fpga based motion control ic for linear motor drive x y table using adaptive fuzzy control
Event-Based Motion Control for Mobile- Sensor Networks ppt
... an empty area, it must employ an appropriate strategy to ensure coverage The OCTOBER–DECEMBER 2003 1: 2: 3: 4: 5: 6: 7: for each neighbor position (xj, yj) θj = arctan[(yj – y) /(xj – x) ] Sort ... their performance Each algorithm can work with either the history-free or the history -based motion- control algorithms Coverage using communication The first algorithm we describe uses communication ... distributions can enable mapping for many applications for example, monitoring roads, pipelines, or other infrastructure Here, the transformed space is simply a mapping using the events’ cumulative...
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A soft switch back to back bi directional DC DC converter and the FPGA based digital control design
... providing samples for testing Finally, I would like to thank my dearest family: my parents, my wife Yanyan, my brother Xiaofeng and my sister-in-law Huifen, and my cute niece Wenwen I dedicate this ... electronics to the point where it has become the enabling technology for many engineering systems The power electronics systems process and control the ow of electric energy by supplying the ... analog ICs They are highly suitable for the battery based power supply systems Moreover, the inuence of the parameters variation in analog components is not there in the digital system It is easy for...
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FPGA BASED DESIGN AND IMPLEMENTATION FOR OPTICAL TRANSPORT NETWORKS
... (Application Specific Integrated Circuit) This makes FPGAs very nice for use in prototyping ASICs, or in places where and ASIC will eventually be used For example, an FPGA may be used in a design ... full control over the actual design implementation without the need and delay for any physical IC fabrication facility An FPGA combines the speed, power, and density attributes of an ASIC with ... Physical Coding Sublayer PHY Gigabit Physical Layer PIN Positive-Intrinsic-Negative PLLs Phase-Locked Loops PMA Physical Medium Attachment PMD Physical Medium Dependent PON Passive Optical Network QDR...
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ADAPTIVE FUZZY CONTROLLER TO CONTROL TURBINE SPEED
... NB e • Fuzzy inference system is mundani • Fuzzy inference methods are “min” for AND, “max for OR, “min” for fuzzy implication, “max” for fuzzy aggregation (composition), and “centroid” for Defuzzification ... system is mundani • Fuzzy Inference methods are “min” for AND, “max” for OR, “min” for fuzzy implication, “max” for fuzzy aggregation (composition), and “centroid” for Defuzzification Ref ere + ... 1994 J M Mendel: Fuzzy Logic Systems for Engineering: A tutorial, Proc IEEE, vol 83, pp 345-377, 1995 L X Wang: Adaptive Fuzzy System & Control design & Stability Analysis, Prentice-Hall, 1994...
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Tài liệu A neural-network-based space-vector PWM controller for a three-level voltage-fed inverter induction motor drive doc
... logic block to generate the PWM outputs for for for for for (5) for for for for for for for for for for (6) for for for for for 664 IEEE TRANSACTIONS ON INDUSTRY APPLICATIONS, VOL 38, NO 3, MAY/JUNE ... and (4) can be expressed in the general form for for for - (9) for (3) for for for for for for (4) and denotes the sector name where Similarly, the corresponding expressions for mode can be derived ... dynamic performance with a conventional DSP -based SVM The performance of the ANN -based modulator was found to be excellent The modulator can be easily applied for a vector-controlled drive Unfortunately,...
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Research on field weakening based on reactive power with BLDC motor for electric vehicle application
... Electric 440 Vehicle Symposium, Anaheim California 1994:615-624 [2] Masahiko Tahara, et al Performance of Electric Vehicle Proc of the 21th International Electric Vehicle symposium, Anaheim California ... be obtained by the angle 439 V T HE EXPERIMENT AND RESULT OF FIELD - WEAKENING CONTROL WITH BLDC MOTOR FOR ELECTRIC VEHICLE In order to test the validity of field-weakening control based on reactive ... magnetic control in low speed is for fully using permanent magnetism magnetic resistance torque, enhancing electrical machinery the torque/Current ratio; The operating mode using the weak magnetic...
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Tài liệu Proposal for Fast-Tracking NIST Role-Based Access Control Standard doc
... Role -Based Access Control – A Strategy for Security Policy Management • Centrally administered and locally enforced role based access control policies • Policy Rich: highly configurable (richer ... Need for consistent, universally understood semantics for RBAC • Vendors value “establishing a taxonomy and a shared vocabulary for us, our customers, and the industry as a whole” Is RBAC ready for ... Administrative Flexibility – Static Separation of duty (SSD) – Fine granularity of resource/administration partitioning • Scalability, Extensibility, Accuracy • Agreement of core RBAC Features • For Each...
