نتایج جستجو برای: time platform

تعداد نتایج: 2002179  

1994
John C. Morris Michiel van Nieuwstadt

We present a real-time hardware and software platform speciically designed to provide rapid and transparent implementation of theoretical control methodologies on experimental systems. The platform provides a uniied system for data collection, identiication, analysis and synthesis , simulation, and real-time controller implementation .

Journal: :gastroenterology and hepatology from bed to bench 0
jamie harris rush university medical center, department of surgery andre kajdacsy-balla university of illinois chicago, department of pathology bill chiu university of illinois chicago, department of surgery

aim : to create an orthotopic hepatoma model with local metastasis monitored with ultrasound could be created as a platform for testing new treatments.   background : hepatoma accounts for 25% of liver tumors in children with poor overall survival. intraabdominal metastasis are present in 35% of patients at time of diagnosis.  we hypothesized that an orthotopic tumor model with local metastasis...

  Sharing common resources is amongst critical factors creating competitive advantages in business and manufacturing. In today’s competitive and dynamic environment, application of the resource sharing approach has become the focal point of attention for business managers. By resource sharing and through common platform guidelines, the possibility of producing an extended variety of products us...

Journal: :علوم کاربردی و محاسباتی در مکانیک 0
مهران محبوب خواه سیامک پدرام مهر

in this paper, an analytical study of the forced vibrations of hexapod table is studied. considering external force as a time sinusoid force, forced vibrations of the platform are investigated. resonance frequencies and vibrations of the moving platform are also calculated in different directions. the results of the analytical approach are verified using fem simulation. modelling the harmonic m...

Journal: :international journal of robotics 0
ehsan sadraei faculty of mechanical engineering, tarbiat modares university, tehran, iran majid m. moghaddam faculty of mechanical engineering, tarbiat modares university, tehran, iran

there are many occasions where the base of a robotic manipulator is attached to a moving platform, such as on a moving ship, terrain or space shuttle. in this paper a dynamic model of a robotic manipulator mounted on a moving base is derived using both newton-euler and lagrange-euler methods. the presented models are simulated for a mitsubishi pa10-6ce robotic manipulator characteristics mounte...

ژورنال: مهندسی دریا 2009
دارایی, جواد, مصطفی قره باغی, احمدرضا, چناقلو, محمدرضا,

In this paper, the behavior of a typical jack-up platform under accidental loading of ship collision was investigated. The studied platform was modeled using ANSYS software and analyzed dynamically under ship impact. The platform was also analyzed dynamically under secondary ship impact. The initial collision results showed that the main energy absorption mechanism in impact to jack-up platform...

Objective(s): Due to the prevalence and pervasiveness of stress in modern life and exposure to both chronic and acute stresses, it is not clear whether prior exposure to chronic stress can influence the impairing effects of acute stress on memory retrieval. This issue was tested in this study. Materials and Methods: Adult male Wistar rats were randomly assigned to the following groups: control,...

A. Ebrahimi, and M. Mirshams, S. A.A. Mousavian,

The rapid growth of space utilization requires extensive construction, and maintenance of space structures and satellites in orbit. &#10This will, in turn, substantiate application of robotic systems in space. In this paper, a near-minimum-time optimal control law is developed for a rigid space platform with flexible links during an orientating maneuver with large angle of rotation. The time op...

A. Jahanian, M. Taajobian S. Momtahen

A Digital Microfluidic Biochip (DMFB) offers a promising platform for medical diagnostics, DNA sequencing, Polymerase Chain Reaction (PCR), and drug discovery and development. Conventional Drug discovery procedures require timely and costly manned experiments with a high degree of human errors with no guarantee of success. On the other hand, DMFB can be a great solution for miniaturization, int...

Most of oil and gas offshore platforms are located in the seismic regains. So, Seismic vulnerability evaluation of the offshore platforms is one of the most important and vital issues in the structural systems. In this study, jacket type offshore platforms are studied by incorporating the pushover analyses and nonlinear time history analyses, in such a way that, first some push over analyses ar...

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