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Free (standard conforming) library to model mechanical (1D/3D), electrical (analog, digital, machines), magnetic, thermal, fluid, control systems and hierarchical state machines. Also numerical functi...

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Can anybody tell me whether I'm using the LossyGear in a wrong way, or this is a bug in LossyGear? I want to model a gear with constant efficiency eta....

L: Mechanics.Rotational
help wanted

in HollowCylinderRadialFlux (backport of #3997)

bug
L: Magnetic.QuasiStatic

The Modelica.Utilities.Files.copy command currently causes an error which halts any function that is being run. It would be useful to have an option in Modelica.Utilities.Files.copy where the errors could be...

Basically implementing the same feature as already present in `Modelica.Fluid.Vessels.OpenTank`

enhancement
L: Thermal.FluidHeatFlow
icon

I recognized that modeling of permanent magnets in electrcal machines would need some explanations.

enhancement
L: Magnetic.FundamentalWave
documentation

The creating of HTML documentation in any Modelica library is very fault prone (e.g. https://github.com/modelica/ModelicaStandardLibrary/pull/3054/commits/5ae807340a533535d6733b39edffca1b63883817) as most documentation is created manually. Therefore, we continuously run into wrong or missing tags....

enhancement
discussion
documentation

In the next major release with conversion script the German record name `Modelica.Magnetic.FluxTubes.Material.SoftMagnetic.NickelIron.MuMetall` shall be changed to `Modelica.Magnetic.FluxTubes.Material.SoftMagnetic.NickelIron.MuMetal`, see https://en.wikipedia.org/wiki/Mu-metal

enhancement
L: Magnetic.FluxTubes

`Modelica.Mechanics.MultiBody.Forces.ForceAndTorque` does not forward the parameter `forceColor` to the `forceArrow` visualizer: https://github.com/modelica/ModelicaStandardLibrary/blob/f4adb6f3a19db2460b69b82d4a676e8ef83a4b1b/Modelica/Mechanics/MultiBody/Forces/ForceAndTorque.mo#L50-L58

bug
L: Mechanics.MultiBody
V: 4.0.0

It looks like there's a truncated "Modelica" → "Ica" in some metadata picked up by Google: ![Screen Shot 2022-06-13 at 13 20 14](https://user-images.githubusercontent.com/25294143/173343172-e8e7becf-d04e-4e57-b772-4cfc0f04999c.png)

needsinput

The guidelines on writing revisions of Modelica classes are summarized in `Modelica.UsersGuide.Conventions.UsersGuide.RevisionHistory`. In this documentation class an example summarizes the actual recommendations: ![image](https://user-images.githubusercontent.com/4184218/110296972-3ea95f80-7ff3-11eb-82a2-d153b656f874.png) ### Actual guidelines The actual guidelines have...

L: UsersGuide
discussion