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Automated Simulation for System Losses

asked 2018-01-10 15:11:48 -0500

Miami_Engineer gravatar image

I am looking to develop a code/script that would allow me to enter an array of load for a generating unit (ex 0 MW to 25 MW in 0.1 MW increments) and solve the system losses for specified buses instead of having to manually enter and solve for each load input at the generator. Additionally, I am using PSSE version 34.

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answered 2018-01-11 01:22:26 -0500

perolofl gravatar image
  1. Record a python script while doing the data change and solving manually in PSS/E.

  2. Enter a for loop with numpy.arange to vary pgen.

  3. Look for a suitable API in the manual to return the wanted losses.

  4. Print pgen and losses in report window with psspy.report() or store the results in lists for plotting with matplotlib.

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Thanks for the feed back. Following your advice i was able to start a script using the record function, but I have no idea how to set up a forloop using the numpy.arage command. Once I determine an API to return losses, how can I take all of that data and export to excel?

Miami_Engineer gravatar imageMiami_Engineer ( 2018-01-11 09:54:40 -0500 )edit

numpy.arange([start, ]stop, [step, ]dtype=None) in your case nump.arange(0,25,0.1) looks like this returns an array, you'd loop thru the values in the array for load in array: run the recorded stuff and store losses np.savetxt('test.csv', first_layer_output, delimiter=',', fmt='%s')

nelak gravatar imagenelak ( 2018-01-17 10:52:30 -0500 )edit

Thanks for help. I am way over my head at the moment. LOL I will be taking a SIEMENS training course on Python/PSSE in May, so hopefully I'll learn enough to make sense of this.

Miami_Engineer gravatar imageMiami_Engineer ( 2018-04-09 12:33:10 -0500 )edit

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Asked: 2018-01-10 15:11:48 -0500

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Last updated: Jan 11 '18