structure of power systems and few other aspects

... Optimization of Maintenance Schedules and Extents for Composite Power Systems , IEEE Transactions on Power Systems, v 24, n 4, Nov 2009, p 1694-1702 [3] F Yang and C.S Chang, “Optimisation of Maintenance ... uncertainties of measurement and humanjudgment, and so on In particular, the offshore power systems are often remotely located and their access for data acquisition, inspection and maintenance may be ... uncertainties and variations occur continually, which can degrade the reliability and cost-effective maintenance scheduling of power systems Such degradations can be more pronounced for off-shore power systems...

Ngày tải lên: 10/09/2015, 15:53

... with large and complex power systems Modern software for Transient Analysis of Power Systems: Solution Techniques, Tools and Applications transient analysis incorporates powerful and friendly ... Analysis of Power Systems: Solution Techniques, Tools and Applications Protection Systems: Protection systems are critical power system components and their behaviour is an important part of power ... solution of power systems and control systems, they provide an overview of simulation tools and methods for the computation of electromagnetic transients, including practical examples, and they...

Ngày tải lên: 28/11/2016, 14:03

... characteristics of reactive power sources and load The real and reactive power models of generator, transmission line, compensator and load are also presented The reliability evaluation techniques and load ... capacitive and inductive reactive power for a power system A reactive power compensator is usually connected between a bus and ground There are static and dynamic Var compensators in power systems ... violations and generation adequacy If the total real Pk is the available real power capacity of generator k, Qk is power generation is sufficient for the total demand and the reactive power capacity of...

Ngày tải lên: 03/01/2014, 19:39

... operation of the Bank rests with a Board of Directors, which consists of fifteen members: • the governor (currently Mark Carney, who is the chief executive officer and chairman of the Board of Directors) ... for the regulation of Canada’s deposit-based financial institutions Copyright  2011 15 - Origins of The Bank of Canada II Copyright  2011 15 - Formal Structure of the Bank of Canada I • Responsibility ... offices in Toronto, Vancouver, Calgary, Montreal, and Halifax • Unlike a private bank that operates in pursuit of profit, the Bank of Canada is responsible for the country’s monetary policy and...

Ngày tải lên: 05/01/2014, 16:57

... atoms: Ct of the C-terminus, Cc of Asp and Cd of Glu, and Og of Tyr Positive unit charges were added at the following atoms: Nt of the N-terminus, Nf of Lys, Cf of Arg, and Nd or Ne of His (depending ... characteristics of RIIa D/D using the final ensemble of 24 structures and the best structure Figure 4A, shows the backbone and the hydrophobic side chains (depicted in green) of the final ensemble of 24 structures ... (Fig 1) These structures possess a topology where helices I and II of monomer 1, and helices I¢ and II¢ of monomer 2, are intertwined We call this a top-bottom structure The inset of Fig shows...

Ngày tải lên: 08/03/2014, 22:20

Ngày tải lên: 31/03/2014, 15:21

... where A and B m a y be ~b or any unit, A ~ B; X and Y may be matrices (strings of units), and Z and W may be thought of a brackets labelled with syntactic categories such as 'S' or 'N' and so ... syllable structure, tone, and articulatory gestures The underlying and surface forms are both drawn from the same class of structural descriptions, which consist of both segmental strings and autosegmental ... first described in SPE (Chapter of Kenstowicz and Kisseberth (1979) contains a less technical summ a t y of the SPE system and a discussion of subsequent modifications and emendations to it.) L e...

Ngày tải lên: 31/03/2014, 18:20

... 11times increase of bandwidth In the 802.11b protocol, the same spreading gain of 11 is applied against out-ofband interferers However, PBOA assumes only a single band transmission and is thus naturally ... transmission of an RTS and a CTS signal The second part of the frame is used for the transmission of data Notice that no additional acknowledgment is assumed by the authors of [3] Before the Page of 13 ... will go to backoff and turn into a potential receiving node until the end of the frame with the probability of - p In Figure T 1, T and T3 are not successful during the first minislot of the contention...

Ngày tải lên: 21/06/2014, 03:20

... the systems are proposed The integrability of quasihomogeneous planar systems is studied in [1, 3], and the existence of a link between the Kowalevskaya exponents of quasihomogeneous systems and ... 7, 8] and using by the invariant manifolds of the systems [6] As we know, the existence of inverse integrating factors gives a lot of information on dynamics, integrability of the systems and so ... integrability of autonomous systems and quasihomogeneous polynomial systems; for more details see [1–6] In [5], several techniques for searching first integrals of nth autonomous systems by using...

Ngày tải lên: 22/06/2014, 19:20

Ngày tải lên: 05/08/2014, 15:20

Ngày tải lên: 05/08/2014, 15:20

... Total RESULTS AND DISCUSSION 3.1 Typology of the poultry production systems The scale of poultry breeding and the type of poultry races are really diversified in each ecological zone of Long An ... 3.3 Structure of the poultry flock According to result of research in Long An and Ha Tay Provinces, 53% of poultry farms raise chicken and ducks together on the same surface, there are 80% of ... collection of official data concerning the poultry production from the reports of the Department of Livestock Production (DLP), FAO, the General Statistics Office (GSO), the Veterinary Services and...

