WELL SCREEN

专利名称：WELL SCREEN

发明人：OYENEYIN, Mufutau, Babs,MAHMOOD,

Asher

申请号：EP03793918.8申请日：20030908公开号：EP1534924A1公开日：20050601

摘要：A screen system (5) for underground wells, and a method of fluid flow controland/or sand production control in a well is described. The screen system (5) may includean inner screen (14) and an outer screen (12) having a plurality of slots (32). A mechanism(18), which may include a motor, is provided to vary the size of the said slots (32), and mayachieve this by rotating one end (19) of the inner screen (14) relative to the other end(28). An external screen shroud (10) may also be provided and the rotatable mechanism(18) may be controlled by a controller coupled to electromechanical sensors mountedon one or more portions of the screen system (5), where the controller may employ asolids prediction model and a plugging tendency model to calculate a control action.

申请人：The Robert Gordon University

地址：Schoolhill Aberdeen, AB10 1FR GB

国籍：GB

代理机构：Watson, Craig Simon

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