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Chemical Technology, Control and Management

2020

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Full-Text Articles in Engineering

Functional Structure Of The Advising Expert System "Defect-Cause-Action", Marat Rakhmatullaev Nov 2020

Functional Structure Of The Advising Expert System "Defect-Cause-Action", Marat Rakhmatullaev

Chemical Technology, Control and Management

To solve some technological tasks, developers face a number of problems of formalization, modeling and management of production processes. Especially often difficulties arise when solving problems of detecting and eliminating defects. This is due to the fact that the same defects can appear for different reasons or for a set of reasons; one reason can lead to defects of different types; different values of the cause indicators can cause different defects; the complex of various causes that caused the appearance of certain defects can be eliminated by many combinations of actions taken in this case; the reasons for the appearance …


Approaches To Solving Problems Of Optimization Of Solving Monitoring Problems Based On Natural Computing Algorithms, D.T. Muhamediyeva Nov 2020

Approaches To Solving Problems Of Optimization Of Solving Monitoring Problems Based On Natural Computing Algorithms, D.T. Muhamediyeva

Chemical Technology, Control and Management

To find approximate optimization solutions, many algorithms are used, seven of which are considered in this work: fuzzy sets, artificial neural networks, genetic algorithm, ant algorithm, particle swarm algorithm, DNA computation, and a new approach based on artificial immune systems (IIS). All these methods belong to the direction of "natural computing", ie. model certain biological processes, the algorithms of which nature has created for millions of years. It should be noted that the efficiency of one or another algorithm depends on the characteristics of the initial data of the problem, so it is impossible to unambiguously determine which of the …


Fuzzy Information And Expert Systems For Analysis Of Failure Of Automatic And Telemechanic Systems On Railway Transport, Timur Tashmetov, Kamoliddin Tashmetov, Ravshan Aliev, Muhamadaziz Rasulmuhamedov Nov 2020

Fuzzy Information And Expert Systems For Analysis Of Failure Of Automatic And Telemechanic Systems On Railway Transport, Timur Tashmetov, Kamoliddin Tashmetov, Ravshan Aliev, Muhamadaziz Rasulmuhamedov

Chemical Technology, Control and Management

This article provides the principles and methods of designing an expert system to obtain information on to eliminate malfunctions automatic and telemechanic system in railway transport. An expert system is presented that performs a modeling action on restore problem situations and correct various types of errors, failures of various systems, and determine the elimination of malfunction of automatic and telemechanic systems of railway transport