measurement of sensory motor control performance capacities tracking tasks
Báo cáo hóa học: " Oromotor variability in children with mild spastic cerebral palsy: a kinematic study of speech motor control" docx
Ngày tải lên :
19/06/2014, 08:20
... nature of orofacial motor impairments which degrade fine motor performance [22] A research has reported that the most frequent abnormalities of subjects with athetoid CP included large ranges of ... study of speech motor control in children with CP The lack of this type of research on CP children may be due to the technical difficulty of managing movement artifacts due to head or trunk control ... neural -motor models proposed to account for speech motor control problems The kinematic data for speech motor control provided in this study may help clinicians to understand the speech motor control...
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báo cáo hóa học: " A neural tracking and motor control approach to improve rehabilitation of upper limb movements" potx
Ngày tải lên :
19/06/2014, 10:20
... representation of the proposed algorithm for the upper arm silhouette tracking Graphical representation of the proposed algorithm for the upper arm silhouette tracking tions The scheme of the whole controller ... Figure representation of the proposed method for the neural controller of the upper limb model Graphical Graphical representation of the proposed method for the neural controller of the upper limb ... Authors' contributions 14 Michela Goffredo was responsible of the markerless part of the research project and of writing the paper Ivan Bernabucci performed the motor control analysis and assisted...
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Proceedings VCM 2012 25 discrete time optimal tracking control of BLDC motor
Ngày tải lên :
05/08/2015, 13:57
... time optimal tracking control system for BLDC motor based on a fullorder observer has been applied and investigated to control position of BLDC motor Performance of the optimal tracking controller ... The control signal input is shown in Fig Figs 10~15 show the simulation results of the tracking angle of the BLDC motor control system using the PID controller with two cases: unbounded control ... those of the proposed PID controller, it is shown that the designed discrete time optimal tracking controller has better performance than the proposed PID controller Table Specification of BLDC motor...
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Tài liệu tiếng anh Điện tử công suất mạch MERS Improved performance of induction motor using magnetic energy recovery switch
Ngày tải lên :
15/10/2013, 16:10
... mechanical fatigue of induction motor will be reduced and life time will be extended C Terminal Voltage Control Controlling d means controlling the phase of vmers Fig shows phasor diagrams of voltages ... Applications of voltage control of induction motor were investigated Stability problem because of self-excitation of series com- 924 Authorized licensed use limited to: TOKYO INSTITUTE OF TECHNOLOGY ... circuits of series compensated induction motor for system frequency and self-excited frequency Oscillating current waveforms because of self-excitation of induction motor by MERS with open loop control...
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Design and Implementation of a Three-Phase Induction Motor Control Scheme
Ngày tải lên :
27/10/2013, 23:15
... was designed to control a brush-less DC motor However, by constructing a feedback loop that can detect the outputs of an induction motor, we can use this motor controller to control an induction ... throttle of the car) that will be fed into the command generator of the DSP controller The DSP controller will manipulate this control signal to produce signals that the induction motor can operate off ... develop a control strategy that varies the frequency and voltage of the signal applied to the windings of the induction motor, while controlling the flux created in the air-gap of the induction motor...
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SIMULATION AND SPEED CONTROL OF INDUCTION MOTOR DRIVES
Ngày tải lên :
18/12/2013, 22:06
... Variation of DC bus voltage of a 3-in case of open loop PI control for constant V/f control method Figure 4.12: Variation of Torque of a 3-in case of open loop PI control for constant V/f control ... Simulation and Speed Control of Induction Motor Drives 2012 CHAPTER ANALYSIS OF VARIOUS METHODS FOR SPEED CONTROL OF IM The various methods of speed control of 3- Induction motor are as under: ... constant V/f control method Figure 4.17: Variation of Torque of a 3-in case of closed loop PI control for constant V/f control method Figure 4.18: Variation of Rotor Speed of a 3-in case of closed...
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QUASILINEAR CONTROL: Performance Analysis and Design of Feedback Systems with Nonlinear Sensors and Actuators pot
Ngày tải lên :
23/03/2014, 15:20
... Stochastic Linearization of LPNI Systems 20 Analysis of Reference Tracking in LPNI Systems 66 Analysis of Disturbance Rejection in LPNI Systems 114 Design of Reference Tracking Controllers for LPNI ... Proofs 225 8.1 8.2 8.3 8.4 8.5 8.6 8.7 Proofs for Chapter Proofs for Chapter Proofs for Chapter Proofs for Chapter Proofs for Chapter Proofs ... gains in the problems of reference tracking and disturbance rejection Chapters and are devoted to analysis of quasilinear control systems from the point of view of reference tracking and disturbance...
