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Meikel Vollmers


Last seen: 3 years ago |  Active since 2021

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Calculate the THD in percent
Hey Community, i try to calculate the THD of a current signal in percent. This is my code thd_db = thd(ac_current_a.data); t...

3 years ago | 1 answer | 0

1

answer

Question


Using Multistart with constrainted fmincon
Hey, i want to optimize a constrainted function using fmincon. To find the global optimum, i found out that the use of MultiSta...

3 years ago | 1 answer | 0

1

answer

Question


Carrier frequency in FFT is missing
Hey, for SVPWM i compare a sine to a triangle. This is what is looks like: As it can be seen, my carrier frequency is 7kHz. ...

3 years ago | 0 answers | 0

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Amplitude of FFT is not correct
Hey there, i want to calculate the power output of a 3 phase inverter. Therefore i have to do a FFT on my voltage Signals, to g...

3 years ago | 1 answer | 0

1

answer

Question


Problem with control of IPMSM
Hey Community, i am despiratly trying to build up a Control for my IPMSM. I want to use Spacevector Modulation, and so i need t...

3 years ago | 1 answer | 0

1

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Question


Optimize Function with two sums using fmincon
Hey everybody, i have to calculate the a(i) to optimize the following function k = [5,7,11,13] p = [1:6] the a(i) have t...

3 years ago | 1 answer | 0

1

answer