiary mode after the secondary formation brine flooding increased oil production by 16.19% OIIP. Also, a comparison between the oil recoveries from secondary formation brine and nanoparticles flooding showed that higher oil recovery of 81% OIIP was made with secondary nanoparticles flooding against 57% OIIP made with formation brine flooding. Finally, better oil recovery of 7.67% OIIP was achieved with secondary application of nanoparticles relative to the tertiary application of formation brine and nanoparticles flooding. The results of this study are significant for the design of the application of nanoparticles in Niger Delta reservoirs.


Author(s):  
Saman Bagherpour ◽  
Alimorad Rashidi ◽  
Seyed Hamed Mousavi ◽  
Nosrat Izadi ◽  
Esmaeil Hamidpour

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