The invention discloses an experimental device for simulating the influence of sand production on the reservoir productivity. The device comprises sequentially connected the liquid storage tank, at least one group of sand test unit and the entrance of oil sand separation; oil sand separation device and the outlet of the liquid storage tank is communicated with the sand; each test unit comprises sequentially connected the high pressure plunger pump, liquid flowmeter, reservoir simulation and device sand control pipe; the liquid storage tank and the entrance exit are high pressure plunger pump connected to the entrance; the sand pipe outlet and the oil sand separation device is connected; the reservoir simulation device includes a reservoir simulation cylinder and is arranged in the reservoir simulation cylinder cavity formation sand and the reservoir simulation cylinder along the axial direction of the cylinder body is provided with at least one pressure sensor B; the reservoir simulation entrance end of the cylinder and the sand control pipe outlet are equipped with pressure sensor a.
【技术实现步骤摘要】
【技术保护点】
１．一种模拟出砂对储层产能影响规律的试验装置，其特征在于：所述装置包括依次串连的储液罐、至少一组出砂试验单元和油砂分离装置；所述油砂分离装置的出口与所述储液罐的入口相连通；每组所述出砂试验单元包括依次串连的高压柱塞泵、液体流量计、储层模拟装置和防砂管；所述储液罐的出口均与所述高压柱塞泵的入口相连；所述防砂管的出口与所述油砂分离装置的入口相连；所述储层模拟装置包括储层模拟筒和设于所述储层模拟筒的腔体内的地层砂，所述储层模拟筒沿其轴向方向的筒体上设有至少一个压力传感器ｂ；所述储层模拟筒的入口端和所述防砂管的出口端均设有压力传感器ａ。
【技术特征摘要】
【专利技术属性】
技术研发人员：张凤久，邓金根，曾祥林，王利华，曹砚锋，蔚宝华，房茂军，梁丹，齐桃，
申请(专利权)人：中国海洋石油总公司，中海石油研究中心，中国石油大学北京，
类型：发明
国别省市：11
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