Improved method makes a soft landing of well path

Research and field experience have shown that well-path control is important in many cases, not only to reach the desired coordinates, but also to arrive at the well completion target from the preferred trajectory. Click here to enlarge imageThe authors developed an advanced 3D model that employs two arcs in respective planes, separated by a straight section, and base the model on the premise that the arc curvature remains constant in each section (Fig.1).Starting from a given location, the well path used by the model is the simplest one possible to hit the expected target from a specified trajectory. The method works in an iterative fashion, avoiding a trial-and-error procedure.The equa...

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