Filters








348,984 Hits in 3.5 sec

Modeling and analysis of the effects of QoS and reliability on pricing, profitability, and risk management in multiperiod grid-computing networks

Jose M. Cruz, Zugang Liu
2012 Decision Support Systems  
The proposed framework allows for the modeling and theoretical analysis of Computational Grid Markets that considers a non-cooperative behavior of decision-makers in the same tier of the grid computing  ...  How do system reliability levels influence the pricing of the services in a competitive environment?  ...  Moreover, we assume that QoS is a function of the individual decision-maker's system reliability. In [55] present many models for measuring reliability of grid computing system.  ... 
doi:10.1016/j.dss.2011.10.012 fatcat:3e6iwva6lndczpfe6evndtqofu

A Quantum Computing Framework for Complex System Reliability Assessment [article]

Shutang You
2021 arXiv   pre-print
This paper proposed a framework based on quantum computing for reliability assessment of complex systems. The 'Quantum Twin' concept was also proposed.  ...  The framework can be used to accelerate the reliability assessment of large-scale complex systems, which could take much computation time for classical computers to achieve accurate results.  ...  Figure 2 shows a comparison between the classical reliability analysis and quantum computing based reliability analysis of power systems.  ... 
arXiv:2012.03919v2 fatcat:jd6d4mc36vantipqokgyd4hnoa

QoS Based User Driven Scheduler for Grid Environment

Sanjay Patel, Madhuri Bhavsar
2011 Advanced Computing An International Journal  
system is different from conventional distributed computing systems by its focus on large scale resource sharing, where processors and communication have significant inuence on Grid computing reliability  ...  QoS based User Driven scheduler for grid also provides reliability of the grid systems and increase the performance of the grid to reducing the execution time of job by applying scheduling policies defined  ...  ( 70-79% ) 4) Low Reliability ( 60-69% ) 5) Poor Reliability ( 59-0% ) PERFORMABILITY ANALYSIS Grid systems are often able to survive the failure of one or more components and continue to provide service  ... 
doi:10.5121/acij.2011.2102 fatcat:ejarmnun7jaavoyxzruexeiolq

Reliability Modeling for the Advanced Electric Power Grid: A Proposal for Doctoral Research

Ayman Z. Faza, Sahra Sedigh, Bruce M. McMillin
2009 2009 33rd Annual IEEE International Computer Software and Applications Conference  
The advanced electric power grid is a cyber-physical system comprised of physical components such as power generators and transmission lines, and cyber components that control the operation of the grid  ...  The objective of the proposed doctoral research is to develop a reliability model for the grid that reflects interdependencies among cyber and physical failures, through capturing the semantics of the  ...  Acknowledgment The authors wish to acknowledge the support of the Missouri S&T Intelligent Systems Center.  ... 
doi:10.1109/compsac.2009.104 dblp:conf/compsac/FazaSM09 fatcat:e7f2qabl7bc27hvyycgnwibkyq

Modeling and Analysis of Grid Service Reliability Considering Fault Recovery

Suchang Guo, Hong-Zhong Huang, Yu Liu
2011 New generation computing  
To improve grid service reliability, this paper studies a fault recovery technique in grid systems and conducts in-depth research on grid reliability modeling and analysis with fault recovery.  ...  tasks that may require several days or even months of computation.  ...  reliability analysis and evaluation. 6) The extreme complexity of grid system makes it highly difficult to achieve high service reliability.  ... 
doi:10.1007/s00354-009-0114-8 fatcat:xp3knypub5g2nbsp5dq7xl7qea

Multidimensional QOS Oriented Task Scheduling in Grid Environments

Amit Agarwal, Padam Kumar
2011 International Journal of Grid Computing & Applications  
His current area of interest is computer architectures, multiprocessors, grid computing, fault tolerant computing, and real time multiprocessor systems. He is a member of the IEEE.  ...  The experimental analysis and results show that the AQuA algorithm is able to utilize the highly available resources in grid and therefore increases the reliability to successfully execute applications  ...  These constraints have major impact on the performance of scheduling applications in grid computing systems.  ... 
doi:10.5121/ijgca.2011.2103 fatcat:vmw3tq4ezjfizg26imbqvzgazq

Development and Application of Power Grid Planning Assistant System Based on GIS Platform

Bo JIANG, Zi-an SUN, Bin ZOU, Qi JIANG
2017 DEStech Transactions on Computer Science and Engineering  
Aiming at the status the grid planning mainly based on history, combined with the experience of experts to make planning, this paper establishes a system based on GIS platform, which has a good use of  ...  power flow analysis and simulates after planning.  ...  analysis basis for power grid planning, but the current power flow analysis still has a lot of defects in accuracy and reliability  ... 
doi:10.12783/dtcse/aita2017/16020 fatcat:hkv2oq65ojc5bg7py3shmovo24

An Overview of Trust Models for Resource Selection in Grid Computing

Vivekananth. P
2010 International Journal of Computer Applications  
The effective and competent exploitation of grid computing services needs sophisticated and secured resource management systems.  ...  Grid computing is distributed computing taken to the next evolutionary level. It facilitates the sharing of computer resources, allowing users to discover and use remote resources.  ...  So allowing reliable transactions plays a vital role in grid computing.  ... 
doi:10.5120/782-1106 fatcat:k6wba2qy7festjhuczfizu4mp4

