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The Unit dummy force method provides a convenient means for computing displacements in structural systems. It is applicable for both linear and non-linear material behaviours as well as for systems subject to environmental effects, and hence more general than Castigliano's second theorem.
Measurement, Discrete systems & Overview
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system displaystyle displacements systems unit general deformations mathbf times virtual force member nodal forces equilibrium work dummy method matrix external
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| trusses | instance of | Discrete systemsConsider a discrete system | 0.80 | text |
| beams or frames having members interconnected at the nodes | instance of | Discrete systemsConsider a discrete system | 0.80 | text |
| Unit dummy force method | related to General systems | For | 0.60 | section |
| Unit dummy force method | related to General systems | Fig | 0.60 | section |
| Unit dummy force method | related to General systems | These | 0.60 | section |
| Unit dummy force method | related to General systems | The | 0.60 | section |
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