EXample: a manufacturing system INPUT Manufacturing OUTPUT of of raw materials PROCESS finished products Control signals …5 Management%冬灬…% Contre Feedback/ Control by k Feedback System Boundary EnvironmentHUANG Lihua, Fudan University Feb., - July., 2005 Example: a manufacturing system INPUT of raw materials OUTPUT of finished products Manufacturing PROCESS Control by Management Control signals Control signals Feedback signals Feedback signals System Boundary Environment