EVALUATION SYSTEM FOR DETERMINING TECHNOLOGICAL PARAMETERS FOR DISSOLVING OF OIL-DISPLACING POLYMER IN PIPE

The present invention relates to the technical field of polymer injection in oil fields. In order to evaluate the dissolving effect and the physical and chemical indexes of polymer powder, the present invention provides a system for evaluating the dissolving of an oil-displacing polymer in a pipe, comprising a first valve, a static mixer, a flow rate controller, a buffer tank, a screw pump, and a second valve. The input of the first valve is connected with a pipeline for transporting a target fluid to be evaluated, and the output of the first valve is connected to the second valve and the static mixer, respectively. The static mixer, the flow rate controller, the buffer tank, the screw pump, and the second valve are sequentially connected to form a circulating pipeline. The circulating pipeline is provided with a branch pipeline; the branch pipeline is provided with a fluid discharge valve; the output of the fluid discharge valve is connected with a waste fluid tank; a circulating valve and several sampling ports are provided on the circulating pipeline. The present invention provides a system for evaluating the dissolving effect, and the physical and chemical indexes of a polymer, capable of evaluating a polymer by simulating on-site environmental parameters, thereby providing reliable technical support for selecting suitable polymers for different oil fields.


» Number: WO2017177476A1 (A1)

» Publication Date: 19/10/2017

» Applicant: HENAN ZHENGJIA GREEN ENERGY CO LTD?[CN]

» Inventor: LIU SONGYIN?[CN]; LIU ZHENGZHENG?[CN] (3)

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This project has received funding from the European Union's Horizon 2020 research and innovation programme under grant agreement Nº 768737


                   




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