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How to model a robot joint that is actuated with torque amplified through a gearbox in Simulink / SimMechanics?
I recommend you look at the tutorial on this documentation page: https://www.mathworks.com/help/physmod/sm/ug/satisfying-gear-a...

más de 4 años hace | 0

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How to simulate the process of stick fall down by using multibody (not fall free in the direction of gravity )?
It looks like you have all of the mechanical components. The remaining steps are: Model contact between the stick and the floo...

más de 4 años hace | 0

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Simulating a tendon driven robotic finger on Simmechanics
There are a set of blocks directly in Simscape Multibody that enable you to model systems with cables. See this documentation p...

más de 4 años hace | 0

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Simscape Multibody (SimMechanics) - obtaining symbolic dynamic model
As answered above, the desired task (finding optimal link lengths/sizes, to minimize actuator torque) does not require a full sy...

más de 4 años hace | 0

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Trying to convert Kelvin to Celsius in Simscape code
The piece of code you have shared doesn't completely describe the situation. A mismatch in units could be caused by the paramet...

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Calculate forces acting on cylinder in a given sea state at different water depths.
Absolutely. Many companies use Simscape for this purpose. As an example, WEC-Sim (Wave Energy Converter SIMulator) is an open-s...

más de 4 años hace | 1

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Translational Multibody Interface cannot solve velocity
The diagnostic indicates you are missing a reference node Check for missing reference node. The block you are likely miss...

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How can I apply actuation to multiple joints in sequence?
It seems like you want to have prescribed motion for the second phase of a simulation and free motion for the first part. You c...

más de 4 años hace | 0

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How to model ground contact with contact library for a hopping human?
To set the stiffness parameters properly, you should determine what is the maximum penetration the feet can have with the ground...

más de 4 años hace | 0

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running Simscape multibody, Has anyone ever been in a situation like this?Black screen and double.
This is an issue with your graphics driver. Users who have had this issue have seen it go away with the next graphics driver up...

más de 4 años hace | 0

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How to join two simulink vehicle multi-body parts together?
Hi Arthur, You can connect parts together simply by connecting the frame ports on the two separate solids with a line. If you ...

más de 4 años hace | 0

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smlink_linksw not completing execution
As mentioned by Luke, it should take 5-10 minutes. Make sure you are running MATLAB as administrator. --Steve

más de 4 años hace | 0

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Simscape Multibody Link Weldment Import Error (Solidworks)
Hi Daniel, The error "The parameter Geometry/File Name is a file that does not exist." indicates that the geometry file was not...

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Simmechanics Weird behaviour when simulating a four bar linkage with an initial condition
As answered by Swarooph above, setting the initial conditions properly and ensuring the linkages are the right length resolved t...

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Why do I receive an error while using smimport (Undefined function or variable 'sm_robot_DataFile', smimport_implementation error in line 165)?
You need to run that function when you are in a directory where you have write access. Your screenshot shows you are in the ins...

más de 4 años hace | 0

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Different simulation behavior if simulation is called from within function vs. from script
I believe the 'SrcWorkspace','current' is different if you call from within a function or a script. See this answer. https://w...

más de 4 años hace | 0

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How to import a file with (*.xml) extension from Solidworks 2015 to Simulink 2013a
There are a few potential problems with the MATLAB session shown above: Did you create the XML file using the SolidWorks Plugin...

más de 4 años hace | 0

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How to understand "Total torque" acting on a revolute joint ?
The total torque acting at a joint includes contributions from actuation, constraint, and internal torques. For an explanation o...

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Rotation sequence SimMechanics 2nd Generation
The sequence of blocks and transforms looks correct to me. It is hard to tell without the settings from the models. It is poss...

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Measure contact force between two bodies smMechanics 2013b
I recommend you use the Spatial Contact Force block. https://www.mathworks.com/help/physmod/sm/ref/spatialcontactforce.html -...

más de 4 años hace | 0

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Platform simulation doesn't work
I believe an example of the system you are modeling is available here: https://www.mathworks.com/matlabcentral/fileexchange/100...

más de 4 años hace | 0

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How to import a catia v5 Model /Assembly to simmechanics?
The File Solid block can read CATIA part files directly. https://www.mathworks.com/help/physmod/sm/ref/filesolid.html You...

más de 4 años hace | 1

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How does simscape work? What's the physics engine under this?
Simscape Multibody is based on Newtonian dynamics, similar to other specialized multibody simulation tools. It is more detailed...

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How to build dynamic model in SimMechanics ?
Simscape Multibody is based on Newtonian dynamics. --Steve

más de 4 años hace | 1

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Rigid transform and legacy workspace variable problem
Some blocks in Simulink will evaluate parameters that are not active, and if they refer to undefined MATLAB variables they will ...

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Why does all added simscape multibody libraries disappear when I restart MATLAB?
Hi Darth, This library isn't being uninstalled. The library is part of a MATLAB Project, and that project closes when you shut...

más de 4 años hace | 1

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Is it possible to connect multiple rotational multibody interface blocks to a 1D Simscape Driveline network?
Hi Mattia, There are a few problems with your model: Your units of measurement are not the same. One is in rpm, the other is ...

más de 4 años hace | 1

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Finding equilibrium point of simhydraulics model
Both of the options you mention are possible: > Allow a dwell period in the beginning so the model can reach equilibrium before...

más de 4 años hace | 0

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How I can add to a gear contraint to my simscape multibody model in order to this works only in a determinated instant time?
You can enable/disable degrees of freedom by activating/deactivating Joint blocks. Set the "Mode" parameter to "Provided by Inp...

más de 4 años hace | 0

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How can I simulate a wire actuated soft robot?
Some suggestions: If you can treat the finger segments as rigid and put joints with spring and damping coefficients at the plac...

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