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Is the "rotation matrix" computed by the "transform sensor" block a DCM or a rotation matrix?
The Rotation Matrix produced by the Transform Sensor can be used to transform quantities from the Follower frame axes to the Bas...

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How to set block parameters in a Matlab RL reset function
Hi Carson, I suspect the reason this did not work is because you have not configured the target position to be a run-time param...

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Setting Initial Conditions In Simulink Model while Training Reinforcement Learning Agent
The behavior you describe (some values tune, others do not) indicates you have not configured the parameters in the Simscape Mul...

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Reinforcement Learning and Simscape
Hi Rosario, The Reinforcement Learning Toolbox page has a number of resources and examples for discovering how to use Reinforce...

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My Multibody Project Problem
I exported the model from SolidWorks, imported into Simscape Multibody, and dealt with enough of the warnings to get it to run. ...

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How can I connect fixed 3 cable spool to a box in 3 different directions ?
Hi there. I looked at your model and simplified based on my best guess from the diagrams you attached. I think your original m...

más de 3 años hace | 1

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simscape multibody link.. I feel like I'm going to die. Please help me just once
I am not sure why it failed for you. It looks like you did not download the correct file. The file I obtained when I tried it h...

más de 3 años hace | 0

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The zero total mass is incompatible with the nonzero center of mass. Resolve this issue in order to simulate the model.
In your DataFile, there is a part set to have 0 mass but a nonzero center of mass. Likely, the density of the part is 0 in Inve...

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How to obtain the State Transition Matrix from Simscape Multibody model?
It seems like you need the state of your multibody system evaluated at a specific configuration. If you create an inverse kinem...

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ASB Quaternion to rotation angles block creating input data dependency
I made a simple version of your model and it seemed to work fine. The Simulink model is attached and a screenshot is below. I ...

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How do I carry out this trajectory through this data?
You can use the Repeating Sequence block to define the sequence for the square. I have attached the model to this answer. Bel...

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Modeling different atmosphere condition compatible with Simscape
The COESA model takes as input the height and outputs temperature, speed of sound, air pressure, and air density all as Simulink...

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I can't find the "Rotational Multibody Interface" block in the simscape library but I have installed the most recent version of Simscape and Simscape Multibody
I promise you, they are there! Here is where you can find them in the library browser. You can also use quick insert to put th...

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Why am I getting an error when trying to set the revoluta blocks?
I looked at your model - very impressive! Your gears are rigidly connected to each other, which is preventing them from spinn...

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Simscape Multiboy Link not appearing in Inventor
Simscape Multibody Link is not yet compatible with Autodesk Inventor 2022. See the list of compatible software versions here: ...

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Simulation of offshore lift through splash zone.
TheExternal Force and Torque block enables you to apply a custom force to a frame in your Simscape Multibody model. If you can d...

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How to add a spring between the ends of two rods？
Attached to this comment is a zip file that enables you to create a simple visualization of springs within the Mechanics Explore...

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How to add a contact constraint between ratchet and pawl
This example is very similar to your system - Ratchet Lifter. https://www.mathworks.com/help/releases/R2022b/sm/ug/ratchet_...

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Anisotropic Friction Modelling in Perpendicular Directions of Contact Surface for Snake Robot Locomotion
The Spatial Contact Force block lets you use your own custom friction force if you set the Frictional Force Method to "Provided ...

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How to define Contact force in Simscape Multibody
I think your best option is to add interface frames to your flexible body at distributed locations, attach Point geometry at tho...

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CAD model updates and information
The process you followed should work fine. You need to make sure the new STEP files are being used by your originally imported ...

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How to get similar xml file generated in 1G model using simmechanics while using 2G files conversion using simscape multibody link?
We do not recommend migrating from Simscape Multibody 2G technology to Simscape Multibody 1G technology. If you have a Simscape...

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How do you create a moving coordinate frame that is the midpoint/average of two existing coorindate frames in simscape/ simulink?
If the frame you are trying to create exists in the physical system, you would need to add joints and parts. I suspect, however...

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Question about "Magic Formula Tire Force and Torque" contact module in simscape multibody
I suggest you look at the Magic Formula Tyre Tool. https://www.mathworks.com/matlabcentral/fileexchange/111375-magic-formul...

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Problem with simscape multibody link
Hello - I just tested this and everything is working for R2020b. Perhaps try downloading the files again, and make sure you r...

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Inventor to Simulink Proper work
Hi - it looks like your CAD model did not have any mates defined. Mates in the CAD system need to be defined in order for the e...

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Cannot get simout from Simulink Model
Your model produces variable "out" instead of "simout". You can see this in the Configuration Panel. If you enter this comma...

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Simscape Multibody Contact with variable friction coefficent
The Spatial Contact Force block lets you use your own custom friction force if you set the Frictional Force Method to "Provided ...

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SimScape MultiBody from Solid Edge
Hi there - this page tells you the formats that are supported by the File Solid block: https://www.mathworks.com/help/sm/re...

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Can't import cad assembly parameters when using smimport()
Hi - this page tells you which versions of CAD software support a connection with Simscape Multibody Link: https://www.math...

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