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modeling and hierarchical tracking control of triwheeled mobile robots

Direct torque and indirect flux control of brushless DC motor with non sinusoidal back EMF without position sensor

Direct torque and indirect flux control of brushless DC motor with non sinusoidal back EMF without position sensor

Tài liệu khác

... shapes require very fast controllers in particular at high speed. Classical bandwidth of the controller (such as proportional–integral) does not allow tracking all of the reference current ... measured stator voltages αsV and βsV and currents αsi and βsi, then by using (1) and (4) q- and d-axis flux linkage are drived. Also, by usig (4) q- and d-axis current are calculated. ... torque control of brushless DC motor based on back-EMF vector’ , ELECTROMOTION. pp. 128-138, 2009. [7] S. B. Ozturk and H. A. Toliyat, “Sensorless Direct Torque and Indirect Flux Control of Brushless...
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Direct torque and indirect flux control of brushless DC motor

Direct torque and indirect flux control of brushless DC motor

Tài liệu khác

... well.APPENDIXISPECIFICATIONS AND PARAMETERS OF THEBLDC MOTORAPPENDIXII OZTURK AND TOLIYAT: DIRECT TORQUE AND INDIRECT FLUX CONTROL OF BRUSHLESS DC MOTOR 357Fig. 7. Steady state and transient behavior of the ... the world, and has ten issued and pend-ing U.S. patents. He is the author of the book DSP-Based ElectromechanicalMotion Control (CRC Press, 2003), and the Co-Editor of Handbook of ElectricMotors—2nd ... to inertia ratio, and simplicity in their control [1]–[3].In many applications, obtaining a low-frequency ripple-freetorque and instantaneous torque and even flux control are of primary concern...
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Báo cáo khoa học: Determining and understanding the control of glycolysis in fast-growth tumor cells Flux control by an over-expressed but strongly product-inhibited hexokinase pdf

Báo cáo khoa học: Determining and understanding the control of glycolysis in fast-growth tumor cells Flux control by an over-expressed but strongly product-inhibited hexokinase pdf

Báo cáo khoa học

... 2-de-oxyglucose and arsenite gave eCFBP and ePFBP of 1.99 ± 0.79 and )1.5 ± 1.6, which yielded the CJc and CJP of 0.39 ± 0.24 and 0.61 ± 0.24,respectively. The number of experiments is ... proliferation and metabolism of breast cancer cell lines with high and low glycolyticrates. J Biol Chem 272, 4941–4952.43 Shuster S, Kahn D & Westerhoff HV (1993) Modularanalysis of control of complex ... Bravo C & Westerhoff HV (1999)Determining and understanding the control of flux. Anillustration in submitochondrial particles of how to vali-date schemes or metabolic control. Eur J Biochem...
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cirstea, m. n. (2002). neural and fuzzy logic control of drives and power systemsl

cirstea, m. n. (2002). neural and fuzzy logic control of drives and power systemsl

Điện - Điện tử

... machines and drives, power systems and VHDL and forms a basic guide for the understanding of the fundamental principles of modernpower electronic control systems design. To be expert in the design of ... operation. The group of vector control algorithms includes the direct torque control (DTC) method and theclass of field-oriented control strategies. The theory of field-oriented control was developed ... current and speed control of induction motor drives, whereas the second presents the environmentallyfriendly fuzzy logic control of a diesel-driven stand-alone synchronous generator set.Both control...
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Báo cáo hóa học:

Báo cáo hóa học: " Research Article Video Enhancement and Dynamic Range Control of HDR Sequences for Automotive Applications" doc

Báo cáo khoa học

... LG(t )and LG(t−1) are the g l obal illuminations of the current and of theprevious frames, respectively. Although they are functions of (x, y) and not only of (t), we omit it in the notation of ... hardwareimplementation, with the aim of using less memory and of speeding up the computation, we use a subsampled version of the frame, following the idea of Artusi et al. [19]andDu-rand and Dorsey [9].3. THE ... among Hh, Hv,andHpaccording tothe values of Sv(x, y)andSh(x, y), and ⊗ denotes convolu-tion. The mask sizes of the filters Hh, Hv,andHpare 1 ì N1,N1ì 1, and N1ì N1,respectively.The...
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MODELING AND CONTROL ASPECTS OF WIND POWER SYSTEMS doc

