An operations planning and economics improvement project at ConocoPhillips's Lake Charles, La., refinery successfully developed and implemented high-quality kinetic process models used for unit ...
Operations is hoping for a deservedly long operating cycle, but the refinery linear programming (LP) model is predicting significant current profits if the unit is operated to push constraints. What ...
The feasibility pump is a well-established primal heuristic for mixed integer programming (MIP) that alternates between solving a linear programming (LP) relaxation of the original problem and ...