Grasshopper Docs

Community documentation for Grasshopper add-ons & plugins

1.Model
2.Load
3.Cross Section
4.Material
5.Algorithms
6.Results
7.Export
8.Utilities
License

Returns the utilization of beams or shells for each load case according to Eurocode 3. For shells the ratio between Van Mises Stress and yield stress is returned and buckling is not considered. 1 means 100%. By default all elements are included.

Inputs

NameIDDescriptionType
Analyzed modelModelModel with calculated displacementsModel
Elem identifiersElemIdsList of identifiers of elements that take part in cross section design. By default the whole structure is included.Goo
Result-CaseResCaseIndex of result-case for which to retrieve results. By default results for all result-cases are retrieved.Integer
Number of sample pointsnSamplesNumber of sample points where cross section forces and resistance are compared for cross section design.Integer
Elastic designElasttrue: elastic cross section design utilization; false: plastic cross section design utilization for beams. Default: true.Boolean
gammaM0gammaM0Material safety factor in case that buckling does not lead to failure.Number
gammaM1gammaM1Material safety factor in case that buckling leads to failure.Number
With details?Details?If true details regarding intermediate results are output at 'Details'.Boolean

Outputs

NameIDDescriptionType
Analyzed modelModelModel with calculated displacementsModel
UtilizationUtilUtilization [] of all active elements. If they are not of the desired type (e.g. shells or beams) zero is used as the default.Number
sig-max [kN/cm2]sig-maxMaximum axial normal stress [kN/cm2] calculated from sig = N/A +- My/Wy +- Mz/Wz.Number
sig-min [kN/cm2]sig-minMinimum axial normal stress [kN/cm2] calculated from sig = N/A +- My/Wy +- Mz/Wz.Number
tau-max [kN/cm2]tau-maxMaximum absolute shear stress [kN/cm2] including torsion and shear in local Y- or Z-direction.Number
Util-NUtil-NContribution of axial force to the total utilization.Number
Util-VyUtil-VyRatio between governing and ultimate shear force in Y-direction.Number
Util-VzUtil-VzRatio between governing and ultimate shear force in Z-direction.Number
Util-MtUtil-MtRatio between governing and ultimate torsional moment.Number
Util-MyUtil-MyContribution of bending moment about to local Y-axis to the total utilization.Number
Util-MzUtil-MzContribution of bending moment about to local Z-axis to the total utilization.Number
DetailsDetailsIntermediate values of the design calculations.String

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