Community Profile

# Nicolas Schmit

### MathWorks

Last seen: 3 years 前 自 2017 起处于活动状态

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cross_sect is created in the mask of 'Stewart Platform System/Manipulator/Base/Skewed Hexagon'.

5 years 前 | 0

2nd Generation Simscape Multibody 'Revolute Rotational Interface' Block?
You can interface a hard stop from the mechanical domain with a revolute joint from Multibody 2G. Have a look at the model "Add...

5 years 前 | 0

How to change the direction of a revolute joint in MATLAB R2018b with Simscape Multibody?
If you wand to flip the revolute joint, insert a rigid transform with a 180 degree rotation around X or Y axis before AND after ...

5 years 前 | 0

How can i introduce a end stop rotation in a multibody model?
You can interface a hard stop from the mechanical rotational domain with the revolute joint. I suggest you have a look at the ex...

5 years 前 | 0

joining Simscape Hydraulics to Multibody
I suggest you have a look a the model "Hydraulic Actuator with 1D Mechanical Ports" from the Simscape Multibody Multiphysics Lib...

5 years 前 | 0

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Error Not enough input arguments using Fmincon with nlcon and linear constraints
There are several problems in your code * You must pass the optimization variable as a argument to the nonlinear constraints....

5 years 前 | 1

This function does not fully set the dimensions of output port 2 error in matlab?
Simulink is having a hard time determining the dimension of the outputs of the MATLAB Function blocks. The root cause is that yo...

5 years 前 | 0

select parts of vector with loops
Y = rand(100, 3); d = 10; for k=1:size(Y, 1)/d % Select a chunk of data from Y index = d*(k-1)+1:d*k; ...

5 years 前 | 0

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I don't find a joint sensor and joint actuator in MATLAB R2018a?
In Simscape Multibody 2nd generation there is no joint sensor or joint actuator block. You can directly actuate or sense from th...

5 years 前 | 3

How to simulate orthogonal torque rods perfectly using simscape and simulink?
When you apply a torque to one of the rod, it starts spinning around its axis. But since the rods have masses, the two other rod...

5 years 前 | 1

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How to measure Forces at the contact patch of a Tire as a function of suspension arm loads?
You cannot measure the contact force using a 6DOF joint, unless you add some stiffness to the internal mechanics. If you want t...

5 years 前 | 0

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How do you i limit the angle of a revolute joint in simscape?
You can interface a <https://www.mathworks.com/help/physmod/simscape/ref/rotationalhardstop.html Rotational Hard Stop> with the ...

5 years 前 | 0

Could the value of Spring Stiffness in the Revolute joint block (Simscape) be variable?
The stiffness parameter of the revolute joint is a constant. You cannot change it in real time. Here is how you can implement...

5 years 前 | 0

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This Rotational Electromechanical Converter has current and produces torque, but the ideal motion sensor reports zero. What am I doing wrong?
The ideal torque sensor in parallel with the rotational damper does not allow motion. Therefore, not motion is possible between ...

5 years 前 | 0

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Script for solving equations of motion
To solve the differential equations in MATLAB use one of the ode solvers <https://www.mathworks.com/help/matlab/ordinary-diff...

5 years 前 | 0

How can you convert a simscape model into a custom block
Create a subsystem from your model as you would do with a regular Simulink model.

5 years 前 | 0

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Is it possible to extract the equations of motionsand the state variables of a Simscape multibody model?
<https://www.mathworks.com/help/slcontrol/ug/linearize-simscape-networks.html>

5 years 前 | 0

Define gravity in Simmechanics
In Simscape Multibody the gravity is towards the -z axis by default. However, the definition of the axis in Simscape might be di...

5 years 前 | 1

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How do I stabilize an inverted Pendulum linked to a wheel in Simscape and Simulink?
# Configure the cylindrical and revolute joints so that the system starts in an equilibrium position, with the pendulum upward. ...

5 years 前 | 1

How to add Common gear to a Simulink Multibody imported from Solidworks?
The port F of the common gear constraint should be connected to the port B (not F) of Revolute1. Connecting the common gear con...

5 years 前 | 0

Simulation of a rolling wheel on a flat surface using SimMechanics contact forces library block
Use the Collision_02_Disk_Finite_Plane_Fixed example form the Contact Forces Library.

5 years 前 | 0

Three-phase PMSM Drive Control Strategy
This example actually uses vector control. The controller takes the current of the three phases of the stator and the angle of t...

5 years 前 | 0

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How to connect something to both ends of a variable cyindrical solid?
Use a prismatic joint to move the object. The variable solid bloc is indented to model a variable mass and inertia. It is not i...

6 years 前 | 0

how to stop a motion at a right position and simulate Deformation
You can connect the lead screw to a hard stop from Simscape foundation library. <https://www.mathworks.com/matlabcentral/answ...

6 years 前 | 0

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hi would you help me how to actuate prismatic joint in matlab 2017b,
<https://www.mathworks.com/help/physmod/sm/ug/joint-actuation.html>

6 years 前 | 0

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Simscape Gear constraint example throws position violation
As written in the documentation, the model "smdoc_common_gear_external_start" is incomplete. You have to enter the correct param...

6 years 前 | 0

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How to fix a freedom in Simscape?
Replace the 6-DOF joint with a prismatic joint.

6 years 前 | 1

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plotting an equation and finding its max and min
E1=15.8; E2=12.9; G12=2.7; v12=0.16; x=linspace(0,2*pi,50); t = x; m=cos(t); n=sin(t); y=n.*m.*(m.^2.*...

6 years 前 | 1

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How to connect these 2
Connect one receiving end to a source block, then connect to the other receiving end.

6 years 前 | 0