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FPGA BASED SVPWM CONTROLLER FOR THREE PHASE AC AC MATRIX CONVERTER
... áp nguồn từ biến áp cách ly 220VAC/12VAC đưa vào mạch so sánh để tạo tín hiệu đồng đưa vào FPGA Dòng tải pha l y từ cảm biến Hall qua so sánh đưa vào FPGA để x lý chuyển mạch bước Đầu nguồn, ... “Space vector control of matrix converters with unity input power factor and sinusoidal input/ouput waveforms” 1993 European Power Electronics Association [4] Lászó Huber and Dusan Borojevic, “Space ... matrix converter with input power factor correction” IEEE Transactions On Industrial Applications, Vol.31, No.6, November, December 1995 [5] Patrick W.Wheeler, “Matrix Converters: A Technology Review”...
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FPGA based PWM techniques for controlling inverter
... Design Synthesis The VHDL code of PWM Generator is then synthesized using Xilinx XST which is a part of Xilinx ISE software There is a option of Synthesis in process tab of Xilinx ISE which performs ... Analyser is shown in Fig 24 to Fig.28 Fig 24 For K=‟1100‟ or duty cycle= 75% [43] Fig 25 For K=‟1000‟ or duty cycle =50% Fig.26 For K=‟1100‟ or duty cycle =75% [44] Fig.27 For K=‟1111‟ or duty cycle ... used and Device utilization respectively of SPARTAN-3E FPGA when VHDL code for above PWM Generator architecture is written and synthesized using Xilinx XST of Xilinx ISE 10.1 software Logic Blocks...
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Báo cáo hóa học: "Research Article Evaluation of a Validation Method for MR Imaging-Based Motion Tracking Using Image Simulation" ppt
... B Yeon, N Reichek, B A Tallant, et al., “Validation of in vivo myocardial strain measurement by magnetic resonance tagging with sonomicrometry,” Journal of the American College of Cardiology, ... MR imaging -based deformation tracking technique for cartilage using spherical marker tracking in a silicone soft tissue phantom However the marker centres were determined by manually fitting a ... centre coincides with the middle of a voxel face, the middle of a voxel edge and a voxel corner, respectively Obviously when a marker is moved exactly one voxel in a certain orthogonal direction...
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Báo cáo hóa học: " FPGA-Based Communications Receivers for Smart Antenna Array Embedded Systems" pptx
... and/or expensive power sources and heat sinks or may not operate reliably, while portable devices would quickly deplete the battery [10, 11] Although FPGA chips are judiciously manufactured for power ... blocks Static and dynamic power losses were estimated using the Quartus II Powerplay analyzer (dynamic power was estimated for default toggle rates of 12.5%) FPGA- BASED WIRELESS COMMUNICATIONS ... infrequently to justify permanent use of an MRC receiver As we will see, an FPGA- based MREC receiver can provide, for a channel with slowly varying statistics, flexibility that yields affordable performance...
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Báo cáo hóa học: " FPGA Implementation of an MUD Based on Cascade Filters for a WCDMA System" doc
... Processing Table 3: Utilization ratio of hardware (%) for K MAX of Table on different devices of Virtex-II Pro family Device XC2VP2 XC2VP4 XC2VP7 XC2VP20 XC2VP30 XC2VP40 XC2VP50 XC2VP70 XC2VP100 XC2VP125 ... 2 Table 2: Maximum number of simultaneous users (K MAX ) detected and which can be integrated on different devices of Virtex-II family Device XCV40 XCV80 XCV250 XCV500 XCV1000 XCV1500 XCV2000 XCV3000 ... simultaneous users (K MAX ) detected and which can be integrated on different devices of Virtex-II Pro family Device XC2VP2 XC2VP4 XC2VP7 XC2VP20 XC2VP30 XC2VP40 XC2VP50 XC2VP70 XC2VP100 XC2VP125 Slow fading...
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Báo cáo hóa học: "Global Motion Model for Stereovision-Based Motion Analysis" pdf
... by the solving of TZ , the following criteria are minimized: TX , RY = arg TX ,RY TZ = N k=1 Δk Δk N k=1 − N k=1 Δk Δk Δk Δk TY , RX = arg TY ,RX (13) Step Estimating (TX , TY , RX , RY ) Based ... we introduced an auxiliary variable Zk = + Δk Tz Then similar to k=1 N k=1 Zk uk − uk − RY − TX ΔK , (14) Zk vk − vk − RX − TY Δk , and (TX , TY , RX , RY ) are achieved by TX = Three sums are ... local motion is marked by gray vectors Based on the physical parameters of camera motion, the reference GMM parameters are (RX , RY , TX , TY , TZ ) = (6.28, −6.28, 30, −30, 0.250000) Using the...
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Báo cáo hóa học: " Eigenspace-Based Motion Compensation for ISAR Target Imaging" doc
... profile may be recovered by means of an inverse FT Frequency estimation may then be performed in each range cell for cross-range velocity estimation In a radar system, f and t take the digitized forms ... parametric autofocus method for simultaneously realigning range and compensating for phase by estimating radial velocity and acceleration using a combination of range profile correlation for velocity ... Transactions on Aerospace and Electronic Systems, vol 20, no 4, pp 363–400, 1984 D Yau received the B.E degree in electrical engineering from The University of Sydney, Sydney, Australia, and the M.Eng.Sc...
