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| Modalanalyse× | Design for Manufacturing and Assembly× | |
|---|---|---|
| Ämnesområde | Produktionsteknik | Produktionsteknik |
| Familj | Process / pipeline | Process / pipeline |
| Ursprungsår≠ | 1975 | 1994 |
| Upphovsperson≠ | Clough, R. W., Penzien, J. | Boothroyd, G., Dewhurst, P. |
| Typ≠ | Computational method for structural dynamics | Systematic approach to cost-effective product design |
| Ursprungskälla≠ | Clough, R. W., & Penzien, J. (1975). Dynamics of Structures. McGraw-Hill. ISBN: 0-07-011394-7 | Boothroyd, G., Dewhurst, P., & Knight, W. A. (1994). Product Design for Manufacturing and Assembly (1st ed.). Marcel Dekker. ISBN: 0-8247-9157-6 |
| Alias | Eigenvalue analysis, Frequency response analysis, Natural frequencies | DFMA, Design for manufacturability, DFA |
| Närliggande | 4 | 4 |
| Sammanfattning≠ | Modal analysis is a computational and experimental method for determining the natural frequencies and associated mode shapes of a mechanical structure. By decomposing structural vibration into its fundamental modes (natural oscillation patterns), engineers can predict resonance frequencies, assess dynamic response to external forces, and design structures to avoid problematic vibrations. Developed rigorously by Clough and Penzien in their foundational work on structural dynamics, modal analysis is essential for designing robust mechanical systems. | Design for Manufacturing and Assembly (DFMA) is a systematic methodology for creating products that are inherently easier and less expensive to manufacture and assemble. Developed by Boothroyd, Dewhurst, and Knight, DFMA evaluates design choices based on their impact on production cost, quality, and speed, guiding designers toward solutions that balance performance, manufacturability, and economics. |
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