optimal design of dc machine
Báo cáo hóa học: " The Optimal Design of Weighted Order Statistics Filters by Using Support Vector Machines" doc
... determining the optimal hyperplane.4. SUPPORT VECTOR MACHINES FORDICHOTOMOUS WOS FILTERS4.1. Linear support vector machines fordichotomous WOS filtersIn the above section, the new approach of designing ... 0.(29)Now, we formulate the optimal design of WOS filters asthe following constrained optimization problem.Given the training samples{(Xi, mi)}Li=1,findanoptimalvalue of the weight vector ... borders of margin of separation, arespecified on (4). According to (4), the optimal separating hy-perplane is the maximal margin hyperplane with the geomet-ric margin 2/w. Hence, the optimal...
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Tài liệu Steady State Operation of DC Machines pptx
... already mentioned, DC machines used to be in the past the major source of DC power. In order to produce electric power DC machines were operated as generators.Nowadays, however, use of DC generators ... Engineering E Levi, 20011STEADY STATE OPERATION OF DC MACHINES1. INTRODUCTIONElectric DC machines, as indeed any other type of electric machine, can be used toeither produce electric energy ... more rare. DC power isobtained instead by means of power electronic converters. The remaining applications of DC machines are today restricted to motoring. In this operating regime a DC machine...
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Chapter 15 introduction to the design of electric machinery
... INTRODUCTIONThe majority of this text concerns the analysis of electric machinery and drive systems. The focus of this chapter is the use of these concepts for design. In particular, the design of a permanent-magnet ... & Sons, Inc.INTRODUCTION TO THE DESIGN OF ELECTRIC MACHINERY15 616 INTRODUCTION TO THE DESIGN OF ELECTRIC MACHINERYhowever, no design is better than any of the others in both mass and loss. ... (15.3-3) FORMULATION OF DESIGN PROBLEM 60915.9. FORMULATION OF DESIGN PROBLEMAt this point, we are ready to consider the design of the machine. There are many ways to formulate the design problem....
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Báo cáo khoa học: "DESIGN OF A MACHINE TRANSLATION SYSTEM " pptx
... style of the sublanguage is distin- guished by cc~plex nominal dependencies with va- rious levels of coordination. In addition, most sentences are inoc~lete in that they consist of a series of ... This software tool not only allows for the separation of data and algorithms but also provides great flexibility in the organization of grammars and subgrammars, and in the control of the ... 1% of the corpus. A ccr~parison with the statistics of the French and Italian translations reveal approximately the sane distri- bution except for infinitival venbs. The higher frequency of...
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Optimal Design of a Hybrid Electric Car with Solar Cells pptx
... of the Design Variables for a Hybrid Electric Car with Solar Cells, Proc. of METIME Conference, June 2-3, 2005, University of Galati, RO. [19] Ahman M. (2001), Primary Energy Efficiency of ... Optimal Design of a Hybrid Electric Car with Solar Cells I.Arsie, M.Marotta, C.Pianese, G.Rizzo, M.Sorrentino Department of Mechanical Engineering, University of Salerno, ... studies of the UK government report that about 71% of UK users reaches their office by car, and 46% of them have trips shorter than 20 min., mostly with only one person on board [16]. In spite of...
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distillation theory and its application to optimal design of separation units
... optimization of the operating and design pa-rameters of these columns and complexes (optimal design calculations). Methods of the general geometric theory of distillation, encoded in software, provide ... both problems. The creation of this book necessitatedthe development of DistillDesigner software that allowed us to refine, check, andconfirm the algorithms of optimal designing and also to provide ... the stage of determination of optimum reflux ratios and thequantity of column trays. The geometric theory of distillation makes it possible todevelop the general methods of calculation of minimum...
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Báo cáo hóa học: " Research Article Optimal Design of Uniform Rectangular Antenna Arrays for Strong Line-of-Sight MIMO Channels" pdf
... systems, because the optimal design isdependent on the Tx-Rx distance and on the orientation of the two URAs. Furthermore, we include an analysis of the in-fluence of nonoptimal design, and analytical ... if the design deviates from the optimal as given in Section 4? In our analy-sis of nonoptimal design, we make use of {βij}.Fromabove,we know that the optimal design, requiring the smallest ... is of importance with respectto design. Further, we investigate the influence of nonoptimal design, and derive analytical expressions for the singular values of the LOS matrix as a function of...
