Answered

Simscape Results Explorer not showing entire simulation data

Select Model Settings tab. Click Simscape. Uncheck "Limit data points" box.

Simscape Results Explorer not showing entire simulation data

Select Model Settings tab. Click Simscape. Uncheck "Limit data points" box.

2 years ago | 0

| accepted

Answered

Can I read voltage and current measurement from simulink model that containts a model of connections in Arduino Uno?

Use the Analog Input block froo the Simulink Support Package for Arduino.

Can I read voltage and current measurement from simulink model that containts a model of connections in Arduino Uno?

Use the Analog Input block froo the Simulink Support Package for Arduino.

2 years ago | 0

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Answered

Simscape vehicle body incline angle

Connect a Simulink signal source block through a Simulink-PS Converter block (in Simscape-Utilities) to the beta port.

Simscape vehicle body incline angle

Connect a Simulink signal source block through a Simulink-PS Converter block (in Simscape-Utilities) to the beta port.

2 years ago | 0

Answered

How to measure output torque of a gear in simscape multibody?

Choose the Total Torque in the Composite Force/Torque Sensing tab.

How to measure output torque of a gear in simscape multibody?

Choose the Total Torque in the Composite Force/Torque Sensing tab.

2 years ago | 0

Answered

How to visualize movement that occurred by reaction force with Simscape multibody?

The grey cube should move if it is not fixed and connected to the arm through a revolute joint. The motion maybe too small for y...

How to visualize movement that occurred by reaction force with Simscape multibody?

The grey cube should move if it is not fixed and connected to the arm through a revolute joint. The motion maybe too small for y...

2 years ago | 0

Answered

Cannot find "body" block on Simscape

No sure what is the Body block in R2017. You can find Mass and Inertia blocks in the Simscape Foundation Library - Mechanical - ...

Cannot find "body" block on Simscape

No sure what is the Body block in R2017. You can find Mass and Inertia blocks in the Simscape Foundation Library - Mechanical - ...

2 years ago | 0

| accepted

Question

PID Tuner couldn't find a stabilizing controller

The PID block in the attached Simulink file stabilizes the plant (the plant is defined in the call back). However, the PID Tuner...

2 years ago | 1 answer | 0

Answered

How to rotate an image in Matlab

You basically read the image into a matrix, then change the array element to a different location (swich row to column, etc.)

How to rotate an image in Matlab

You basically read the image into a matrix, then change the array element to a different location (swich row to column, etc.)

2 years ago | 0

Answered

Clock on Mechanics Explorer Video

A simple solution is to do a screen recording that includes the Time display at the bottom of the Mechanics Explorer. Powerpoint...

Clock on Mechanics Explorer Video

A simple solution is to do a screen recording that includes the Time display at the bottom of the Mechanics Explorer. Powerpoint...

2 years ago | 0

Answered

Automaticly change of actuation of joints in Simscape multibody.

Use name = gcb to get block names (select a block first) Use get_param(name,'DialogParameters') to get parameter names. The par...

Automaticly change of actuation of joints in Simscape multibody.

Use name = gcb to get block names (select a block first) Use get_param(name,'DialogParameters') to get parameter names. The par...

2 years ago | 1

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Answered

Finding natural frequency and mode shape of damped 4 degree of freedom

Use F=ma to develop the differntial equations for m1, m2. Use F=ma and M=Iw for m3. The natural frequencies and mode shapes are ...

Finding natural frequency and mode shape of damped 4 degree of freedom

Use F=ma to develop the differntial equations for m1, m2. Use F=ma and M=Iw for m3. The natural frequencies and mode shapes are ...

2 years ago | 0

Answered

Design a Transmission Shift Controller

Use a MATLAB Function block in SImulink. You can put the logic in the block. Persist variables could be useful (link).

Design a Transmission Shift Controller

Use a MATLAB Function block in SImulink. You can put the logic in the block. Persist variables could be useful (link).

2 years ago | 0

Answered

How do i add a drive cycle in simscape to a genric engine.

You need a controller that compare the desired and measured speeds to generate the throttle command. This is not a trivial task....

How do i add a drive cycle in simscape to a genric engine.

You need a controller that compare the desired and measured speeds to generate the throttle command. This is not a trivial task....

2 years ago | 0

Answered

How to find pressure at every section of pipes in series in simscape? One end of pipe is connected to a constant pressure source and another end is open to the atmosphere

Use the Hydraulic Pressure Sensor block in the Simscape Fundation Library - Hydraulic.

How to find pressure at every section of pipes in series in simscape? One end of pipe is connected to a constant pressure source and another end is open to the atmosphere

Use the Hydraulic Pressure Sensor block in the Simscape Fundation Library - Hydraulic.

2 years ago | 0

Answered

G ports in simulink?

To get the G port: open the Spherical Solid block. Expand the Export under the Geometry and check the Entire Geometry box.

G ports in simulink?

To get the G port: open the Spherical Solid block. Expand the Export under the Geometry and check the Entire Geometry box.

