نتایج جستجو برای: keywords moving load
تعداد نتایج: 2182373 فیلتر نتایج به سال:
abstract: ballasted railway track are of the most common types of railway in our country. the aim of this paper is study of three-dimensional suitable model for railway ballasted track and dynamic analysis of that using numerical runge-kutta 4th order method. after the dynamic analysis is performed the responses related to railway components are determined. to analyze the effect of passing rail...
Recently, a large amount of studies have been related to nonlinear systems with multi-degrees of freedom as well as continuous systems. The purpose of this paper is to optimize passive vibration absorbers in linear and nonlinear states for an Euler-Bernoulli beam with a nonlinear vibratory behavior under concentrated moving load. The goal parameter in the optimization is maximum deflection of t...
Distributed systems have been an active research area in computer science for the last decade, task allocation and load balancing have been a major issue associated with such systems. The load-balancing problem, attempts to compute the assignment with smallest possible makespan (i.e. the completion time at the maximum loaded computing node). Load balancing problem is a NP hard problem. This pap...
Background: Moving bed biofilm reactor (MBBR) is one of the new hybrids biological systems that are used in treatment of wastewater contaminated by organic and nitrogen pollutant. In this study, the continuously operated laboratory scale Kaldnes(k1) moving bed biofilm reactors (MBBRs) was investigated. Methods: In this system, two series as Anoxic reactor (R1) and aerobic (R2) have a size 3...
Cloud Computing is an attracting technology in the field of computer science. Cloud Computing involves sharing of resources. In the event of processing many jobs, the load balancing becomes essential for efficient operation and to improve user satisfaction. This paper introduces the strategic model that performs load balancing as well as dynamic partition of the nodes of different cloud. Differ...
— In wireless sensor networks routing is a challenging issue due to hardware constraints such as power, memory and computing capabilities. Wireless sensor networks are a large scale network which consists of thousands of nodes. A sensor manages the task of data sending and routing of data. Due to increases load on nodes, a loss of packet starts which degrade the performance of network. For incr...
This part II proposes two examples where the space-time windowing is useful: gait and load lifting. Giving the main importance of the windowing and graphing result (for a very first analysis of numerous multidimensional signals), the discussion tackle subjective aspects with and without windowing. Keywords-component; data chacterization; data summarizing; gait; load filfing, fuzzy windowing; gr...
1.1 Ultra-precision moving positioning stage A typical ultra-precision moving positioning stage is often used in ultra-precision manufacturing system for its nanometer displacement and fast linear moving speed. Usually, such platform consists of electric amplifiers, piezoelectric actuators and loads. As hysteresis is inherent in piezoelectric actuator, the amplifier and load can be considered a...
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