Function Architecting Sequence In design,you know the functions(and The activities,operations and transformations that cause,create presumably the goals)and try to Reverse Reverse or contribute to performance(i.e.meeting goals) create the form to deliver the function Engineering The actions for which a thing exists or is employed Function What the product/system does. definition Mapping Is what the system eventually does,the activities and transformations which emerges as sub-function aggregate Can be decomposed about one level before concept is required Can show connectivity of function-mass(material),momentum Mapping (force),energy (power),information(data),information Form (commands) definition Is more difficult to represent than form (because "invisible") Conceptual In reverse engineering,you know theform, design and are trying to infer the function(and presumably eventually the goals)12 System Engineering by J.J.Gao ③cLao 国 System Engineering by J.J.Gao ③cLco 国 10 Concept -Informal Definition Concept -Formal Definition Form A product or system vision,idea, 分 The specialization of function and mapping to its notion or mental image which: physical embodiment of form -Maps Form to Function Concept The specification of the list of the design variables, -Embodies "Working Principles" which when specified will define the design Is in the solution-specific vocabulary- Products based on the same concept are it is the solution "continuously connected" Is an abstraction of form Products based on different concepts are "disjoint". Is not a product/system attribute,but a mapping System Engineering by Gao ③ctGe 11 System Engineering by .J.Gao ③ctse 12+ - The activities, operations and transformations that cause, create or contribute to performance (i.e. meeting goals) The actions for which a thing exists or is employed What the product/system does. Is what the system eventually does, the activities and transformations which emerges as sub-function aggregate Can be decomposed about one level before concept is required Can show connectivity of function -mass (material), momentum (force), energy (power), information (data), information (commands) Is more difficult to represent than form (because “invisible”) System Engineering by J. J. Gao 9 Function + - System Engineering by J. J. Gao 10 Architecting Sequence In reverse engineering, you know theform, and are trying to infer the function(and presumably eventually the goals)12 In design, you know the functions(and presumably the goals) and try to Reverse create the form to deliver the function + - A product or system vision, idea, notion or mental image which: – Maps Form to Function – Embodies “Working Principles” Is in the solution-specific vocabulary - it is the solution Is an abstraction of form System Engineering by J. J. Gao 11 Concept -Informal Definition Is not a product/system attribute, but a mapping + - The specialization of function and mapping to its physical embodiment of form The specification of the list of the design variables, which when specified will define the design Products based on the same concept are “continuously connected” Products based on different concepts are “disjoint”. System Engineering by J. J. Gao 12 Concept -Formal Definition