2 years ago | 1

| accepted

Answered

Multiple Joints on flexible parts in Simscape Multibody

You can add new frames to the body elements. The new frames will have new associated ports. You can apply the forces at these po...

Multiple Joints on flexible parts in Simscape Multibody

You can add new frames to the body elements. The new frames will have new associated ports. You can apply the forces at these po...

2 years ago | 0

Answered

Is it a reliable number when pid tuning is performed using simscape multibody?

The Simulink PID block correctly implement a PID control. You specify the gains in the block dialog box.

Is it a reliable number when pid tuning is performed using simscape multibody?

The Simulink PID block correctly implement a PID control. You specify the gains in the block dialog box.

2 years ago | 0

Answered

Moment of inertia with coordinates

Moment of inertia is or , where m is the mass, r is the distance to the rotation axis.

Moment of inertia with coordinates

Moment of inertia is or , where m is the mass, r is the distance to the rotation axis.

2 years ago | 0

Answered

Is there another way to increase the mass flow rate on simscape?

You need to understand the physics. Flow rate and pressure are related. The pressure in a volume is determined by in and out flo...

Is there another way to increase the mass flow rate on simscape?

You need to understand the physics. Flow rate and pressure are related. The pressure in a volume is determined by in and out flo...

3 years ago | 0

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Answered

How to draw a Motor efficiency map having speed, torque and efficiency?

Use contour(x,y,z), where x, y need to be in grid corrdinate. You can study the following example for the grid coordinate x = 1...

How to draw a Motor efficiency map having speed, torque and efficiency?

Use contour(x,y,z), where x, y need to be in grid corrdinate. You can study the following example for the grid coordinate x = 1...

3 years ago | 0

Answered

Combining Simscape-Simulink Matlab versions 2018 and 2021

Replace the hard stop block with the hard stop block in the 2021a Simulink Library Browser.

Combining Simscape-Simulink Matlab versions 2018 and 2021

Replace the hard stop block with the hard stop block in the 2021a Simulink Library Browser.

3 years ago | 0

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Answered

Connection between current measurement and sum block

Use a PS-Simulink Converter block https://www.mathworks.com/help/physmod/simscape/ref/pssimulinkconverter.html#:~:text=The%20PS%...

Connection between current measurement and sum block

Use a PS-Simulink Converter block https://www.mathworks.com/help/physmod/simscape/ref/pssimulinkconverter.html#:~:text=The%20PS%...

3 years ago | 0

Answered

Simscape Multibody, Transform Sensor, quaternion output

Take a look at this: https://www.mathworks.com/matlabcentral/answers/415936-angle-between-2-quaternions

Simscape Multibody, Transform Sensor, quaternion output

Take a look at this: https://www.mathworks.com/matlabcentral/answers/415936-angle-between-2-quaternions

3 years ago | 0

Answered

Would it be possible to change the greyscale to a blue scale?

Take a look at the colormap command - https://www.mathworks.com/help/matlab/ref/colormap.html

Would it be possible to change the greyscale to a blue scale?

Take a look at the colormap command - https://www.mathworks.com/help/matlab/ref/colormap.html

3 years ago | 0

Answered

The following code is not giving errors, but it does not solve the system of equations.

In order to solve a system of equations, the number of equations needs to equal the number of variables. You also need ==0 for t...

The following code is not giving errors, but it does not solve the system of equations.

In order to solve a system of equations, the number of equations needs to equal the number of variables. You also need ==0 for t...

3 years ago | 0

Answered

Solving a system of three second order coupled differential equation

Use as states and express the derivatives of the states as functions of the states, e.g., d/dt()=etc.

Solving a system of three second order coupled differential equation

Use as states and express the derivatives of the states as functions of the states, e.g., d/dt()=etc.

3 years ago | 0

Answered

Solving ODE with sqrt

If you know how to solve an ODE in Matab, the problem might be negative values for the sqrt().

Solving ODE with sqrt

If you know how to solve an ODE in Matab, the problem might be negative values for the sqrt().

3 years ago | 0

Answered

how to get eigenvalues and plot it

Use a loop to calculate and store the eigenvalues for each time point. Plot the data outside the loop.

how to get eigenvalues and plot it

Use a loop to calculate and store the eigenvalues for each time point. Plot the data outside the loop.

3 years ago | 0

| accepted

Answered

Does Simscape Multibody enable torsion system modeling consisting of 2 or 3 rotating masses / inertias connected by spring and damper elements?

Connect the inertias with revolute joints and specify the spring stiffness and damping coeficient in the joint parameters.

Does Simscape Multibody enable torsion system modeling consisting of 2 or 3 rotating masses / inertias connected by spring and damper elements?

Connect the inertias with revolute joints and specify the spring stiffness and damping coeficient in the joint parameters.

3 years ago | 0

Answered

Singularity error encountered when calculating inverse dynamics of a elastic joint.

Probably better to specify the desired angle at the output port (F port) of the Torsional elastiticity & damping block. You can ...

Singularity error encountered when calculating inverse dynamics of a elastic joint.

Probably better to specify the desired angle at the output port (F port) of the Torsional elastiticity & damping block. You can ...

3 years ago | 0