Browsing Yönetim Bilişim Sistemleri Bölümü Koleksiyonu by Issue Date
Now showing items 1-20 of 131
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Branch outage solution using particle swarm optimization
(2008)For post outage MW line flows and voltage magnitude calculations most of the methods use linear methods because of their simplicity. Especially for reactive power flow calculations one can face high errors. In this paper ... -
Towards Faster Branch Outage Simulations Using Simulated Annealing and Parallel Programming
(IEEE, 2009)Contingency studies such as branch outage and generator outage are among important studies of energy management centers operations. Branch outage modeling on the other hand is one of the basic steps of post-outage state ... -
Parallel implementation of iterative rational Krylov methods for model order reduction
(IEEE, 2009)Model order reduction (MOR) techniques are getting more important in large scale computational tasks like large scale electronic circuit simulations. In this paper we present some experimental work on multiprocessor systems ... -
HeteroSim: Heterogeneous simulation framework
(Association for Computing Machinery, 2009)In order to arrange heterogeneous simulation executions it would be useful to have simulation tools that enable easy and fast creation of simulation sessions employing real-time software components beside simulation codes. ... -
Comparison of post outage bus voltage magnitudes estimated by harmony search and differential evolution methods
(2009)Contingency studies are indispensable tools of both the power system planning and operational studies. Real time implementation of operational problems makes necessary the use of high speed computational methods while ... -
Distributed Memory Parallel Transient Stability Analysis on a PC Cluster with Ethernet
(Praise Worthy Prize Srl, 2010)On-line transient stability analysis is a necessity for real-time power system control and security. Parallel processing is a natural technology for achieving real-time solution performance. This paper presents a ... -
Guidelines for IT Change Management shown on an example in Turkey
(Int Business Information Management Assoc-IBIMA, 2010)In today's highly technology driven competitive global markets the ability to adopt is the only guarantee of survival. Businesses need to show ability to enable a competitive edge by taking their products or services to ... -
Applications of Eigenvalue Counting and Inclusion Theorems in Model Order Reduction
(Springer-Verlag Berlin, 2010)We suggest a simple and an efficient iterative method based on both the Gerschgorin eigenvalue inclusion theorem and the deflation methods to compute a Reduced Order Model (ROM) to lower greatly the order of a given state ... -
Dynamic Priority Packet Scheduler with Deadline Considerations (DPD)
(INT INST Informatics & Systemics, 2010)Providing quality of service (QoS) to applications with different traffic characteristics based on their needs is an important research area for today's and tomorrow's high speed networks. Various techniques have been ... -
Parallel Contingency Analysis Using Differential Evolution Based Solution For Branch Outage Problem
(IEEE, 2010)Contingency analysis is one of the most fundamental work an electricity management center operator has to perform regularly. If both bus voltage magnitudes and reactive power flowing on the branches during any type of ... -
On-Line Transient Stability Assessment Using Matlab Parallel Programming Environment
(IEEE, 2010)Transient Stability Assessment (TSA) is the major part of Dynamic Security Assessment (DSA) in an electric power system. On-line TSA has gained more importance for power system security in last two decades. The decreasing ... -
Parallel Implementation Of Iterative Rational Krylov Methods For Model Order Reduction
(IEEE, 2010)Model order reduction (MOR) techniques are getting more important in large scale computational tasks like large scale electronic circuit simulations. In this paper we present some experimental work on multiprocessor systems ... -
A critical analysis of current legal developments on the political participation of minorities in Turkey
(2010)This is a follow-up article to the one published in the IJMGR half a decade ago (Vol. 12 2005). Although there have been domestic and international legal cases that are directly concerned with the political participation ... -
Gravitational search algorithm for post-outage bus voltage magnitude calculations
(2010)Branch outage problem is one of the key problems in power system security analysis. This paper solves branch outage problem using a bounded approach. Local constrained optimization problem in the bounded approach is solved ... -
A spectral divide and conquer method based preconditioner design for power flow analysis
(2010)Power system simulations most of the time require solution of a large sparse linear system. Traditional methods such as LU decomposition based direct methods are not suitable for parallelization in general. Thus Krylov ... -
Harmony search method based parallel contingency analysis
(2010)Power system security management is one of the key problems in power system analysis. Power system management center operators need to simulate contingencies as fast as possible and take the remedial actions in time. These ... -
Comparison of Cost-Free Computational Tools for Teaching Physics
(IEEE, 2010)It is widely accepted that it is quite difficult to engage today's students, from high schools to university, both in educational activities in class and "teaching" them physics due to their prejudices about the complexity ... -
Sparsity Preserving Computation for Spectral Projectors
(Amer Inst Physics, 2011)Several areas of applications such as model order reduction preconditioner design and eigenvalue problems for spectral projectors can be found in the literature. In this paper a fast and sparsity preserving approach for ... -
Trends in social media application: The potential of Google+ for education shown in the example of a bachelor's degree course on marketing
(Springer, 2011)Google Plus has the potential to improve students' collaboration through circles conduct research for projects with sparks improve the student-instructor relationship by using this kind of social media to get in touch with ... -
Post-outage state estimations for outage management
(IFAC Secretariat, 2011)Real time outage information is required to the utility operators for outage management process. In addition to some basic information regarding the outage post-outage system status will help to improve the response to ...