Download Computer-aided power system analysis by Ramasamy Natarajan PDF

By Ramasamy Natarajan

Show description

Read Online or Download Computer-aided power system analysis PDF

Similar electric books

Defining and Assessing Adverse Environmental Impact from Power Plant Impingement and Entrainment of Aquatic Organisms

The U. S. fresh Water Act demands the minimization of "adverse environmental influence" at cooling water consumption structures.  To facilitate an alternate of knowledge between all stakeholders within the factor, the electrical energy learn Institute organised a countrywide symposium in 2001 to debate the which means of inauspicious environmental effect and techniques for its evaluate.

Electric Renewable Energy Systems

This spinoff quantity stemming from content material integrated in our seminal strength Electronics guide takes its chapters concerning renewables and establishes them on the center of a brand new quantity devoted to the more and more pivotal and as but under-published intersection of strength Electronics and replacement power.

The Performance of Photovoltaic (PV) Systems. Modelling, Measurement and Assessment

The functionality of Photovoltaic (PV) platforms: Modelling, size and evaluate explores the process life of a PV process and the strength output of the procedure over that lifetime. The ebook concentrates at the prediction, dimension, and review of the functionality of PV platforms, permitting the reader to procure an intensive knowing of the functionality concerns and growth that has been made in optimizing method functionality.

Extra info for Computer-aided power system analysis

Example text

Generator reactive power in MVAR. Maximum reactive power in MVAR. Minimum reactive power in MVAR. U. U. Base MVA of the generator. Branch data - The branch data provide the line impedance and the line charging data. The data consist of the following: • • • • • • • • From bus number. To bus number. Branch identification number. U. on 100 MVA base. U. on 100 MVA base. U. on 100 MVA base. Line rating in MW. Line in or out identification code. Transformer data - The transformer impedance is expressed along with the branch data.

2 shows the calculated bus voltages using the Gauss-Seidel iteration method. Copyright 2002 by Marcel Dekker. All Rights Reserved. 9467 It can be seen that this solution approach converges faster than the Gauss method, since the updated values are used in each iteration. The Newton-Raphson method - A faster solution is obtained using the NewtonRaphson method and is suitable for large-scale problems. In this approach, the partial derivatives are used to construct the Jacobian matrix. 23) where [J] is the Jacobian matrix.

U. U. It is expected that within 15 minutes all line and cable loading can be reduced to within the long term emergency ratings by adjustment of phase shifting transformers and/or re-dispatch of generation. Sometimes, a contingency analysis is performed using the entire system. Then, the following types of cases are found in the results. Copyright 2002 by Marcel Dekker. All Rights Reserved. Acceptable cases - These are power flow cases, without any overloaded branches or undervoltage or overvoltage buses.

Download PDF sample

Rated 4.87 of 5 – based on 32 votes