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Báo cáo hóa học: " Understanding age-related modifications of motor control strategies" doc
Ngày tải lên :
19/06/2014, 08:20
... without a thorough analysis of the agerelated modifications of motor control strategies Special issue on "Age-related modifications of motor control strategies" The aim of this special issue (SI) ... the performance of elders and the motor control strategy they implement This is a very important issue because elders are asked to deal with multiple challenging tasks in many activities of daily ... SH: Control of simple arm movements in elderly humans Neurobiol Aging 1989, 10:149-5 Ketcham CJ, Dounskaia NV, Stelmach GE: Age-related differences in the control of multijoint movements Motor Control...
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Báo cáo hóa học: " Characterization of age-related modifications of upper limb motor control strategies in a new dynamic environment" docx
Ngày tải lên :
19/06/2014, 08:20
... their associated motor neurons; reduced efficiency of the sensory system, which limits the performance during complex motor tasks [9]; disturbances in temporal organization of motor synergies ... GE: Age-related differences in the control of multijoint movements Motor Control 2004, 8:422-436 Seidler RD, Stelmach GE: Motor performance In Encyclopedia of Gerontology: Age, Aging, and the ... Evolution of the of the smoothness parameters N.Jerk throughout the experiment in one of the eight direction Evolution of the of the smoothness parameters N.Jerk throughout the experiment in one of...
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Báo cáo hóa học: " Technology-assisted training of arm-hand skills in stroke: concepts on reacquisition of motor control and therapist guidelines for rehabilitation technology design" ppt
Ngày tải lên :
19/06/2014, 08:20
... Schematic presentation of types of augmented feedback sources for motor performance Schematic presentation of types of augmented feedback sources for motor performance back or knowledge of results) They ... presentation of extrinsic feedback components for motor performance Figure Schematic presentation of extrinsic feedback components for motor performance (FB = feedback, BW = bandwidth) Page of 18 (page ... 3-degree of freedom robot, comprising of an easy to transport aluminum frame and motor controlled nylon wires The end of each wire is Page of 18 (page number not for citation purposes) Journal of NeuroEngineering...
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Báo cáo y học: "Measurement of global functional performance in patients with rheumatoid arthritis using rheumatology function tests." ppsx
Ngày tải lên :
09/08/2014, 01:23
... measurement characteristics of the latent disability scale were better than those of the primary scales [10] In the present analysis, we used a similar approach to extract a global physical performance ... were present in 30% of patients, and rheumatoid factor in 89% Of the 779 patients enrolled, 43 (5.5%) died before we could conduct a follow-up functional performance assessment Of the remaining ... functional performance in 676 (92% of survivors), a mean R318 tion tests measured on patients with rheumatoid arthritis tional performance scale (oval on left) from extract the global funcDiagram of...
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Báo cáo y học: " Clinical utility of tibial motor and sensory nerve conduction studies with motor recording from the flexor hallucis brevis: a methodological and reliability study" pptx
Ngày tải lên :
10/08/2014, 21:24
... medial plantar motor branch of the tibial nerve (S2-S3) involve recording over the motor point of the abductor hallucis muscle [13] Proper electrode placement over the motor point of the muscle ... tibial motor and medial plantar sensory and our established lateral plantar sensory distance of 14 cm required some variation to produce an optimal response in some participants The motor and sensory ... for Page of several of our measures (tibial motor velocity, medial plantar sensory amplitude and velocity, lateral plantar latency and velocity), the low variability of an individual’s measurements...
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báo cáo khoa học: "Multiple etiologies of axonal sensory motor polyneuropathy in a renal transplant recipient: a case report" pot
Ngày tải lên :
10/08/2014, 23:21
... all in favor of a GBS diagnosis Our patient was on isoniazid as a prophylactic treatment of tuberculosis; renal transplantation increases the risk of tuberculosis infection [14] One of the earliest ... polyneuropathy) In cases of post-transplant polyneuropathy with a high clinical suspicion of the immunological origin (such as CMV- Page of induced polyneuropathy or GBS), administration of IVIG may be ... Tabriz University of Medical Sciences, Tabriz, Iran 4Neuroscience Research Center, Tabriz University of Medical Sciences, Tabriz, Iran 5Department of Cardiology, Tabriz University of Medical Sciences,...
