A Port Ontology for Conceptual Design of Systems

[+] Author and Article Information
Vei-Chung Liang

Institute for Complex Engineered Systems, Carnegie Mellon University, Pittsburgh, PA 15213

Christiaan J. J. Paredis

Systems Realization Laboratory, G.W. Woodruff School of Mechanical Engineering, Georgia Institute of Technology, Atlanta, GA 30332

J. Comput. Inf. Sci. Eng 4(3), 206-217 (Sep 07, 2004) (12 pages) doi:10.1115/1.1778191 History: Received May 25, 2003; Revised June 01, 2004; Online September 07, 2004
Copyright © 2004 by ASME
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Relations among form-attributes.
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Three possible cases of relations between form attributes and ports. (The numbers by the arcs represent cardinality or multiplicity.)
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Function attributes used in the port ontology.
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Partial behavior attributes used in the port ontology.
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An illustration of relationships between ports and attributes.
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The circled areas indicate LEGO-ports: (a) rail-port, (b) stud-port, (c) circular-hole-port, (d) TECHNIC-stud-port, (e) TECHNIC-tube-port, (f ) axle-hole-port, (g) channel-port, (h) tube-port, (i) friction-pin-port, and (j) axle-port.
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An attribute graph for a LEGO axle port.
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Port refinement through the addition of attributes.
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Two (partial) taxonomies of LEGO ports.
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Compatibility axiom for hole-ports.
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A connection class for gear interactions. An empty box indicates a wild-card.
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A simple LEGO system configuration with a corresponding behavioral model (as modeled in Modelica).
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A system represented as a configuration of configuration interfaces.
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An integrated product representation specifies the composition of a DC motor and a pulley.
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Main Structure of the port ontology.




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