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David Cole


Last seen: Today |  Active since 2023

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Impedance Calculator of powergui block of a three-phase filter not displaying expected results
I am not getting the expected results of Impedance Calculator function of the powergui block. I am trying to measure the frequen...

1 day ago | 0 answers | 0

0

answers

Question


Create Variable in Simulink block that contains 63 elements.
I have 63 Sine blocks that will have different amplitude values. The values will be set from Matlab workspace. I would like to l...

4 days ago | 1 answer | 0

1

answer

Answered
Constant Three-phase load with harmonic content
Ruchika, Thank you for the response. I am having a little difficulty following your example. The first column of data is the h...

5 days ago | 0

Question


Constant Three-phase load with harmonic content
I am trying to determine how to use the Simulink Harmonic Filter example to show that the filters can remove harmonics. I was ab...

7 days ago | 2 answers | 0

2

answers

Question


Name a dataset that will be used in Simulink
How do I name a dataset. My dataset is available in Simulink; however, it is identified as unnamed. I want to use multiple datas...

8 days ago | 1 answer | 0

1

answer

Question


How do I connect PS Variable Delay Block to a Constant Current Load block
How do I connect PS Variable Delay Block to a Constant Current Load block? I would like to add a delay to 120 degrees.

13 days ago | 0 answers | 0

0

answers

Question


How do I generate constant harmonic currents
I can use the three phase constant current block to generate a constant current of the fundamental frequency. How do I generate ...

14 days ago | 1 answer | 0

1

answer

Question


Square root symbol does not display using displayFormula function
I had added an * symbol to my string to make the equation more readable after the numbers have been inserted (see picture below)...

7 months ago | 1 answer | 0

1

answer

Question


Display numeric value before function with using syms
How can I force the numeric part of my function to display first? syms t; u=symunit; current = vpa(0.002*sin(10^3*t)); displ...

7 months ago | 2 answers | 0

2

answers

Question


Using the piecewise function and integration function with fplot
How do I graph the three integral functions (V1,V2, &V3) below? I want to set the plot range for each of the three functions %s...

7 months ago | 2 answers | 0

2

answers

Question


I cannot get fplot to plot my piecewise function past an x-axis value of 5
Here is my code. The axis goes to 7 but the data does not go beyond 5. syms t %declare a symbol voltage_values = piecewise(0<=...

7 months ago | 3 answers | 0

3

answers