Experimental study on spontaneous imbibition of recycled fracturing flow-back fluid to enhance oil recovery in low permeability sandstone reservoirs
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2018.03.058
Abstract: Abstract In light of the high treatment costs for massive amounts of fracturing flow-back fluid and its harmfulness to the environment, a novel method of recycled fracturing flow-back fluid (RFFF) to enhance oil recovery by… read more here.
Keywords: recovery; spontaneous imbibition; flow back; oil recovery ... See more keywords
Improved TPS control for DAB DC–DC converter to eliminate dual‐side flow back currents
Sign Up to like & getrecommendations! Published in 2020 at "Iet Power Electronics"
DOI: 10.1049/iet-pel.2019.0562
Abstract: In this study, the essential reason for causing the dual-side flow back currents in the isolated dual active bridge (DAB) DC-DC converter is originally revealed first. It is because the polarities of the AC side… read more here.
Keywords: back currents; dual side; dab converter; side flow ... See more keywords