Results 251 to 260 of about 961,744 (372)

DESIGN OF SELF-ADJUSTING CONTROL SYSTEMS BY USE OF A FUNCTIONAL DERIVATIVE TECHNIQUE

open access: closedIFAC Proceedings Volumes, 1964
Publisher Summary This chapter describes the design of self-adjusting control systems by use of a functional derivative technique. Such systems are usually aimed at compensating drift in the controlled plant, often described by nonlinear differential equations.
J. Rissanen
semanticscholar   +4 more sources

On self-adjusting control systems without test disturbance signals

open access: closedIFAC Proceedings Volumes, 1963
Summary The report presents and analyses one of the principles for designing an adaptive system to control time-varying processes. According to this principle, in the processes of self-adjusting, the dynamic characteristics of the system (plant and controller) and the effect of some uncontrolled external disturbances are taken into consideration ...
R.M. Yusupov, E.P. Popov, G.M. Loskutov
semanticscholar   +4 more sources

Self-adjusting control system for robotic manipulator actuators based on tracking for moment of inertia

open access: closed2008 Third International Forum on Strategic Technologies, 2008
Given work is dedicated to the increasing accuracy problem of robotic manipulator systems. It is known that these systems have parameters which are changing in time in that way control laws of the manipulator links should be variable and control system should be adaptive.
A. S. Alekseev
semanticscholar   +4 more sources

Self-adjusting fuzzy logic controller for refrigeration systems

2015 IEEE International Conference on Information and Automation, 2015
In this paper, a self-adjusting fuzzy logic controller (SAFLC) is proposed to improve the performance of refrigeration systems and enhance power efficiency for environmental test chamber (ETC). In this control algorithm, an adjusting factor and an integral term are added based on the conventional fuzzy logic controller (FLC) to improve the control ...
Zhonghua Li   +3 more
openaire   +3 more sources

A comparison of the measuring time in self-adjusting control systems

IFAC Proceedings Volumes, 1963
Summary It seems impossible to select the ‘best’ self-adjusting system out of the many proposals, but it is possible to compare them from a certain point of view. In this paper the point of view is the time required in measuring the parameters to be adjusted, considering random input signals. Three devices are compared which adjust one parameter of a
F. Mesch
openaire   +3 more sources

A Review of Self-adjusting Systems in Automatic Control†

Journal of Electronics and Control, 1961
ABSTRACT Problems arising in the application of techniques of automatic control to complex non-linear systems subject to random disturbances may be solved by automatic optimization. A variety of such schemes have been proposed. These are discussed with reference to a performance criterion which is to be optimized; they may be classified as employing ...
O. Jacobs
openaire   +3 more sources

ROBUSTNESS OF ADAPTATION IN CONTROLLED SELF-ADJUSTING CHAOTIC SYSTEMS

Fluctuation and Noise Letters, 2002
It was recently shown that self-adjusting systems adapt to the edge of chaos. We study the robustness of that adaptation with respect to a controlling force. We first use numerical simulations in a modified logistic map. With these, we find that, if the controlling force has a target value of the parameter that leads to periodic dynamics, the control ...
Nicholas Weber   +2 more
openaire   +3 more sources

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