نتایج جستجو برای: generation reliability

تعداد نتایج: 493499  

This study based on investigation for integration wind power into conventional power system with its impact on fossil fuel generators and their generation management. Wind power as environmental friendly energy source can reduce the operational cost of the system due to considering no cost for energizing the generator in comparing with fossil fuel generators. However due to unpredictable nature...

ژورنال: طب کار 2017
امینائی, فاطمه, حبیبی, احسان اله, دهقان شهرضا, حبیب اله, مهکی, بهزاد, نوری, ابوالقاسم, کریمی, عظیم,

Introduction: Investigations show that the scattering of accidents in individuals is not the same, and three quarters of all accident occur to one quarter of accident prone individuals. The aim of the study was to design and validate a questionnaire for screening out the accident prone individuals. Methods: This study in 5 stages of item generation, content validity assessment, reliability, ...

2004
John A. Chandy

With the deployment of larger and larger distributed storage systems, data reliability becomes more and more of a concern. In particular, redundancy techniques that may have been appropriate in small-scale storage systems and disk arrays may not be sufficient when applied to larger scale systems. We propose a new mechanism called delayed parity generation with active data replication (DPGADR) t...

2009
Ayman B. Attya Yasser G. Hegazy Mahmoud A. Mostafa

The research work done in this paper is directed into two main routes. The first one is evaluating the impact of different conventional and renewable types of generation techniques on distribution systems’ reliability. The second route is developing an appropriate algorithm to model the operation schedules of distributed generators to obtain realistic and applicable reliability analysis for dis...

2004
Saeed Mohammadi Dimitris Pavlidis Burhan Bayraktaroglu

Self-aligned AIGaAdGaAs Single HBTs were fabricated using different epilayers with identical layer structure and processing technology. These HBTs manifested different long-term reliability characteristics despite their identical device design and similar DC characteristics. The low-frequency noise characterization of these devices revealed generation-recombination centers with activation energ...

2015
Fang-Fang Li Jun Qiu Enrico Sciubba

To maximize annual power generation and to improve firm power are important but competing goals for hydropower stations. The firm power output is decisive for the installed capacity in design, and represents the reliability of the power generation when the power plant is put into operation. To improve the firm power, the whole generation process needs to be as stable as possible, while the maxi...

Journal: :Advanced Engineering Informatics 2005
Sandro Saitta Benny Raphael Ian F. C. Smith

A system identification methodology that makes use of data mining techniques to improve the reliability of identification is presented in this paper. An important aspect of the methodology is the generation of a population of candidate models. Indications of the reliability of system identification are obtained through an examination of the characteristics of the population. Data mining techniq...

2007
R K Saket R C Bansal G Singh

This paper describes a new methodology based on peak load consideration for reliability evaluation of a generation system. The methodology has been developed using Simpson’s (1/3) rule for loss of load probability (LOLP) evaluation. Load models are considered as straight line and stepped load duration curve for reliability evaluation. The LOLP evaluation is based on peak load consideration. The...

2005
Sandro Saitta Benny Raphael Ian F.C. Smith

A system identification methodology that makes use of data mining techniques to improve the reliability of identification is presented in this paper. An important aspect of this methodology is the generation of a population of candidate models. An indication of the reliability of system identification can be obtained through an examination of characteristics of the population. This paper presen...

Journal: :نشریه دانشکده فنی 0
دکتر بوذرجمهر قاسمی

in this paper, the probable methods of generating electrical power by using different methods and different sources of energy in year of 1990 -2000 are examined , the initial capital costs and reliability of the methods are compared with the conventional turbogenerator. this particular time may not be sufficient to explor the new ideas, but is enough to complete the known methods. it seem that,...

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