Jonathan LeSage
Last seen: Today
MathWorks
139 total contributions since 2013In my spare time, I love exploring the world and working on my home culinary abilities, including pasta making and home brewing.
By day, I am a Senior Application Engineer at the MathWorks with a background in power systems and controls engineering. I travel to work with our customers on modeling/simulation applications and predictive maintenance.
Professional Interests: Controls, estimation, machine learning, mobile robotics, energy storage technologies, batteries, power systems
Jonathan LeSage's Badges
Your submissions received 25 five star ratings
Awarded to Jonathan LeSage on 18 Jul 2020
Have 3 submissions connected to GitHub
Awarded to Jonathan LeSage on 20 Apr 2020
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Awarded to Jonathan LeSage on 01 Dec 2019
Publish your first submission
Awarded to Jonathan LeSage on 09 Oct 2019
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Awarded to Jonathan LeSage on 20 Jul 2017
Provide your first answer ever to someone else's question
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Awarded to Jonathan LeSage on 16 Oct 2013
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Submitted
Drawworks Electro-Mechanical Simulation for Oil/Gas Drilling
Includes two model fidelities for simulating a drawworks system for drilling applications.
10 Monate ago | 15 downloads |
Submitted
Analyzing the Sun's Path
Solar Position Tracking and the Analemma Phenomenon
12 Monate ago | 8 downloads |
Submitted
Grid Code Compliance for Renewable Resource Integration
Use MATLAB/Simulink to evaluate Grid Code Compliance, such as IEEE 1547
12 Monate ago | 38 downloads |
Submitted
Microgrid Energy Management System (EMS) using Optimization
Online optimization of energy storage actions in a microgrid given system constraints and pricing
12 Monate ago | 178 downloads |
How do I combine multiple plots in a for loop?
Add “hold on” prior to your for-loop. Adding a "hold on" command means that anything that you plot will not clear the existing...
mehr als 2 Jahre ago | 4
| accepted
Submitted
Systems-Level Microgrid Simulation from Simple One-Line Diagram
Example simple Microgrid with library of PQ-based Renewables and Diesel GenSets.
fast 3 Jahre ago | 148 downloads |
op-amp inverter on simulink
I took a look at the example model that you attached to your question. I saw what you mean by the square pulse does not start at...
etwa 6 Jahre ago | 1
Help on gmdistributionfit toolbox
When you plot the |gmdistribution| fit results, did you remember to pass in both the x and y arguments to the |plot| function? ...
mehr als 7 Jahre ago | 0
why am I getting this linprog error ?
You should check the dimensions of both your 'f' vector and your 'Aeq' matrix. Both of these values are multiplied with the vect...
mehr als 7 Jahre ago | 0
The Integration of Gaussian PDF to obtain the CDF why don’t I get the correct answer?
After reviewing your code, I was able to figure out what was troubling you. The flow of your code and equations are all correct,...
mehr als 7 Jahre ago | 1
| accepted
How do I pass variables from one GUI to another
You can use the |<http://www.mathworks.com/help/matlab/ref/setappdata.html setappdata>| and |<http://www.mathworks.com/help/matl...
mehr als 7 Jahre ago | 11
| accepted
Look-up table with changing table
From what you are describing as requirements, you are correct that you need to use the <http://www.mathworks.com/help/simulink/s...
mehr als 7 Jahre ago | 1
| accepted
to find rise time, settling time, overshoot, steady-state error by a model generated in Simulink ?
I am assuming that you're already providing a step input to your Simulink model via the <http://www.mathworks.com/help/simulink/...
mehr als 7 Jahre ago | 0
Fitting exponential function, coefficients and errors
You have quite a few options that you might want to check out to improve your exponential fit! As an option within the |fit| fun...
mehr als 7 Jahre ago | 0
| accepted
How can i open SimPowersystems library in R2013b?
The Simulink component library, SimPowerSystems, is an additional package for use in the Simscape environment. You can check the...
mehr als 7 Jahre ago | 0
Need help using ODE45 and eulers function
It looks to me that you're nearly there! I found a couple of small mistakes that seems to be holding you back. Changes to you...
mehr als 7 Jahre ago | 2
how to update the value of a transfer function block during run time of simulation
Here is a link to some documentation that details several different methods in Simulink to achieve what you're looking for: *...
mehr als 7 Jahre ago | 0
Find Triggered subsystem in a simulink model
One potential method would be to generate a list of all the blocks in your Simulink model, and then find blocks which are of the...
mehr als 7 Jahre ago | 0
| accepted
How to set y-axes intercept
You can set the limits of the x-axis directly using the |<http://www.mathworks.com/help/matlab/ref/xlim.html xlim>| function. If...
mehr als 7 Jahre ago | 0
| accepted
How can I perform a K-means cluster analysis of the data inside a cell array?
The documentation of the |<http://www.mathworks.com/help/stats/kmeans.html kmeans>| function that you are trying to use requires...
mehr als 7 Jahre ago | 0
| accepted
Define colormap according to certain variable.
You can define a colormap using the |<http://www.mathworks.com/help/matlab/ref/colormap.html hsv>| function and then define the ...
mehr als 7 Jahre ago | 1
Comparison between two stairs graphs
Since you're interested in the values of the empirical CDF curves, you could use the |ecdf| function as opposed to |cdfplot|. Th...
mehr als 7 Jahre ago | 0
Estimation of parameters for a non-linear model
If you're using MATLAB 2011b or newer, you likely have access to the <http://www.mathworks.com/help/curvefit/interactive-curve-a...
mehr als 7 Jahre ago | 0
| accepted
How to put a title on a colorbar?
Using the handle for the colorbar (in your case, the variable hcb), you can locate the colorbar handle title using the |get| fun...
mehr als 7 Jahre ago | 2
| accepted
Solved
Find the two most distant points
Given a collection of points, return the indices of the rows that contain the two points most distant from one another. The inpu...
mehr als 7 Jahre ago
Solved
Indexed Probability Table
This question was inspired by a Stack Overflow question forwarded to me by Matt Simoneau. Given a vector x, make an indexed pro...
mehr als 7 Jahre ago
Poker bar graph, probability
An interesting problem for sure, as there are many methods through which you could tackle this problem. If you're relatively new...
mehr als 7 Jahre ago | 1
| accepted
Solved
Sums with Excluded Digits
Add all the integers from 1 to n in which the digit m does not appear. m will always be a single digit integer from 0 to 9. no...
mehr als 7 Jahre ago
Solved
Remove all the words that end with "ain"
Given the string s1, return the string s2 with the target characters removed. For example, given s1 = 'the main event' your ...
mehr als 7 Jahre ago
Solved
Extract leading non-zero digit
<http://en.wikipedia.org/wiki/Benford%27s_law Benford's Law> states that the distribution of leading digits is not random. This...
mehr als 7 Jahre ago
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