Performance Study of Load Flow Algorithms in Well and Ill-Conditioned Systems

Existing transmission systems are classified as either ill systems or healthy systems. Most of the load flow algorithms works proficiently under well-conditioned systems. However, some of those algorithms fail to produce the accurate results for ill-conditioned systems. This paper investigates the p...

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Main Authors: Tien Tay, Lea (Author), Seng Chieng, Kai (Author)
Format: EJournal Article
Published: Institute of Advanced Engineering and Science, 2017-11-01.
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042 |a dc 
100 1 0 |a Tien Tay, Lea  |e author 
100 1 0 |e contributor 
700 1 0 |a Seng Chieng, Kai  |e author 
245 0 0 |a Performance Study of Load Flow Algorithms in Well and Ill-Conditioned Systems 
260 |b Institute of Advanced Engineering and Science,   |c 2017-11-01. 
500 |a https://ijeecs.iaescore.com/index.php/IJEECS/article/view/9949 
520 |a Existing transmission systems are classified as either ill systems or healthy systems. Most of the load flow algorithms works proficiently under well-conditioned systems. However, some of those algorithms fail to produce the accurate results for ill-conditioned systems. This paper investigates the performance of eight load flow algorithms based on the conventional Newton-Raphson, Fast-decoupled and Second-order Load Flow methods for a wide range of electrical bus system sizes. Tests are carried out for each load flow algorithm on six different standard bus systems, each with five different ill-conditioning levels. The results show that improved load flow model with constant Jacobian has advantages over the conventional load flow approach in both well and ill-conditioned system, especially for large-scale system. 
540 |a Copyright (c) 2017 Institute of Advanced Engineering and Science 
540 |a http://creativecommons.org/licenses/by-nc-nd/4.0 
546 |a eng 
690
690 |a Newton-Raphson, Fast-decoupled Load Flow, Second-order Load Flow, Constant Jacobian, ill-conditioned system 
655 7 |a info:eu-repo/semantics/article  |2 local 
655 7 |a info:eu-repo/semantics/publishedVersion  |2 local 
655 7 |2 local 
786 0 |n Indonesian Journal of Electrical Engineering and Computer Science; Vol 8, No 2: November 2017; 414-419 
786 0 |n 2502-4760 
786 0 |n 2502-4752 
786 0 |n 10.11591/ijeecs.v8.i2 
787 0 |n https://ijeecs.iaescore.com/index.php/IJEECS/article/view/9949/7644 
856 4 1 |u https://ijeecs.iaescore.com/index.php/IJEECS/article/view/9949/7644  |z Get fulltext