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Juan Sagarduy


Last seen: 3 days ago

MathWorks

96 total contributions since 2017

MSc. Industrial Engineering - Bilbao (Spain)
PhD Electrical Engineering - Cardiff University (UK)
Scientist @ ABB Corporate Research Sweden (2007-2011)
Application Engineering @ MathWorks Nordic (2011-now)

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Answered
Simscape-Multibody-Multiphysics-Library
Hi Andy Here is the link to the library. https://se.mathworks.com/matlabcentral/fileexchange/37636-simscape-multibody-multip...

4 days ago | 0

Answered
Ambiguous sorted order detected due to use of triggered subsystem(s) and/or Model blocks in a loop.
Hi there, I believe that you need to latch the incoming signals to the triggered subsystems. You do that in the Inport Simuli...

4 days ago | 0

Answered
modeling a solenoid coil
Hello Goutham I think you will find creating a Simscape component a better solution. Then, you can write the equations textua...

4 days ago | 0

Answered
Simscape interface with Simulink
Hi Don You can only connect physical inputs or outputs in Simscape to Simulink signals (through S-PS or PS-S Converters). C i...

4 days ago | 0

| accepted

Answered
How to use matlab function output variable as a simscape block input variable?
Hi Youri, You need to create a custom thermal mass where cp is no longer a parameter but an input. Once you have created t...

4 days ago | 0

Answered
Simscape Multibody - Spatial Contact Force Block - Interference Fit modeling
Hello Hakan The interference fit is a complex phenomenon to model. I think that I would approach this as a prismatic joint wi...

7 days ago | 1

Answered
Lithium battery parameter estimation and SOC
Hi Glenn I’ll give a shot to the questions you have. 1. When this type of work is done with Simulink Design optimization,...

7 days ago | 0

Answered
Changing sequence of transformation of Simscape Multibody Joints
Hello Edwin It is likely that you need to compose your own joint to get the exact sequence you look for. To be sure, i would re...

20 days ago | 0

| accepted

Answered
How to filter the current measurement before it enters a scope or signal analyzer
Hi Joseph If it is a physical signal (Simscape) for current, you’ll need a PS-Simulink converter to connect through to the filt...

20 days ago | 0

Answered
Can you create an S-Function from a Simscape Model?
Hi Tamam S-function generation from Simscape models is no longer supported from releases after 2015 or thereabouts. Deploymen...

20 days ago | 0

Answered
How to I simulate only heat exchanger outlet conditions?
Hello Tiffy What happens underneath is that the model has got too many state variables in relation to equations. In order ...

2 months ago | 0

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Answered
Parameter sweep using simscape
Hi Joshua Is the inductance parameter set as Run-time in the Simscape component? By default it is not, so maybe you can check...

2 months ago | 0

Answered
Torque and Rotational motion sensor in simscape
Hi Leonardo Torque is a through variable measured with a torque sensor (TS) in series with the shaft of the motor. Speed is a...

2 months ago | 1

Answered
Why is the current from the wind farm not uniform when using multiple wind turbines.
Hi Joseph The individual turbines might get wind speed that is not equal but follow a given distribution with a mean value of 3...

2 months ago | 0

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Answered
AGING MODEL of a lead acid battery in simulink
Hello Buket There is a battery model in Simscape Electrical that includes aging effects. https://se.mathworks.com/help/phy...

2 months ago | 0

Solved


Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2...

2 months ago

Solved


Find the Oldest Person in a Room
Given two input vectors: * |name| - user last names * |age| - corresponding age of the person Return the name of the ol...

2 months ago

Answered
Simscape Multibody - How to model a link with holes
Hello Marco You run the function prior to the simulation to obtain the 2D profile of the solid with hole. Then u get somethin...

2 months ago | 1

| accepted

Answered
Issues with building a fan using a BLDC and a controlled volumetric flowrate source
Hello Renée You need to connect the shaft of the BLDC motor (electric to mechanic) to a component converting mechanic to pneu...

2 months ago | 0

| accepted

Answered
Two-Phase Fluid Simscape : different values between Simscape Results Explorer and Sensors
Hi Joris In the cylinder a new through variable comes into play: the heat exchanged with the environment. The variations of e...

3 months ago | 0

Answered
How could I simulate the contact force on flexible bodies in Multibody?
Hello there I don’t think this can be solved in the tool now, unless you use discrete solids assembled with elastic joints. ...

3 months ago | 0

| accepted

Answered
Update custom block image from MATLAB code
Hi Aled As far i know, when you build the library again with a new component, it will automatically take the graphics of an e...

3 months ago | 0

Answered
Thermal Conductivity varying with input temperature
Hi Alex An easy way to solve this by defining the equation: th_cond == a+b*T1. Parameters a and b shall be defined with a ...

3 months ago | 0

Answered
Gravity compensation in SimMechanics/ Simscape
Hello Stan The easiest in this case is that u use a distance constraint between mushroom and platform instead of the joint. ...

3 months ago | 0

Answered
Terramechanics, tire and ground interaction in Matlab/Simulink
Hi Marcin the Simscape Driveline component Tire-Road Interaction below can be a good starting point. https://se.mathworks....

3 months ago | 0

Answered
Simscape custom model: Invalid use of the operand '+'
Hi there It looks like the syntax in that line has a problem. Furthermore, all Simscape keywords are not in blue. This indica...

3 months ago | 0

Answered
Change background color in Simscape Multibody
Hi Nick We do not have a preference meny for Mechanics Explorer, which would be ideal here. You can nevertheless change b...

3 months ago | 1

Answered
Pulsed Simulink (simscape) analog circuit with various pulses for excitation
Hello Vincent, I guess there is no perfect solution, different people like different methods(signal builder, look up table......

3 months ago | 0

| accepted

Answered
How is efficiency translated into fluid temperature in Simscape Fluids fixed displacement pump?
Hi Nick The documentation explains well the equations behind the fixed displacement pump TL and losses. See the link below: ...

3 months ago | 0

Answered
Recouped heat from the heated gas
Hi there I can see two issues in the model. The pipe connected to A1 in the exchanger is just open in the end, as it is j...

3 months ago | 0

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