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Báo cáo hóa học: " Research Article Optimal Design of Nonuniform Linear Arrays in Cellular Systems by Out-of-Cell Interference Minimization" ppt
... tackled the problem of optimal design of linear arrays in a cellular systems under the assumption of Gaussian interference. Two design problems are considered:maximization of the ergodic capacity ... localization of transmitters basedon the estimation of direction of arrivals.REFERENCES[1] J. H. Winters, J. Salz, and R. D. Gitlin, “The impact of antennadiversity on the capacity of wireless ... η of user and interferers. Problem1 is relevant for fixed system with a known layout at the time of antenna deployment. Moreover, its solution will bring in-sight into the structure of the optimal...
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Báo cáo hóa học: " Optimal Design of Noisy Transmultiplexer Systems Huan Zhou1 and Lihua Xie2" docx
... 10.1155/ASP/2006/64645 Optimal Design of Noisy Transmultiplexer SystemsHuan Zhou1and Lihua Xie21Signal Processing Group, Institute of Physics, University of Oldenburg, 26111 Oldenburg, Germany2School of ... the channel noise of variance σ2r= 0.09 andσ2r= 0.9 (in this case, corresponding to the SNRc of 20 dBand 10 dB, resp.), we design the receivers by the optimal H2 design (Theorem 1 )withanH∞crosstalk ... the form of (14)(forj= 0, 1, ,M− 1) can be designed such that the error system E in theform of (23) is stable and its H2norm is minimized.Formally, as is well known, the H2norm of E is...
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DESIGN OF ROTATING ELECTRICAL MACHINES pdf
... Reluctance Machines 4007.3 DC Machines 4047.3.1 Configuration of DC Machines 4047.3.2 Operation and Voltage of a DC Machine 4057.3.3 Armature Reaction of a DC Machine and Machine Design 4097.3.4 ... SymbolsDrouter diameter of the rotor [m]Driinner diameter of the rotor [m]Dsinner diameter of the stator [m]Dseouter diameter of the stator [m]D1–D2 series magnetizing winding of a DC machine d thickness ... Jokinen, whohas spent decades in developing the Finnish machine design profession. An important view of electrical machine design is provided by Professor Val´eria Hrabovcov´a from Slovak Republic,which...
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catalyst design optimal distribution of catalyst in pellets, reactors, and membranes
... (2.98)The selectivity of the Mth component (reactant) towards the Nth component(product) is defined as the ratio between the rate of production of component Nand the rate of consumption of component ... M:SNM=10a(s)Jj=1νNjφ2jfj(u,θ)snds10a(s)Jj=1νMjφ2jfj(u,θ)snds. (2.99)The yield of desired product N with respect to reactant M is defined as the ratiobetween the actual rate of production of component N and the rate of consump-tion of reactant M which ... which decrease the concentra-tion of DCE along the depth of the pellet. An active layer placed at subsurfacelocations is exposed to a lower concentration of DCE than is a surface catalyst.This...
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Design of machinery mechanisms and machines 2nd ed
... engineering educationand of the text Machine Design: An Integrated Approach. He is a Fellow of the Ameri-can Society of Mechanical Engineers and a member of the Society of Automotive Engi-neers. ... engineeringwith emphasis on design, kinematics, and dynamics of machinery. He is the author of numerous technical papers and journal articles covering kinematics, dynamics of machin-ery, carn design and manufacturing, ... production machinery. He holds 13 U.S. patents.Norton has been on the faculty of Worcester Polytechnic Institute since 1981 and iscurrently professor of mechanical engineering and head of the design...
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the handbook of human-machine interaction a human-centered design approach
... the Laboratory of Design for Cognition. Professor Lahlou's current research interests are in the application of social sciences to the real world, and especially the design of human-friendly ... School of Industrial Design of the University of Montreal. She is doing her thesis on the autotelic experience, which is a dimension of the user experience. She is currently co-teaching a design ... eects of sleep loss 37017.3 Relative risk of a fatigue-related fatal truck crash as a function of time of day 37117.4 Relative risk of a fatigue-related fatal truck crash as a function of hours...
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Design of Machinery pdf
... continuity of the cam design at the segmentinterfaces. The values of each function at the beginning and end of each segment aregrouped together for easy viewing. The fundamental law of cam design ... display of out-put data in the form of tables and plots. All the programs are designed to be user friendlyand reasonably "crashproof." The author encourages users to email reports of any ... one sets out to design a piece of new equipment.First, he visualizes a series of complete machines with gaps where the problem or un-known areas are. During this time, a number of directions...
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