Ngày tải lên: 06/08/2014, 18:22

... elements of Γ \ Γ6 Then exactly two coordinates of x are non-zero, say xi and xi , and exactly two coordinates of y are non-zero, say yj and yj If {i, i } ∩ {j, j } = ∅ then (x|y) = and x and y ... automorphism of ∆, and hence to an automorphism of Γ Returning now to the E7 case, we note each of these automorphisms is actually an extension of an automorphism of ∆(E6 ) For i ≤ this is clear, and ... v5 Each of these is a permutation of the symbols coordinates of V If we call these permutations a, b and c, respectively, we see that a, bab, cbabc and cac are the standard generators of the...

Ngày tải lên: 07/08/2014, 21:20

... the goodness of fit index (GFI), the χ2 goodness of fit test and the root mean square error of approximation (RMSEA) [37] There are a variety of guidelines for interpreting the fit of a specific ... five-component structure of the parent-report SDQ and extracted a stable three-factor model consisting of externalising problems, internalising problems, and a positive behaviour factor A Dutch study of ... properties of a Swedish version of the "Strengths and Difficulties Questionnaire" Eur Child Adolesc Psychiatry 1999, 8:63-70 Ronning JA, Handegaard BH, Sourander A, Morch WT: The Strengths and Difficulties...

Ngày tải lên: 08/08/2014, 23:21

... Bureau of Sport Fisheries and Wildlife, and the Bureau of Land Management of the United States Department of the Interior, the Corps of Engineers of the United States Army of the Department of Defense, ... highest and best use of land and resources is more profitable to mankind than unplanned development 6) The police power of the state, the ultimate sovereignty of the people, and the maintenance of ... compatible and can result in the harmonious, beneficial development of land and resources © 2006 by Taylor & Francis Group, LLC Recognizing the limited availability of land itself and the place of land...

Ngày tải lên: 10/08/2014, 20:20

... conditions, and other factors such as training, but is unlikely to reliably exceed ten in many situations and may be much lower Knowledge of these and many other aspects of visual and auditory ... size and movement of various parts of the body are important to proper design of a wide variety of furnishings and equipment, from chairs to work areas The proper display of information is another ... way as other tests for the evaluation of the effect of environments on performance Tests of this sort may be divided into tests of general ability, tests of specific ability, and tests of personality...

Ngày tải lên: 10/08/2014, 20:20

... know as modelling and optimization The focus of this handbook is to propose a selection of articles that outline the modelling and optimization techniques in the field of power systems when applied ... 33 Anders Gjelsvik, Birger Mo, and Arne Haugstad Dynamic Management of Hydropower-Irrigation Systems 57 A Tilmant and Q Goor Latest Improvements of EDF Mid-term Power Generation ... summation of power flows leaving buses x and j to zero FACTS Devices FACTS provide additional degrees of freedom in the power network operation by allowing control of bus voltages and power flows...

Ngày tải lên: 19/08/2014, 11:46

... moment of inertia K ii Stiffness matrix of internal DOFs of a substructure Lt Length of an acceleration time history L Length m Mass per unit length M ii Mass matrix of internal DOFs of a substructure ... structural systems such as high-rise buildings, long-span bridges and offshore platforms often require inspection and maintenance for purpose of sustainable and safe usage The state of these large structures ... Holland (Holland 1975) The structure of a standard GA is shown in Figure 1.3 Initially, the standard GA approach starts with a number of individuals, called chromosomes, of a population randomly...

Ngày tải lên: 11/09/2015, 10:00

... lower cost of power as well as improved reliability and additional security of supply Utility can use DERs to defer expansion of the transmission and distribution infrastructure, reduce power system ... part of this chapter provides the background information of this research Power system restructuring, the fast boost of distributed energy resources (DERs), and the different targets of DER and ... utilized in 10 Chapter OVERVIEW OF DISTRIBUTED GENERATION different applications, including standby power, combined heat and power (CHP), peak shave, grid support, and as a stand-alone system 2.1.2 Benefits...

Ngày tải lên: 30/09/2015, 14:16

... Professor and Researcher of the National School of Statistical Sciences of the Brazilian Institute of Geography and Statistics and of the Department of Economic Evolution of the University of ... Growth and Crisis, Social Structure of Accumulation Theory and Analysis PART ONE: SOCIAL STRUCTURE OF ACCUMMULATION http://ssagalway.blogspot.com 30/538 30/538 Growth and Crisis, Social Structure of ... Growth and Crisis, Social Structure of Accumulation Theory and Analysis the problem of the existence of a coherent set of institutions in the absence of strong growth by postulating the existence of...

Ngày tải lên: 14/02/2017, 11:28