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Pi Decision Technologys Application to Profile Control and Water Shutoff in Jiyuan Oilfield Luo27 Well Field Chang4+5 Reservoir
Abstract:
Jiyuan Oilfield Luo27 well field chang4+5 reservoir belongs to the typical three low" reservoir, which has tight reservoir, micro-fracture development and strong heterogeneity. After the water flooding development, there are many unusual phenomenons, such as profile absorbing water unevenly, injected water rushing in one direction seriously, block water cut rising rapidly, flooding wells increasing more. For that conventional dynamic adjustment and tracer monitoring are difficult to determine the inflow direction. In order to improve injected water utilization, Luo27 well field chang4+5 reservoir uses PI decision overall profile control technology to improve the injected water utilization, which effectively seals off the high permeability layer and eases the oilfield water cuts increasing speed and finally improves the water flooding recovery ratio.
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Pages:
393-396
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Online since:
August 2013
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© 2013 Trans Tech Publications Ltd. All Rights Reserved
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