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Báo cáo hóa học: " Research Article Flexible Triangle Search Algorithm for Block-Based Motion Estimation" pptx
... be easily described using lookup tables and can be computed without floating-point operations Such a look-up table for reflections and expansions for level triangles is given in Table using the ... followed by expansion The new triangle becomes T02 (3) Expansion A test for expansion is performed at vertex V5 and since SAD(V5 ) < SAD(V4 ), expansion is successful The current triangle is then expanded ... same rate control algorithm; motion vector prediction; early exit condition parameters K max and ExitSAD In all the simulations, these parameters were chosen to be K max = 25 and ExitSAD = 0;...
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Báo cáo hóa học: " Logic Foundry: Rapid Prototyping for FPGA-Based DSP Systems" doc
... high-performance DSP systems for Xilinx FPGA s Designers can design and simulate a system using Matlab, Simulink, and a Xilinx library of bit/cycle-true models The tool will then automatically generate ... portal FIFO instantiations are all automatically Logic Foundry: Rapid Prototyping for FPGA- Based DSP Systems 577 Table 1: Summary of designs Control Clk System Clk LUT’s Flip-flops Block-rams Incrementer ... of integration, and how they are addressed by the Logic Foundry design environment DESIGN EXAMPLE For an FPGA- based system example, we examine a signal processing system that contains a tune/filter/decimate...
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modeling and motion control of mobile robot for lattice type welding
... (xo: Xs X3 ) o o v(q) o x= l-(S'MS}~;:$'+S'VI + r o o(24) where x Fig Motion of the mobile platform x = [Xl Xz X3 X4 Xs X6 X7 Xs Xg XIO Xu] T = [Xc Yc 1> ar al fJr fJl x. , Xts x, Vweld] T, r= [rr ... the form: (28) x= ! (x) +g (x) u The decoupling matrix for this output equation is computed as follows (Sarkar et al., 1994, Shankar, 1999) : where S7J ! (x) = 1 2x 0 X9 g (x) = -Dm .X9 i (xo, Xs, X3 ) ... locomotion control system design is done by using the dynamic nonlinear state feedback and the nonlinear state transformation which decouple the dynamic equations of the mobile platform The PID controller...
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Analysis, design and implementation of high performance control schemes in renewable energy source based DC AC inverter for micro grid application
... aspects of life for long time The author wishes to dedicate this thesis to their love and support Contents Summary xix List of Tables xxi List of Figures xxii Acronyms xlii Symbols xliv Introduction ... traditional micro-grid application, harvested renewable energy is interfaced with the single/three-phase micro-grid using single(typical residential application)/three(typical industrial application)-phase ... frequency of grid (rad/sec) x Phase -x for three-phase inverter with x ∈ a b c Z Single-phase load impedance zθ Digital dynamic complex frequency in position sample domain λ Lyapunov gain for single-phase...
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FPGA based architecture for pattern matching using cuckoo hashing in network instrusion detection system
... SAX_hard are the FPGA- based systems 66 Table 4.3 Dynamic Update Comparison for A Pattern 72 Table 4.4 Logic and Memory Cost of PAMELA in Xilinx Virtex-4 73 Table ... .76 Bibliography 78 A Publication List .87 VI List of Tables Table Page Table 3.1 Comparison of Processor Array -based Architecture and previous FPGA- based pattern ... Technology Ladkrabang and Tokai University is entirely supported by the AUN-SeedNet Program of JICA Finally, I would like to acknowledge the supports of all of my beloved family and friends for all...
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Báo cáo y học: "Comparative study of control selection in a national population -based case-control study: Estimating risk of smoking on cancer deaths in Chinese men"
... history reported by proxy or by self-report In this study, we attempt to apply the equivalence approach to assess the consistency of different control selections with a control group determined by ... rural cancer deaths in our study were diagnosed only by clinical experience, or inference after dying, which may result in misclassification, and this is particularly true in rural areas, although ... statistical power.19 Third, we selected control group as an ‘active control group which is reliant on an implicit ‘historical control assumption’ One cannot automatically assume that the active control...
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- control circuit design for stardelta motor starter
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- pc based speed control of dc motor using pwm technique pdf
- design and implementation of a computer based inventory control system for a pharmaceutical store
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- 89c51 microcontroller based speed control of dc motor using pwm technique
- servomotors stepper motors and actuators for motion control
- motion control with an arduino servo and stepper motor controls
- 4architecture for fpga based sdr
- an economical choice for linear or rotary motion
- design of a real coded ga based fuzzy controller for speed control of a brushless dc motor
- foundation of the back to back bi directional dc dc converter part ii fpga based digital control design
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