نتایج جستجو برای: system generator

تعداد نتایج: 2259068  

Journal: :Journal of Computer Security 2005
André Zúquete

This document presents an efficient, high quality random number generator for multi-programmed environments, in particular for UNIX/Linux and Windows systems. The algorithm uses a system’s notion of the time, given by a high-precision real-time counter, to obtain random bits, and a combination of system calls to reduce the correlation between consecutive random bits. The combination of system c...

2003

Categorizes three direct-axis and four quadrature-axis models, along with the basic transient reactance model. Discusses some of the assumptions made in using various models and presents the fundamental equations and concepts involved in generator/system interfacing. Covers, generally, the various attributes of power system stability, recognizing two basic approaches. The first is categorized u...

2016
Suneeta R. Srinivasan Ram Sagar

This work mainly focuses on Matlab Simulink model for electronic commutation of BLDC motor and co simulation of the model by using Xilinx System generator tool. The BLDC motors (AKM21E) are available in small size with good speed/torque characteristics. Since, the efficiency and dynamic response is high compared to brushed DC motor, they have widely used in various applications. We are using BL...

1998
Peter Gutmann

Although much thought usually goes into the design of encryption algorithms and protocols, less consideration is often given to equally important issues such as the selection of cryptographically strong random numbers, so that an attacker may find it easier to break the random number generator than the security system it is used with. This paper provides a comprehensive guide to designing and i...

2012
M. Ouassaid A. Nejmi M. Cherkaoui M. Maaroufi

The very nonlinear nature of the generator and system behaviour following a severe disturbance precludes the use of classical linear control technique. In this paper, a new approach of nonlinear control is proposed for transient and steady state stability analysis of a synchronous generator. The control law of the generator excitation is derived from the basis of Lyapunov stability criterion. T...

2002
Masato ISHIKAWA

Abstract: In this paper, we propose a switching state feedback control algorithm for a class of non-holonomic symmetric affine systems with multi-generators. The controllability Lie algebra of a multi-generator system is structurally different from that of single-generator systems, such as conventional chained form systems. A multi-generator dynamics is partially considered a single-generator s...

2002
Vincent A. Akpan

This article presents a comprehensive and efficient modelbased technique on how algorithms can be developed, synthesized, modeled, preverified and implemented on embedded processors platforms which consist of a personal computer and a field programmable gate array (FPGA). To illustrate the proposed technique a new adaptive matrix inversion algorithm is proposed and used. The algorithm is first ...

1996
Kai Alter Ernst Buchberger Johannes Matiasek Georg Niklfeld Harald Trost

VieCtoS is a system producing spoken utterances in German from information stored in a database. An important aspect of the system is the use of information relevant for intonation at all stages of the generation process. Prosodic features are derived from pragmatic information available in the strategic generator, and transformed by the tactical generator into features that can be interpreted ...

2013
M. Sarvi Sh. Abdi S. Ahmadi

ABSTRACT: The wind turbine generator is operated such that the rotor speed varies according to wind speed to adjust the duty cycle of power converter and maximizes wind energy conversion system efficiency. The rotating speed of permanent-magnet generator should be adjusted in the real time to capture maximum wind power. This paper proposes a quite simple maximum power point tracking control sch...

2010
Renato Tinós Shengxiang Yang

In this paper, we use the exact model (or dynamical system approach) to describe the standard evolutionary algorithm (EA) as a discrete dynamical system for dynamic optimization problems (DOPs). Based on this dynamical system model, we analyse the properties of the XOR DOP Generator, which has been widely used by researchers to create DOPs from any binary encoded problem. DOPs generated by this...

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