Steve Miller

Last seen: Today | Active since 2011

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Translational Mechanical Converter: Can the gas port be reversed, allowing a mechanical movement to cause a change in gas movement/pressure?
Simscape models do not have fixed inputs and outputs. The ports are physical connections and can transmit or absorb energy from...

1 hour ago | 0

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Can you measure stress in Simscape Multibody?
Simscape Multibody models calculate the quantities necessary to determine the stress in the beam. While the beam models do not o...

2 hours ago | 0

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stress-evaluation in Simscape Multibody
Simscape Multibody models calculate the quantities necessary to determine the stress in the beam. While the beam models do not o...

2 hours ago | 0

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Simscape multibody flexible bodies - get forces/stresses?
Simscape Multibody models calculate the quantities necessary to determine the stress in the beam. While the beam models do not o...

2 hours ago | 0

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Damping constant in General flexible Beam
The logarithmic decrement lets you calculate the damping ratio. That would be easiest to use if you set the damping type to "Un...

14 hours ago | 0

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Calculating moment of inertia (MoI) using period of oscillation obtained from Simscape leads to inaccurate values
Interesting application! As I am sure you know from your studies, the frequency of a rotational harmonic oscillator is sqrt(rot...

14 hours ago | 0

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How to get numerical info of "Derived Values" of Flexible Beams in Simscape Multibody
Through release R2022b you cannot programmatically access those values. You can, however, just copy/paste them from the dialog ...

18 hours ago | 0

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Modeling a simple beam as a flexible body on Simscape
A file is missing from the content above: PracticeOriginalEgFlexibleModel.STL The rest of the settings and connections look OK,...

19 hours ago | 0

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Simscape Multibody: Reduced Order Flexible Solid caused a simulation error.
This is a very interesting application. The process you followed looks good, but it appears the matrices produced by the analys...

21 hours ago | 0

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Is there any way to create inertial forces in Simscape Multibody?
An example of inertial forces is modeled in the File Exchange submission Modeling and Simulation of an Autonomous Underwater Veh...

1 day ago | 0

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How to estimate the correct value of "Damping Constant" for Flexible Beams in Simscape
The Damping Matrix parameterization method for the Reduced Order Flexible Solid lets you specify individual damping values for t...

1 day ago | 0

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simscape.multibody.tirread tir file version
Hi Michele, The function simscape.multibody.tirread for reading tire parameter files (.tir) will read any any .tir file. The e...

1 day ago | 0

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Forward and Inverse Dynamics Solver in Simscape Multibody
Any explanation as to why one simulation runs slower/faster could depend on many additional factors than the algorithm used. If...

1 day ago | 0

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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...

1 day ago | 0

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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...

2 days ago | 0

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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...

2 days ago | 0

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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...

2 days ago | 0

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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. ...

3 days ago | 0

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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...

3 days ago | 1

Answered
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...

4 days ago | 0

Answered
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...

4 days ago | 0

Answered
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...

4 days ago | 0

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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 ...

4 days ago | 0

Answered
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...

4 days ago | 0

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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...

4 days ago | 0

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Answered
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...

4 days ago | 0

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Answered
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...

4 days ago | 0

Answered
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: ...

4 days ago | 0

Answered
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...

4 days ago | 0

Answered
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...

4 days ago | 0

Steve Miller

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