design of reference tracking controllers for lpni systems

... opti-of the piecewise nature opti-of PWL systems and the effect opti-of disturbances under such astructure One key problem in the controller design for PWLBD systems is the lack ofconvexity of ... sets play an important role for the controller design of constrainedPWLBD systems One of the contributions of this thesis is the development of sev-eral algorithms for computing disturbance invariant ... 4TABLE OF CONTENTS iii1.4.1 Multi-mode MPC Controller for Constrained LBD Systems 7 1.4.2 Controller Design for Constrained PWLBD Systems 8 1.4.3 Computations of Disturbance Invariant Sets for...

Ngày tải lên: 11/09/2015, 14:29

... the performance of a conventional DMT timing recovery scheme designed for LTI channels has been assessed when employed over indoor power lines The two main causes that limit the performance of the ... channels, their performance can be seriously degraded [8] This inferior performance has a twofold origin: the short-term variations of the channel response and the jit-ter of the sampling process ... shortcomings of the con-ventional strategies designed for DMT systems that operate in LTI channels are firstly revisited [8] This analysis sug-gests two direct improvements: to design a phase...

Ngày tải lên: 22/06/2014, 20:20

... mobile applications, and for lower power in Combined Heat and Power (CHP) systems Direct methanol + 20–90°C Suitable for portable electronic systems of low power, running for long times Phosphoric ... adsorbed on the undoped ZnO (1010) Trang 119 Figure 17.The analysis of partial density of state (PDOS) of s and p orbitals of CO before adsorption (clean) and after adsorbed on undoped and Ti doped ... surfaces (bonded), respectively - 65   Figure 18 The analysis of partial density of state (PDOS) of dz 2 , dyz, and dxz orbitals of CO before adsorption (clean) and after adsorbed on undoped and...

Ngày tải lên: 01/12/2022, 21:32

... and materials) to each of its subordinate subsystems for their use in performing their assigned jobs The Planner sublevel—PL() submodules, j = 1, 2, ,N For each of the N subsystems, there exists ... suggests a canonical form Control systems based on the RCS have been built for a number of applica- tions Examples of a control system architecture and a world model database for an intelligent ... Trang 12 A Reference Model Architecture for Intelligent Systems Design James S Albus Robot Systems Division Manufacturing Engineering Laboratory National Institute of Standards and Technology...

Ngày tải lên: 26/01/2014, 07:20

... ANALYSIS AND DESIGN OF PRERAKE COMBINING SCHEMES FOR DIRECT SEQUENCE ULTRA-WIDEBAND MULTIPLE ACCESS SYSTEMSCAO WEI NATIONAL UNIVERSITY OF SINGAPORE 2007 Trang 2EXACT BER ANALYSIS AND DESIGN OF PRERAKE ... has shown that DS UWB systems outperform TH UWB systems in terms of BER performance,multiple access capability and achievable data rate Therefore, we concentrate on DS UWB systems in this thesis ... 403.5 The BER performance of the DS PAM UWB system under imperfect power control (P2 = 5P0 = 5P1), number of users is K = 3 . 41 Trang 14List of Figures3.6 The BER performance of the DS PPM UWB...

Ngày tải lên: 12/09/2015, 11:00

... 5.2.1 The Performance of Deadbeat Control under Constraints 82 5.3 Hysteresis Current Controllers 83 6 Comparison of Controllers Performance 86 6.1 Comparison of Controllers Performance ... highervalue of inductor for the common design is chosen, it will not have any adverse effect on the THD performance of the AC/DC configuration From former discussion, thesmaller of Cin in AC/DC ... switching frequency of converter Therefore, soft switching technique is employed for DC/DC operation of UPEC to increase the converter switching frequency and minimize the value ofinput inductance,...

Ngày tải lên: 29/09/2015, 12:52

... Furthermore, the design process is compounded by strong influ-ences of parasitic effects of different subsystems For example, the design of magneticcomponents such as inductors and transformers is ... beoptimal for the systems of the future New trends in the field of high and mediumpower systems use Distributed Power Systems instead of large and lumped powerconverters [2] These allow standardized designs ... Electronic Systems: DC-ACConverter Configurations YONGHONG JIANG A THESIS SUBMITTEDFOR THE DEGREE OF MASTER OF ENGINEERING DEPARTMENT OF ELECTRICAL & COMPUTER ENGINEERING NATIONAL UNIVERSITY OF SINGAPORE...

