Comprehensive modeling and robust nonlinear control of HDD servo systems

... budget on HDD servo systems, and hence more demanding tasks with the modeling and control design This calls for a more careful study of the dynamic characteristics of HDD servo mechanism and further ... towards modeling and compensation of friction and nonlinearities in HDD servo systems These are the main points of this chapter In the next chapter, or C...

Ngày tải lên: 15/09/2015, 22:15

... system Mechanical systems with ˇ this special structure are referred to as nonholonomic Caplygin systems [52] 316 A De Luca, G.Oriolo NONHOLONOMIC MECHANICAL SYSTEMS 7.8 Control of Nonholonomic Systems ... consequences on the design of feedback controllers for nonholonomic systems, as we shall see in Section 7.8 7.4 Classification of Nonholonomic Systems On the...

Ngày tải lên: 01/04/2014, 00:20

... principle for designing an adaptive robust tracking controller for gearing transmission systems, in which the unpredictable elasticity of cogwheels and the imprecise description of backlash between ... of the two wheels and J1 , J , Jd are the inertia moments of wheel 1, wheel and the driving motor respectively and J1  Jd  J1 denotes the sum of inertia moments of...

Ngày tải lên: 21/07/2015, 14:34

... in discrete- time adaptive control Though for adaptive control of linear continuous -time systems, there are lots of counterpart results for linear discrete- time systems, adaptive control of nonlinear ... in adaptive control and NN control made for nonlinear continuous -time systems and there is considerable lag in the development 1.1 Adaptive C...

Ngày tải lên: 14/09/2015, 08:39

... methane combustion and to gain a better understanding in the operation and control of such systems In short, this work focuses on modeling, simulation and control of Reverse Flow Reactors Initially ... Prof Rangaiah, Prof Jim Yang Lee and Prof M P Srinivasan for giving me an opportunity to teach undergraduate iii modules Their feedback and the achievements of Prof La...

Ngày tải lên: 14/09/2015, 12:30

... ÐÐÝ Ø Ị ÙÐ Ư « Ư Ị ØÛ Ị Ư Đ × ÜÇÝ Ị Ç º Ø Y1 Payload yN θ2 Y2 y1 Motor Link O2 Link N ON X2 y2 YN θN xN Motor N XN Motor x2 Link x1 θ1 O1 X1 Motor ÙƯ ¿º½ ĨƯ Ø ×Ý×Ø Đ ×Ư ĨĐ ØƯÝ Ĩ Ø ĨÚ ¸ Ø Ï ĐÙÐØ

Ngày tải lên: 17/09/2015, 17:17

... thesis, robust adaptive control is investigated for uncertain nonlinear systems The main purpose of the thesis is to develop adaptive control strategies for several classes of general nonlinear systems ... witnessed great progress in adaptive control of nonlinear systems due to great demands from industrial applications In this thesis, robust adaptive co...

Ngày tải lên: 17/09/2015, 17:20

... 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 DC Motor ... control of brushless dc motor with non- sinusoidal back- EMF, ” in Proc IEEE-IEMDC Biennial Meeting, Antalya, Turkey, May 3-5, 2007 [6...

Ngày tải lên: 03/01/2014, 19:45

... maximum torque As a result, in this study, stator flux linkage amplitude is OZTURK AND TOLIYAT: DIRECT TORQUE AND INDIRECT FLUX CONTROL OF BRUSHLESS DC MOTOR TABLE I SWITCHING TABLE FOR DTC OF BLDC MOTOR ... well OZTURK AND TOLIYAT: DIRECT TORQUE AND INDIRECT FLUX CONTROL OF BRUSHLESS DC MOTOR Fig Steady state and transient behavior of the...

Ngày tải lên: 03/01/2014, 19:46

... depends on the error term E(t) Conclusion This paper proposes a combination of the identification algorithm and the modal superposition method for feedback active control of incomplete measured systems ... original identification algorithm is the requirement of the knowledge of entire state vector x(t) Combination of the identificatio...

Ngày tải lên: 28/03/2014, 13:20

... original identification algorithm is the requirement of the knowledge of entire state vector x(t) Combination of the identification algorithm and the modal superposition method The incomplete measurement ... depends on the error term E(t) Conclusion This paper proposes a combination of the identification algorithm and the modal superpos...

Ngày tải lên: 28/03/2014, 13:20

... Alterations in the activity and isozymic profile of human phosphofructokinase during malignant transformation in vivo and in vitro: transformation -and progression-linked discriminants of malignancy Cancer ... N-terminal segment [54] Hexokinase- I is predominantly located in brain, kidney, retina and breast, whereas hexokinase- II is abundant in skeletal muscle and a...

Ngày tải lên: 30/03/2014, 11:20

... are 125 × 86 for Sequence and 160 × 120 for Sequence 2, and the frame rate is 24 frame/s for both sequences The input dynamic range of the cameras is 10 bits/pixel The output dynamic range we want ... designed for the control of HDR video sequences Moreover, we discuss the tuning of its parameters We show that once the camera is chosen, the parameters can b...

Ngày tải lên: 22/06/2014, 19:20