Low salinity injection water compositions for enhanced oil recovery and production thereof

The present invention provides an integrated system comprising: a desalination device comprising a reverse osmosis (RO) array configured to produce a reverse osmosis (RO) permeate blend stream; a blending system comprising a flow line for a fine particle stabilizing additive blend stream and configured to blend the RO permeate blend stream with the fine particle stabilizing additive blend stream to produce a blended low salinity water stream having a salinity of less than or equal to 5,000, 4,000, 3,000, 2,000, 1,000, 500, 400, or 300 ppm and a molar ratio of divalent cations to monovalent cations of greater than about 0.2, 0.3, or 0.4; the control unit is configured to be used for controlling the operation of the mixing system; and an injection system for one or more injection wells, wherein the one or more injection wells penetrate the reservoir of the reservoir. A method is also provided. 本发明提供了一种集成系统，其包含：脱盐装置，其包含被配置用于产生反渗透(RO)渗透液掺混料流的RO阵列；掺混系统，其包含用于细粒稳定添加剂掺混料流的流动管线，并被配置用于将所述RO渗透液掺混料流与所述细粒稳定添加剂掺混料流掺混，以产生盐度