Ngày tải lên: 29/09/2015, 12:55

... Trang 14 Design of Structure-Based Hierarchies for Distributed Intelligent Control Dept of Electrical Engineering Dept of Electrical Engineering University of Missouri-Rolla The ... are composed of portions of the physical system An initial set of system components or portions 1s assumed to be available This set could consist of the control designer’s choice of actuators, ... speed of decision making in the hierarchy Lack of this information would result in long search methods for even a simple task, and it would be against the intent of a hierarchy This information...

Ngày tải lên: 17/10/2013, 19:15

... on given the state of the a r t , the only v i a b l e solution for the designer of software tools for MT, is to provide the linguists building the MT system with a generator of highly specialized, ... before a advantage that the presence of a software framework will provide a formal language for expressing the MT theory, either explicitly or heavy responsibility on the shoulders of the software ... has a set of functions which is fully determined by a set of primitive functions, a set of functional forms, and a set of definitions The main difference between FP systems and FFP systems is...

Ngày tải lên: 08/03/2014, 18:20

... the backbone to the study of combustion Design of practical combustion equipment, however, requires further information in the form of the rate of change of state This information is provided by ... 90 5.1 Importance of Chemical Kinetics 5.2 Reformed View of a Reaction 5.3 Reaction Rate Formula 5.3.1 Types of Elementary Reactions 5.3.2 Rate Formula for A + B → C + D 5.3.3 Tri- ... of Combustion or Heat of Reaction 3.4.6 Enthalpy of Formation 3.4.7 Entropy of Formation 3.4.8 Adiabatic Flame Temperature 3.4.9 Constant-Volume Heat of Reaction 3.5 Use of Property Tables 48...

Ngày tải lên: 23/03/2014, 15:20

... manager of this book, Ms Molly Kaliman for her hard effort and patience during the process of publishing the book “To my son Azuz” Ameenah N Al-Ahmadi, PhD Associate Professor of Physics Faculty of ... to complete the capping of the formed disk-like dots by growing a GaAs layer of total thickness of 100nm (Fig 3(d)) For morphological analysis of the QDs, extra layer of dots (surface dots) was ... the height of the dots in layer (b) Schematic diagram of the photoluminescence (PL) spectrum of such a stack of quantum dots InAs Quantum Dots of Engineered Height for Fabrication of Broadband...

Ngày tải lên: 26/06/2014, 23:21

... spectra of the CoFe2O4 / ZnO /SiO2, and the enlarged (333) diffraction of the CoFe2O4 films with different thicknesses 143 Figure In plane and out of plane hysteresis loops of the CoFe2O4 ... of peak (311); 80 Figure XRD spectra of the CoFe2O4 films with a thickness of 100nm deposited at different temperature on glass substrates 84 Figure XRD spectra of the CoFe2O4 ... Schematic diagram of diffraction and imaging mode of the TEM[10] 42 Figure Schematic diagram of the bright field mode for TEM 43 Figure Schematic diagram of the dark field mode for TEM ...

Ngày tải lên: 09/09/2015, 10:15

... density The correlation of a and b in terms of other properties of a substance is an example of the use of an empirically modified theoretical form Empirical extension of theory can often lead to a correlation ... engineers often require the properties of gases and liquids The chemical or process engineer, in particular, finds knowledge of physical properties of fluids essential to the design of many kinds of products, ... others Fortunately, the result is often adequate for engineering purposes, in spite of the large measure of empiricism incorporated in so many of the estimation procedures and in spite of the...

Ngày tải lên: 17/03/2014, 14:01

... Equations of State for Mixtures / 5.8 Analytical Equations of State for Mixtures / 5.12 Nonanalytic Equations of State for Mixtures / 5.18 Discussion of Mixture Equations of State / 5.22 Densities of ... THE PROPERTIES OF GASES AND LIQUIDS Bruce E Poling Professor of Chemical Engineering University of Toledo John M Prausnitz Professor of Chemical Engineering University of California at Berkeley ... density The correlation of a and b in terms of other properties of a substance is an example of the use of an empirically modified theoretical form Empirical extension of theory can often lead to a correlation...