MODELING AND CONTROL ASPECTS OF WIND POWER SYSTEMS doc

Điện - Điện tử

... combining the control information and the parity bits:qc=[qbΨ](22) Modeling and Control Aspects of Wind Power Systems26 simulator consists of multiple RACKs, each of which consist of both ... number of blades, blade angle control, and regardless of the type of electrical generator chosen orthe type of control of converters. Accordingly, this allows it to be studied regardless of thetypes ... 10. Control block diagram of VSC based STATCOM.With suitable adjustment of the magnitude and phase of the VSC output voltage, an efficient control of power exchange between the STATCOM and the...
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MODELING AND CONTROL OF NONHOLONOMIC MECHANICAL SYSTEMS doc

MODELING AND CONTROL OF NONHOLONOMIC MECHANICAL SYSTEMS doc

Kĩ thuật Viễn thông

... disk and the vertical axis.7.1. INTRODUCTION 279 Chapter 7 MODELING AND CONTROL OF NONHOLONOMIC MECHANICAL SYSTEMSAlessandro De Luca and Giuseppe OrioloDipartimento di Informatica e SistemisticaUniversit`a ... mechanismcan be completely controlled with a reduced number of actuators. On the other hand,both planning and control are much more difficult than in conventional holonomic sys-tems, and require special ... classification of nonholonomic systems. Several kinematicmodels of nonholonomic systems are presented, including examples of wheeled mobile robots, free-floating space structures and redundant...
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Introduction to Modeling and Control of Internal Combustion Engine Systems P1 potx

Introduction to Modeling and Control of Internal Combustion Engine Systems P1 potx

Kĩ thuật Viễn thông

... range of operation-15 -10 -5 0 5-15 -10 -5 0 5pcrstart of injection [deg CA]start of injection [deg CA]Fig. 1.11. Influence of start of injection on bsfc and on the emission of PM and NOx, ... paper987654321springer.com Introduction to Modeling and Control of InternalCombustion Engine Systems 1.3 Overview of SI Engine Control Problems 9Fig. 1.6. Conversion efficiency of a TWC (after light-off, stationary ... the design of classical and novelIC engine control systems. Its focus lies on the control- oriented mathematicaldescription of the physical processes involved and on the model-based control system...
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Introduction to Modeling and Control of Internal Combustion Engine Systems P2 ppsx

Introduction to Modeling and Control of Internal Combustion Engine Systems P2 ppsx

Kĩ thuật Viễn thông

... Inputs, states, and outputs of a receiver.The inputs and outputs are the mass and energy flows,8the reservoirsstore mass and therma l energy,9 and the level variables are the pressure and temper ... (Πtr− 1)2(2.18)is used (Ψtris the value of Ψ(.) and Ψ′trthe value of the derivative of Ψ(.)at the threshold Πtr). The special form of (2.17) and (2.18) guarantees asymmetric behavior ... oriented aspects of fuel properties,combustion, and thermodynamic cycle calculation 2.2 Cause and Effect Diagrams 29Fig. 2.6. Cause and effect diagram of a Diesel engine (EGR and intercooler...
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Báo cáo y học:

Báo cáo y học: "Thioglycosides as inhibitors of hSGLT1 and hSGLT2: Potential therapeutic agents for the control of hyperglycemia in diabetes"

Y học thưởng thức

... S-analogs of natural O-glucosides involved in the bio-synthesis of chrysomelidial and salicin. These sub-stances are synthesized and secreted as part of a de-fense mechanism used by larvae of beetles ... notion of us-ing SGLT inhibitors as a means to control circulating levels of glucose. The selective inhibition of hSGLT2 by thioglycoside I, which is responsible for most of the reabsorption of ... therapies and emerging targets for the treatment of diabetes. Current Pharmaceutical Design. 2001; 7: 417-450. 9. Wood IS, and Trayhurn P. Glucose transporters (GLUT and SGLT): expanded families of...
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