You are probably looking for "cascade control". A one-page description can be found on the web at: http://coweb.cc.gatech.edu/process/uploads/cascadecontrol/cascade control.doc Diana Bouchard ******************************************************************** Diana C. Bouchard Pulp and Paper Research Institute of Canada (Paprican) Process Control Group 570 St Johns Boulevard Pointe Claire Quebec H9R 3J9 Canada phone: (514) 630 4100 x2376 fax: (514) 630 4120 email: [email protected] *******************************************************************