Ngày tải lên: 01/04/2014, 10:10

... 3.7 Schematics of an X-ray diffractometer 34 Fig 3.8 Schematics of total reflection of X-ray 35 Fig 3.9 Schematics of the SEM 36 ix List of Figures Fig 3.10 Schematics of atomic force microscopy ... PROPERTIES OF FERROMAGNETIC NANOSTRUCTURES LIU XINMING (M.Eng, HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT OF ELECTRICAL ... field of continuous films as a function of n 56 Fig 4.6 (a) Hysteresis loops of pre-patterned [Co(0.5 nm)/Pd(3 nm)]12 structures as a function of d (A plot of Hs1 and Hs2 as a function of d is...

Ngày tải lên: 10/09/2015, 09:10

... me to design most of the current research work I would like to express my gratitude to Prof T Venkatesan, greatly called as Prof Venky for his supervision Apart from research I must say Prof Venky’s ... spacing of (100) STO of 0.39 nm (c) AFM topography image of the STO (110) surface after treatment.(d) AFM height profile showing the step height is equal to a unit cell spacing of (110) STO of 0.278 ... range of 2-20 K Figure 5.13: (a) Out -of- plane MR measured at different temperatures for 12 uc NAO/STO sample Inset: scaling of MR at T with temperature for negative MR part (b) MR (out of plane)...

Ngày tải lên: 10/09/2015, 09:11

... Intensities are unnormalized, for offset for clarity 63 Figure 3.5 d-spacings of (100), (200) and (010) as a function of temperature (010) spacing of rrP3HT of 3.76Å is also shown ... infinite dilution for each no For typical solution concentration of 10−20 mg/mL, nearly half of the chains exist in π-stack clusters (b) Dependence of ξ on volume fraction of polymer Φ Solid ... (a) Volume fraction of polymer (Φ) as a function of no showing fraction of chains in the random conformation(ξ) of 0.5, 0.7 and 0.9 ξ is obtained from quantitative modeling of each UV-vis solution-state...

Ngày tải lên: 11/09/2015, 09:57

... is for a set of parallel directions; < > is for a set of equivalent direction Fig 1.13 shows some examples of the use of the Miller indices to define planes ˚ EXAMPLE 1.2 The lattice constant of ... set of topics for a one semester course on semiconductor physics (con’t.) Chapter STRUCTURAL PROPERTIES OF SEMICONDUCTORS 1.1 INTRODUCTION Semiconductors form the basis of most modern information ... University of Michigan, Ann Arbor He has held visiting positions at the University of California, Santa Barbara and the University of Tokyo He is the author of over 250 technical papers and of seven...

Ngày tải lên: 24/01/2014, 17:34

... also of its own transcript For this reason, the level of mRNA for the wildtype form of MCPIP and the level of mRNA for IL-1b (Fig 5A, lane 3) were lower in comparison to the level of mRNA for ... the form of granules (Fig 3C) It is possible that formation of granules is the result of stress (e.g related to overexpression) Such accumulation of protein has been described previously for ... of early-response genes Bioinformatic analysis of MCPIP amino acid sequence Application of fold recognition methods allowed to identify potential structural templates for the 130-290 region of...

Ngày tải lên: 18/02/2014, 14:20

... 37 °C for the indicated times (lanes 2–6 for trappin-2, lane for elafin) (B) Effect of class-specific protease inhibitors pepstatin (Peps., inhibitor of aspartyl proteases), AEBSF (inhibitor of serine ... (MED) of trappin-2 that significantly killed bacteria was lm for K pneumoniae, 10 lm for E coli and 15 lm for all the other bacteria (Figs and 3) The maximum effect was obtained with 15–30 lm for ... of both trappin-2 forms were less pronounced than for A fumigatus The MED after incubation for h was approximately 15 lm, with a maximum killing activity ( 30%) at a 15–30 lm concentration of...

Ngày tải lên: 18/02/2014, 17:20