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Báo cáo y học: " The neuropharmacology of upper airway motor control in the awake and asleep states: implications for obstructive sleep apnoea" pptx
Ngày tải lên :
12/08/2014, 18:20
... Horner in the excitation of pharyngeal motor neurones Unlike for 5-HT, however, there is a relative paucity of data regarding the potential role of noradrenaline in the control of pharyngeal muscles ... involved in sleep/awake regulation and motor neurone activity Evidence for and against the involvement of these mechanisms in control of the hypoglossal motor neurones that innervate the GG muscle ... include application of selective serotonin reuptake inhibitors (SSRIs); of agents that increase 5-HT production or that reduce breakdown of 5-HT; of broad-spectrum 5-HT agonists; and of agonists that...
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Control and measurement of clamping and machining forces in intelligent fixturing
Ngày tải lên :
03/10/2015, 21:56
... gesture and air of informality made the experimental part of this work as light as it could get i TABLE OF CONTENTS Acknowledgements i Table of Contents ii List of Figures v List of Tables Summary ... principle of direct torque control of a permanent magnet DC motor, a clamping system is developed A rack and pinion mechanism is used to convert the rotary motion of the clamp to linear motion of the ... the control of the fixturing forces in flexible manufacturing systems, require the measurement of clamping and cutting forces This research addresses pertinent issues in both cutting force measurements...
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The influence of organisational culture on performance measurement systems in libyan higher education
Ngày tải lên :
10/11/2015, 09:43
... of the hypotheses Chapter Three contains the critical review of the literature of performance measurement systems, which includes: contingency theory of performance measurement, performance measurement ... Techniques of Performance Measurement Systems 173 Table 6:31 Effectiveness of Using Advanced Techniques of Performance Measurement Systems 173 Table 6:32 Useful of Using Performance Measurement ... 6.5.2 Importance of Performance Measurement Systems . 175 6.5.2.1 Importance of financial performance measurement systems 175 6.5.2.2 Importance of Non‐Financial Performance Measurement Systems: Customer Satisfaction ...
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Moment of inertia and torque performance sensorless measurement for HDD used spindle motors
Ngày tải lên :
26/11/2015, 12:54
... special structure First of all, the sensorless control, [4] and [5], is the only scheme for control of it because of the compactness of the motor Secondly, because of the removal of brushes and commutator, ... Inertia Measurement Concerning the inertia measurement of a motor, i.e the rotor inertia, there are several techniques employed for it The conventional methods of parameter identification of a motor ... Moment of Inertia and Torque Performance Sensorless Measurement for HDD Used Spindle Motors HUANG RUO YU (B.Eng Shanghai Jiaotong University) A THESIS SUBMITTED FOR THE DEGREE OF MASTER OF ENGINEERING...
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Bơm ECD-V - P - Outline of Injection Timing Control
Ngày tải lên :
23/10/2012, 09:09
... The control of injection timing when the timing control valve is ON is explained below The control when the timing control valve is switched between ON/OFF is explained in section 3-2 Timing Control ... Basic Control Method for Injection Timing In order to change the injection timing, the amount of fuel pressure added to the timer piston of the injection pump is controlled, and the position of ... The opening degree of these passages is controlled by the ON/OFF rate (duty ratio) of the current energized by the coil When the current is ON for a long time, the open time of the TCV becomes...
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Bơm ECD-V - P - Outline of Injection Volume Control
Ngày tải lên :
23/10/2012, 09:09
... repeating ON/OFF signal Solenoid Spill Valve Actuating Signal Solenoid Spill Valve Waveform Counter Electromotive Force End of Injection Current Control 11 SERVICE TECH Vol.468 03-10 Current Control ... (position) of the cam plate Pulsar Drive Shaft 2-3 Actuating the Solenoid Spill Valves The solenoid spill valve is directly linked to fuel injection volume control, so the responsiveness of the valve ... ECU opens (OFF) the solenoid spill valve at a position corresponding to the number of pulses (injection end position) calculated by the ECU The pulse count is based on the number of NE (Engine...
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