Evaluation of LS-DYNA Concrete Material Model 159
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2007-05-01
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Abstract:An elastoplastic damage model with rate effects was developed for concrete and implemented into ls-dyna, a commercially available finite element code. This manual documents the evaluation of the concrete material model, including the selection of the concrete model input parameters. The model is evaluated through correlations with test data: drop tower impact of ⅓-scale beams (plain and reinforced), bogie vehicle impact of full-scale reinforced beams, pendulum impact of bridge rails, and quasi-static loading of a safety-shaped barrier. Although the model was developed and evaluated for roadside safety applications, it should also be applicable to many dynamic problems.
The companion manual to this report is Users Manual for ls-dyna Concrete Material Model 159, FHWA-HRT-05-062.
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