Using replication and checkpointing for reliable task management in computational Grids

Sangho Yi, Derrick Kondo, Bongjae Kim, Geunyoung Park, Yookun Cho
2010 2010 International Conference on High Performance Computing & Simulation  
In grid computing systems, providing fault-tolerance is required for both scientific computation and file-sharing to increase their reliability.  ...  In previous works, several mechanisms were proposed for grid or distributed computing systems.  ...  The following is a system model used for our reliability analysis on the grid computing environments.  ... 
doi:10.1109/hpcs.2010.5547140 dblp:conf/ieeehpcs/YiKKPC10 fatcat:ay26se4r6ndfvhg4gna4yhi2pe

Heuristic remedial actions in the reliability assessment of high voltage direct current networks

Mario A. Rios, Maria F. Perez
2021 International Journal of Power Electronics and Drive Systems (IJPEDS)  
The CIGRE B4 DC grid test system is used for evaluating the reliability/adequacy performance by means of the proposed methodology in this paper.  ...  <p>Planning of high voltage direct current (HVDC) grids requires inclusion of reliability assessment of alternatives under study.  ...  The typical reliability analysis of HVDC systems focuses on evaluating the reliability performance of a HVDC link; but not for evaluating the performance of a HVDC grid. Thus, Guo et al.  ... 
doi:10.11591/ijece.v11i6.pp4622-4633 fatcat:zw4yhtwx7vgvxd6tkv5oeua7ii

Study on Reliability Evaluation Method Based on Improved Monte Carlo Method

Jun Liu, Fan Yang, Lijia Ren, Q. Huang, M. Kolhe
2018 E3S Web of Conferences  
Also, comparative analysis is made on the effect of power distribution network grid structure etc. on the user's power supply.  ...  Finally, suggestions for improving power distribution network reliability are given from equipment reliability, grid structure.  ...  the basic steps of Monte Carlo method to assess power system reliability According to the above theory, Monte Carlo method is mainly composed of three parts: system state sampling, system state analysis  ... 
doi:10.1051/e3sconf/20186404008 fatcat:ybywmce4dnevpmmstj43ik7vtm

Soft Computing Techniques for Dependable Cyber-Physical Systems

Muhammad Atif, Siddique Latif, Rizwan Ahmad, Adnan K. Kiani, Junaid Qadir, Adeel Baig, Hisao Ishibuchi, Waseem Abbas
2019 IEEE Access  
We present a comprehensive contemporary review of soft computing techniques for CPS dependability modeling, analysis, and improvement.  ...  In this regard, soft computing is an emerging paradigm that can help to manage the unreliability of CPS by using techniques, including fuzzy systems, neural networks, evolutionary computation, probabilistic  ...  Soft computing has been used in aiding reliability and dependability analysis of systems as well. Soft computing cannot be a substitute for other rigorous methods of reliability analysis.  ... 
doi:10.1109/access.2019.2920317 fatcat:2fzbaxsknfbylhcky4qxmj2a64

Computational challenges and analysis under increasingly dynamic and uncertain electric power system conditions

S. Grijalva
2012 2012 IEEE Power and Energy Society General Meeting  
This task is developing real-time PMU-based tools for helping operators with operational reliability issues: a) System loadability condition monitoring, b) Transient stability analysis, and c) Real-time  ...  Designing and building larger and faster computers and faster communications will not be sufficient to solve the computational problems of the future grid.  ...  The role of computational systems in the future grid is illustrated in Figure 1 , which highlights the following areas: an emerging grid, massive new data, advanced computation, and decision-making (automatic  ... 
doi:10.1109/pesgm.2012.6344771 fatcat:7xjyk44ltndkjezvre6n4ysjiy

Resource Grouping in Grid Environment Towards the Availability and Reliability of Computing Service

Major Singh, Lakhwinder Kaur
2013 Journal of Advanced Computing  
This paper proposes a grid computing system that achieves a consistent availability in order to achieve a reliable application execution.  ...  Intermittent availability of grid resources results in delays or failures of application execution. Hence, the reliability of application execution declines.  ...  An Analysis of Reliability and Availability The availability and reliability of the proposed and replicated computing systems are modeled using repairable and non-repairable Markov models (Dhillon, 2006  ... 
doi:10.7726/jac.2013.1001 fatcat:fflpegw62fe5npaslaxqpsdjhm

An Overview on Reliability Analysis and Evaluation Methods Applied to Smart Grids

Melih BİLGEN, Necmi ALTIN
2021 Gazi Üniversitesi Fen Bilimleri Dergisi  
As power system technology and computer science improving, the concept of smart grids begins to take part in our lives. Therefore, it is very essential to make reliability analysis for smart grids.  ...  The application area of reliability analysis is very wide. Any product\ system or service including smart grids can be subject of the reliability analysis.  ...  Several reliability analysis methods are given for wide range of smart grid applications such as protective systems in smart grid infrastructure, smart grid wireless communications system to support demand  ... 
doi:10.29109/gujsc.981235 fatcat:6qz3ay4s6fehblpwrymrtk7tp4
« Previous Showing results 1 — 15 out of 348,984 results