Before revision: Uses An online model as defined here has the useful property that it closely resembles the real plant, and for this reason the online model can at any time by used to assess planned changes in operations, either for control, for optimization and for different operational tasks to be performed.
After revision: Uses An online model as defined here has the useful property that it closely resembles the real plant, and for this reason the online model can at any time be used to assess planned changes in operations, either for control, for optimization and for different operational tasks to be performed.