Steve Miller

Last seen: 3 jours il y a | Actif depuis 2011

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Helping engineers optimize physical system designs through simulation

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MATLAB
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Does MATLAB have four in-wheel motor Electric vehicle model, where one motor control one wheel independently. Sometimes called 4-Indepdendent Drive EV, 4 In-wheel motor EV
Take a look at this File Exchange submission: https://www.mathworks.com/matlabcentral/fileexchange/172279-formula-student-vehic...

2 mois il y a | 0

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How to check with different C rates of battery model in Simulink
To modify the C rate, you will need to modify the level of current drawn from the battery. You can use a Controlled Current Sou...

3 mois il y a | 0

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I am trying to implement Li-Ion battery model in Simulink. I want to measure temperature inside model in real-time and also figure out changes in it with variable voltage supply. Can anyone give me reference of this model and how to simulate it ??
I recommend you look at the Battery Pack Builder in Simscape Battery. It helps you assemble battery packs and construct a test ...

3 mois il y a | 0

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Battery soc is not working as expected in different file it shows different variation in soc can any one help this out ...
The parameters are only a portion of what affects the SOC during a simulation. The systems on the grid, test profile, and solve...

3 mois il y a | 0

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V2G matlab exemple
In https://www.mathworks.com/help/sps/ug/24-hour-simulation-of-a-vehicle-to-grid-v2g-system.html, the scopes are plotting the ac...

3 mois il y a | 0

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In simscape for lead acid battery cell how can i calculate and assign values for main branch and paracetic branch values
Typically you would obtain measurement data and use parameter estimation techniques. Take a look at this example to see the pro...

3 mois il y a | 0

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Simscape Torque Sensor output is zero
Your angular motion sensor should be connected between shaft and a Mechanical Rotational Reference (NOT in series). Your torque...

9 mois il y a | 1

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Does anyone know why I get an error when I run the fuel cell model for about 18000s?
The error message you encountered is because the test conditions for the fuel cell are not suitable for 18000 seconds. The driv...

11 mois il y a | 1

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How to avoid adding the striking mass to the robot body mass during a collision test in simscape?
A really good way to do this is to use Simscape Multibody. With Simscape Multibody you can model contact forces between differe...

12 mois il y a | 0

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Battery box in Simscape
Hi Bence, You can model a housing for your battery modules that prevents heat transfer between the modules. This could be pass...

environ un an il y a | 0

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Add a Simscape Multibody model to a Simscape Electrical model
Hi all, In R2021a we added interface blocks to more easily connect Simscape Multibody joints to 1D mechanical Simscape networks...

environ un an il y a | 1

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Workflow to combine CAD Model and SIMSCAPE Thermal transient Analysis
You should be able to obtain distance measurements using sensors, assign them to a Simulink signal (or Simscape Physical Signal)...

environ un an il y a | 0

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Mechanical rotational port of Induction Motor from the specialized power system library
I believe you need to remove the Mechanical Rotational Reference. You have essentially welded the shaft to the earth so it cann...

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simscape (planetary gear)
The planetary gear enforces a kinematic relationship between the input and output shafts. The torque levels, however, will depe...

plus d'un an il y a | 1

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Friction and wear Simulink model for brake pad application
Take a look at the Simscape Driveline Disc Brake block https://www.mathworks.com/help/sdl/ref/discbrake.html This example ...

plus d'un an il y a | 0

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Testing of disc brakes
The parameters you describe match well with the Simscape Driveline Disc Brake block https://www.mathworks.com/help/sdl/ref/...

plus d'un an il y a | 0

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How can I implement the magic formula by Pacejka in Simscape Multibody between a wheel modeled as a disk and the ground modeled as a prismatic piece?
You can look at File Exchange submission Spatial Contact Force Examples Simscape Multibody to see an example of how to add a cus...

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SimMechanics Motion problem
See comment above for answer. --Steve

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Problem by simulating a kinematic with a singularity in SimMechanics
This message indicates you have a degree of freedom with no inertia associated with it. I was not able to download your model, ...

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water tank modeling in simscape
This example shows many of those concepts: https://www.mathworks.com/help/hydro/ug/aircraft-fuel-supply-system-with-three-t...

plus d'un an il y a | 0

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Frictional Friction block on simscape
In the Translational Friction block, set the coulomb friction force to be mu_k*(mass*gravity). Set the Breakaway Friction Force...

plus d'un an il y a | 0

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An error: Undefined function 'mrdivide' for input arguments of type 'NetworkEngine.ComponentVariableCompileData'.
The documentation page for equations in Simscape tells you which equations you can use and what the requirements are. mrdivide ...

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Simulink Simscape: Dog Clutch fidelity
The Dog Clutch block in Simscape Driveline has multiple fidelity levels for the friction model. It can capture behavior when th...

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How can I implement downforce and drag generated from a rear wing into my drag racing model using Simulink/Simscape?
If you wish to mak the downforce increase with speed, one option is to multiply it by a scaling factor that is speed dependent. ...

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How can I use Translational Friction and Damping blocks?
I recommend placing a Revolute Joint between your two plates and add a rotational frictional model there. If you wish to model ...

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Transient initialization, failed to converge. Clutch in planetary driveline.
Your model is missing an inertia. In certain configurations, you are applying torque to a node with no inertia which leads to i...

plus d'un an il y a | 0

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How to make a virtual ROAD & CAR ENVIRONMENT for simulating collision avoidance controller
I recommend you look at this example, which has a vehicle that follows roads, paths, and avoids obstacles. https://www.mathwork...

plus d'un an il y a | 0

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Full vehicle model help
I suggest you look at this model: https://www.mathworks.com/matlabcentral/fileexchange/110350-vehicle-dynamics-14-dof-model-in-...

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Is it possible to connect DC motor and fundamental friction clutch in Simscape?
In all releases after R2011a, you can directly connect those two blocks with a mechanical connection. --Steve

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For simulating Driveline, the solver can't solve it. The error states that Parallel masses must have same velocity but the initial velocities for tire and vehicle body are given same only. How can I rectify it?
Without your model, it is hard to answer your question. I believe you should only set one of the initial velocities in your net...

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Steve Miller

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