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Power System State Estimation using WLS

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Power System State Estimation using WLS

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PRAVI (view profile)

 

Power System State Estimation using Weighted Least Square Method

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Power System State Estimation using Weighted Least Square Method. Measurements are voltage magnitude, power injection and power flows.

MATLAB release MATLAB 7.6 (R2008a)
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Comments and Ratings (11)
02 Feb 2014 abujem

abujem (view profile)

Great work, but i need some info on how to incorporate PMU measurements.

22 Nov 2013 meysam

meysam (view profile)

Thanks for Benevolence

17 Jun 2013 Mahdi

Mahdi (view profile)

thanks alot

09 Jun 2012 Umar

Umar (view profile)

Apologies for above comment but still the output for 14 bus system gives only 13 results while that for 30 bus system only 27 results are being obtained

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01 Jun 2012 Umar

Umar (view profile)

Dear Sir, For 30 Bus System there is an error [In wls at 230
Warning: Matrix is singular, close to singular or badly scaled.
Results may be inaccurate. RCOND = NaN. ] Also there is no measurement file for 57 bus system

12 Apr 2012 Venkatesh Yadav

the calculation of H12(element of Jacobian Matrix) is incorrect.

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22 Jun 2011 Mehdi Davoudi

It was useful.
You are legend :)

05 May 2011 Nacer Hussam

It is very good, but i'm very happy to get the WLS method with Hypothesis Testing instead of Normalized Residuals, for my final year project.
pleas help me, I'll so thankful.

05 Apr 2011 Qian

Qian (view profile)

Hi Pravi, coded neat and clean. Just wondering how come ur ans doesnt match with LF ones? thx

15 Mar 2010 gb8

gb8 (view profile)

someone has a version of the state estimator in C language ????

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26 May 2009 Erdal Bizkevelci  

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