MIT16_842F09_sw08

MIT16_842F09_sw08 - Modeling and Analysis of Integration...

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Modeling and Analysis of Integration Processes for Engineering Systems Meir Tahan and Joseph Z. Ben-Asher (2004) Student 8 Jon Gibbs 16.842 Page 1 16.842
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Types of Integration Single Stage – Small number of subsystems – Assumes subsystems acquired simultaneously Incremental – System too complex for single stage – Subsystems can arrive independently – Multiple methods – Typically have associated time and cost benefits Page 2 16.842
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Large Scale System Development Issues Subsystem Development – Synchronizing Tasks System Development – Integration of Subsystems System Performance – Verification Page 3 16.842
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Relationship Strengths 4 Types of Flow: Information, Energy, Material, Physical Degree 0: No significant relationship Degree 1: One type of flow only Degree 2: Significant flow of two types Degree 3: Significant flow of three types Sharman and Yassine [2004] Page 4 16.842
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Case Study - UAV Four UAV subsystems 1. Engine 2. Flight control 3. Optronic payload 4. Payload control How should these systems be integrated? Page 5 16.842
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Single Stage Integration Subsystems prepared for integration Tightly coupled subsystems integrated separately Final systems integration of integrated subsystems Total Time: Max(t 1 , t 2 , t 3 , t 4 ) + d*t 1,2 + d*t 3,4 + t 1,2,3,4 Page 6 16.842 4 3 2 Act1 0 0 0 0 Act2 Act3 Act4 7 d*Int12 Single-stage integration. d*Int34 Int1234 8 9 10 0 1 Image by MIT OpenCourseWare. Adapted from Figure 2 on p. 65 in Tahan, Meir, and Joseph Z. Ben-Asher. “Modeling and Analysis of Integration Processes for Engineering Systems.” Systems Engineering 8, no. 1 (2005): 62-77.
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Incremental Integration Subsystems prepared for integration First set of tightly coupled subsystems ready for integration triggers integration start
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MIT16_842F09_sw08 - Modeling and Analysis of Integration...

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