نتایج جستجو برای: motion control
تعداد نتایج: 1513483 فیلتر نتایج به سال:
Motion control technology is allowing development applications beyond structured environment of industrial plant and is making its way into unstructured world inhabited by people. Real-world haptics interactions associated with accurate models is becoming important technology with potential for application in many different fields like surgery, teleoperation, cooperative work, microsystems, edu...
We address several limitations of the sampling-based motion control method of Liu et at. [LYvdP∗10]. The key insight is to learn from the past control reconstruction trials through sample distribution adaptation. Coupled with a sliding window scheme for better performance and an averaging method for noise reduction, the improved algorithm can efficiently construct open-loop controls for long an...
با توجه به گسترش روزافزون کاربردهای محرک های پیزوالکتریک در زمینه های اتوماسیون و ابزاردقیق، مخابرات، اپتیک، نانوتکنولوژی وتکنولوژی نیمه هادیها، بدلیل داشتن قابلیت های مختلف از جمله، ایجاد حرکت نانومتری وزیرنانومتری در فرکانس های بالاو با دقت و وضوح بسیار زیاد، نیاز به طراحی یک سیستم برای کنترل حرکت آنها امری ضروری می باشد. اما برای کنترل حرکت آنها ابتدا لازم است رفتار آنها مدل شود. تاکنون مدل ...
Applying the controller area network (CAN) bus, this paper proposes the integration of three advanced motion control designs: (1) the zero phase error tracking control (ZPETC) mainly for each individual axis in the multi-axis system, (2) the zero magnitude error tracking control (ZMETC) for each individual axis at the high speed in the multi-axis system and (3) the cross-coupled control (CCC) f...
Improving the transient response time generally means increasing the system bandwidth. Faster response times mean quicker settling allowing for higher machine throughput. Reducing the steady state errors relates to servo system accuracy. Finally, reducing the sensitivity to load parameters means the servo system can tolerate fluctuations in both input and output parameters. An example of an inp...
applies and teaches advanced methodologies of design and analysis to solve complex, hierarchical, heterogeneous and dynamic problems of engineering technology and systems for industry and government. Abstract It is remarkable that despite the presence of large numbersof degrees of freedom, motion control problems are eeectively solved in biological systems. While feedback, regulation, and track...
omputer animation technologies let users generate, control, and interact with lifelike human representations in virtual worlds. Such worlds may be 2D, 3D, real-time 3D, or real-time 3D shared with other participants at remote locations. Computer graphics techniques let animators create very realistic human-like characters. Although the computational requirements remain significant (especially f...
Objective: Due to their repeated attempts in high jumping and bending the waist to hit the ball from the top of the head, volleyball players suffer from spine impairments and increased lumbar lordosis. The aim of this study was to investigate the efficacy of the Yumeiho therapy massage on repositioning error, Range of motion in trunk flexion and functional power in women volleyball players with...
background hamstring muscles play an important role in functional activities and relaxation and most people around the world suffer from the shortened muscles. different methods of repairing were suggested and there were disagreements with regard to determination of one technique with high efficiency. objectives this study aimed to introduce more effective method, either a static stretch or hol...
Background and Objective: The measure of motion playing a role in the growth of visual perception components and particularly visual perception depending on the motion components has not been known. The aim of this present study was to investigate the effect of visual and visual-motor training programs related to the motion of the components of visual perception in children with lazy eye. M...
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