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How can I create a martian terrain environment to simulate the performance of a rover suspension in MATLAB?
Uneven terrain can be modeled using the new Grid Surface block in R2021b In R2021b you will need to model your wheels using the...

presque 5 ans il y a | 1

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Variant subsystem throws error because it does not recognize parameter in mask
Hi Zeno - take a look at this documentation page: https://www.mathworks.com/help/releases/R2021b/simulink/ug/switching-between-...

presque 5 ans il y a | 0

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Revolute joint with torque input not moving (no error thrown)
I recommend you start from this example and work towards the system you have modeled above. https://www.mathworks.com/help/phys...

presque 5 ans il y a | 0

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Simscape lead screw constraint issue
I recommend you look at this example: https://www.mathworks.com/help/physmod/sm/ug/lead-screw-with-friction.html One of your p...

presque 5 ans il y a | 0

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Requirements for wind turbines model description documents
To learn the basics of Simscape, I recommend you complete the Simscape Onramp. This page also has a lot of resources for learni...

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Design method for elastic materials
You can use the Flexible Rectangular Beam to model this system. --Steve

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Which solution is best for a mechanical simulation for an electric linear actuator 1) Simscape multibody simulation, 2) Co-simulation with Simulink using NX
This is a very long set of questions, and a single post on MATLAB Answers is not the most straightforward way to get all your an...

presque 5 ans il y a | 1

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How to calculate the centroid angular momentum of multiple rigid bodies in Simscape Multibody？
If you use the Inertia Sensor and a Transform Sensor you should be able to get the quantities you need to calculate angular mome...

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Can the exported geometries of two brick solids be combined into one geometry?
Hi John - the Spatial Contact Force block connects unique pieces of geometry, so if you have four unique bricks that form two di...

presque 5 ans il y a | 0

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How can i add a Common Gear Constraint to my simscape imported CAD?
Hi Santiago Gomez, You are on the right track. To fix your model, you will need to Adjust the connections of the gear constr...

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In Simscape-Multibody-Contact-Forces library is there a Face to Face Contact Force Block?
Hi John O, While the Simscape Multibody Contact Forces library could be used for these types of collisions, a better solution w...

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Parameter evolution error 1 - .STL parameter is not being supported while importing in simscapemultibody. I have generated the urdf file using solidwork plugin.
Depending on the type of geometry inside SolidWorks, it is possible that the STL file that is generated will be invalid. Try to...

environ 5 ans il y a | 0

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How to measure rotational velocity from the center of gravity of an object in Simscape Multibody?
Hi Joshua, I believe the problem is that your measurements are not being reported in the reference frame that you want. There ...

environ 5 ans il y a | 0

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Model “Point on curve” constrain in simMechanics second generation Simulink
There is a Point on Curve Constraint in Simscape Multibody: https://www.mathworks.com/help/physmod/sm/ref/pointoncurveconstrain...

environ 5 ans il y a | 0

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SimMechanics Link, STL file produce a VERY rough geometry, Is there a way to adjust the "Deviation Control" settings?
I would recommend you look for some global or assembly-level settings within your CAD tool. Simscape Multibody is using the sta...

environ 5 ans il y a | 0

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Degenerate mass distribution after reducing step size and using state-space model
Hi Erika, A few things you can try: Typically the degenerate mass distribution error with a fixed step solver indicates a nume...

environ 5 ans il y a | 1

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simscape problem degenerate mass:connection revolute and rectangular joint. Stop simulation
Hi Elisa, You will generally get error messages about degenerate mass distribution if you have a degree of freedom that has no ...

environ 5 ans il y a | 0

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Limitation and Correction in modelling flexible bodies
I think your best bet is to look at the documentation for the blocks and shipping examples. General Flexible Beam Reduced Orde...

environ 5 ans il y a | 0

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Help with assembly Error
Hi, It wasn't easy to figure out what this model is supposed to do, but I did get it to assemble by changing 2 Revolute joints ...

environ 5 ans il y a | 0

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Error with Articulated four-joints
Hi Alexander, The model you have shown above is built using Simscape Multibody 1G technology. You could get it to work if you ...

environ 5 ans il y a | 0

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Zero-order hold in SimMechanics?
Hi, You can run a Simscape Multibody simulation with a fixed step solver. The model is represented by continuous states even w...

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Simulation Addons with Simulink - How to view Subsystems?
Hi Andre, For some blocks in the Simscape add-on products, we show portions of the source code so you can see how the equations...

environ 5 ans il y a | 0

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More information about assembly (or why is something not assembling)
Hi Phillipp, Be sure to check the Model Report, accessible from the Mechanics Explorer. It will tell you which joints it could...

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Simmechanics (1G): Low intertia slows down simulation
Hi there, When you have incredibly small inertias, tiny forces lead to gigantic accelerations. This can make a number of varia...

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Can someone please help with a SimMechanics question about a simple pendulum
Hi Ozpom, The problem could be the model (perhaps the center of mass or inertia values and locations are not where you intended...

environ 5 ans il y a | 0

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SimMechanics Reference Frame Orientation
The orientation of a reference frame block will be relative to the frames it is attached to. If you attach it to the World Fram...

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After i import solidworks part , When i push simulation run button, there are only coordinate systems in simulation screen but there is no 3D part image . How can i show 3D part in simulation screen ?
Usually this means that the geometry file (STEP, SolidWorks, STL, etc.) is invalid. Check the diagnostics from your model to co...

environ 5 ans il y a | 0

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How create a model of real joint with parasitic movements in SimMechanics
It sounds like you need the movement along one axis to affect the stiffness and damping along another axis. If that is the case...

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how to make a stereo video in matlab?
In Simscape Multibody, you can generate videos from different viewpoints for the same simulation results. You can define two (o...

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How to scale up the motion in Simmechanics visualization window?
Hi David, What is shown in the Mechanics Explorer is the exact representation of what happened in your physical system. If you...

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